ISASS14 Scientific Program

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  • Wed, April 30
  • Thu, May 1
  • Fri, May 2

8:00 am - 9:45 am - General Session: Deformity: Increasing Treatment Options

 Moderator(s): Courtney Brown, MD and Richard Kube, MD
8:00 am - 8:04 am320  ALL Release by Lateral Approach for Anterior Column Reconstruction - Anatomy, Technique and Early Results
Speaker: L. Pimenta
Authors: L. Marchi(1,2), R. Jensen(1), R. Amaral(1), T. Coutinho(1), L. Oliveira(1), T. Bueno(1), E. Coutinho(1), L. Pimenta(1,3)
(1)IPC, Sao Paulo, Brazil, (2)UNIFESP, DDI, Sao Paulo, Brazil, (3)UCSD San Diego, Neurosurgery, San Diego, CA, United States
8:05 am - 8:09 am607  Anterior Column Reconstruction Following Minimally Invasive Lateral Approach
Speaker: R. Amaral
Authors: R. Amaral(1), T. Coutinho(1), R. Jensen(1), L. Marchi(1), L. Pimenta(1,2)
(1)Instituto de Patologia da Coluna, São Paulo, Brazil, (2)UCSD San Diego, San Diego, CA, United States
8:10 am - 8:14 am250  Correction of Sagittal Profile and Pelvic Parameters with cMIS Techniques for Treatment of Adult Scoliosis
Speaker: N. Anand
Authors: N. Anand(1), B. Khandehroo(1), E. Baron(1), S. Kahwaty(1), R.B. Cohen(1), J.E. Cohen(1)
(1)Cedars-Sinai Medical Center, Spine Center, Los Angeles, CA, United States
8:15 am - 8:19 am39  Multi-level XLIF and Posterior Three Column Osteotomies for Three Dimensional Severe Lumbar Deformity— 90 XLIF Levels
Speaker: P. McAfee
Authors: P.C. McAfee(1), L. Chotikul(1), E. Shucosky(1)
(1)University of Maryland St Joseph Medical Center, Towson, MD, United States
8:20 am - 8:24 am31  A Cadaveric Study of an Expandable Anteriorly-placed TLIF Device: What’s the Effect on Sagittal Correction When Used Alongside Smith-Petersen Osteotomies?
Speaker: N. Qandah
Authors: N. Qandah(1), N. Klocke(2), S. Chinthakunta(2), M. Hussain(2), M. Moldovsky(2), E. Marvin(1), J. Synkowski(1), S. Yandamuri(2), K. Salloum(2), B. Bucklen(2)
(1)Neurosurgery/Spine-Carilion, Roanoke, VA, United States, (2)Globus Medical, Inc., Audubon, PA, United States
8:25 am - 8:29 am119  XLIF vs. MAS TLIF for the Treatment of Degenerative Spondylolisthesis: Interim Results from an Ongoing Prospective Multi-center Comparative Study
Speaker: A. Tohmeh
Authors: A. Tohmeh(1), R. Isaacs(2), J. Sembrano(3), SOLAS Degenerative Study Group
(1)Northwest Orthopaedic Specialists, Spokane, WA, United States, (2)Duke University Health System, Neurosurgery, Durham, NC, United States, (3)University of Minnesota, Orthopaedic Surgery, Minneapolis, MN, United States
8:30 am - 8:34 am82  Relationship between Surgical Technique and the Incidence of Adjacent Level Pathology in Lumbar Spine Fusion. Open Traditional Approach (OTA) vs Minimally Inavsive Transforaminal Interbody Fusion and Percutaneous Screws (MIS TLIF/ PPS)
Speaker: H. Nicola
Authors: M. Da Silva(1), H. Nicola(2)
(1)Clinica Sanatrix, Spinal Surgery, Caracas, Venezuela, (2)Hospital San Juan de Dios, Spine Surgery, Caracas, Venezuela
8:35 am - 8:39 am514  Clinical Outcomes Following Stand-alone Minimally Invasive Lateral Lumbar Interbody Fusion (LLIF) Surgery for Patients with and without Deformity
Speaker: B. Bolinger
Authors: B.D. Bolinger(1), G.S. Gandhoke(1), D.O. Okonkwo(1), A.S. Kanter(1)
(1)University of Pittsburgh Medical Center, Neurological Surgery, Pittsburgh, PA, United States
8:40 am - 8:45 amDiscussion
8:46 am - 8:50 am611  Correction in the Sagittal Plane and Spinopelvic Parameters Following Standard Multilevel Lateral Lumbar Interbody Fusion
Speaker: R. Jensen
Authors: R. Jensen(1), R. Amaral(1), T. Coutinho(1), L. Marchi(1), L. Pimenta(1,2)
(1)Instituto de Patologia da Coluna, São Paulo, Brazil, (2)UCSD San Diego, San Diego, CA, United States
8:50 am - 8:54 am463  Surgical Treatment of Pathological Loss of Lumbar Lordosis (Flatback) in the Setting of Normal Sagittal Vertical Axis (SVA) Achieves Similar Clinical Improvement as Surgical Treatment for Elevated SVA
Speaker: B. Liabaud
Authors: M. Singh(1), J.S. Smith(1), B. Liabaud(2), E. Klineberg(3), C.I. Shaffrey(1), V. Lafage(2), F.J. Schwab(2), T.S. Protopsaltis(2), G.M. Mundis(4), R. Hostin(5), V. Deviren(6), R.A. Hart(7), D.C. Burton(8), S. Bess(9), C.P. Ames(10), International Spine Study Group
(1)University of Virginia Medical Center, Neurosurgery, Charlottesville, VA, United States, (2)NYU Hospital for Joint Diseases, Orthopaedic Surgery, New York, NY, United States, (3)University of California, Davis, Orthopaedic Surgery, Sacramento, CA, United States, (4)San Diego Center for Spinal Disorders, La Jolla, CA, United States, (5)Baylor Scoliosis Center, Orthopaedic Surgery, Plano, TX, United States, (6)University of California, San Francisco Medical Center, Orthopaedic Surgery, San Francisco, CA, United States, (7)Oregon Health and Science University, Orthopaedic Surgery, Portland, OR, United States, (8)University of Kansas Medical Center, Orthopaedic Surgery, Kansas City, NY, United States, (9)Rocky Mountain Hospital for Children, Orthopaedic Surgery, Denver, CO, United States, (10)University of California, Neurosurgery, San Francisco, CA, United States
8:55 am - 8:59 am206  Coronal Imbalance May Be Neglected in Patients Undergoing Majority Sagittal Deformity Correction
Speaker: J. Terran
Authors: J. Terran(1), M.C. Gupta(1,2), O. Boachie-Adjei(1,3), M.E. Cunningham(1,3), T.S. Protopsaltis(1), V. Deviren(1,4), G.M. Mundis(1,5), C.P. Ames(1,6), R. Hostin(1,7), V. Lafage(1), E. Klineberg(1,2), J.S. Smith(1,8), International Spine Study Group
(1)NYU Hospital for Joint Diseases, Orthopaedic Surgery, New York, NY, United States, (2)University of California, Davis, Orthopaedic Surgery, Sacramento, CA, United States, (3)Hospital for Special Surgery, Orthopaedic Surgery, New York, NY, United States, (4)University of California, San Francisco Medical Center, Orthopaedic Surgery, San Francisco, CA, United States, (5)San Diego Center for Spinal Disorders, La Jolla, CA, United States, (6)University of California, San Francisco Medical Center, Neurosurgery, San Francisco, CA, United States, (7)Baylor Scoliosis Center, Orthopaedic Surgery, Plano, TX, United States, (8)University of Virginia Medical Center, Neurosurgery, Charlottesville, VA, United States
9:00 am - 9:04 am210  Early and Late Thoracic Kyphosis Following 104 Lumbar Pedicle Subtraction Osteotomies (LPSO) with Un-fused Thoracic Spine
Speaker: E. Klineberg
Authors: E. Klineberg(1,2), V. Lafage(1), J. Terran(1), C.P. Ames(1,3), D.C. Burton(1,4), R.A. Hart(1,5), J.S. Smith(1,6), C.I. Shaffrey(1,7), O. Boachie-Adjei(1,8), K.-M. Fu(1,9), T.S. Protopsaltis(1), F.J. Schwab(1), K. Kebaish(1,10), M.C. Gupta(1,11), International Spine Study Group
(1)NYU Hospital for Joint Diseases, Orthopaedic Surgery, New York, NY, United States, (2)University of California, Davis, Orthopaedic Surgery, Sacramento, CA, United States, (3)University of California, Neurosurgery, San Francisco, CA, United States, (4)University of Kansas Medical Center, Orthopaedic Surgery, Kansas City, NY, United States, (5)Oregon Health and Science University, Orthopaedic Surgery, Portland, OR, United States, (6)University of Virginia, Neurosurgery, Charlottesville, VA, United States, (7)University of Virginia Medical Center, Neurosurgery, Charlottesville, VA, United States, (8)Hospital for Special Surgery, Orthopaedic Surgery, New York, NY, United States, (9)Weill Cornell Medical College, Neurosurgery, New York, NY, United States, (10)Johns Hopkins University School of Medicine, Orthopaedic Surgery, Baltimore, MD, United States, (11)University of California, Davis, Orthopaedic Surgery, Sacramento, NY, United States
9:05 am - 9:09 am79  Complications and Inter-center Variability of Three Column Osteotomies for Spinal Deformity Surgery: A Retrospective Review of 423 Patients
Speaker: K. Bianco
Authors: K. Bianco(1), R. Norton(1), F. Schwab(1), J. Smith(2), E. Klineberg(3), I. Obeid(4), G. Mundis(5), C. Shaffrey(2), K. Kebaish(6), R. Hostin(7), D. Burton(8), C. Ames(9), O. Boachie-Adjei(10), T. Protopsaltis(1), V. Lafage(1), International Spine Study Group
(1)NYU Hospital for Joint Diseases, Orthopaedic Surgery, New York, NY, United States, (2)University of Virginia Medical Center, Neurosurgery, Charlottesville, VA, United States, (3)University of California, Davis, Orthopaedic Surgery, Sacramento, CA, United States, (4)Bordeaux University Hospital, Bordeaux, France, (5)San Diego Center for Spinal Disorders, La Jolla, CA, United States, (6)Johns Hopkins University School of Medicine, Orthopaedic Surgery, Baltimore, MD, United States, (7)Baylor Scoliosis Center, Orthopaedic Surgery, Plano, TX, United States, (8)University of Kansas Medical Center, Orthopaedic Surgery, Kansas City, KS, United States, (9)Univerity of California, San Francisco Medical Center, Neurosurgery, San Francisco, CA, United States, (10)Hospital for Special Surgery, Orthopaedic Surgery, New York, NY, United States
9:10 am - 9:14 am290  Revision Surgery after Three-column Osteotomy in 335 Adult Spinal Deformity Patients: Inter-center Variability and Risk Factors
Speaker: S. Maier II
Authors: S.P. Maier II(1), V. Lafage(1), J.S. Smith(2), I. Obeid(3), G. Mundis(4), E. Klineberg(5), K. Kebaish(6), R. Hostin(7), R. Hart(8), D. Burton(9), O. Boachie-Adjei(10), M. Gupta(5), C. Ames(11), T. Protopsaltis(1), F. Schwab(1), International Spine Study Group (ISSG)
(1)NYU Hospital for Joint Diseases, Orthopaedic Surgery, New York, NY, United States, (2)University of Virginia Medical Center, Neurosurgery, Charlottesville, VA, United States, (3)Bordeax University Hospital, Bordeaux, France, (4)San Diego Center for Spinal Disorders, La Jolla, CA, United States, (5)University of California, Davis, Orthopaedic Surgery, Sacramento, CA, United States, (6)Johns Hopkins University School of Medicine, Orthopaedic Surgery, Baltimore, MD, United States, (7)Baylor Scoliosis Center, Orthopaedic Surgery, Plano, TX, United States, (8)Oregon Health and Science University, Orthopaedic Surgery, Portland, OR, United States, (9)University of Kansas Medical Center, Orthopaedic Surgery, Kansas City, MO, United States, (10)Hospital for Special Surgery, Orthopaedic Surgery, New York, NY, United States, (11)University of California, San Francisco Medical Center, Neurosurgery, San Francisco, CA, United States
9:15 am - 9:19 am287  How Much Deformity Correction Can we Obtain by XLIF and Will it Be Affected by Approach Side: Convex Vs. Concave?
Speaker: W. Cho
Authors: W. Cho(1), F.P. Cammisa(1), A.A. Sama(1), A.P. Hughes(1), R.C. Huang(1), F.P. Girardi(1)
(1)Hospital for Special Surgery, New York, NY, United States
9:20 am - 9:24 am183  Limitations and Ceiling Effects of Circumferential Minimally Invasive Surgical (CMIS) Techniques for the Treatment of Adult Scoliosis - Analysis of a 6-year Experience
Speaker: N. Anand
Authors: N. Anand(1), B. Khandehroo(1), E. Baron(1), S. Kahwaty(1), J.E. Cohen(1), R.B. Cohen(1)
(1)Cedars-Sinai Medical Center, Spine Center, Los Angeles, CA, United States
9:25 am - 9:45 amDiscussion

9:45 am - 10:30 am - General Session: Degenerative Lumbar Spine

 Moderator(s): Steven Garfin, MD
9:45 am - 9:49 am48  Comparison of Clinical Outcomes Following Minimally Invasive Lateral Interbody Fusion Stratified by Preoperative Diagnosis
Speaker: K. Khajavi
Authors: K. Khajavi(1), A.Y. Shen(1), M. Lagina(1), A. Hutchison(1)
(1)Georgia Spine and Neurosurgery Center, Atlanta, GA, United States
9:50 am - 9:54 am436  Correlation between Intraoperative Endplate Violation and Subsidence of Polyetheretherketone Intervertebral Cages in Extreme Lateral Interbody Fusion
Speaker: V. Agarwal
Authors: V. Agarwal(1), J. Bagley(1), K. Knott(1), T. Owens(1), C. Brown(1), R.E. Isaacs(1)
(1)Duke University Health System, Durham, NC, United States
9:55 am - 9:59 am77  Oblique Lateral Interbody Fusion (OLIF) Technique and Complications in 457 Levels L1 to S1
Speaker: R. Hynes
Authors: R.A. Hynes(1)
(1)Florida Institute of Technology, Engineering, Melbourne, FL, United States
10:00 am - 10:04 am590  Extreme Lateral Interbody Fusion for Unilateral Symptomatic Vertical Foraminal Stenosis
Speaker: C.P. Hofstetter
Authors: C.P. Hofstetter(1), M. Alimi(2), E. Elowitz(2), R. Hartl(2)
(1)University of Miami Miller School of Medicine, Department of Neurological Surgery, Miami, FL, United States, (2)Weill Cornell Brain and Spine Center, Department of Neurological Surgery, New York, NY, United States
10:05 am - 10:09 am461  Clinical Outcomes of Extreme Lateral Interbody Fusion (XLIF) in the Treatment of Degenerative Conditions of the Lumbar Spine
Speaker: A. Tohmeh
Authors: A. Tohmeh(1), A. Proctor(2)
(1)NWOS, Spokane, WA, United States, (2)Northwest Orthopaedic Specialists, Spokane, WA, United States
10:10 am - 10:14 am146  Indirect Decompression of Lumbar Spinal Stenosis with Transpsoas Interbody Cages and Percutaneous Posterior Instrumentation
Speaker: B. Santoni
Authors: A.E. Castellvi(1), T. Nienke(1), G. Marulanda(1), R. Murtagh(2), B. Santoni(3)
(1)Florida Orthopaedic Institute, Spine, Tampa, FL, United States, (2)Tower Diagnostics, Tampa, FL, United States, (3)Foundation for Orthopaedic Research and Education, Biomechanics Lab, Tampa, FL, United States
10:15 am - 10:19 am608  Clinical and Radiological Consequences of Interbody Cage Subsidence
Speaker: L. Marchi
Authors: L. Marchi(1,2), R. Amaral(1), T. Coutinho(1), L. Oliveira(1), L. Pimenta(1,3)
(1)Instituto de Patologia da Coluna, São Paulo, Brazil, (2)Diagnosis Imaging Dept, UNIFESP, São Paulo, Brazil, (3)UCSD San Diego, San Diego, CA, United States
10:20 am - 10:24 am438  Retraction Time Per Level in Relation to Postoperative Leg Pain Following Extreme Lateral Interbody Fusion
Speaker: J. Youssef
Authors: J.A. Youssef(1), D. Orndorff(1), M. Scott(1), R. Ebner(1)
(1)Durango Orthopedic Associates/Spine Colorado, Spine Surgery, Durango, CO, United States
10:25 am - 10:30 amDiscussion

10:30 am - 11:00 am - Break on Exhibit Floor

11:00 am - 12:00 pm - General Session: Biomechanics: Understanding Spine Function and Treatments

 Moderator(s): Boyle Cheng, PhD
11:00 am - 11:04 am568  Range of Motion of the Intact Lumbar Segment: A Multivariate Study of 42 Lumbar Spines
Speaker: D. Cook
Authors: D.J. Cook(1), M. Yeager(1), B. Cheng(1)
(1)Allegheny Health Network, Neurosurgery, Pittsburgh, PA, United States
11:05 am - 11:09 am53  Effect of Physiologic Loads on Cortical and Traditional Pedicle Screw Fixation
Speaker: D. Baluch
Authors: D.A. Baluch(1), A.A. Patel(2), B. Lullo(3), R.M. Havey(1,4), L.I. Voronov(1,4), N.-L. Nguyen(1), G. Carandang(4), A.J. Ghanayem(1), A.G. Patwardhan(1,4)
(1)Loyola University Medical Center, Orthopaedic Surgery, Maywood, IL, United States, (2)Northwestern University Feinberg School of Medicine, Orthopaedic Surgery, Chicago, IL, United States, (3)Loyola University Stritch School of Medicine, Maywood, IL, United States, (4)Musculoskeletal Biomechanics Laboratory, Hines, IL, United States
11:10 am - 11:14 am437  Effect of Endplate Integrity on Thoracic Vertebral Compressive Strength
Speaker: A. Neagoe
Authors: A. Neagoe(1), H.E. Soriano-Baron(1), A.G.U.S. Newcomb(1), N.G. Rodriguez-Martinez(1), P.M. Reyes(1), N. Theodore(1), N.R. Crawford(1)
(1)Barrow Neurological Institute, Spinal Biomechanics, Phoenix, AZ, United States
11:15 am - 11:19 am137  In vivo 3D Analysis of Cervical Endplate Subchondral Bone Density Distribution
Speaker: T. Hara
Authors: T. Hara(1), N. Inoue(2), Y. Ohara(3), H. Matsuoka(3), A. Espinoza Orías(2), M. Mizuno(4), J. Mizuno(3)
(1)Juntendo University, Neurosurgery, Tokyo, Japan, (2)Rush University Medical Center, Orthopedic Surgery, Chicago, IL, United States, (3)Shin-Yurigaoka General Hospital, Neurosurgery, Kawasaki, Japan, (4)Mie University, Neurosurgery, Tsu, Japan
11:20 am - 11:24 am105  An in vitro Biomechanical Study to Evaluate the Kinematics of Postero-lateral Static and Expandable Lumbar Interbody Spacers
Speaker: E. Akeyson
Authors: E.W. Akeyson(1), S. Chinthakunta(2), T.F. Lightfoot Vidal(3), K. Salloum(3), B. Bucklen(2)
(1)Center for Advanced Neuro Spine, New Britain, CT, United States, (2)Globus Medical Inc, Research, Audubon, PA, United States, (3)Globus Medical Inc/Drexel University, Research, Audubon/Philadelphia, PA, United States
11:25 am - 11:29 am379  Biomechanical Analysis of an Interspinous Fusion Device as a Stand-alone and as Supplemental Fixation to Posterior Expandable Interbody Cages in the Lumbar Spine
Speaker: S. Gonzalez-Blohm
Authors: S.A. Gonzalez-Blohm(1), J.J. Doulgeris(1,2), K. Aghayev(1), W.E. Lee III(3), A. Volkov(4), F.D. Vrionis(1)
(1)Moffitt Cancer Center, Neuro-Oncology / Neurosurgery, Tampa, FL, United States, (2)University of South Florida, Mechanical Engineering, Tampa, FL, United States, (3)University of South Florida, Chemical & Biomedical Engineering, Tampa, FL, United States, (4)St John Providence Hospital, Southfield, MI, United States
11:30 am - 11:34 am33  Does Posterior Lumbopelvic Fixation Aid in Unstable Pelvic Fracture Fixation? A Biomechanical Study
Speaker: E. Jazini
Authors: E. Jazini(1), O. Tannous(1), E. Belin(1), C. Hoshino(1), R. O'Toole(1), K. Salloum(2), M. Hussain(2), N. Klocke(2), B. Bucklen(2), S. Ludwig(1)
(1)University of Maryland Orthopaedics Associates/R Adams Cowley Shock Trauma Center, Baltimore, MD, United States, (2)Globus Medical, Inc., Audubon, PA, United States
11:35 am - 11:39 am366  Analysis of Spinopelvic Sagittal Balance Using Curve Harmony Angles, a New Method to Quantify Relationship between Adjacent Curves
Speaker: Z. Zheng
Authors: H. Liu(1), S. Li(1), Z. Zheng(1), H. Wang(1), J. Wang(1), H. Wang(1), B. Li(1), H. Pan(1)
(1)First Affiliated Hospital of Sun Yat-sen University, Department of Spine Surgery, Guangzhou, China
11:40 am - 11:44 am157  Using a Combination of Intralaminar and Pedicular Screw Constructs for Enhancement of Spinal Stability and Maintenance of Correction in Patients with Sagittal Imbalance: Clinical Applications and Finite Element Analysis
Speaker: I.M. Nanmaz
Authors: M.E. Inanmaz(1), K.C. Kose(1), H. Atmaca(2), A. Ozkan(3), C. Isik(4), H. Basar(1)
(1)Sakarya University, Adapazari, Turkey, (2)Akdeniz University, Antalya, Turkey, (3)Duzce University, Duzce, Turkey, (4)Bolu Izzet Baysal University, Bolu, Turkey
11:45 am - 11:49 am446  Sagittal Correction of the Lumbar Spine Using SPO and Expandable TLIF Interbody Devices: A Biomechanical Study
Speaker: N. Qandah
Authors: N. Qandah(1), N. Klocke(2), S. Chinthakunta(2), M. Hussain(2), M. Moldovsky(2), E. Marvin(1), J. Synkowski(1), S. Yandamuri(2), K. Salloum(2), B. Bucklen(2)
(1)Neurosurgery/Spine-Carilion, Roanoke, VA, United States, (2)Globus Medical, Inc., Audubon, PA, United States
11:50 am - 11:54 am89  An in vitro Comparative Analysis of a Lateral Expandable Stand-alone Cage and a Transforaminal Static Cage with Posterior Instrumentation in a Degenerative Spondylolisthesis Model
Speaker: J. O’Brien
Authors: J. O’Brien(1), C. Haines(1), M. Gudipally(2), S. Yandamuri(2), K. Salloum(2), W. Yu(1), B. Brandon(2)
(1)George Washington University, Washington, DC, United States, (2)Globus Medical Inc, Audubon, PA, United States
11:55 pm - 12:00 pmDiscussion

11:00 am - 12:00 pm - General Session: Lightning Round: MIS, Sagittal Balance, and More

 Moderator(s): Jean-Charles LeHuec, MD, PhD
11:00 am - 11:03 am512  Minimum Invasive Interspinous Stabilization with a Helicoidal Implant in the Treatment of Lumbar Stenosis: 1 Year Outcomes
Speaker: O. Alves
Authors: O.L. Alves(1), M.J. Coelho(1), O. Gomes(1)
(1)Hospitais Privados de Portugal - Boavista, Servico de Neurocirurgia, Porto, Portugal
11:04 am - 11:07 am256  Reoperation and Immediate Readmission Rates after Circumferential Minimally Invasive Surgical (cMIS) Correction of Adult Spinal Deformities (ASD)
Speaker: N. Anand
Authors: N. Anand(1), B. Khandehroo(1), E. Baron(1), S. Kahwaty(1), J.E. Cohen(1), R.B. Cohen(1)
(1)Cedars-Sinai Medical Center, Spine Center, Los Angeles, CA, United States
11:08 am - 11:11 am78  The Sagittal Balance of Cervical Spine after Posterior Open-door Laminoplasty: Comparison between the Modification by Preserving Unilateral Musculo-ligament Complex and Anchor Method
Speaker: F. Zhou
Authors: F. Zhou(1), Y. Sun(1), S. Lin(1)
(1)Peking University 3rd Hospital, Orthopaedics, Beijing, China
11:12 am - 11:15 am527  Neurologic Complications in Extreme Lateral Interbody Fusion (XLIF): A Comparative Analysis of Levels L2-3, L3-4 and L4-5
Speaker: W. Smith
Authors: W.D. Smith(1)
(1)University Medical Center of Southern Nevada, Las Vegas, NV, United States
11:16 am - 11:19 am204  Three Column Spinal Osteotomies for Adult Spinal Deformity: Inter-center Analysis of Variability in Technique and Alignment Impact
Speaker: S. Maier
Authors: P. Devos(1), S.P. Maier(1), J. Terran(1), R. Hostin(1,2), R.A. Hart(1,3), C.P. Ames(1,4), O. Boachie-Adjei(1,5), J.S. Smith(1,6), E. Klineberg(1,7), I. Obeid(1,8), G.M. Mundis(1,9), K. Kebaish(1,10), T.S. Protopsaltis(1), F.J. Schwab(1), V. Lafage(1), International Spine Study Group
(1)NYU Hospital for Joint Diseases, Orthopaedic Surgery, New York, NY, United States, (2)Baylor Scoliosis Center, Orthopaedic Surgery, Plano, TX, United States, (3)Oregon Health and Science University, Orthopaedic Surgery, Portland, OR, United States, (4)Neurosurgery, University of California, San Francisco Medical Center, San Francisco, CA, United States, (5)Hospital for Special Surgery, Orthopaedic Surgery, New York, NY, United States, (6)University of Virginia Medical Center, Neurosurgery, Charlottesville, VA, United States, (7)University of California, Davis, Orthopaedic Surgery, Sacramento, CA, United States, (8)Bordeax University Hospital, Bordeaux, France, (9)San Diego Center for Spinal Disorders, La Jolla, CA, United States, (10)Johns Hopkins University School of Medicine, Orthopaedic Surgery, Baltimore, MD, United States
11:20 am - 11:23 am223  Does T1 Pelvic Angle (TPA) Effectively Assess Sagittal Imbalance and Can it Predict Sustainable Correction?
Speaker: D. Ryan
Authors: D.J. Ryan(1), T.S. Protopsaltis(1), C.P. Ames(2), R. Hostin(3), E. Klineberg(4), G.M. Mundis(5), I. Obeid(6), K. Kebaish(7), J.S. Smith(8), O. Boachie-Adjei(9), D.C. Burton(10), R.A. Hart(11), F.J. Schwab(1), V. Lafage(1), International Spine Study Group
(1)NYU Hospital for Joint Diseases, Orthopaedic Surgery, New York, NY, United States, (2)University of California, San Francisco Medical Center, Neurosurgery, San Francisco, CA, United States, (3)Baylor Scoliosis Center, Orthopaedic Surgery, Plano, TX, United States, (4)University of California, Davis, Orthopaedic Surgery, Sacramento, CA, United States, (5)San Diego Center for Spinal Disorders, La Jolla, CA, United States, (6)Bordeaux University Hospital, Bordeaux, France, (7)Johns Hopkins University School of Medicine, Orthopaedic Surgery, Baltimore, MD, United States, (8)University of Virginia Medical Center, Neurosurgery, Charlottesville, VA, United States, (9)Hospital for Special Surgery, Orthopaedic Surgery, New York, NY, United States, (10)University of Kansas Medical Center, Orthopaedic Surgery, Kansas City, KS, United States, (11)Oregon Health and Science University, Orthopaedic Surgery, Portland, OR, United States
11:24 am - 11:27 am572  The Impact of the Cage Height, Diameter and Positioning on Clinical and Radiographic Outcome of the Extreme Lateral Inter-body Fusion
Speaker: M. Alimi
Authors: C.P. Hofstetter(1), M. Alimi(1), E. Elowitz(1), R. Härtl(1)
(1)Weill Cornell Brain and Spine Center, Neurological Surgery, New York, NY, United States
11:28 am - 11:31 am316  Clinical Improvement through Nonoperative Treatment of Adult Spinal Deformity: Who Is Likely to Benefit?
Speaker: S. Yang
Authors: C.E. Poorman(1), K. Slobodyanyuk(1), S. Yang(1), J.S. Smith(2), T.S. Protopsaltis(1), R. Hostin(1), S. Bess(3), G.M. Mundis(4), F.J. Schwab(1), V. Lafage(1), International Spine Study Group
(1)NYU Hospital for Joint Diseases, Orthopaedic Surgery, New York, NY, United States, (2)University of Virginia, Neurosurgery, Charlottesville, VA, United States, (3)Rocky Mountain Hospital for Children, Orthopaedic Surgery, Denver, CO, United States, (4)San Diego Center for Spinal Disorders, La Jolla, CA, United States
11:32 am - 11:35 am30  Treatment of Myeloma Patients Suffering from Vertebral Compression Fractures with Radiofrequency-targeted Vertebral Augmentation - A 12 Months Evaluation
Speaker: R. Bornemann
Authors: R. Bornemann(1), T.R. Jansen(2), K. Kabir(2), D.C. Wirtz(2), R. Pflugmacher(2)
(1)Universitätsklinikum Bonn, Orthopädie und Unfallchirurgie, Bonn, Germany, (2)Universitätsklinikum Bonn, Klinik und Poliklinik für Orthopädie und Unfallchirurgie, Bonn, Germany
11:36 am - 11:39 am90  Safety and Efficacy of Bioabsorbable Cervical Spacers and rhBMP-2 for Multilevel ACDF
Speaker: K. Khajavi
Authors: K. Khajavi(1), A.Y. Shen(1), A. Hutchison(1)
(1)Georgia Spine and Neurosurgery Center, Atlanta, GA, United States
11:40 am - 11:43 am612  Treatment of Contained Lumbar Disc Herniations via Radiofrequency Assisted Micro-tubular Decompression and Ablation: Four Year Results in a Prospective Cohort of 58 Patients
Speaker: S. Hellinger
Authors: S. Hellinger(1)
(1)ISAR Clinics, Spine Unit, Munich, Germany
11:44 am - 11:47 am344  Epidemiological Trends in Vertebroplasty and Kyphoplasty between 2004-2011
Speaker: K. Singh
Authors: A.J. Marquez-Lara(1), S.V. Nandyala(1), S.J. Fineberg(1), M. Noureldin(1), K. Singh(1)
(1)Rush University Medical Center, Orthopaedic Surgery, Chicago, IL, United States
11:48 am - 11:51 am227  How the Neck Affects the Back: Changes in Regional Cervical Sagittal Alignment Correlate to HRQL Improvement in Adult Thoracolumbar Deformity Patients at Two-year Follow-up
Speaker: Y. Trimba
Authors: T. Protopsaltis(1), J.K. Scheer(1,2), Y. Trimba(1), J. Terran(1), J.S. Smith(1,3), H.J. Kim(1,4), G.M. Mundis(1,5), R.A. Hart(1,6), I. McCarthy(1,7), E. Klineberg(1,8), V. Lafage(1), S. Bess(1,9), F.J. Schwab(1), C.I. Shaffrey(1,3), C.P. Ames(1,10), International Spine Study Group
(1)NYU Hospital for Joint Diseases, Orthopaedic Surgery, New York, NY, United States, (2)University of California, San Diego School of Medicine, San Diego, CA, United States, (3)University of Virginia, Neurosurgery, Charlottesville, VA, United States, (4)Hospital for Special Surgery, Orthopaedic Surgery, New York, NY, United States, (5)San Diego Center for Spinal Disorders, La Jolla, CA, United States, (6)Oregon Health and Science University, Orthopaedic Surgery, Portland, OR, United States, (7)Institute for Healthcare Research and Improvement, Baylor Healthcare System, Plano, TX, United States, (8)University of California, Davis, Orthopaedic Surgery, Sacramento, CA, United States, (9)Rocky Mountain Hospital for Children, Orthopaedic Surgery, Denver, CO, United States, (10)University of California, Neurosurgery, San Francisco, CA, United States
11:52 pm - 12:00 pmDiscussion

12:00 pm - 1:30 pm - Industry Workshops (not CME)

1:30 pm - 2:30 pm - Symposium: Cervical Arthroplasty: Is it Now the Gold Standard for Herniated Disc?

 Moderator(s): Scott Blumenthal, MD
1:30 pm - 1:33 pmIntro
Speaker: S. Blumenthal
1:34 pm - 1:42 pmEuropean Experience
Speaker: M. Mayer
1:43 pm - 1:51 pmAsian Experience
Speaker: Y. Hai
1:52 pm - 2:00 pmHow Cervical TDR Gained Approval in Australia
Speaker: M. Scott-Young
2:01 pm - 2:09 pmTDR in South America
Speaker: L. Pimenta
2:10 pm - 2:18 pmTDR in North America
Speaker: R. Guyer
2:19 pm - 2:30 pmQ&A

2:30 pm - 3:30 pm - General Session: Cervical Spine: TDR Updates and More

 Moderator(s): Domagoj Coric, MD
2:30 pm - 2:34 pm107  Clinical and Radiographic Analysis of an Artificial Cervical Disc: Seven-year Outcomes
Speaker: J. Burkus
Authors: J.K. Burkus(1), P. Mummaneni(2), V. Traynelis(3), R.W. Haid, Jr(4)
(1)The Hughston Clinic, Columbus, GA, United States, (2)University of Calgary, Department of Neurological Surgery, San Francisco, CA, United States, (3)Rush University Medical Center, Department of Neurosurgery, Chicago, IL, United States, (4)Atlanta Brain and Spine Care, Atlanta, GA, United States
2:35 pm - 2:39 pm149  Sagittal Alignment of One-level TDR and ACDF Patients: An Analysis of Patient Outcomes from a Randomized, Prospective, Clinical Trial
Speaker: M. Hisey
Authors: M.S. Hisey(1), R. Davis(2), G. Hoffman(3), H.W. Bae(4), K.D. Kim(5), S.E. Gaede(6), P. Nunley(7)
(1)Texas Back Institute Research Foundation, Plano, TX, United States, (2)GBMC Healthcare, Baltimore, MD, United States, (3)Orthopaedics Northeast, Fort Wayne, IN, United States, (4)Cedars-Sinai Medical Center, Los Angeles, CA, United States, (5)University of California, Davis Medical Center, Sacramento, CA, United States, (6)Oklahoma Spine & Brain Institute, Tulsa, OK, United States, (7)Spine Institute of Louisiana, Shreveport, LA, United States
2:40 pm - 2:44 pm314  Sagittal Alignment of Two-level TDR Patients: An Analysis of Patient Outcomes from an FDA IDE Randomized, Prospective, Clinical Trial
Speaker: R. Davis
Authors: R. Davis(1), G. Hoffman(2), H. Bae(3), M. Hisey(4), K. Kim(5), S. Gaede(6), P. Nunley(7)
(1)GBMC Healthcare, Baltimore, MD, United States, (2)Orthopaedics Northeast, Fort Wayne, IN, United States, (3)Cedars-Sinai Medical Center, Los Angeles, CA, United States, (4)Texas Back Institute, Plano, TX, United States, (5)University of California, Davis Medical Center, Sacramento, CA, United States, (6)Oklahoma Spine & Brain Institute, Tulsa, OK, United States, (7)Spine Institute of Louisiana, Shreveport, LA, United States
2:45 pm - 2:49 pm454  The Incidence of Surgical Treatment at Adjacent Segments after Anterior Cervical Discectomy and Fusion or Cervical Arthroplasty
Speaker: W. Beutler
Authors: W. Beutler(1), W. Peppelman(1), J. McConnell(2), J. Lindley(3), C. Tomaras(4), K. Baker(5), J. Myer(5), D. McKee(5)
(1)Pennsylvania Spine Institute, Harrisburg, PA, United States, (2)OAA Orthopaedic Specialists, Allentown, PA, United States, (3)Neurological Institute of Savannah, Savannah, PA, United States, (4)Peachtree Neurosurgery, Atlanta, GA, United States, (5)Globus Medical, Inc., Audubon, PA, United States
2:50 pm - 2:54 pm334  SECURE®-C Cervical Artificial Disc IDE Study: Outcomes at Five and Six Years
Speaker: J. McConnell
Authors: J. McConnell(1), J. Highsmith(2), I. Volcan(3), P. Asdourian(4), K. Baker(5), J. Myer(5), D. McKee(5)
(1)OAA Orthopaedic Specialists, Allentown, PA, United States, (2)Charleston Brain and Spine, Charleston, SC, United States, (3)West Augusta Spine Specialists, Augusta, GA, United States, (4)Greater Chesapeake Orthopaedic Associates, Baltimore, MD, United States, (5)Globus Medical, Inc., Audubon, PA, United States
2:55 pm - 2:59 pm566  What Specific Questions Are Responsible in Driving NDI Superiority of Two-level ADR over Two-level Fusion. Post hoc Item Analysis of Self-reported Outcomes of Two-level Cervical Disc Arthroplasty (CDR, Mobi-C®) vs. Two-level ACDF Treated Patients from the IDE US-RCT
Speaker: A. Simela
Authors: A. Simela(1), L. Kanim(1), J. Kim(1), H. Bae(1)
(1)Cedars Sinai Medical Center, Spine Center, Los Angeles, CA, United States
3:00 pm - 3:04 pm225  Cervical Total Disc Replacement versus ACDF: Results from a FDA IDE Clinical Trial through 48 Months
Speaker: M. Hisey
Authors: M.S. Hisey(1), R. Davis(2), G. Hoffman(3), H.W. Bae(4), K.D. Kim(5), S.E. Gaede(6), P.D. Nunley(7)
(1)Texas Back Institute, Plano, TX, United States, (2)GBMC Healthcare, Baltimore, MD, United States, (3)Orthopaedics Northeast, Fort Wayne, IN, United States, (4)Cedars-Sinai Medical Center, Los Angeles, CA, United States, (5)University of California, Davis Medical Center, Sacramento, CA, United States, (6)Oklahoma Spine & Brain Institute, Tulsa, OK, United States, (7)Spine Institute of Louisiana, Shreveport, LA, United States
3:05 pm - 3:09 pm196  Clinical Outcome of Heterotropic Ossification According to Depth of Device Insertion in Cervical Prodisc-C® Disc Replacement
Speaker: K. Cho
Authors: K.S. Cho(1), S.-B. Lee(1), P.-W. Huh(1), H.-J. Bae(1), T.-G. Lee(1)
(1)Uijeongbu St. Mary's Hosp. The Catholic Univ of Korea College of Medicine, Neurosurgery, Uijeongbu, Korea, Republic of
3:10 pm - 3:14 pm304  Two-level Cervical Total Disc Replacement versus ACDF: Results of a Prospective, Randomized, Clinical Trial with 48 Months Follow-up
Speaker: R. Davis
Authors: R. Davis(1), G. Hoffman(2), H. Bae(3), M. Hisey(4), K. Kim(5), S. Gaede(6), P. Nunley(7)
(1)GBMC Healthcare, Baltimore, MD, United States, (2)Orthopaedics Northeast, Fort Wayne, IN, United States, (3)Cedars-Sinai Medical Center, Los Angeles, CA, United States, (4)Texas Back Institute, Plano, TX, United States, (5)University of California, Davis Medical Center, Sacramento, CA, United States, (6)Oklahoma Spine & Brain Institute, Tulsa, OK, United States, (7)Spine Institute of Louisiana, Shreveport, LA, United States
3:15 pm - 3:19 pm441  One-level versus Two-level Cervical Disc Arthroplasty: Comparative Results from a FDA IDE Clinical Trial with Four-year Follow-up
Speaker: H. Bae
Authors: H.W. Bae(1), R. Davis(2), G. Hoffman(3), M. Hisey(4), K.D. Kim(5), S.E. Gaede(6), P. Nunley(7)
(1)Cedars-Sinai Spine Center, Department of Surgery, Div of Orthopaedics, Los Agneles, CA, United States, (2)GBMC Healthcare, Baltimore, MD, United States, (3)Orthopaedics Northeast, Fort Wayne, IN, United States, (4)Texas Back Institute, Plano, TX, United States, (5)University of California, Davis Medical Center, Sacramento, CA, United States, (6)Oklahoma Spine & Brain Institute, Tulsa, OK, United States, (7)Spine Institute of Louisiana, Shreveport, LA, United States
3:20 pm - 3:24 pm529  Kineflex|C Cervical Arthroplasty: Long-term Clinical and Radiographic Outcomes from a Prospective, Randomized IDE Study
Speaker: D. Coric
Authors: D. Coric(1,2), R. Guyer(3), P. Nunley(4), D. Musante(5), M.O. Boltes(1)
(1)Carolina Neurosurgery and Spine Associates, Charlotte, NC, United States, (2)Carolinas Medical Center, Department of Neurosurgery, Charlotte, NC, United States, (3)Texas Back Institiute, Texas Health Presbyterian Hospital Plano, Plano, TX, United States, (4)Spine Institute of Louisiana, Shreveport, LA, United States, (5)Triangle Orthopedic Associates, Durham, NC, United States
3:25 pm - 3:29 pm445  Upper Cervical Compensation for Maintenance of Horizontal Gaze in 150 Thoracolumbar Deformity Patients with and without Cervical Sagittal Deformity: Analysis of Craniocervical Relationships Including CBVA and a Novel Parameter, the Slope of Line of Sight (SLS)
Speaker: R. Lafage
Authors: T. Protopsaltis(1), R. Lafage(1), J. Smith(2), E. Klineberg(3), M. Gupta(3), H.-J. Kim(4), G. Mundis(5), F. Schwab(1), T. Errico(1), C. Ames(6), V. Lafage(1), International Spine Study Group
(1)NYU Hospital for Joint Diseases, Orthopaedic Surgery, New York, NY, United States, (2)University of Virginia, Neurosurgery, Charlottesville, VA, United States, (3)University of California, Davis, Orthopaedic Surgery, Sacramento, NY, United States, (4)Hospital for Special Surgery, Orthopaedic Surgery, New York, NY, United States, (5)San Diego Center for Spinal Disorders, La Jolla, CA, United States, (6)University of California, Neurosurgery, San Francisco, CA, United States
3:30 pm - 3:34 pm218  Cervical Sagittal Deformity Develops after PJK in Adult Thoracolumbar Deformity Correction: Radiographic Analysis Utilizing a Novel Global Sagittal Parameter, the CTPA
Speaker: A. Boniello
Authors: T. Protopsaltis(1), N. Bronsard(1,2), A. Boniello(1), J. Terran(1), J.S. Smith(1,3), E. Klineberg(1,4), G.M. Mundis(1,5), H.J. Kim(1,6), R. Hostin(1), R.A. Hart(1,7), C.P. Ames(1,8), C.I. Shaffrey(1,3), S. Bess(1,9), F.J. Schwab(1), V. Lafage(1), International Spine Study Group
(1)NYU Hospital for Joint Diseases, Orthopaedic Surgery, New York, NY, United States, (2)Centre Hospitalier Universitaire de Nice Hopital Saint Roch, Nice, France, (3)University of Virginia Medical Center, Neurosurgery, Charlottesville, VA, United States, (4)University of California, Davis, Orthopaedic Surgery, Sacramento, CA, United States, (5)San Diego Center for Spinal Disorders, La Jolla, CA, United States, (6)Hospital for Special Surgery, New York, NY, United States, (7)Oregon Health and Science University, Orthopaedic Surgery, Portland, OR, United States, (8)University of California, San Francisco Medical Center, Neurosurgery, San Fransisco, CA, United States, (9)Rocky Mountain Hospital for Children, Orthopaedic Surgery, Denver, CO, United States

3:30 pm - 4:00 pm - Break on Exhibit Floor

4:00 pm - 5:00 pm - General Session: Degenerative Lumbar Spine II: Outcomes and Complications

 Moderator(s): Scott Blumenthal, MD and Marek Szpalski, MD
4:00 pm - 4:04 pm228  Degenerative Spondylolisthesis: An Analysis of Trends within the National Inpatient Sample Database
Speaker: K. Bianco
Authors: K. Bianco(1), R. Norton(1), C. Klifto(1), J. Bendo(1)
(1)NYU Hospital for Joint Diseases, Orthopaedic Surgery, New York, NY, United States
4:05 pm - 4:09 pm402  Incidence and Risk Factors for Peri-operative Visual Loss Following Spinal Fusion
Speaker: K. Singh
Authors: S.J. Fineberg(1), S.V. Nandyala(1), A.J. Marquez-Lara(1), R. Singh(1), A.A. Patel(2), M. Noureldin(1), K. Singh(1)
(1)Rush University Medical Center, Orthopaedic Surgery, Chicago, IL, United States, (2)Northwestern Memorial Hospital, Orthopaedic Surgery, Chicago, IL, United States
4:10 pm - 4:14 pm546  Long-term Clinical Outcomes and Complications after Surgical Treatment of Degenerative Spinal Diseases: The Effect of BMI and Smoking
Speaker: D. Crandall
Authors: D.G. Crandall(1), J. Revella(1), K. Schmidt(2), R. Mclemore(2)
(1)Sonoran Spine Center, Mesa, AZ, United States, (2)Banner Orthopaedic Residency Program, Phoenix, AZ, United States
4:15 pm - 4:19 pm560  Partial Laminectomy Portends a Better Outcome than Complete Laminectomy When Combined with Posterior Spinal Fusion in the Treatment of Spinal Stenosis and Degenerative Spondylolisthesis
Speaker: J. Auerbach
Authors: J.D. Auerbach(1), T.J. Errico(2), R.J. Davis(3)
(1)Bronx-Lebanon Hospital Center, Albert Einstein College of Medicine, Bronx, NY, United States, (2)NYU Hospital for Joint Diseases, New York, NY, United States, (3)Greater Baltimore Neurosurgical Associates, Towson, MD, United States
4:20 pm - 4:24 pm573  Patient-centered Outcomes Following Spinal Fusion Surgery for Degenerative Disc Disease: A Meta-analysis of Randomized and Observational Studies
Speaker: J. Kemner
Authors: J. Menzin(1), C. Nichols(1), V. Federico(1), M. Mwamburi(2), J. Kemner(3)
(1)Boston Health Economics, Inc., Waltham, MA, United States, (2)Tufts University, Boston, MA, United States, (3)Medtronic, Inc., Minneapolis, MN, United States
4:25 pm - 4:29 pm444  Improvement in Sagittal Plane Alignment after Lumbar Decompression
Speaker: Y. Trimba
Authors: J.B. Knox(1), Y. Trimba(1), J.H. Weinreb(1), J.A. Bendo(1)
(1)NYU Hospital for Joint Diseases, Department of Orthopaedic Surgery, New York, NY, United States
4:30 pm - 4:34 pm131  The Re-operation Rate in a Single Dataset Varies Significantly Depending on the Definitions Applied
Speaker: D. Ohnmeiss
Authors: D.D. Ohnmeiss(1), R.D. Guyer(2), S.L. Blumenthal(2), J.E. Zigler(2)
(1)Texas Back Institute Research Foundation, Plano, TX, United States, (2)Texas Back Institute, Plano, TX, United States
4:35 pm - 4:39 pm34  Bench-Marking the Outcome of Lumbar Spine Surgery Using a Spine Register Data Base
Speaker: B. Strömqvist
Authors: B. Strömqvist(1), P. Fritzell(2), O. Hägg(3), B. Jönsson(1), B. Sandén(4), Swedish Society of Spinal Surgeons
(1)Skåne University Hospital, Orthopedics, Malmö, Sweden, (2)County Hospital Ryhov, Orthopedics, Jönköping, Sweden, (3)Spine Center Gothenburg, Orthopedics, Gothenburg, Sweden, (4)University Hospital, Orthopedics, Uppsala, Sweden
4:40 pm - 4:44 pm417  Risk Factors for Re-operation Following Lumbar Spine Surgery
Speaker: K. Singh
Authors: S.V. Nandyala(1), A.J. Marquez-Lara(1), S.J. Fineberg(1), M. Noureldin(1), K. Singh(1)
(1)Rush University Medical Center, Orthopaedic Surgery, Chicago, IL, United States
4:45 pm - 4:49 pm56  Dexamethasone Perioperative Co-analgesia in Lumbar Spine Fusion – A Controlled Cohort Study of Efficacy and Safety
Speaker: D. Bednar
Authors: D.A. Bednar(1), F. Farroukhyar(2), A. Wong(3), J. Paul(4)
(1)McMaster University, Surgery, Hamilton, ON, Canada, (2)McMaster University, Hamilton, ON, Canada, (3)McMaster University, Medicine, Hamilton, ON, Canada, (4)McMaster University, Anesthesia, Hamilton, ON, Canada
4:50 pm - 5:00 pmDiscussion

5:00 pm - 6:00 pm - Oral Posters: Biologics

 Moderator(s): J.J. Abitbol, MD and Ray Linovitz, MD
5:00 pm - 5:05 pm282  Analysis of Side Effects Associated with the Use of rhBMP-2 in the Lumbar Fusion: Report of a Retrospective Series of 225 Patients
Speaker: S. Litrico
Authors: S. Litrico(1), F. Pennes(1), N. Bougaci(1), M. Manfiotto(1), P. Paquis(1)
(1)CHU de Nice, Department of Neurosurgery, Nice, France
5:06 pm - 5:11 pm198  Protamine Based Polyelectrolyte Microbeads: A Potent Carrier of rhBMP-2 in Posterolateral Spinal Fusion Application
Speaker: T. Hu
Authors: T. Hu(1), R.W.M. Lam(1), M. Wang(1), S.Y. Toh(1), S.A. Abbah(1), J.C.-H. Goh(2), J. Li(2), K. Bhakoo(3), S. Cool(1,4), H.K. Wong(1)
(1)National University of Singapore, Department of Orthopaedic Surgery, Singapore, Singapore, (2)National University of Singapore, Department of Bioengineering, Singapore, Singapore, (3)Agency for Science, Technology and Research, Singapore Bioimaging Consortium, Singapore, Singapore, (4)Agency for Science, Technology and Research, Institute of Medical Biology, Singapore, Singapore
5:12 pm - 5:17 pm113  Enhanced Bone Regeneration Efficiency of BMP-2 with Concurrent Reduction of Heterotopic Ossification: Evaluation of a New BMP-2 Carrier in a Large Animal Model of Lumbar Interbody Fusion
Speaker: M. Wang
Authors: M. Wang(1), S. Akogwu Abbah(2), T. Hu(1), R. Lam(1), J. Goh(1,3), H.-K. Wong(1)
(1)National University of Singapore, Department of Orthopaedic Surgery, Singapore, Singapore, (2)National University of Ireland, Galway, Ireland, (3)National University of Singapore, Department of Bioengineering, Singapore, Singapore
5:18 pm - 5:23 pm343  In vitro Assessment of the Proliferative and Chemotactic Potential of BMP-13 on a Chondrocyte Cell Line
Speaker: A. Diwan
Authors: F. Zhou(1), A.Q. Wei(1), A. Diwan(1)
(1)Orthopedic Research Institute, St. George Hospital Campus, University of New South Wales, Sydney, NSW, Australia
5:24 pm - 5:29 pm389  Cytokine Leakage through Annular Fibrosus Tears Causes Low Back Pain
Speaker: Z. Zheng
Authors: H. Yang(1), H. Liu(1), Z. Li(1), Z. Zheng(1), J. Wang(1), B. Li(1), K. Zhang(1), W. Ding(1), S. Li(1), H. Wang(1), S.R. Shrivastava(1)
(1)First Affiliated Hospital of Sun Yat-sen University, Department of Spine Surgery, Guangzhou, China
5:30 pm - 5:35 pm313  Complications of Spinal Fusion with Utilization of Bone Morphogenetic Protein: A Systematic Review of the Literature
Speaker: K. Singh
Authors: K. Singh(1), K. Ahmadinia(1), D.K. Park(2), S.V. Nandyala(1), A.J. Marquez-Lara(1), A.A. Patel(3), M. Noureldin(1), S.J. Fineberg(1)
(1)Rush University Medical Center, Orthopaedic Surgery, Chicago, IL, United States, (2)William Beaumont Hospital, Orthopaedic Surgery, Royal Oak, MI, United States, (3)Rush University Medical Center, Northwestern University Feinberg School of Medicine, Orthopaedic Surgery, Chicago, IL, United States
5:36 pm - 5:41 pm377  Enhanced Control of Bone Formation with Polyelectrolyte Microbeads Incorporating Heparin and Bone Morphogenetic Protein-2 in a Two-level Porcine Posterolateral Spinal Fusion Model
Speaker: T. Hu
Authors: T. Hu(1), M. Wang(1), R.W.M. Lam(1), S.Y. Toh(1), S.A. Abbah(1), J.C.-H. Goh(2), J. Li(2), K. Bhakoo(3), S. Cool(1,4), H.K. Wong(1)
(1)National University of Singapore, Department of Orthopaedic Surgery, Singapore, Singapore, (2)National University of Singapore, Department of Bioengineering, Singapore, Singapore, (3)Agency for Science, Technology and Research, Singapore Bioimaging Consortium, Singapore, Singapore, (4)Agency for Science, Technology and Research, Institute of Medical Biology, Singapore, Singapore
5:42 pm - 5:47 pm474  Influence of Non-opioid Analgesics on Healthy Nucleus Pulposus Cells
Speaker: M. Ogon
Authors: C. Eder(1), J. Trifinopoulos(1), S. Schildboeck(1), N. Koppensteiner(2), J. Zolles(2), E. Falkner(3), M. Ogon(1)
(1)Orthopedic Hospital Speising, Vienna, Austria, (2)HBLVA Rosensteingasse, Vienna, Austria, (3)University of Vienna, Vienna, Austria
5:48 pm - 5:53 pm549  Amniotic Membrane Microparticles Decrease Cytokine, Matrix Degradation and Associated Pain Marker Expression in Human Intervertebral Disc Explant Cultures
Speaker: Y. Lee
Authors: Y.-P. Lee(1), R. Pichika(1), S. Garfin(1), M. Lenz(1), K. Masuda(1)
(1)UCSD San Diego, Orthopaedic Surgery, San Diego, CA, United States
5:54 pm - 5:59 pm550  New Generation of Demineralized Bone Matrix Promotes Early Bone Remodeling in a Posterolateral Athymic Rat Spine Fusion Model
Speaker: A. Brecevich
Authors: A.T. Brecevich(1), P. Kiely(1), O. Costantini(1), F.P. Cammisa, Jr.(1), C. Abjornson(1)
(1)Hospital for Special Surgery, Integrated Spine Research Program, New York, NY, United States
6:00 pm - 6:05 pmDiscussion

5:00 pm - 6:00 pm - Oral Posters: Cervical

 Moderator(s): Roberto Diaz, MD and Pierce Nunley, MD
5:00 pm - 5:05 pm189  Maintenance of Implant Motion in Multilevel Cervical DIsc Arthroplasty - A Review of over 200 Implants
Speaker: A. Berg
Authors: A.J. Berg(1), C.D. Jensen(1), J.A. Tankel(1), M. Hernandez(1), G.R. Reddy(1), T. Friesem(1)
(1)North Tees and Hartlepool NHS Foundation Trust, Spinal Unit, Stockton on Tees, United Kingdom
5:06 pm - 5:11 pm484  Does Workers’ Compensation Status Affect Outcomes of Cervical Disc Arthroplasty? A Comparative Prospective Study
Speaker: M. Gornet
Authors: M.F. Gornet(1), F.W. Schranck(2), B.A. Taylor(1), B. Kopjar(3)
(1)The Orthopedic Center of Saint Louis, Spine Research Center, Saint Louis, MO, United States, (2)SPIRITT Research, Saint Louis, MO, United States, (3)University of Washington, Seattle, MO, United States
5:12 pm - 5:17 pm367  Cervical Kinematics after Total Disc Replacement (TDR): Flexion-extension and Lateral Bending Motion Patterns
Speaker: O. Gille
Authors: O. Gille(1), A. Ramadan(2), C. Mazel(3), L. Balabaud(3)
(1)Pellegrin Universitary Hospital, Orthopaedic Surgery and Traumatology, Bordeaux, France, (2)Clinique Beaulieu, Neurosurgery, Geneva, Switzerland, (3)I M Montsouris, Orthopaedic Surgery and Traumatology, Paris, France
5:18 pm - 5:23 pm209  Clinical Outcomes Following Anterior Cervical Hybrid Surgery Using Total Disc Replacement Combined with Anterior Cervical Fusion at the Adjacent Segment
Speaker: R. Rogers
Authors: R.W. Rogers(1), S.L. Blumenthal(2), R.D. Guyer(2), J.E. Zigler(2), D.D. Ohnmeiss(1)
(1)Texas Back Institute Research Foundation, Plano, TX, United States, (2)Texas Back Institute, Plano, TX, United States
5:24 pm - 5:29 pm482  Does Mental Health Status Affect Outcomes of Cervical Disc Arthroplasty?
Speaker: M. Gornet
Authors: M.F. Gornet(1), F.W. Schranck(2), B.A. Taylor(1), B. Kopjar(3)
(1)The Orthopedic Center of St. Louis, Spine Research Center, Saint Louis, MO, United States, (2)SPIRITT Research, Saint Louis, MO, United States, (3)University of Washington, Seattle, MO, United States
5:30 pm - 5:35 pm613  A Detailed Description of Paravertebral Ossification in Cervical Artificial Disc Replacement: A Prospective Clinical Study and Review of Papers
Speaker: W. Tian
Authors: W. Tian(1), X. Han(1), J. Yue(2)
(1)Beijing Jishuitan Hospital, Fourth Clinical Medical College of Peking University, Department of Spine Surgery, Beijing, China, (2)Yale University School of Medicine, Department of Orthopaedics and Rehabilitation, New Haven, CT, United States
5:36 pm - 5:41 pm588  Clinical and Radiological Results in Sagittal Balance and Kinematics after Total Disc Arthroplasty with Mobi-C® in Treatment of Cervical Disc Disease since 2009
Speaker: G. Bajares
Authors: G. Bajares(1,2), A. Pérez-Oliva(1,2), N. Cruz(1,2), A. Acosta(2), A. Montero(1), D. Molina(2)
(1)Unidad de Columna, Caracas, Venezuela, (2)Instituto de Columna Caracas, Caracas, Venezuela
5:42 pm - 5:47 pm552  Effect of Sagittal-plane Transnational Function for Cervical Artificial Disc Replecement
Speaker: D. Erbulut
Authors: D.U. Erbulut(1), I. Zafarparandeh(2), I. Lazolgu(2), A.F. Ozer(3)
(1)Koc University, Mechanical Engineering and Neurosurgery, Istanbul, Turkey, (2)Koc University, Mechanical Engineering, Istanbul, Turkey, (3)Koc University, Neurosurgery, Istanbul, Turkey
5:48 pm - 5:53 pm365  Clinical Outcomes, Sagittal Alignment and Ranges of Motion 46 Months after Cervical Arthroplasty with a Ceramic-on-Ceramic Prosthesis
Speaker: A. Ramadan
Authors: A. Ramadan(1), O. Gille(2), C. Mazel(3), L. Balabaud(3)
(1)Clinique Beaulieu, Neurosurgery, Geneva, Switzerland, (2)Pellegrin Universitary Hospital, Orthopaedic Surgery and Traumatology, Bordeaux, France, (3)I M Montsouris, Orthopaedic Surgery and Traumatology, Paris, France
5:54 pm - 5:59 pm150  Radiographic Outcomes of Single Level Cervical Disc Arthroplasty - Three Different Implants with Greater than Two Years Follow-up
Speaker: A. Berg
Authors: A.J. Berg(1), C.D. Jensen(1), J.A. Tankel(1), M. Hernandez(1), C. Bhatia(1), G.R. Reddy(1), T. Friesem(1)
(1)North Tees and Hartlepool NHS Foundation Trust, Spinal Unit, Stockton on Tees, United Kingdom
6:00 pm - 6:05 pm54  The Incidence and Mortality of Post-operative Strokes following Anterior Cervical Fusion
Speaker: K. Singh
Authors: A.J. Marquez-Lara(1), S.V. Nandyala(1), D.R. Schmitt(1), S.J. Fineberg(1), M. Noureldin(1), K. Singh(1)
(1)Rush University Medical Center, Orthopaedic Surgery, Chicago, IL, United States
6:06 pm - 6:11 pm52  Comparison between Revision Lumbar TDR and Revision ALIF between 2002-2011
Speaker: K. Singh
Authors: A.J. Marquez-Lara(1), S.V. Nandyala(1), S.J. Fineberg(1), M. Noureldin(1), K. Singh(1)
(1)Rush University Medical Center, Orthopaedic Surgery, Chicago, IL, United States
6:12 pm - 6:17 pmDiscussion

5:00 pm - 6:00 pm - Oral Posters: Cutting Edge

 Moderator(s): Junichi Mizuno, MD
5:00 pm - 5:05 pm570  Laser Modified PEEK Implants as an Adjunct to Interbody Fusion: A Sheep Model
Speaker: T. Ganey
Authors: T.M. Ganey(1), P. Colahan(2), T. Broome(3), R. Srinivas(1), F.E. Livingston(4)
(1)Atlanta Medical Center, Orthopaedic Surgery, Atlanta, GA, United States, (2)University of Florida, College of Veterinary Medicine, Large Animal Surgery, Gainesville, FL, United States, (3)Univesity of Florida, College of Veterinary Medicine, Gainesville, FL, United States, (4)Aerospace Corporation, El Segundo, CA, United States
5:06 pm - 5:11 pm226  Randomized Study of Anular Repair Readmission Rates Following Discectomy
Speaker: S. Blumenthal
Authors: S.L. Blumenthal(1), Anulex Study Group
(1)Texas Back Institute, Plano, TX, United States
5:12 pm - 5:17 pm179  Endoscopically Guided Foraminal and Dorsal Rhizotomy for Chronic Low Back Pain
Speaker: A. Yeung
Authors: A.T. Yeung(1,2)
(1)Desert Institute for Spine Care, Phoenix, AZ, United States, (2)University of New Mexico School of Medicine, Neurosurgery, Albuquerque, NM, United States
5:18 pm - 5:23 pm215  Spinal Cord Stimulator Re-operations: Review of Cases from One Practice
Speaker: R. Rashbaum
Authors: R.F. Rashbaum(1), S. Verma-Kurvari(2), D.D. Ohnmeiss(2)
(1)Texas Back Institute, Plano, TX, United States, (2)Texas Back Institute Research Foundation, Plano, TX, United States
5:24 pm - 5:29 pm510  Radiologic Evaluation of a Novel Radiolucent CF/PEEK Pedicle Screw Using Fluoroscopy, CT and MRI
Speaker: F. Kilian
Authors: F. Kilian(1), T. Nydegger(2), F. Külling(3), R. Wieling(2), N. Aebli(4), T. Forster(3)
(1)Katholisches Klinikum Koblenz, Klinik für Wirbelsäulenchirurgie, Koblenz, Germany, (2)icotec ag, Spine, Altstätten, Switzerland, (3)Kantonsspital St.Gallen, Department of Orthopaedic Surgery, St.Gallen, Switzerland, (4)Andreas Klinik, Spine Surgery, Cham, Switzerland
5:30 pm - 5:35 pm136  Interspinal Lumbar Decompression Fusion (ILIF) for Spinal Claudication
Speaker: G. Diaz
Authors: G. Diaz(1), C.R. Cook(2), R. Tyo(2)
(1)Michigan Head and Spine, Southfield, MI, United States, (2)DC2 Healthcare, Nashville, TN, United States
5:36 pm - 5:41 pm440  Randomized Study of Anular Repair Following Discectomy in a Smoking Population
Speaker: J. Sherman
Authors: J.E. Sherman(1), Anulex Study Group
(1)Twin City Orthopedics, Minneapolis, MN, United States
5:42 pm - 5:47 pm59  Initial Results of a Multi-center Study of the InterCushion Disc Nucleus Replacement
Speaker: P. De Muelenaere
Authors: P.F.R.G. De Muelenaere(1), J. Hurlbert(2), P. Asdourian(3), A. Schwartz(4), J.C. Felt(5)
(1)Brandon Regional Health Authority, Department of Surgery, Brandon, MB, Canada, (2)University of Calgary, Department of Clinical Neurosciences, Calgary, AB, Canada, (3)Greater Chesapeake Orthopaedic Associates, Baltimore, MD, United States, (4)Orthopedic SpineCare of Long Island, Huntington Station, NY, United States, (5)Vertebral Technologies Inc., Minnetonka, MN, United States
5:48 pm - 5:53 pm403  How Many Implants Can Be Placed in Minimally Invasive Sacroiliac Joint Fusions?
Speaker: J. Breen
Authors: D.W. Polly(1), C.G. Ledonio(1), J. Breen(1), I. Ninkovic(1), E.R. Santos(1)
(1)University of Minnesota, Orthopaedic Surgery, Minneapolis, MN, United States
5:54 pm - 5:59 pm450  Clinical Benefits of Using Autologous Conditioned Serum (Orthokine/ ACS) to Treat Sciatica and Discogenic Back Pain
Speaker: C. Moser
Authors: C. Moser(1,2), P. Wehling(3,4,5), J. Becker(1), D. Groenemeyer(2,6), J. Reinecke(7)
(1)Groenemeyer Institute for Microtherapy, Orthopaedics, Bochum, Germany, (2)University Witten/Herdecke, Faculty for Radiology and Microtherapy, Bochum, Germany, (3)Private Group Practice Prof. Wehling, Dr. Hartmann, Orthopaedics, Duesseldorf, Germany, (4)University of North Carolina, Comprehensive Center for Inflammatory Disorders, Chapel Hill, NC, United States, (5)Orthogen AG, Orthobiologics, Duesseldorf, Germany, (6)Groenemeyer Institute for Microtherapy, Radiology, Bochum, Germany, (7)Orthogen, Orthobiologics, Duesseldorf, Germany

5:00 pm - 6:00 pm - Oral Posters: Lumbar

 Moderator(s): Matthew McDonald, MBBS, FRACS
5:00 pm - 5:05 pm169  Clinical and Radiographic Long-term Results of PEEK-non-Fusion Spine Implants
Speaker: T. Barz
Authors: T. Barz(1), M. Melloh(2), L.P. Staub(3), S. Lord(4), H.R. Merk(5)
(1)Asklepios Klinikum Uckermark, Department of Orthopaedic Surgery, Schwedt, Germany, (2)University of Western Australia, Western Australian Institute for Medical Research (WAIMR), Nedlands, WA, Australia, (3)University of Bern, Senior Research Associate, Institute for Evaluative Research in Orthopaedic Surgery, Bern, Switzerland, (4)University of Sydney, NHMRC Clinical Trials Centre, Sydney, NSW, Australia, (5)University of Greifswald, Department of Orthopaedic Surgery, Greifswald, Germany
5:06 pm - 5:11 pm378  Minimum Ten-year Follow-up of Decompression and Dynamic Stabilization for Spinal Stenosis with Degenerative Spondylolisthesis
Speaker: A. Mehrkens
Authors: A. Mehrkens(1), K. Veresciagina(1), A.T. Mameghani(1), A.M. Mueller(1), B. Jeanneret(1), S. Schaeren(1)
(1)University Hospital, Department of Orthopaedic Surgery - Spine Unit, Basel, Switzerland
5:12 pm - 5:17 pm181  Changes in Back Pain after Lumbar Spinal Fusion vs. Decompression Surgery
Speaker: L. Panzenboeck
Authors: L. Panzenboeck(1), A. Tuschel(1)
(1)Speising Orthopaedic Hospital, Dept. for Spine Surgery, Vienna, Austria
5:18 pm - 5:23 pm222  Comparison Between Instrumented and Uninstrumented Posterolateral Fusion for Lumbar Spinal Stenosis and Spondylolisthesis
Speaker: A. Richter
Authors: A. Richter(1), S. Koutsoumbelis(1), D. Essig(1), S. Merwin(1), M. Goldstein(2), J. Silber(1)
(1)North Shore LIJ Health System, Dept of Orthopaedic Surgery, New Hyde Park, NY, United States, (2)Orthopaedic Associates of Manhasset, Great Neck, NY, United States
5:24 pm - 5:29 pm424  Peri-operative Outcomes between Surgical Approaches for Single-level Lumbar Fusions for Spondylolisthesis
Speaker: K. Singh
Authors: S.V. Nandyala(1), A.J. Marquez-Lara(1), S.J. Fineberg(1), M. Noureldin(1), K. Singh(1)
(1)Rush University Medical Center, Orthopaedic Surgery, Chicago, IL, United States
5:30 pm - 5:35 pm336  An Evaluation of Outcomes of the Surgical Treatment for Adult L5 Lumbar Spondylolysis - A Technique of Pars Decompression and Facet Fixation Using Cannulated Screws
Speaker: F. Suetsuna
Authors: F. Suetsuna(1), T. Kaneko(2), T. Irie(2)
(1)Hachinohe Municipal Hospital, Dept. of Orthopaedic Surgery, Hachinohe, Japan, (2)Hachinohe Municipal Hospital, Hachinohe, Japan
5:36 pm - 5:41 pm315  The Effect of TLIF Cage Placement on Intervertebral Range-of-Motion
Speaker: D. Cook
Authors: D.J. Cook(1), M.S. Yeager(1), C. Wade(2), B.C. Cheng(1), E.R. Prostko(1)
(1)Allegheny Health Network, Neurosurgery, Pittsburgh, PA, United States, (2)Auburn University, Department of Industrial and Systems Engineering, Auburn, AL, United States
5:42 pm - 5:47 pm324  L5S1 Low-grade Spondylolisthesis treated by ALIF - Local Lordosis Correction
Speaker: R. Jensen
Authors: R. Jensen(1), L. Marchi(1), R. Amaral(1), T. Coutinho(1), L. Oliveira(1), E. Coutinho(1), T. Bueno(1), L. Pimenta(1,2)
(1)IPC, Sao Paulo, Brazil, (2)UCSD San Diego, Neurosurgery, San Diego, CA, United States
5:48 pm - 5:53 pm329  A Biomechanical Study of ALIF Cages in Combination with a Spinous Process Clamp
Speaker: B. Cheng
Authors: B.C. Cheng(1,2), D.J. Cook(2), M.S. Yeager(2), M.Y. Oh(2), D.M. Whiting(2)
(1)Drexel University, Neurosurgery, Mars, PA, United States, (2)Allegheny Health Network, Neurosurgery, Pittsburgh, PA, United States
5:54 pm - 5:59 pm205  Comparative Analysis of Cauda Equina Syndrome (CES) Patients versus an Unaffected Population Undergoing Spinal Surgery
Speaker: B. Marascalchi
Authors: B.J. Marascalchi(1), P.G. Passias(1), V. Goz(1), J.H. Weinreb(1), L. Joo(2), T.J. Errico(1)
(1)NYU Hospital for Joint Diseases, Department of Orthopaedic Surgery, New York, NY, United States, (2)NYU School of Medicine, Biostatistics, Department of Population Health, New York, NY, United States
6:00 pm - 6:05 pm349  Perioperative Outcomes of Multi-level versus Single Level Lumbar Spine Surgery
Speaker: K. Singh
Authors: S.V. Nandyala(1), A.J. Marquez-Lara(1), S.J. Fineberg(1), M. Noureldin(1), K. Singh(1)
(1)Rush University Medical Center, Orthopaedic Surgery, Chicago, IL, United States
6:06 pm - 6:10 pm346  Perioperative Outcomes of Multi-level Anterior-posterior Lumbar Fusions
Speaker: K. Singh
Authors: S.V. Nandyala(1), A.J. Marquez-Lara(1), S.J. Fineberg(1), M. Noureldin(1), K. Singh(1)
(1)Rush University Medical Center, Orthopaedic Surgery, Chicago, IL, United States

5:00 pm - 6:00 pm - Oral Posters: MIS

 Moderator(s): Rodrigo Amaral, MD and Zach Smith, MD
5:00 pm - 5:05 pm480  Severe Thoracicolumbar Comminuted Burst Fractures Treated with Posterior Pedicle Screw Fixation
Speaker: Z. Luo
Authors: Z.-P. Luo(1), J. Pan(1), H.-L. Yang(1)
(1)Department of Orthopedics of 1st Affiliated Hospital and Orthopedic Institute, Soochow University, Suzhou, China
5:06 pm - 5:11 pm12  Radiofrequency Kyphoplasty Combined with Posterior Fixation in the Treatment of Burst Fractures
Speaker: R. Pflugmacher
Authors: R. Pflugmacher(1), R. Bornemann(1), T.R. Jansen(1), K. Kabir(1), D.C. Wirtz(1)
(1)Universitätsklinikum Bonn, Klinik und Poliklinik für Orthopädie und Unfallchirurgie, Bonn, Germany
5:12 pm - 5:17 pm526  Acute and Hyper-acute Corpectomy for Traumatic Burst Fractures Using a Mini-open Lateral Approach
Speaker: W. Smith
Authors: W.D. Smith(1)
(1)University Medical Center of Southern Nevada, Las Vegas, NV, United States
5:18 pm - 5:23 pm571  Exclusive Use of Extreme Lateral Lumbar Interbody Fusion for Treatment of Disc Infection
Speaker: K. Madhavan
Authors: K. Madhavan(1), M.Y. Wang(1), S.K. Williams(1), S. Vanni(1)
(1)University of Miami, Neurosurgery, Miami, FL, United States
5:24 pm - 5:29 pm66  Oblique Lateral Lumbar Interbody Fusion: Description, Safety and Feasibility of a Novel Technique
Speaker: W. Tally
Authors: W.C. Tally(1,2), B.V. Kovalenko(1), S. Green(1)
(1)University of Georgia/Georgia Regents University Medical Partnership, Athens, GA, United States, (2)Athens Orthopedic Clinic, Athens, GA, United States
5:30 pm - 5:35 pm182  The Axilla of the Foramen in the "Hidden Zone between the Exiting and Traversing Nerve Hides Patho-anatomy Responsible for Unrecognized Lumbar Pain Generators and FBSS"
Speaker: A. Yeung
Authors: A.T. Yeung(1,2)
(1)Desert Institute for Spine Care, Phoenix, AZ, United States, (2)University of New Mexico School of Medicine, Albuquerque, NM, United States
5:36 pm - 5:41 pm235  Safety and Efficacy of a Novel Suction Curette Device When Compared to Standard Discectomy
Speaker: A. Fayyazi
Authors: A. Fayyazi(1), N. Ordway(2), W. Lavelle(2), A. Araghi(3), R. Buckley(4)
(1)VSAS Orthopaedics, Allentown, PA, United States, (2)SUNY Upstate Medical University, Orthopaedics, Syracuse, NY, United States, (3)The CORE Institute, Phoenix, AZ, United States, (4)Hamilton Orthopaedic Surgery and Sports Medicine, Hamilton, NY, United States
5:42 pm - 5:47 pm596  Novel Expandable and Articulated Intervertebral TLIF Cage with Optimized Lordosis Correction
Speaker: J. Le Huec
Authors: J.C. Le Huec(1), M.M. Levy(2), O. Keynan(3), K.J. Schnake(4)
(1)Ortho-Spine Department, CHU Pellegrin, Université Bordeaux, DETERCA, Bordeaux, France, (2)Technion Israel Institute of Technology, Haifa, Israel, (3)Tel Aviv Sourasky Medical Center, Tel Aviv, Israel, (4)Center for Spinal Surgery and Neurotraumatology, Berufsgenossenschaftliche Unfallklinik Frankfurt am Main, Frankfurt, Germany
5:48 pm - 6:00 pmDiscussion

5:00 pm - 6:00 pm - Oral Posters: Scoliosis

 Moderator(s): Asdrubal Falavigna, MD and Isador Lieberman, MD, MBA, FRCSC
5:00 pm - 5:05 pm323  Is Lateral Transpsoas Approach Feasible for the Treatment of Adult Degenerative Scoliosis?
Speaker: L. Pimenta
Authors: C. Castro(1), L. Marchi(1), L. Oliveira(1), R. Amaral(1), T. Coutinho(1), R. Jensen(1), E. Coutinho(1), T. Bueno(1), L. Pimenta(1,2)
(1)IPC, Sao Paulo, Brazil, (2)UCSD San Diego, Neurosurgery, San Diego, CA, United States
5:06 pm - 5:11 pm231  Poor Psychosocial Profile Reported by SF 36, SRS 22r, and DRAM Does Not Predict Outcome Following Adult Spinal Deformity Surgery
Speaker: J. Terran
Authors: J. Terran(1), F.J. Schwab(1), G.M. Mundis(1,2), E. Klineberg(1,3), J.M. Buchowski(1,4), R.A. Hart(1,5), R. Hostin(1,6), M.C. Gupta(1,3), C.P. Ames(1,7), J.S. Smith(1,8), C.I. Shaffrey(1,8), V. Lafage(1), S. Bess(1,9), D.C. Burton(1,10), International Spine Study Group
(1)NYU Hospital for Joint Diseases, Orthopaedic Surgery, New York, NY, United States, (2)San Diego Center for Spinal Disorders, La Jolla, CA, United States, (3)University of California, Davis, Orthopaedic Surgery, Sacramento, CA, United States, (4)Washington University, Orthopaedic Surgery, St. Louis, MO, United States, (5)Oregon Health and Science University, Orthopaedic Surgery, Portland, OR, United States, (6)Baylor Scoliosis Center, Orthopaedic Surgery, Plano, TX, United States, (7)University of California, Neurosurgery, San Francisco, CA, United States, (8)University of Virginia Medical Center, Neurosurgery, Charlottesville, VA, United States, (9)Rocky Mountain Hospital for Children, Orthopaedic Surgery, Denver, CO, United States, (10)University of Kansas Medical Center, Orthopaedic Surgery, Kansas City, KS, United States
5:12 pm - 5:17 pm458  Long-term Clinical and Occupational Outcomes after Long Segmental Arthrodesis for Spinal Deformity: The Effect of BMI and Smoking
Speaker: D. Crandall
Authors: D.G. Crandall(1), J. Revella(1), K. Schmidt(2), R. Mclemore(2)
(1)Sonoran Spine Center, Mesa, AZ, United States, (2)Banner Orthopaedic Residency Program, Phoenix, AZ, United States
5:18 pm - 5:23 pm207  Impact of Major and Minor Complications on Health Related Quality of Life Following Adult Spinal Deformity Surgery: Multicenter Prospective Database
Speaker: K. Fu
Authors: E. Klineberg(1,2), K.-M. Fu(1,3), J. Terran(1), J.S. Smith(1,4), V. Lafage(1), F.J. Schwab(1), S. Bess(1,5), R.A. Hart(1,6), K. Kebaish(1,7), D.C. Burton(8,9), C.I. Shaffrey(1,4), C.P. Ames(1,10), R. Hostin(1,11), G.M. Mundis(1,12), M.C. Gupta(1,2), International Spine Study Group
(1)NYU Hospital for Joint Diseases, Orthopaedic Surgery, New York, NY, United States, (2)University of California, Davis, Orthopaedic Surgery, Sacramento, CA, United States, (3)Weill Cornell Medical College, Neurosurgery, New York, NY, United States, (4)University of Virginia Medical Center, Neurosurgery, Charlottesville, VA, United States, (5)Rocky Mountain Hospital for Children, Orthopaedic Surgery, Denver, CO, United States, (6)Oregon Health and Science University, Orthopaedic Surgery, Portland, OR, United States, (7)Johns Hopkins University School of Medicine, Orthopaedic Surgery, Baltimore, MD, United States, (8)NYU Hospital for Joint Diseases, Department of Orthopaedic Surgery, New York, NY, United States, (9)University of Kansas Medical Center, Orthopaedic Surgery, Kansas City, KS, United States, (10)University of California, Neurosurgery, San Francisco, CA, United States, (11)Baylor Scoliosis Center, Orthopaedic Surgery, Plano, TX, United States, (12)San Diego Center for Spinal Disorders, La Jolla, CA, United States
5:24 pm - 5:29 pm401  Comparison of Peri-operative Patient Characteristics, Outcomes and Risks of Post-operative Complications Following Thoracolumbar Fusion for Spinal Deformity at Teaching and Non-teaching Hospitals
Speaker: K. Singh
Authors: S.V. Nandyala(1), A.J. Marquez-Lara(1), S.J. Fineberg(1), M. Noureldin(1), K. Singh(1)
(1)Rush University Medical Center, Orthopaedic Surgery, Chicago, IL, United States
5:30 pm - 5:35 pm159  The Universal Clamp Hybrid System: A Safe Technique to Correct Deformity and Restore Kyphosis in Adolescent Idiopathic Scoliosis
Speaker: L. Oggiano
Authors: G. La Rosa(1), L. Oggiano(1)
(1)Bambino Gesù Children’s Hospital, IRCCS, Department of Surgery and Transplants Center - Orthopedic Unit, Rome-Fiumicino, Italy
5:36 pm - 5:41 pm141  Thoracic and Lumbar Vertebrae Morphology in Lenke Type 1 Female Adolescent Idiopathic Scoliosis Patients: A Fine CT Scan Based Analysis
Speaker: I. Lieberman
Authors: I.H. Lieberman(1), K. Siemionow(2), X. Hu(1)
(1)Texas Back Institiute, Texas Health Presbyterian Hospital Plano, Scoliosis and Spine Tumor Center, Plano, TX, United States, (2)University of Illinois, Department of Orthopaedic Surgery, Chicago, IL, United States
5:42 pm - 5:47 pm102  Variance in Complication Rate Reporting among High Volume Spinal Deformity Centers –Analysis of a Multicenter Prospective Database
Speaker: E. Klineberg
Authors: E. Klineberg(1,2), J. Buchowski(1,3), K.-M. Fu(1,4), J.S. Smith(1,5), J. Terran(1), O. Boachie-Adjei(1,6), V. Lafage(1), F.J. Schwab(1), S. Bess(1,7), D.C. Burton(1,8), C.I. Shaffrey(1,9), C.P. Ames(1,10), R. Hostin(1,11), G.M. Mundis(1,12), M.C. Gupta(1,2), International Spine Study Group
(1)NYU Hospital for Joint Diseases, Orthopaedic Surgery, New York, NY, United States, (2)University of California, Davis, Orthopaedic Surgery, Sacramento, CA, United States, (3)Washington University, Orthopaedic Surgery, St. Louis, MO, United States, (4)Weill Cornell Medical College, Neurosurgery, New York, NY, United States, (5)University of Virginia, Neurosurgery, Charlottesville, VA, United States, (6)Hospital for Special Surgery, Orthopaedic Surgery, New York, NY, United States, (7)Rocky Mountain Hospital for Children, Orthopaedic Surgery, Denver, CO, United States, (8)University of Kansas Medical Center, Orthopaedic Surgery, Kansas City, KS, United States, (9)University of Virginia Medical Center, Neurosurgery, Charlottesville, VA, United States, (10)University of California, San Francisco Medical Center, Neurosurgery, San Francisco, CA, United States, (11)Baylor Scoliosis Center, Orthopaedic Surgery, Plano, TX, United States, (12)San Diego Center for Spinal Disorders, La Jolla, CA, United States
5:48 pm - 5:53 pm455  Gait Improvement after Fusion for AIS Is Influenced by Measures in Coronal and Sagittal Planes
Speaker: V. Lafage
Authors: J. Paul(1), A. Patel(2), E.M. Godwin(2), K. Bianco(1), S.P. Maier(1), C. Spero(2), N.H. Post(3), T.J. Errico(1), V. Lafage(1), C. Paulino(2)
(1)NYU Hospital for Joint Diseases, Orthopaedic Surgery, New York, NY, United States, (2)SUNY Downstate Medical Center, Orthopaedic Surgery, Brooklyn, NY, United States, (3)New York University School of Medicine, New York, NY, United States
5:54 pm - 5:59 pm497  Effect of Distraction Force on the Thoracic Kyphosis of a Juvenile Spine Patient after Dual Growth Rod Instrumentation: A Growth Modulation Integrated Finite Element Study
Speaker: A. Agarwal
Authors: A. Agarwal(1), A.K. Agarwal(1,2), V.K. Goel(1,2)
(1)University of Toledo, Bioengineering, Toledo, OH, United States, (2)University of Toledo, Orthopaedics, Toledo, OH, United States
6:00 pm - 6:05 pm331  Treatment of Thoracolumbar Scoliosis by Anterior Fusion with Single Rod without Intersomatic Cage
Speaker: I. Dockendorff
Authors: I. Dockendorff(1), A. Leiva(1)
(1)Clinica Alemana Universidad del Desarrollo, Orthopaedic, Santiago, Chile
6:06 pm - 6:10 pmDiscussion

6:00 pm - 8:00 pm - Opening Reception

8:00 am - 8:30 am - General Session: Maintaining Motion with Lumbar TDR

 Moderator(s): Rudolf Bertagnoli, MD and Jim Yue, MD
8:00 am - 8:04 am319  2 Year Results of a Prospective, Randomized, Multicenter Investigational Device Exemption Study of the Activ-L Total Disc Replacement for the Treatment of Single Level Degenerative Disc Disease
Speaker: R. Garcia
Authors: R. Garcia(1), J.Y. Yue(2), S. Blumenthal(3)
(1)Orthopedic Care Center, Aventura, FL, United States, (2)Yale University School of Medicine, Department of Orthopedic Surgery, New Haven, CT, United States, (3)Texas Back Institute, Plano, TX, United States
8:05 am - 8:09 am111  Semi-constrained (Maverick) versus Unconstrained Compressible (M6-L) Lumbar TDR for Degenerative Disc Disease: 2-year Results of a Prospective Clinical Study
Speaker: F. Martens
Authors: F. Martens(1), G. Lesage(1), D. Kools(1), H. Keymeulen(1)
(1)OLV Ziekenhuis, Neurosurgery, Aalst, Belgium
8:10 am - 8:14 am604  Lumbar Total Disc Replacement with a Ball and Socket Metal on Metal Device. Up to 60 Months Follow-up
Speaker: L. Pimenta
Authors: R. Amaral(1), T. Coutinho(1), L. Marchi(1), L. Oliveira(1), L. Pimenta(1,2)
(1)Instituto de Patologia da Coluna, São Paulo, Brazil, (2)UCSD San Diego, San Diego, CA, United States
8:15 am - 8:19 am114  10 Years Follow up with MAVERICK TM Total Disc Arthroplasty: Clinical and Radiological Results
Speaker: A. Lovi
Authors: A. Lovi(1), M. Brayda-Bruno(1), D. Hugues(2), A. Luca(1), S. Aunoble(2), J.-C. Le Huec(2)
(1)Galeazzi Orthopaedic Institute, Milan, Italy, (2)Bordeaux Segalen University Hospital, Bordeaux, France
8:20 am - 8:24 am19  Prospective Clinical and Radiographic Results of Active L total Disc Replacement at 1- to 4-year Follow-up
Speaker: S. Lu
Authors: S.-B. Lu(1)
(1)Capital Medical University, Beijing, China
8:25 am - 8:30 amDiscussion

8:30 am - 10:10 am - Presidential Address

10:10 am - 10:40 am - Break on Exhibit Floor

10:40 pm - 12:00 pm - General Session: Navigation: Applications Spanning from C1 to the Sacrum

 Moderator(s): Wei Tian, MD
10:40 am - 10:44 am81  The Utility of MRI Planning in the Use of a Lateral Transpsoas Approach to the Anterior Column in the Lumbar Spine. A Guideline in Surgical Planning for Patient with Indication of Lateral Approach
Speaker: H. Nicola
Authors: M. Da Silva(1), H. Nicola(1,2)
(1)Clinica Sanatrix, Spinal Surgery, Caracas, Venezuela, (2)Hospital San Juan de Dios, Spine Surgery, Caracas, Venezuela
10:45 am - 10:49 am579  Reducing Radiation an Order of Magnitude during x-ray Intensive Spine Procedures using a Standard Fluoroscope
Speaker: D. Anderson
Authors: D.G. Anderson(1), P. Grossi(2), G. Deol(3), I. Karikari(4), S. Byrd(5), J. Swearingen(5), C. Brown(5), L. Khoo(6)
(1)Thomas Jefferson University, Rothman Institute, Philadelphia, PA, United States, (2)Duke University Health System, Raleigh, NC, United States, (3)Wake Orthopedics, Raleigh, NC, United States, (4)Washington University, St. Louis, MO, United States, (5)Duke University Health System, Durham, NC, United States, (6)The Spine Clinic of Los Angeles, Los Angeles, CA, United States
10:50 am - 10:54 am58  Reduction in Fluoroscopy Time and Radiation Dosage Using an Innovative Guide Wire for Percutaneous Pedicle Screws
Speaker: B. Waddell
Authors: B.S. Waddell(1), J.M. Zavatsky(1)
(1)Ochsner Medical Center, Orthopaedic Surgery, New Orleans, LA, United States
10:55 am - 10:59 am118  Comparison of Open and Percutaneous Lumbar Pedicle Screw Revision Rate Using 3-Dimensional Image Guidance and Intraoperative Computed Tomography
Speaker: E. Santos
Authors: E.R.G. Santos(1), S.C. Yson(1), J.N. Sembrano(1), D.W. Polly, Jr.(1)
(1)University of Minnesota, Orthopaedic Surgery, Minneapolis, MN, United States
11:00 am - 11:04 am338  Accuracy and Safety in Screw Placement in the High Cervical Spines: Retrospective Analysis of O-arm® Based Navigation-assisted C1 Lateral Mass and C2 Pedicle Screw
Speaker: J. Hur
Authors: J.-W. Hur(1), J.-S. Kim(1), M.-H. Shin(1), S.-J. Park(1), K.-S. Ryu(1), C.-K. Park(2)
(1)Seoul St. Mary's Hospital, The Catholic University of Korea, Neurosurgery, Spine Center, Seoul, Korea, Republic of, (2)Kangdong TeunTeun Hospital, Neurosurgery, Seoul, Korea, Republic of
11:05 am - 11:09 am433  A CT Based Morphological Analysis of SI Joint for Optimal Placement of Fusion Implants
Speaker: E. Santos
Authors: J. Herseth(1), D.W. Polly(1), E.R. Santos(1), C.G. Ledonio(1)
(1)University of Minnesota, Orthopaedic Surgery, Minneapolis, MN, United States
11:10 am - 11:14 am134  Minimally Invasive Transverse Lumbar Fusion with Computer Navigational Guidance
Speaker: F. Diaz
Authors: F.G. Diaz(1), C.R. Cook(2), R. Tyo(2)
(1)Michigan Head and Spine, Southfield, MI, United States, (2)DC2 Healthcare, Nashville, TN, United States
11:15 am - 11:23 amDiscussion
11:24 am - 11:28 am180  Cervical Spine Instrumentation with the Use of Intra-operative CT O-arm-Based Navigation
Speaker: D. Drazin
Authors: D. Drazin(1), J. Hsieh(1), R. Pashman(1), T. Kim(1), J.P. Johnson(1)
(1)Cedars-Sinai Spine Center, Los Angeles, CA, United States
11:29 am - 11:33 am398  Sacro-pelvic Fixation Using the S2 Alar-Iliac (S2AI) Screws in Adult Deformity Patients: Experiences with Two Different Navigation Techniques
Speaker: B. Staub
Authors: P.J. Holman(1), X. Hu(2), B. Staub(1), I.H. Lieberman(2)
(1)Houston Methodist Neurological Institute, Houston, TX, United States, (2)Texas Back Institiute, Texas Health Presbyterian Hospital Plano, Scoliosis and Spine Tumor Center, Plano, TX, United States
11:34 am - 11:38 am71  Benefits of the Navigated Osteosinthesis versus Fusion in the Treatment of C2 Fractures
Speaker: D. Noriega
Authors: D.C. Noriega(1), F. Ardura(2), R. Hernandez Ramajo(2)
(1)University Hospital Valladolid, Orthopedic, Valladolid, Spain, (2)Valladolid University, Orthopedic, Valladolid, Spain
11:39 am - 11:43 am292  Patient Satisfaction and Surgical Outcomes Utilizing 3-D Intra-operative Imaging and Navigation vs. Standard 2-D imaging Systems
Speaker: S. Hodges
Authors: S. Hodges(1)
(1)Center for Sports Medicine and Orthopedics, Chattanooga, TN, United States
11:44 am - 11:48 am302  Accuracy and Safety of Pedicle Screw Placement in Spinal Deformity Correction Surgery with Free Hand Technique
Speaker: Y. Hai
Authors: Y. Hai(1), B. Ye(1), X. Meng(1)
(1)Beijing Chaoyang Hospital, Capital Medical University, Orthopedic Surgery, Beijing, China
11:49 pm - 12:00 pmDiscussion

12:00 pm - 1:30 pm - Industry Workshops (Not CME)

1:30 pm - 2:30 pm - Symposium: SI Joint Fusion

 Moderator(s): Rolando Garcia, MD
1:30 pm - 1:35 pmIntro
Speaker: Rolando Garcia, MD (Moderator)
1:35 pm - 1:50 pmCon - SI Joint Fusion
Speaker: Christopher Shaffrey, MD
1:50 pm - 2:05 pmPro - SI Joint Fusion
Speaker:Steven Garfin, MD
2:05 pm - 2:20 pmCase 1 & 2 Presentations
2:20 pm - 2:30 pmQ&A

2:30 pm - 3:00 pm - General Session: Lumbar Motion Preservation Technology

 Moderator(s): Manuel Da Silva, MD and Rolando Garcia, MD
2:30 pm - 2:34 pm587  Lower Long-term Reoperation Rates and Adjacent Segment Involvement Following coflex® Interlaminar Stabilization Compared to Posterior Lumbar Fusion: Two to Five-year Results from the IDE Trial
Speaker: J. Auerbach
Authors: J.D. Auerbach(1), T.J. Errico(2), R.J. Davis(3), H. Bae(4)
(1)Bronx-Lebanon Hospital Center, Albert Einstein College of Medicine, Bronx, NY, United States, (2)NYU Hospital for Joint Diseases, New York, NY, United States, (3)Greater Baltimore Neurosurgical Associates, Towson, MD, United States, (4)The Spine Institute, Santa Monica, CA, United States
2:35 pm - 2:39 pm548  Non Fusion Lumbar Spine Surgery in Parkinson Disease - A Positive View
Speaker: J. Schroeder
Authors: J.E. Schroeder(1), A. Sama(1), F.E. Cammisa(1), J. Nguyen(1), F. Girardi(1)
(1)Hospital of Special Surgery, Spine Surgery, New York, NY, United States
2:40 pm - 2:44 pm598  Comparison between Lumbar Laminectomy and Interspinous Devices for Treatment of Lumbar Spinal Stenosis
Speaker: A. Richter
Authors: A. Richter(1), S. Koutsoumbelis(1), D. Essig(1), S. Merwin(1), M. Goldstein(2), J. Silber(1)
(1)North Shore LIJ Health System, Dept of Orthopaedic Surgery, New Hyde Park, NY, United States, (2)Orthopaedic Associates of Manhasset, Great Neck, NY, United States
2:45 pm - 2:49 pm459  ACADIA® Facet Replacement System IDE Study: Preliminary Outcomes at Two and Four Years Postoperative
Speaker: A. Tahernia
Authors: A.D. Tahernia(1), J. Youssef(2), N. Anand(3), D. Coric(4), K. Baker(5), J. Myer(5)
(1)Desert Orthopedic Center, Rancho Mirage, CA, United States, (2)Durango Orthopedic Associates/Spine Colorado, Durango, CO, United States, (3)Cedars-Sinai Medical Center, Los Angeles, CA, United States, (4)Carolina Neurosurgery and Spine Associates, Charlotte, NC, United States, (5)Globus Medical, Inc., Audubon, PA, United States
2:50 pm - 2:54 pm132  Comparative Study of Dynesys Dynamic Stabilization System and Posterior Lumbar Interbody Fusion for the Treatment of Lumbar Degenerative Disease: Clinical and Radiologic Outcome of Minimum 5-year Follow-up
Speaker: J. Hur
Authors: J.-W. Hur(1), J.-S. Kim(1), M.-H. Shin(1), S.-J. Park(1), K.-S. Ryu(1), C.-K. Park(2)
(1)Seoul St. Mary's Hospital, Catholic University of Korea, Neurosurgery, Spine Center, Seoul, Korea, Republic of, (2)Kangdong TeunTeun Hospital, Neurosurgery, Seoul, Korea, Republic of
2:55 pm - 2:59 pm335  The Results of a Prospective Randomized Controlled Trial Comparing Two Interspinous Process Spacers for the Treatment of Moderate Lumbar Spinal Stenosis
Speaker: P. Whang
Authors: P.G. Whang(1), L.E. Miller(2), J.E. Block(3)
(1)Yale University School of Medicine, Orthopaedics and Rehabilitation, New Haven, CT, United States, (2)Miller Scientific Consulting, Arden, NC, United States, (3)The Jon Block Group, San Francisco, CA, United States
3:00 - 3:05 Discussion

3:00 pm - 3:30 pm - Awards Ceremony/Transfer of Presidency

3:30 pm - 4:00 pm - Break on Exhibit Floor

4:00 pm - 5:00 pm - General Session: What's New in Tumor, Trauma, and Infections

 Moderator(s): Guillermo Bajares, MD
4:00 pm - 4:04 pm507  Medical vs. Surgical Treatment of Spinal Epidural Abscesses in Patients with Normal Neurology or Radicular Deficit
Speaker: R. Melikian
Authors: R. Melikian(1), S.D. Kim(2), K.L. Ju(1), D. Zurakowski(3), C.M. Bono(4), M.B. Harris(4)
(1)Harvard Combined Orthopaedic Surgery Residency, Boston, MA, United States, (2)Washington University in St. Louis, St. Louis, MO, United States, (3)Children's Hospital Boston, Boston, MA, United States, (4)Brigham and Women's Hospital, Boston, MA, United States
4:05 pm - 4:09 pm535  Predicting Patients with Concurrent Noncontiguous Spinal Epidural Abscess Lesions
Speaker: K. Ju
Authors: K.L. Ju(1), S.D. Kim(2), R. Melikian(1), C.M. Bono(1), M.B. Harris(1)
(1)Brigham and Women's Hospital, Orthopedic Surgery, Boston, MA, United States, (2)Cedars-Sinai, Orthopedic Surgery, Los Angeles, CA, United States
4:10 pm - 4:14 pm175  Improved Positive Identification of the Causative Bacteria in Pyogenic Spondylitis by Use of Five Tissue Samples and Prolonged Incubation
Speaker: C. Schaetz
Authors: C.R. Schaetz(1), P. Buechin-Emunds(1)
(1)Orthopedic Clinic Markgroeningen, Spine Center, Markgroeningen, Germany
4:15 pm - 4:19 pm139  Does Intrawound Application of Vancomycin Powder Decrease Surgical Site Infections in Posterior Degenerative Spine Surgeries?
Speaker: I. Lieberman
Authors: I.H. Lieberman(1), X. Hu(1)
(1)Texas Back Institiute, Texas Health Presbyterian Hospital Plano, Scoliosis and Spine Tumor Center, Plano, TX, United States
4:20 pm - 4:24 pm161  Characterization of the in vitro Osteoconductive and in vivo Anti-biofilm Properties of a PEEK-Silver Zeolite Composite Biomaterial
Speaker: P. Whang
Authors: S. Sankar(1), S. Rawulwar(1), S. Dwarakanath(1), J. Crudden(1), P.G. Whang(2)
(1)Difusion Technologies Inc., Georgetown, TX, United States, (2)Yale University School of Medicine, Department of Orthopaedics and Rehabilitation, New Haven, TX, United States
4:25 pm - 4:29 pm283  Is it Feasible to Treat Unstable Hangman’s Fracture via the Standard Anterior Retropharyngeal Approach?
Speaker: H. Hur
Authors: H. Hur(1), J.K. Lee(1), J.W. Jang(1), S.H. Kim(1)
(1)Chonnam National University Hospital, Neurosurgery, Gwangju, Korea, Republic of
4:30 pm - 4:34 pm553  Clinical Features of Percutaneous Hemiverebroplasty in Osteoporotic Vertebral Compression Fractures
Speaker: K. Park
Authors: K.H. Park(1), J. Ryu(1), T.W. Kim(1), M.P. Chi(1), J.O. Kim(1)
(1)VHS Medical Ccenter, Neurosurgery, Seoul, Korea, Republic of
4:35 pm - 4:39 pm312  Percutaneous Short Fixation (PeSFix) in the Treatment of Unstable Thoracolumbar Fractures. Clinical and Radiological Outcome in Long Term Follow up of 13 Patients with a Spinal Canal Invasion up to 86% without Neurological Deficits
Speaker: M. Cimatti
Authors: M. Cimatti(1), S. Forcato(1), F.M. Polli(1), L. De Martino(1), M. Miscusi(2), A. Frati(1), A. Raco(1)
(1)Sapienza of Rome, Neurosurgery, Rome, Italy, (2)Sapienza, Latina, Italy
4:40 pm - 4:44 pm532  Management of Type A3 Thoracolumbar Burst Fractures with a New Posterior Reduction Technique and Short Segment Transpedicular Instrumentation
Speaker: M. Inanmaz
Authors: M.E. Inanmaz(1), K.C. Kose(1), H. Basar(1), C. Isik(2), I. Caliskan(1), E. Bal(1)
(1)Sakarya University, Adapazari, Turkey, (2)Bolu Izzet Baysal University, Bolu, Turkey
4:45 pm - 4:49 pm342  A Peri-operative Cost Analysis Comparing Single-level Minimally Invasive and Open Transforaminal Lumbar Interbody Fusion
Speaker: K. Singh
Authors: K. Singh(1), S.V. Nandyala(1), A.J. Marquez-Lara(1), S.J. Fineberg(1), G.B. Andersson(1), M. Noureldin(1), F.M. Phillips(1)
(1)Rush University Medical Center, Orthopaedic Surgery, Chicago, IL, United States
4:50 pm - 4:54 pm591  Low Grade Lumbar Degenerative Spondylolisthesis Treated with the eXtreme Lateral Interbody Fusion (XLIF®) and Ipsilateral Pedicle Screws, Outcomes and Experience after Two Years
Speaker: G. Bajares
Authors: G. Bajares(1,2), A. Pérez-Oliva(1,2), N. Cruz(1,2), A. Acosta(2), A. Montero(1), D. Molina(2)
(1)Unidad de Columna, Caracas, Venezuela, (2)Instituto de Columna Caracas, Caracas, Venezuela
4:55 pm - 4:59 pm11  Treatment of Patients with Osteoporotic Compression Fractures Treated with Balloon Kyphoplasty or RF-kyphoplasty: 36 Months Follow-up
Speaker: R. Bornemann
Authors: R. Pflugmacher(1), R. Bornemann(1), T.R. Jansen(1), K. Kabir(1), D.C. Wirtz(1)
(1)Universitätsklinikum Bonn, Klinik und Poliklinik für Orthopädie und Unfallchirurgie, Bonn, Germany
5:00 pm - 5:04 pm462  The Effects of Cage and Instrumentation Type on Radiographic and Clinical Outcomes in Extreme Lateral Interbody Fusion
Speaker: A. Tohmeh
Authors: D. Khorsand(1), A.G. Tohmeh(1), X. Zielinski(2)
(1)Northwest Orthopaedic Specialists, Spokane, WA, United States, (2)Inland Imaging, Radiology, Spokane, WA, United States
5:05 pm - 5:09 pm603  Lateral Transpsoas Access to the Lumbar Spine for Revision Surgery
Speaker: R. Amaral
Authors: R. Amaral(1), T. Coutinho(1), L. Marchi(1), R. Jensen(1), L. Pimenta(1,2)
(1)Instituto de Patologia da Coluna, São Paulo, Brazil, (2)UCSD San Diego, San Diego, CA, United States
5:10 pm - 5:20 pmDiscussion

5:00 pm - 6:00 pm - Cross Talks - Room 1 - Topic: Sagittal Balance, Case Study
Moderator(s): Juan Uribe, MD

5:00 pm - 6:00 pm - Cross Talks - Room 2 - Multi Level Cervical Degitive Disc Des
Moderators(s): Michael Wang, MD

8:00 am - 9:00 am - General Session: Minimally Invasive Spine Surgery

 Moderator(s): Choll Kim, MD, PhD and Cristiano Menezes, MD
8:00 am - 8:04 am249  Endoscopic Trans-iliac Approach to L5-S1 Disc and Foramen – A Report on Clinical Experience
Speaker: S. Osman
Authors: S.G. Osman(1), S. Sherlekar(2), A. Malik(3), C. Winters(4), P.K. Grewal(2), N. Gemechu(5), M. Narayanan(4)
(1)American Spine Center, Orthopedic Surrgery, Frederick, MD, United States, (2)American Spine Center, Anesthesia, Frederick, MD, United States, (3)American Spine Center, Physiatry, Frederick, MD, United States, (4)American Spine Center, Neurosurgery, Frederick, MD, United States, (5)American Spine Center, Statistics, Frederick, MD, United States
8:05 am - 8:09 am185  The Percutaneous Transforaminal Endoscopic Decompression Approach Is Safe and Effective for the Treatment of FBSS Due to Recurrent HNP and Lateral Stenosis
Speaker: A. Yeung
Authors: A.T. Yeung(1,2)
(1)Desert Institute for Spine Care, Phoenix, AZ, United States, (2)University of New Mexico School of Medicine, Albuquerque, NM, United States
8:10 am - 8:14 am362  In-vivo Endoscopic Visualization of Pain Generators in the Lumbar Spine
Speaker: A. Yeung
Authors: A.T. Yeung(1,2)
(1)Desert Institute for Spine Care, Phoenix, AZ, United States, (2)University of New Mexico School of Medicine, Albuquerque, NM, United States
8:15 am - 8:19 am614  The Treatment of Single Level Multi-Focal Subarticular, Paracentral and Far Lateral Lumbar Disc Herniations: The Single Incision Multi Focal Endoscopic Surgery Solution
Speaker: J. Yue
Authors: J.J. Yue(1), D. Scott(1), X. Han(2)
(1)Yale University School of Medicine, Department of Orthopaedics and Rehabilitation, New Haven, CT, United States, (2)Beijing Jishuitan Hospital, Fourth Clinical Medical College of Peking University, Department of Spine Surgery, Beijing, China
8:20 am - 8:24 am471  Microendoscopic Minimally Invasive Decompression for the Treatment of Lumbar Spinal Stenosis. Overview of Early and Long-term Outcomes
Speaker: H. Nicola
Authors: M. Da Silva(1), D. Onay(2), H. Nicola(1)
(1)Clinica Sanatrix, Spine Surgery, Caracas, Venezuela, (2)Clinica Sanatrix, Caracas, Venezuela
8:25 am - 8:29 am592  Endoscopic Lumbar Foraminoplasty: A Cadaveric Study
Speaker: C. Hofstetter
Authors: C.P. Hofstetter(1), A. Evins(2), M. Banu(2), I. Njoku(2), R. Hartl(2), M. Wang(1)
(1)University of Miami Miller School of Medicine, Department of Neurological Surgery, Miami, FL, United States, (2)Weill Cornell Brain and Spine Center, Department of Neurological Surgery, New York, NY, United States
8:30 am - 8:34 am14  Endoscopic Anterior Cervical Discectomy without Fusion through a Two Millimeter Opening
Speaker: D. Ditsworth
Authors: D. Ditsworth(1), L. Lombardi(1), M. Levesque(1)
(1)Back Institute, Los Angeles, CA, United States
8:35 am - 8:39 am25  Structural Preservation Percutaneous Endoscopic Lumbar Interlaminar Discectomy: Ligamentum Flavum Splitting Technique + Fissure Fragmentectomy and Sealing Technique
Speaker: H. Kim
Authors: H.S. Kim(1), S.J. Jeong(1), H.J. Ahn(1), K.H. Jeon(1), W.J. Choi(1), K.T. Kim(1), H.S. Wang(2), C.I. Ju(2), S.W. Kim(2), S.M. Lee(2), H. Shin(2)
(1)Hurisarang Spine Hospital, Neurosurgery, Daejeon-Si, Korea, Republic of, (2)College of Medicine, Chosun University, Neurosurgery, Gwangju-Si, Korea, Republic of
8:40 am - 8:44 am27  An Evidence Based Approach to Epiduroscopic Laser Decompression in Lumbar Disc Herniation
Speaker: K. Lim
Authors: K.T. Lim(1)
(1)Cheonan Woori Spine Hospital, Spine Institutes, Cheonan, Korea, Republic of
8:45 am - 8:49 am83  Minimally Invasive Posterior Cervical Decompression Using Tubular Retractor: The Technical Note and Early Clinical Outcome
Speaker: J. Hur
Authors: J.-W. Hur(1), J.-S. Kim(1), M.-H. Shin(1), S.-J. Park(1), K.-S. Ryu(1), C.-K. Park(2)
(1)Seoul St. Mary's Hospital, Catholic University of Korea, Neurosurgery, Seoul, Korea, Republic of, (2)Kangdong TeunTeun Hospital, Neurosurgery, Seoul, Korea, Republic of
8:50 am - 8:54 am522  intraoperative 3D Navigation Assisted Minimally Invasive Techniques in Spine Surgery
Speaker: W. Tian
Authors: W. Tian(1), Y. Liu(1)
(1)Beijing Jishuitan Hospital, Spine Surgery, Beijing, China

9:00 am - 10:00 am - Symposium: Common Problems in the Management of Lumbar Degenerative Deformity

 Moderator(s): Steven Glassman, MD
9:00 am - 9:15 amEvery Case is a Deformity Case - How to avoid turning simple deformity into complex deformity.
Speaker: Hee-Kit Wong, MD, PhD
9:15 am - 9:30 amManagement of Common Complications
Speaker: Tom Errico, MD
9:30 am - 9:45 amGetting a Handle on the PJK Epidemic
Speaker: Steven Glassman, MD
9:45 am - 10:00 amQ&A

10:00 am - 10:30 am - Break on Exhibit Floor

10:30 am - 12:00 pm - General Session: Biomechanics

 Moderator(s): Lisa Ferrara, PhD and Brandon Santoni, PhD
10:30 am - 10:34 am431  Biomechanical Evaluation of Transfacet Pedicle Screw Constructs for Lumbar Fixation after Bilateral Decompression
Speaker: H. Soriano-Baron
Authors: H.E. Soriano-Baron(1), N.G. Rodriguez-Martinez(1), C.D. Chaput(2), P.M. Reyes(1), A.G.U. Newcomb(1), N.R. Crawford(1), H.D. Link(3)
(1)Barrow Neurological Institute, Spinal Biomechanics, Phoenix, AZ, United States, (2)Scott & White Healthcare, Temple, TX, United States, (3)FacetLink, Rockaway, NJ, United States
10:35 am - 10:39 am564  Titanium Truss Structures as Conduits for Bone Healing through Multiplanar Stress Distribution
Speaker: L. Ferrara
Authors: L.A. Ferrara(1), A. Kiapor(2)
(1)OrthoKinetic Technologies, LLC, Southport, NC, United States, (2)University of Toledo, Toledo, OH, United States
10:40 am - 10:44 am468  Biomechanical Comparison of a Novel Expandable-compressible Interspinous Device and Pedicle Screws Using Interbody Cage Load and Segmental Lordosis
Speaker: R. DenHaese
Authors: A. Gandhi(1), R. Fredricey(1), D. Karahalios(2), S. Chang(3), R. DenHaese(4), A. Cappuccino(4)
(1)Lanx, Inc, Broomfield, CO, United States, (2)North Shore University Health System, Evanston, IL, United States, (3)Barrow Neurological Institute, Phoenix, AZ, United States, (4)Buffalo Spine, Buffalo, NY, United States
10:45 am - 10:49 am594  In vitro Biomechanical Study to Assess Stabilization of Type II Odontoid Fracture
Speaker: R. Daniel
Authors: R. Daniel(1), J. Duff(1), M. Hussain(2), N. Klocke(2), B. Bucklen(2)
(1)Service de Neurochirurgie Centre Hospitalier Universitaire Vaudois, Lausanne, Switzerland, (2)Globus Medical Inc, Audubon, PA, United States
10:50 am - 10:54 am420  Biomechanical Evaluation of a Translaminar Facet / Transfacet Pedicle Screw Construct for Lumbar Fixation after Unilateral Decompression
Speaker: H. Soriano-Baron
Authors: H.E. Soriano-Baron(1), N.G. Rodriguez-Martinez(1), C.D. Chaput(2), P.M. Reyes(1), A.G.U. Newcomb(1), N.R. Crawford(1), H.D. Link(3)
(1)Barrow Neurological Institute, Spinal Biomechanics, Phoenix, AZ, United States, (2)Scott & White Healthcare, Temple, TX, United States, (3)FacetLink, Rockaway, NJ, United States
10:55 am - 10:59 am390  Feasibility and Biomechanical Performance of a Novel Transdiscal Screw System for one Level in Non-spondylolisthetic Lumbar Fusion: An in vitro Investigation
Speaker: J. Doulgeris
Authors: J. Doulgeris(1,2), S. Gonzalez-Blohm(1), K. Aghayev(1), W. Lee III(3), J. Waddell(1), F. Vrionis(1)
(1)Moffitt Cancer Center, Neuro-Oncology/Neurosurgery, Tampa, FL, United States, (2)University of South Florida, Mechanical Engineering, Tampa, FL, United States, (3)University of South Florida, Dept of Chemical & Biomedical Engineering, Tampa, FL, United States
11:00 am - 11:04 am565  PEEK Translaminar Facet Screws Maintains Stability of the Lumbar Spine Better than Titanium Translaminar Screws
Speaker: A.K. Agarwal
Authors: M. Kodigudla(1), D. Desai(1), A. Agarwal(1), V. Goel(1), A.K. Agarwal(1), W. Guilherme(2)
(1)University of Toledo, Bioengineering, Toledo, OH, United States, (2)Spine Soft Fusion, Sao Paulo, Brazil
11:05 am - 11:15 amDiscussion
11:16 am - 11:20 am456  Kinematic Evaluation of a Next Generation Lateral Plate in XLIF Single-position Supplemental Fixation
Speaker: W. Smith
Authors: W.D. Smith(1), S. Ryu(2), T.M. Sweeney(3), D.D. Frazier(4), A.W. Turner(5)
(1)University Medical Center of Southern Nevada, Department of Neurosurgery, Las Vegas, NV, United States, (2)Palo Alto Medical Foundation, Stanford University Hospital, Palo Alto, CA, United States, (3)Southeastern Spine Center & Research Institute, Sarasota, FL, United States, (4)Orthopaedic Associates of New York P.C., New York, NY, United States, (5)NuVasive, Inc., San Diego, CA, United States
11:21 am - 11:25 am385  In vitro Evaluation of a Lateral Expandable Cage and its Comparison with a Static Device for Lumbar Interbody Fusion: A Biomechanical Investigation
Speaker: S. Gonzalez-Blohm
Authors: S.A. Gonzalez-Blohm(1), J.J. Doulgeris(1,2), K. Aghayev(1), W.E. Lee III(3), J. Laun(4), F.D. Vrionis(1)
(1)Moffitt Cancer Center, Neuro-Oncology / Neurosurgery, Tampa, FL, United States, (2)University of South Florida, Mechanical Engineering, Tampa, FL, United States, (3)University of South Florida, Chemical & Biomedical Engineering, Tampa, FL, United States, (4)University of South Florida, Morsani College of Medicine, Tampa, FL, United States
11:26 am - 11:30 am92  Is L5-S1 Motion Segment Different from the Rest? – A Radiological Kinematic Study of 84 Patients with Chronic Low Back Pain
Speaker: A. Sabnis
Authors: A.B. Sabnis(1), U. Chamoli(1), A.D. Diwan(1)
(1)St George Clinical School, UNSW, Orthopaedics, Kogarah, NSW, Australia
11:31 am - 11:35 am399  Axial Pullout Strength of Plasmapore XP Coated PEEK Implants in Sheep: A Comparative Biomechanical 12 Week Survival Study
Speaker: B. Cheng
Authors: B.C. Cheng(1,2), D.J. Cook(2), A. Flintrop(3), D. Lemesh(3), C. Winiarski(3), H. Aberman(4), C. Wing(3), B. Spiro(3)
(1)Drexel University, Neurosurgery, Mars, PA, United States, (2)Allegheny Health Network, Neurosurgery, Pittsburgh, PA, United States, (3)Aesculap, Center Valley, PA, United States, (4)Thomas D. Morris, Inc., Malvern, PA, United States
11:36 am - 11:40 am449  Biomechanical Analysis of Short vs. Long Segment Posterior Instrumentation in Experimentally-produced Thoracic Vertebral Burst Fractures (Two-column Injury), with Pedicle vs. Cortical Screws
Speaker: A. Savardekar
Authors: A.R. Savardekar(1), S.W. Chang(1), H.E. Soriano-Baron(1), N.G. Rodriguez-Martinez(1), A.G.U.S. Newcomb(1), P.M. Reyes(1), K.R. Detranaltes(1), R.D. Lefevre(1), N.R. Crawford(1)
(1)Barrow Neurological Institute, Spinal Biomechanics, Phoenix, AZ, United States
11:41 am - 11:45 am370  Improving the PEEK - Bone Interface Using a Titanium Coating
Speaker: W. Walsh
Authors: W.R. Walsh(1), N. Bertollo(1), C. Christou(1)
(1)University of New South Wales, Surgical & Orthopaedic Research Laboratories, Randwick, NSW, Australia
11:46 am - 11:50 am170  Increased Intraoperative Epidural Pressure in Lumbar Spinal Stenosis Patients with Positive Nerve Root Sedimentation Sign
Speaker: T. Barz
Authors: T. Barz(1), M. Melloh(2), L.P. Staub(3), S. Lord(4), H.R. Merk(5)
(1)Asklepios Klinikum Uckermark, Orthopädische Klinik, Schwedt, Germany, (2)University of Western Australia, Western Australian Institute for Medical Research (WAIMR), Nedlands, WA, Australia, (3)University of Bern, Senior Research Associate, Institute for Evaluative Research in Orthopaedic Surgery, Bern, Switzerland, (4)University of Sydney, NHMRC Clinical Trials Centre, Sydney, NSW, Australia, (5)University of Greifswald, Department of Orthopaedic Surgery, Greifswald, Germany
11:51 am - 11:55 am413  Sub-occipital Hyperextension as a Postural Consequence of Global Cervical Sagittal Imbalance – A Predictive Model
Speaker: A. Patwardhan
Authors: A. Patwardhan(1), R. Havey(1), M. Muriuki(2), S. Khayatzadeh(2), L. Voronov(1), G. Carandang(2), N.-L. Nguyen(1), A. Ghanayem(1), D. Schuit(3), W. Sears(4)
(1)Loyola University Chicago, Orthopaedic Surgery and Rehabilitation, Maywood, IL, United States, (2)Edward Hines Jr. VA Hospital, Hines, IL, United States, (3)Governors State University, University Park, IL, United States, (4)Royal North Shore Hospital, Sidney, NSW, Australia
11:56 am - 12:00 pmDiscussion

10:30 am - 12:00 pm - General Session: Lightning Round: Spine Potpourri

 Moderator(s): Karin Buettner-Janz, MD, PhD
10:30 am - 10:33 am405  Risk Factors of the Late Onset Paraplegia Secondary to Post-tubercular Kyphotic Deformity in the Thoracic or Thoracolumbar Spine
Speaker: C. Sun
Authors: C. Sun(1), Z. Chen(1)
(1)Peking University Third Hospital, Orthopaedic Surgery Department, Beijing, China
10:34 am - 10:37 am574  Unilateral Tubular Approach for Bilateral Laminectomy: Effect on Ipsilateral and Contralateral Buttock and Leg Pain
Speaker: M. Alimi
Authors: M. Alimi(1), C.P. Hofstetter(1), G.-T. Cong(2), I. Njoku(2), R. Härtl(1)
(1)Weill Cornell Brain and Spine Center, Neurological Surgery, New York, NY, United States, (2)Weill Cornell Medical College, New York, NY, United States
10:38 am - 10:41 am562  Minimally Invasive Uniportal Multilevel Cervical Decompression vs Laminoplasty in Tratment for Cervical Stenosis. Clinical and Radiological Results
Speaker: C. Arias Pesantez
Authors: C.F. Arias Pesantez(1), C.R. Arias Solano(1)
(1)Del Rio University Hospital, Spine Surgery, Cuenca, Ecuador
10:42 am - 10:45 am20  The Mid- and Long-term Follow-up of Total Disc Replacement for Lumbar Intervertebral Disc Degenerative Diseases
Speaker: S. Lu
Authors: S.-B. Lu(1)
(1)Capital Medical University, Beijing, China
10:46 am - 10:49 am288  ACDF Survivorship using a Combined Integrated Plate, PEEK Interbody Spacer and Integral Screws: 460 Levels in 238 Consecutive Patients
Speaker: P. McAfee
Authors: P.C. McAfee(1), B.W. Cunningham(1), I.L. Fedder(1), M. Dabbah(1), L. Chotikul(1), E. Shucosky(1), L. Race(1)
(1)University of Maryland St Joseph Medical Center, Orthopaedic Surgery, Towson, MD, United States
10:50 am - 10:53 am246  5 Year Outcomes and Survivorship Analysis of Posterior Pedicle Screw Non-fusion Stabilization
Speaker: N. Anand
Authors: N. Anand(1), B. Khandehroo(1), E. Baron(1), R.B. Cohen(1), J.E. Cohen(1), S. Kahwaty(1)
(1)Cedars-Sinai Medical Center, Spine Center, Los Angeles, CA, United States
10:54 am - 11:07 amDiscussion
11:08 am - 11:11 am41  Intraoperative Esophageal Perforation: Incidence, Risk Factors and Outcomes following Anterior Cervical Spine Surgery
Speaker: K. Singh
Authors: A.J. Marquez-Lara(1), S.V. Nandyala(1), S.J. Fineberg(1), M. Noureldin(1), K. Singh(1)
(1)Rush University Medical Center, Orthopaedic Surgery, Chicago, IL, United States
11:12 am - 11:15 am262  Outcome Measures of an Intracanal, Endoscopic Transforaminal Decompression Technique
Speaker: J. Sclafani
Authors: J.A. Sclafani(1), K. Raiszadeh(1), K. Liang(2), C.W. Kim(1)
(1)Spine Institute of San Diego, San Diego, CA, United States, (2)Milestone Research Organization, San Diego, CA, United States
11:16 am - 11:19 am248  The Efficacy and Safety of Sodium Hyaluronate with 1,4-Butanediol Diglycidyl Ether Compared to Sodium Carboxymethylcellulose in Preventing Adhesion Formation in Patients after Lumbar Discectomy: A Randomized, Multicenter, Single Blind, Active-controlled Clinical Study
Speaker: G. Ji
Authors: G.Y. Ji(1,2,3), C.H. Oh(1,2), B.G. Moon(4), S. Yi(3), I.B. Han(5), D.H. Heo(6), K.-T. Kim(7), D.A. Shin(3)
(1)Guro Teun Teun Hospital, Neurosurgery, Seoul, Korea, Republic of, (2)Spine and Joint Research Institute, Guro Teun Teun Hospital, Seoul, Korea, Republic of, (3)Yonsei University College of Medicine, Neurosurgery, Seoul, Korea, Republic of, (4)Eulji Hospital, Eulji University School of Medicine, Neurosurgery, Seoul, Korea, Republic of, (5)CHA University, Bundang CHA Medical Center, Neurosurgery, Sungnam, Korea, Republic of, (6)The Leon Wiltse Memorial Hospital, Neurosurgery, Suwon, Korea, Republic of, (7)Kyung Hee University School of Medicine, Orthopedic Surgery, Seoul, Korea, Republic of
11:20 am - 11:23 am75  Disc Degeneration Analysis after VCF with Diffusion-weighted MRI
Speaker: D. Noriega Gonzalez
Authors: D.C. Noriega Gonzalez(1), F. Rodriguez Monsalve(1), V. Luengos(1), R. Hernandez Ramajo(1), F. Ardura(1), I. Sanchez Lite(2)
(1)Valladolid University, Orthopedic, Valladolid, Spain, (2)Valladolid University, Radiology, Valladolid, Spain
11:24 am - 11:27 am104  Preoperative Embolization vs. Local Hemostatic Agents in Spinal Surgery of Hypervascular Metastases
Speaker: N. Zaborovskii
Authors: D. Ptashnikov(1), V. Usikov(1), D. Mikhaylov(1), S. Masevnin(1), N. Zaborovskii(1)
(1)Russian Scientific Research Institute of Traumatology and Orthopedics named after R.R. Vreden, Neuroortopedics with Bone Oncolology, Saint Petersburg, Russian Federation
11:30 am - 11:33 am280  The Radiologic and Clinical Results of Percutaneous Pedicle Screw Fixation after Spinal Canal Decompression in Thoracolumbar Burst Fractures with Neurological Impairment
Speaker: J. Lee
Authors: J.-K. Lee(1), J.-W. Jang(1), H. Hur(1), S.-H. Kim(1)
(1)Chonnam National University Hospital, Neurosurgery, Gwangju, Korea, Republic of
11:34 am - 11:37 am452  Staged Reconstruction of Adult Thoracolumbar Kyphoscoliotic Deformity with XLIF and Hybrid Posterior Instrumentation
Speaker: A. Tohmeh
Authors: A.G. Tohmeh(1), A. Proctor(1), D. Khorsand(1)
(1)Northwest Orthopaedic Specialists, Spokane, WA, United States
11:38 pm - 12:00 pmDiscussion

12:00 pm - 1:00 pm - Lunch Break

1:00 pm - 2:15 pm - General Session: New Technology in Spine Surgery

 Moderator(s): Hansen Yuan, MD and Huilin Yang, MD
1:00 pm - 1:04 pm194  Implant Materials Generate Different Peri-implant Inflammatory Factors: PEEK Promotes Fibrosis and Micro-textured Titanium Promotes Osteogenic Factors
Speaker: P. Slosar
Authors: R. Olivares-Navarrete(1,2), S.L. Hyzy(1,2), P.J. Slosar(3), J.M. Schneider(4), P.F. Ullrich(5), B.D. Boyan(1,2)
(1)Georgia Institute of Technology, Biomedical Engineering, Atlanta, GA, United States, (2)Virginia Commonwealth University, Engineering, Richmond, VA, United States, (3)San Francisco Spine Institute, Daly City, CA, United States, (4)Titan Spine, Mequon, WI, United States, (5)NeuroSpine Center of Wisconsin, Appleton, WI, United States
1:05 pm - 1:09 pm545  In-vivo MR Spectroscopy of Painful versus Non-painful Lumbar Discs – An Intra-Patient Comparative Algorithm for Non-invasive, Objectively Quantified Painful Disc Diagnosis
Speaker: M. Gornet
Authors: J.C. Peacock(1), M.F. Gornet(2), J.C. Lotz(1,3), D.S. Bradford(1), J.P. Claude(4), P. Kane(4), D. Stewart(5), F.W. Schranck(6)
(1)Nocimed, LLC, Management, San Carlos, CA, United States, (2)The Orthopedic Center of Saint Louis, Staff Physician, Chesterfield, MO, United States, (3)University of California, San Francisco Medical Center, Orthopedic Surgery, San Francisco, CA, United States, (4)Nocimed, LLC, Engineering, San Carlos, CA, United States, (5)MRI Partners of Chesterfield, MRI Imaging, Chesterfield, MO, United States, (6)SPIRITT Research, Management, St. Louis, MO, United States
1:10 pm - 1:14 pm130  Use of Amniotic Membrane Anti-adhesion Barrier for Lumbar Discectomy
Speaker: J. Shellock
Authors: J. Beihn(1), J. Shellock(2), D.D. Ohnmeiss(1), R.D. Guyer(2), J.E. Zigler(2)
(1)Texas Back Institute Research Foundation, Plano, TX, United States, (2)Texas Back Institute, Plano, TX, United States
1:15 pm - 1:19 pm361  Free Hand Thoracic Pedicle Screw Technique Using a Uniform Entry Point and Trajectory for All Levels: Preliminary Clinical Experience
Speaker: V. Fennell
Authors: V. Fennell(1), J. Rice(1), D. Stidd(1), A. Baaj(1)
(1)University of Arizona, Division of Neurosurgery, Tucson, AZ, United States
1:20 pm - 1:24 pm300  Accuracy, Safety & Intraoperative Radiation in Robot Guided Percutaneous Screw Placement
Speaker: B. Santoni
Authors: A.E. Castellvi(1), M. Graham(1), C. James(2), R. Murtagh(3), A. Cabezas(2), B. Santoni(3)
(1)Florida Orthopaedic Institute, Center for Spinal Disorders, Tampa, FL, United States, (2)Foundation for Orthopaedic Research and Education, Biomechanics Lab, Tampa, FL, United States, (3)Tower Diagnostics, Radiology, Tampa, FL, United States
1:25 pm - 1:29 pm216  OptiMesh Graft Containment Device vs. Allograft Spacer for Lumbar Interbody Fusion: Prospective Randomized Comparison
Speaker: M. Krag
Authors: M. Krag(1)
(1)University of Vermont, Orthopaedics & Rehabilitation, Burlington, VT, United States
1:30 pm - 1:34 pm364  The Role of Strntium (Sr) as A Bioactive Cement in the Formation of New Bone for the Treatment of Osteoporotic Vertebral Compression Fractures (VCFs)
Speaker: A. Darwono
Authors: A.B. Darwono(1)
(1)Gading Pluit Hospital / Tarumanagara University, Orthopaedic Department, Jakarta Utara, Indonesia
1:35 pm - 1:40 pmDiscussion
1:41 pm - 1:45 pm202  Accuracy and Learning Curve of Robotic Assisted Pedicle Screw Placement in Spine Surgery
Speaker: I. Lieberman
Authors: X. Hu(1), I.H. Lieberman(1)
(1)Texas Back Institute, Texas Health Presbyterian Hospital Plano, Scoliosis and Spine Tumor Center, Plano, TX, United States
1:46 pm - 1:50 pm97  Does PediGuard (Electrical Conductivity Device) Assist with the Accuracy of Pedicle Screw Placement in the Thoracic Spine? A Prospective Randomized Study
Speaker: P. Tropiano
Authors: P. Tropiano(1), B. Blondel(1)
(1)Université Aix-Marseille, Orthopaedic Surgery, Marseille, France
1:51 pm - 1:55 pm394  Remote Control Injection System (RCIS) Could Reduce the Radiation Exposure during Percutaneous Kyphoplasty(PKP): A Prospective Randomized Controlled Study
Speaker: Z. Zheng
Authors: Z. Zheng(1), J. Wang(1), H. Liu(1), B. Li(1)
(1)First Affiliated Hospital of Sun Yat-sen University, Department of Spine Surgery, Guangzhou, China
1:56 pm - 2:00 pm407  For Sacroiliac Join Fusion what Is the Relative Work Effort of Open versus Minimally Invasive Techniques?
Speaker: T. Holt
Authors: D.W. Polly(1), C.G. Ledonio(1), I. Ninkovic(1), M.G. Moore(2), T.A. Holt(3), A. Geissele(4), J.E. Donner(5)
(1)University of Minnesota, Orthopaedic Surgery, Minneapolis, MN, United States, (2)Valley Hospital, Ridgewood, NJ, United States, (3)Spine Center, Montgomery, AL, United States, (4)Carolina Orthopaedi Specialists, Taylorsville, NC, United States, (5)Rocky Mountain Associates in Orthopedic Medicine P.C., Johnstown, CO, United States
2:01 pm - 2:05 pm563  Mechanical Transduction in a Truss Lumbar Fusion Cage: FEA Results Match Mechanically Responsive Metrics of Bone Formation
Speaker: T. Ganey
Authors: M. Truman(1), L. Ferrara(2), J. Hunt(3), T.M. Ganey(4)
(1)Robson Forensics, Warsaw, IN, United States, (2)Orthokinetic Technologies, Research and Development, Southport, NC, United States, (3)4WEB Medical, Dallas, TX, United States, (4)Atlanta Medical Center, Orthopaedic Surgery, Atlanta, GA, United States
2:06 pm - 2:15 pmDiscussion

2:15 pm - 3:30 pm - General Session: MIS Complications

 Moderator(s): Ali Araghi, MD
2:15 pm - 2:20 pm599  Lateral Lumbar Interbody Fusion for the Correction of Spondylolisthesis and Adult Degenerative Scoliosis in High-Risk Patients: Early Results and Complications
Speaker: B. Waddell
Authors: B.S. Waddell(1), D.C. Briski(2), G.E. Godoy(1), J.M. Zavatsky(1)
(1)Ochsner Clinic Foundation, New Orleans, LA, United States, (2)University of Queensland School of Medicine, Brisbane, QLD, Australia
2:21 pm - 2:26 pm443  Postoperative Leg Pain and/or Dysesthesia at One Year Follow-up Following Extreme Lateral Interbody Fusion at a Single Site
Speaker: J. Youssef
Authors: J.A. Youssef(1), D. Orndorff(1), M. Scott(1), R. Ebner(1), A. Knewitz(1)
(1)Durango Orthopedic Associates/Spine Colorado, Spine Surgery, Durango, CO, United States
2:27 pm - 2:32 pm116  Minimally Invasive versus Open Transforaminal Lumbar Interbody Fusion: Comparison of Clinical Outcomes among Obese Patients
Speaker: S. Terman
Authors: S.W. Terman(1), T.J. Yee(1), D. Lau(2), F. La Marca(3), P. Park(3)
(1)University of Michigan, Medical School, Ann Arbor, MI, United States, (2)University of California, Neurosurgery, San Francisco, CA, United States, (3)University of Michigan, Neurosurgery, Ann Arbor, MI, United States
2:33 pm - 2:38 pm308  Minimally Invasive Transforaminal Lumbar Interbody Fusion: One Surgeon’s Learning Curve
Speaker: K. Singh
Authors: S.V. Nandyala(1), A.J. Marquez-Lara(1), S.J. Fineberg(1), M. Pelton(1), M. Noureldin(1), K. Singh(1)
(1)Rush University Medical Center, Orthopaedic Surgery, Chicago, IL, United States
2:39 pm - 2:44 pm85  The Incidence and the Risk Factors of Injury to the Lateral Femoral Cutaneous Nerve after Posterior Spine Surgery
Speaker: H. Tobimatsu
Authors: H. Tobimatsu(1), H. Aono(1), Y. Nagamoto(1)
(1)Osaka National Hospital, Orthopaedics, Osaka, Japan
2:45 pm - 2:55 pmDiscussion
2:56 pm - 3:01 pm69  Incidence of Lumbar Plexopathy Utilizing Mechanomyography for Transpsoas Lateral Interbody Fusion
Speaker: J. Zavatsky
Authors: J.M. Zavatsky(1), A. Sama(2), A. Wollowick(3), B.S. Waddell(1), M. Etienne(1), F. Zahrawi(4)
(1)Ochsner Medical Center, Orthopaedic Surgery, New Orleans, LA, United States, (2)Hospital for Special Surgery, Orthopaedic Surgery, New York, NY, United States, (3)Montefiore Medical Center, New York, NY, United States, (4)Celebration Orthopedics, Celebration, FL, United States
3:02 pm - 3:07 pm258  Lateral Pressure and VAS Pain Score Analysis for the Lateral Lumbar Interbody Fusion Procedure
Speaker: R. Tatsumi
Authors: R. Tatsumi(1)
(1)Northwest Spine Research Foundation, Tualatin, OR, United States
3:08 pm - 3:13 pm127  Saphenous Nerve SSEP during Transpsoas Lateral Interbody Fusion: Long Term Follow-up and Review of Case Series
Speaker: J. Silverstein
Authors: J.W. Silverstein(1,2), L.E. Mermelstein(3,4)
(1)NSLIJ Huntington Hospital, Orthopedics - Intraoperative Neurophysiology Subsection, Huntington, NY, United States, (2)Spine Medical Services, PLLC, Clinical Neurophysiology, Commack, NY, United States, (3)NSLIJ Huntington Hospital, Orthopedics - Spine, Huntington, NY, United States, (4)Long Island Spine Specialists, PC, Orthopedic Spine, Commack, NY, United States
3:14 pm - 3:19 pm109  Is the Lateral Jack-knife Position Responsible for Cases of Transient Neuropraxia?
Speaker: D.M. Molinares
Authors: D.M. Molinares(1), T.T. Davis(1), D.A. Fung(1)
(1)The Center for Spine and Joint Restoration, Santa Monica, CA, United States
3:20 pm - 3:30 pmDiscussion

3:30 pm - 5:00 pm - General Session: Biologics

 Moderator(s): Donna Ohnmeiss, DrMed
3:30 pm - 3:35 pm406  Epidemiological Trends in the Utilization of Bone Morphogenetic Protein in Spinal Fusions from 2002-2011
Speaker: K. Singh
Authors: S.V. Nandyala(1), A.J. Marquez-Lara(1), S.J. Fineberg(1), M. Noureldin(1), K. Singh(1)
(1)Rush University Medical Center, Orthopaedic Surgery, Chicago, IL, United States
3:36 pm - 3:41 pm528  Prospective Study of Biologic Disc Repair with NuQu Percutaneous Allogeneic Chondrocytes with Two-year Follow-up
Speaker: D. Coric
Authors: D. Coric(1,2), K. Pettine(3), M.O. Boltes(1)
(1)Carolina Neurosurgery and Spine Associates, Charlotte, NC, United States, (2)Carolinas Medical Center, Department of Neurosurgery, Charlotte, NC, United States, (3)Rocky Mountain Associates in Orthopedic Medicine P.C., Loveland, CO, United States
3:42 pm - 3:53 pm303  A Prospective, Randomized, Controlled Trial of Silicate Substituted Calcium Phosphate versus rhBMP-2 in a Minimally Invasive Transforaminal Lumbar Interbody Fusion
Speaker: K. Singh
Authors: S.V. Nandyala(1), A.J. Marquez-Lara(1), M. Noureldin(1), K. Singh(1)
(1)Rush University Medical Center, Orthopaedic Surgery, Chicago, IL, United States
3:54 pm - 3:59 pm112  Inflammatory Response after Spinal Cord Injury in Rats Is Modified by Enbrel
Speaker: A. Rasouli
Authors: A. Rasouli(1), Z. Buser(2), L.W. Zhao(2), Y. Safai(2), L.E.A. Kanim(3), M.L. Grode(4), R.B. Delamarter(4)
(1)Cedars-Sinai, Spine Center, Department of Surgery, Los Angeles, CA, United States, (2)Cedars-Sinai, Spine Tissue Engineering, Department of Surgery, Los Angeles, CA, United States, (3)Cedars-Sinai, Spine Tissue Engineering, Los Angeles, CA, United States, (4)Cedars-Sinai, Spine Center, Los Angeles, CA, United States
4:00 pm - 4:05 pm309  Insulin-mimetic Local Therapeutic Adjuncts for Enhancing Spinal Fusion in a Rat Model
Speaker: M. Vives
Authors: M.J. Vives(1), J.D. Koerner(1), S.B. Chaudhary(1), L. Uko(1), W. Munoz(1), S.S. Lin(1)
(1)Rutgers-New Jersey Medical School, Orthopaedics, Newark, NJ, United States
4:06 pm - 4:16 pmDiscussion
4:17 pm - 4:22 pm557  A Retrospective Analysis of Platelet Rich Fibrin Matrix Use in Posterolateral Spine Arthrodesis
Speaker: A. Brecevich
Authors: A.T. Brecevich(1), P. Kiely(1), C. Abjornson(1), F.P. Cammisa, Jr.(1)
(1)Hospital for Special Surgery, Integrated Spine Research Program, New York, NY, United States
4:23 pm - 4:28 pm464  A Comparison of Radiographic and Clinical Outcomes of Extreme Lateral Interbody Fusion Performed with either Allograft Cellular Bone Matrix or rhBMP-2 Graft Material
Speaker: A. Tohmeh
Authors: A. Tohmeh(1), C. Somers(2), M. Tohmeh(2), D. Khorsand(2)
(1)NWOS, Spokane, WA, United States, (2)Northwest Orthopaedic Specialists, Spokane, WA, United States
4:29 pm - 4:34 pm325  Antifibrinolytics Reduce Blood Loss in Adult Spinal Deformity Surgery: A Prospective, Randomized, Controlled Trial
Speaker: T. Cheriyan
Authors: A. Peters(1), K. Verma(1), K. Slobodyanyuk(1), T. Cheriyan(1), F.J. Schwab(1), B.S. Lonner(1), T.J. Errico(1)
(1)New York University School of Medicine, New York, NY, United States
4:35 pm - 4:40 pm195  Adjunctive Use of Teriparatide in Spinal Fusion and Fractures
Speaker: P. Pazmino
Authors: P.R. Pazmino(1), E. Barraza(2)
(1)SpineCal, Orthopaedic Spine Surgery, Santa Monica, CA, United States, (2)SpineCal, Santa Monica, CA, United States
4:41 pm - 4:46 pm473  Complication Rates in Transforaminal Lumbar Interbody Fusion Using Low-dose Recombinant Bone Morphogenic Protein-2 (rhBMP-2)
Speaker: G. Liau
Authors: G. Liau(1), J. Ruiz(1), H.K. Wong(1)
(1)University Spine Centre, University Orthopaedics, Hand and Reconstructive Microsurgery Cluster, National University Hospital System, Singapore, Singapore, Singapore
4:47 pm - 5:00 pmDiscussion

5:00 pm - 5:05 pm - Closing of ISASS14

3:30 pm - 6:00 pm - Cadaver Lab Lecture (Lab on Saturday)