ISASS12 Scientific Program

8:45 am - 9:45 am - General Session: Clinical Cervical Therapies

Moderators: James Yue, MD and Parmenion Tsitsopoulos, MD, PhD
8:45 am - 8:50 am	353  Five to Seven-Year Results of the ProDisc-C Total Disc Replacement Multi-Center Randomized Controlled Clinical Trial Speaker: R. Delamarter Authors: R. Delamarter(1), J. Zigler(2), M. Janssen(3), D. Murrey(4), J. Spivak(5) (1) Cedars Sinai Spine Center, Los Angeles, CA, USA, (2) Texas Back Institiute, Dallas, TX, USA, (3) Center for Spinal Disorders, Denver, CO, USA, (4) OrthoCarolina Spine Center, Charlotte, NC, USA, (5) N.Y.U-Hospital for Joint Diseases, New York, NY, USA
8:51 am - 8:56 am	405  SECURE®-C Cervical Artificial Disc: Outcomes from a Prospective, Randomized IDE Study at 24 months and Beyond Speaker: W. Beutler Authors: W. Beutler(1), W.C. Peppelman(1), J.M. Marzluff(2), C. Tomaras(3), I. Volcan(4), P. Asdourian(5), J. Myer(6), K. Baker(6) (1) Pennslyvania Spine Institute, Harrisburg, PA, USA, (2) Charleston Brain and Spine, Charleston, SC, USA, (3) Peachtree Neurosurgery, Atlanta, GA, USA, (4) West Augusta Spine Specialists, Augusta, GA, USA, (5) Greater Chesapeake Orthopaedic Associates, Baltimore, MD, USA, (6) Globus Medical, Inc., Audubon, PA, USA
8:57 am - 9:02 am	30  Comparison of clinical and radiological changes between total disc replacement and anterior cervical fusion in single level degenerative cervical disc diseases: More than 5-year follow-up Speaker: K. Ryu Authors: K.-S. Ryu(1), M.-H. Shin(1), C.-K. Park(1) (1) Seoul St. Mary's Hospital, The Catholic University, Seoul, Korea, Republic of
9:03 am - 9:08 am	410  Treatment of Cervical Myeloradiculopathy with the PCM Total Disc Arthroplasty Compared to ACDF in a Prospective Randomized Clinical Trial Speaker: C. Chaput Authors: C.D. Chaput(1), F.M. Phillips(2), A. Cappuccino(3), F.H. Geisler(4), J.G. DeVine(5), K. Gilder(6), K.M. Howell(7), P.C. McAfee(8) (1) Scott and White Hospital, Orthopaedic Surgery, Temple, TX, USA, (2) Midwest Orthopedics at Rush University, Chicago, IL, USA, (3) Buffalo Spine Surgery, Buffalo, NY, USA, (4) Chicago Back Institute, Chicago, IL, USA, (5) Dwight D. Eisenhower Army Medical Center, Fort Gordon, GA, USA, (6) NuVasive, Inc., Biometrics, San Diego, CA, USA, (7) NuVasive, Inc., Clinical Resources, San Diego, CA, USA, (8) St. Joseph's Hospital, Baltimore, MD, USA
9:09 am - 9:14 am	221  7-Year Reoperation Rates: Cervical Total Disc Replacement Vs. Fusion: Results from the FDA Prospective, Randomized Clinical Trial. Speaker: R. Delamarter Authors: R.B. Delamarter(1), J. Zigler(2), D.B. Murrey(3), M.E. Janssen(4), J.M. Spivak(5) (1) Cedars-Sinai, Spine Center, Los Angeles, CA, USA, (2) Texas Back Institute, Plano, TX, USA, (3) OrthoCarolina Spine Center, Charlottee, NC, USA, (4) Spine Education and Research Institute, Denver, CO, USA, (5) NYU/Hospital for Joint Disease, New York, NY, USA
9:15 am - 9:20 am	170  Five-year clinical and radiological follow-up of the heterotopic ossification after Bryan cervical disc arthroplasty Speaker: Z. Feifei Authors: Z. Feifei(1), S. Yu(1) (1) Peking University (3) rd Hospital, Orthopaedics, Beijing, China
9:21 am - 9:26 am	132  Comparison of Re-operations in Cervical Total Disc Replacement vs. Anterior Cervical Fusion: Results with Mean 48 Month Follow-up Speaker: S. Blumenthal Authors: S.L. Blumenthal(1), R. Guyer(1), D.D. Ohnmeiss(2), J. Zigler(1) (1) Texas Back Institiute, Plano, TX, USA, (2) Texas Back Institute Research Foundation, Plano,, TX, USA
9:27 am - 9:45 am	Discussion

9:45 am - 10:00 am - President's Address

10:00 am - 10:30 am - Presidential Guest Speaker: Jason Drew

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

11:00 am - 1:00 pm - General Session: Biology and Biomechanics of Spinal Disorders

Moderators: Lisa Ferrara, PhD, Leonard Voronov, MD, PhD, William Sears, MD and Donna Ohnmeiss, DrMed
11:00 am - 11:05 am	436  Quantifying Biomechanical Alterations of Cervical Disc Degeneration: An In Vivo Spinal Stiffness Assessment Methodology Speaker: C. Colloca Authors: C.J. Colloca(1), R. Gunzburg(2), M. Szpalski(3), B.J. Freeman(4), M. Afifi(5), R.J. Moore(6) (1) Arizona State University, Department of Kinesiology, Chandler, AZ, USA, (2) Eeuwfeestkliniek Hospital, Antwerp, Belgium, (3) Hôpitaux Iris Sud/IRIS South Teaching Hospitals, Department of Orthopaedics, Brussels, Belgium, (4) University of Adelaide, Department of Spinal Surgery, Adelaide, SA, Australia, (5) University of Calgary, Faculty of Kinesiology, Calgary, AB, Canada, (6) Adelaide Centre for Spinal Research, Adelaide, SA, Australia
11:06 am - 11:11 am	411  Effect of PLL Resection on TDR Kinematics: To Cut or Not to Cut Speaker: A. Patwardhan Authors: A.G. Patwardhan(1), L.I. Voronov(1), P.P. Tsitsopoulos(1), T. Potluri(2), S. Hannon(2), J. Zelenakova(2), G. Carandang(2), F.M. Phillips(3), M.R. Zindrick(1), A.J. Ghanayem(1), R.M. Havey(1) (1) Loyola University Chicago, Orthopaedic Surgery and Rehabilitation, Maywood, IL, USA, (2) Edward Hines Jr. VA Hospital, Hines, IL, USA, (3) Rush University Medical Center, Chicago, IL, USA
11:12 am - 11:17 am	223  Facet Engagement in the Intact Cervical Spine Speaker: R. Havey Authors: R. Havey(1), J. Goodsitt(2), T. Potluri(2), S. Hannon(2), B. McIntosh(3), F. Phillips(4), M. Zindrick(1), P. Tsitsopoulos(1), L. Voronov(1), A. Patwardhan(1) (1) Loyola University Chicago, Orthopaedic Surgery and Rehabilitation, Maywood, IL, USA, (2) Edward Hines Jr. VA Hospital, Hines, IL, USA, (3) Loyola University Chicago, Maywood, IL, USA, (4) Rush University Medical Center, Chicago, IL, USA
11:18 am - 11:23 am	418  The Ventral Lamina and Superior Facet Rule: The Key to Accurate Placement for Thoracic Pedicle Screws Speaker: D. Kang Authors: D.G. Kang(1), R.A. Lehman(1), L.G. Lenke(2), R. Gaume(1), H. Paik(1), A.J. Bevevino(1) (1) Walter Reed National Military Medical Center, Orthopaedic Surgery, Bethesda, MD, USA, (2) Washington University School of Medicine, Orthopaedic Surgery, St. Louis, MO, USA
11:24 am - 11:29 am	333  In Vitro Lumbar TDA Wear Rate Susceptibility Depends on Phasing of Motions and Device Design Speaker: P. Hyde Authors: P.J. Hyde(1), J. Fisher(1), R.M. Hall(1) (1) University of Leeds, Institute of Medical and Biological Engineering, Leeds, United Kingdom
11:30 am - 11:35 am	383  Title: The effect of changing the length in levels of a posterior instrumentation construct on induced lumbosacral screw strains and ROM Speaker: G. Fleischer Authors: G. Fleischer(1), J. Malcolm(2), A. Freeman(3), L. Ferrara(4) (1) Spine and Brain Center of New England, Nashua, NH, USA, (2) Pinnacle Orthopaedics, Marietta, GA, USA, (3) Excelen Center for Bone and Joint Research and Education, Minneapolis, MN, USA, (4) OrthoKinetic Technologies, LLC, Southport, NC, USA
11:36 am - 11:41 am	59  In Vivo Forces on Pedicle Screws During Posterior Correction Procedures for Adolescent Idiopathic Scoliosis: Speaker: M. Ito Authors: M. Ito(1), Y. Abe(2), K. Fujisaki(3), S. Tadano(3), K. Abumi(2), H. Sudo(2), Y. Kotani(2), K. Nagahama(2), A. Iwata(2) (1) Hokkaido University Graduate School of Medicine, Department of Advanced Medicine for Spine and Spinal Cord Disorders, Sapporo, Japan, (2) Hokkaido University Graduate School of Medicine, Sapporo, Japan, (3) Hokkaido University Graduate School of Engineering, Sapporo, Japan
11:42 am - 11:47 am	258  Effects of Vertebral Endplate Fracture on Kinematics and Indirect Spine Decompression in XLIF Fusion Constructs Speaker: B. Santoni Authors: B.G. Santoni(1), A.E. Castellvi(2), G.T. Alexander(3), A. Nayak(1), A. Cabezas(1), R. Murtagh(4), G. Marulanda(5), J. Billys(1) (1) Foundation for Orthopaedic Research and Education, Phillip Spiegel Orthopaedic Research Laboratory, Tampa, FL, USA, (2) Florida Orthopaedic Institute, Orthopaedic Spine Surgery, Tampa, FL, USA, (3) University of South Florida, Orthopaedics and Sports Medicine, Tampa, FL, USA, (4) Moffitt Cancer Center, University Diagnostic Center, Tampa, FL, USA, (5) University of South Florida, Department of Orthopaedics and Sports Medicine, Tampa, FL, USA
11:48 am - 12:00 pm	Discussion
12:01 pm - 12:06 pm	189  Cytokine profiling in an animal model of non-compressive intervertebral disc herniation using epidural lavage Speaker: V. Cuellar Authors: V.G. Cuellar(1), J.M. Cuellar(1), P.M. Borges(2), G.J. Scuderi(3), D.C. Yeomans(4) (1) N.Y.U-Hospital for Joint Diseases, Orthopaedic Surgery, New York, NY, USA, (2) Stanford University School of Medicine, E.N.T., Palo Alto, CA, USA, (3) Stanford University School of Medicine, Orthopaedic Surgery, Palo Alto, CA, USA, (4) Stanford University School of Medicine, Anesthesia, Palo Alto, CA, USA
12:07 pm - 12:12 pm	113  Calcium sulphate degradation and osteoblast proliferation regulated by basalt fibers Speaker: Z. Luo Authors: Z.-P. Luo(1), X. Chen(1) (1) Soochow University Orthopaedic Institute, Suzhou, China
12:13 pm - 12:18 pm	397  Bone marrow aspirate and biomaterials for osteoregeneration: Improvement of stem cell concentration by density gradient centrifugation and pre-cultivation in vitro Speaker: M. Ogon Authors: M. Ogon(1), C. Eder(1), E. Falkner(2), J. Meissner(1), P. Becker(1), A. Tuschel(1) (1) Orthopädisches Spital Wien - Speising, Wien, Austria, (2) University of Vienna, Vienna, Austria
12:19 pm - 12:24 pm	69  The potential of nanofibrous scaffolds as biological nucleus pulposus replacement for intervertebral disc degeneration Speaker: G. Feng Authors: G. Feng(1)(2), H. Liu(1), P.X. Ma(2)(3)(4) (1) Sichuan University, Orthopedic Department, chengdu, China, (2) University of Michigan, Department of Biologic and Materials Science, Ann Arbor, MI, USA, (3) University of Michigan, Department of Biomedical Engineering, Ann Arbor, MI, USA, (4) University of Michigan, Macromolecular Science and Engineering Center, Ann Arbor, MI, USA
12:25 pm - 12:30 pm	90  Vertebroplasty Increases Strain in Adjacent Intervertebral Discs and Vertebrae in Osteopenic Spines Speaker: S. Nagaraia Authors: S. Nagaraja(1), H.K. Awada(1), S. Gupta(1), M.L. Dreher(1) (1) US Food and Drug Administration, Office of Science and Engineering Laboratories, Silver Spring, MD, USA
12:31 pm - 12:36 pm	468  Which factors prognosticate spinal instability following lumbar laminectomy? A human cadaver study Speaker: A. Bisschop Authors: A. Bisschop(1), B.J. van Royen(1), M.G. Mullender(1), C.P.L. Paul(1), A.J. van der Veen(2), T.U. Jiya(1), I. Kingma(3), J.H. van Dieën(3) (1) VU University Medical Center, Orthopedic Surgery, Amsterdam, Netherlands, (2) VU University Medical Center, Physics and Medical Technology, Amsterdam, Netherlands, (3) VU University Amsterdam, Faculty of Human Movement Sciences, Amsterdam, Netherlands
12:37 pm - 12:42 pm	351  Impact of Different Interspinous Implant Designs on Kinematics & Load Bearing of the FSU. An In-vitro Flexibility Study Speaker: M. Pfeiffer Authors: M. Pfeiffer(1), C. Schilling(2)(3), T. Grupp(2)(4), W. Blömer(2) (1) Helios Rosmann Clinic Breisach, Breisach, Germany, (2) Aesculap AG R&D, Tuttlingen, Germany, (3) Julius Wolff Institute and Berlin-Brandenburg Center for Regenerative Therapies, Charité, Universitätsmedizin Berlin, Berlin, Germany, (4) Ludwig Maximilians University, Clinic for Orthopedic Surgery, Campus Grosshadern, Munich, Germany
12:43 pm - 12:48 pm	447  Isolation of BMP-producing mesenchymal stem cells from vertebra and iliac crest during spinal fusion Speaker: T. Nguyen Authors: T. Nguyen(1), D. Collins(2), G. Fleischer(3) (1) Spine and Brain Center of New England, Neurosurgery, Nashua, NH, USA, (2) BioE, Minneapolis, MN, USA, (3) Spine and Brain Center of New England, Orthopedic Spine Surgery, Nashua, NH, USA
12:49 pm - 1:00 pm	Discussion

1:00 pm - 2:30 pm - Industry Workshops

2:30 pm - 3:30 pm - MIS Hope vs. Hype

Moderators: Frank Phillips, MD and Stephen Hochschuler, MD
2:30 pm - 2:35 pm	224  Can Minimally Invasive Surgical strategies for deformity correction avoid the need for routine osteotomies in Moderate to Severe Adult Scoliosis? Speaker: N. Anand Authors: N. Anand(1), B. Khandehroo(1), S. Kahwaty(1), E.M. Baron(1) (1) Cedars-Sinai Medical center, Spine Center, Los Angeles, CA, USA
2:36 pm - 2:41 pm	190  Predictors of early postoperative discharge following Minimally Invasive Lateral Interbody Fusion (MI-LIF) Speaker: J. Lehmen Authors: J.A. Lehmen(1), W.B. Rodgers(1), E.J. Gerber(1), J.A. Rodgers(1) (1) Spine Midwest, Inc., Research, Jefferson City, MO, USA
2:42 pm - 2:47 pm	420  Meta-analysis of Fusion Rates for Minimally Invasive TLIF Performed without Posterolateral Bone Grafting Speaker: D. Kang Authors: D.G. Kang(1), D.E. Gwinn(1), R.A. Lehman(1), A.J. Bevevino(1) (1) Walter Reed National Military Medical Center, Orthopaedic Surgery, Bethesda, MD, USA
2:48 pm - 2:53 pm	422  Guyer Lumbar Interbody Fusion (GLIF) Procedure: Safety and efficacy multi-center results in a commercial setting Speaker: A. Araghi Authors: A. Araghi, D.O.(1), M.P. Lorio, M.D., F.A.C.S.(2), C. Lauryssen, M.D.(3), H.D. Brown, PA-C(2) (1) The Core Institute, Phoenix, AZ, USA, (2) Neuro-Spine Solutions, P.C., Bristol, TN, USA, (3) Olympia Medical Center, Beverly Hills, CA, USA
2:54 pm - 2:59 pm	498  MIS Lumbar fusion in an ambulatory surgery center (ASC): Safety, Treatment outcomes, and comparison with inpatient lumbar fusion Speaker: W. Smith Authors: W.D. Smith(1), G. Christian(2) (1) University Medical center, Neurosurgery, Las Vegas, NV, USA, (2) Western Regional Center for Brain and Spine Surgery, Research, Las Vegas, NV, USA
3:00 pm - 3:05 pm	466  Percutaneous Fixation of Thoracolumbar Fractures: 2-year Follow-up Speaker: M. Sharma Authors: M. SHARMA(1), F. Siddiqui(1), J. White(2), S. Safdari(1) (1) Spine Care Center, Manassas, VA, USA, (2) Inova Fairfax Hospital, Fairfax, VA, USA
3:06 pm - 3:11 pm	477  Interim results from a US IDE trial evaluating the OsseoFix implant for treatment of vertebral compression fractures Speaker: M. Lorio Authors: M.P. Lorio, M.D., F.A.C.S.(1), D. Beall, M.D.(2), R. Eastlack, M.D.(3), A. Mahar(4)(5) (1) Neuro-Spine Solutions, P.C., Bristol, TN, USA, (2) Clinical Radiology of Oklahoma, Oklahoma City, OK, USA, (3) Scripps Clinic, La Jolla, CA, USA, (4) Department of Orthopedic Surgery, University of California - San Diego, San Diego, CA, USA, (5) Biomechanical and Clinical Research, Alphatec Spine, Carlsbad, CA, USA
3:12 pm - 3:17 pm	127  Minimally Invasive Treatment of Thoracolumbar Spine Fractures Speaker: T. Julien Authors: T. Julien(1) (1) West Virginia University, Neurosurgery, Morgantown, WV, USA
3:18 pm - 3:23 pm	44  Leg pain presented as a Lumbar Radiculopathic Pain due to Acute Aggravated Leg Pain after Lumbar Osteoporotic Vertebral Compression Fractures Speaker: H. Kim Authors: H.S. Kim(1), S.J. Jeong(1), H.J. Ahan(1), K.H. Jeon(1), W.J. Choi(1), K.T. Kim(1), C.I. Ju(2), S.W. Kim(2), S.M. Lee(2), H. Shin(2) (1) Hurisarang Spine Hospital, Neurosurgery, Daejeon, Korea, Republic of, (2) College of Medicine, Chosun University, Neurosurgery, Gwangju, Korea, Republic of
3:24 pm - 3:30 pm	Discussion

2:30 pm - 3:30 pm - Instructional Course Symposium: TDR Evidence-Based Medicine

Moderator: Matthew Scott-Young, MD and Rudolf Bertagnoli, MD
2:30 pm - 2:35 pm	518  ProDisc®-L total disc replacement over time: 4 – 10 year follow-up Speaker: R. Bertagnoli Authors: R. Bertagnoli(1) (1) ProSpine, Straubing Bogen, Germany
2:36 pm - 2:41 pm	409  Late Subsidence after Cervical Disc Arthroplasty at One to Four Levels Speaker: M. Gornet Authors: M.F. Gornet(1), B.A. Taylor(1), J.H. Peloza(2), F. Schranck(1) (1) The Orthopedic Center of St. Louis, Spine Research Center, St. Louis, MO, USA, (2) Center for Spine Care, Dallas, TX, USA
2:42 pm - 2:47 pm	255  Clinical Outcomes for a Viscoelastic Total Disc Replacement Compared to Other Total Disc Replacements in the SWISSspine Registry Speaker: B. Rischke Authors: B. Rischke(1), V. Kammermeier(2), M. Runkel(2), K.B. Zimmers(3), J.M. Kuras(3) (1) Center of Orthopaedic and Spine Surgery, Spine-Center-Rischke, Zurich, Switzerland, (2) Konstanz Hospital, Konstanz, Germany, (3) AxioMed Spine Corporation, Garfield Heights, OH, USA
2:48 pm - 2:53 pm	73  The change of cervical motion with progression of heterotopic ossification in cervical artificial disc replacement Speaker: S. Yi Authors: S. Yi(1), H. Lee(1), N. You(1), J. Oh(1), T.Y. Kim(1), G. Choi(1), K.N. Kim(1), D.H. Yoon(1) (1) Spine and Spinal Cord Institute,Yonsei University, College of Medicine, Neurosurgery, Seoul, Korea, Republic of
2:54 pm - 2:59 pm	312  Lumbar Total Disc Replacement: Clinical and Radiographic Outcome Comparison between One and Two levels with Average of 60 Months Follow-Up Speaker: K. Zhang Authors: K. Zhang(1), F. Mo(2), C. Abjornson(2), F. Girardi(2), J. Yue(1), F. Cammisa(2) (1) Yale New Haven Hospital, New Haven, CT, USA, (2) Hospital for Special Surgery, New York, NY, USA
3:00 pm - 3:20 pm	Presentation of TDR Cases
3:21 pm - 3:30 pm	Discussion

2:30 pm - 3:30 pm - Instructional Course Symposium: Difficult Spinal Presentations: Rheumatoid Arthritis and Infection

Moderators: Hans Meisel, MD and Larry Khoo, MD
2:30 pm - 2:35 pm	8  Posterolateral Endoscopic Debridement and Irrigation for Postoperative Spinal Infections in the Thoraco-Lumbar spine Speaker: K. Nagahama Authors: K. Nagahama(1), M. Ito(1), N. Hojo(1), K. Abumi(1), Y. Kotani(1), H. Sudo(1), M. takahata(1), A. Iwata(1), A. Minami(1) (1) Hokkaido university, Orthopaedics, Hokkaido, Japan
2:36 pm - 2:41 pm	161  5,5 year Follow up of infection rate in open versus percutaneus spondylodesis in the lumbar spine. Speaker: T. Pfandlsteiner Authors: T. Pfandlsteiner(1), K. Seidel(1), C. Wimmer(1) (1) Schön Klinik Vogtareuth, Clinic for Spine Surgery with Scoliosis Center, Vogtareuth, Germany
2:42 pm - 2:47 pm	146  Postoperative Drains and the Risk of Surgical Site Infection Following Spinal Surgery Speaker: T. Andres Authors: T. Andres(1), R. Takemoto(1), P.A. Ricart Hoffiz(1)(2), B. Lonner(1), T. Errico(1) (1) NYU Hospital for Joint Diseases, New York, NY, USA, (2) Westchester Medical Center, Valhalla, NY, USA
2:48 pm - 3:18 pm	Presentation of Difficult Spinal Cases
3:19 pm - 3:30 pm	Discussion

3:30 pm - 4:00 pm - Break - Exhibit Hall

4:00 pm - 5:00 pm - Oral Posters

Oral Posters: Clinical Therapies
Moderators: Richard Kube, MD and Rolando Garcia, MD
4:00 pm - 4:04 pm	392  Anterior Cervical Fusion with Stand-Alone Polyetheretherketone (PEEK) Cages: 82 Cases and 182 Levels Clinical Experience Focusing on Subsidence Speaker: H. Tsou Authors: H.-K. Tsou(1), T.-H. Kao(1), Y.-C. Chou(2), W.-H. Chen(3), C.-H. Wu(3), H.-T. Chen(4) (1) Taichung Veterans General Hospital, Department of Neurosurgery, Taichung, Taiwan, Republic of China, (2) National Defense Medical Center, School of Public Health, Taipei, Taiwan, Republic of China, (3) Taichung Veterans General Hospital, Department of Radiology, Taichung, Taiwan, Republic of China, (4) China Medical University Hospital, Department of Orthopaedic Surgery, Taichung, Taiwan, Republic of China
4:05 pm - 4:09 pm	111  Anterior Cervical Discectomy and Fusion versus Cervical Disc Arthroplasty: Cost Analysis of Peri-operative and Operating Room Related Costs Speaker: T. Andres Authors: T.M. Andres(1), D.T. Warren1,P.A. Ricart Hoffiz(1),(2), C.M. Hoelscher(1), J.A. Bendo(1), J.A. Goldstein(1) (1) NYU Hospital for Joint Diseases, New York, NY, USA, (2) Westchester Medical Center, Valhalla, NY, USA
4:10 pm - 4:14 pm	173  Comparative Clinico-Radiological Study of Interlaminar Decompression in Lumbar Canal Stenosis with and without CoflexTM Interspinous Spacer; Prospective Observational Study Speaker: S. Wijerathne Authors: S. Wijerathne (1), N. Kumar(1), Y.H. Ng(1), B.W.L. Tan(1) (1) National University Health System, Orthopaedic Surgery, Singapore, Singapore
4:15 pm - 4:19 pm	433  L5-S1 Isthmic Spondylolisthesis Stabilized with AxiaLIF and Percutaneous Posterior Fixation: A Novel Technique Speaker: R. Nasca Authors: R. Nasca(1), T. Raley(2), W. Tobler(3), P. Gerszten(4) (1) Trans-(1) , Wilmington, NC, USA, (2) Georgetown University Medical Center/ Virginia Hospital Center, Orthopaedics, Arlington, VA, USA, (3) Mayfield Clinic, Neurosurgery, Cincinnati, OH, USA, (4) University of Pittsburgh Medical Center, Pittsburgh, PA, USA
4:20 pm - 4:24 pm	282  Lessons learned on Cervical Total Disc Replacement after 8 years follow-up Speaker: L. Pimenta Authors: L. Pimenta(1),(3), L. Marchi(1),(2), L. Oliveira(1), R. Amaral(1), C. Castro(1), T. Coutinho(1), E. Coutinho(1) (1) Instituto de Patologia da Coluna, São Paulo, Brazil, (2) Unifesp, DDI, São Paulo, Brazil, (3) University of California San Diego, Neurosurgery, San Diego, CA, USA
4:25 pm - 4:29 pm	108  Accuracy of Abstracts for Original Randomized Controlled Clinical Trials of the Lumbar Spine in Spine Journals Speaker: C. Bono Authors: C.M. Bono(1), J.A. Lehmen(2), R.M. Deering(1), A.K. Simpson(1), C.S. Carrier(1) (1) Harvard Medical School, Brigham & Women's Hospital, Department of Orthopaedics, Boston, MA, USA, (2) Harvard Medical School, Brigham & Women's Hospital, Department of Orthopaedic Surgery, Boston, MA, USA
4:30 pm - 4:34 pm	300  Impact of Cervical Symptoms on Ability to Participate in Recreational Activities Speaker: D. Ohnmeiss Authors: D.D. Ohnmeiss(1), S.L. Blumenthal(2), R.D. Guyer(2), J.E. Zigler(2) (1) Texas Back Institute Research Foundation, Plano, TX, USA, (2) Texas Back Institute, Plano, TX, USA
4:35 pm - 4:39 pm	63  The Impact of Positive Regional Sagittal Alignment on Outcomes in Posterior Cervical Fusion Surgery Speaker: C. Ames Authors: C.P. Ames(1), J.A. Tang(1), J.K. Scheer(2), J.S. Smith(3), V. Deviren(4), S. Bess(5), R. Hart(6), V. Lafage(7), C. Shaffrey(3), F. Schwab(7), International Spinal Deformity Study Group (1) University of California San Francisco, Neurological Surgery, San Francisco, CA, USA, (2) University of California San Diego, San Diego, CA, USA, (3) University of Virginia Healthy System, Neurological Surgery, Charlottesville, VA, USA, (4) University of California San Francisco, Orthopaedic Surgery, San Francisco, CA, USA, (5) Rocky Mountain Scoliosis and Spine Center, Denver, CO, USA, (6) Oregon Health and Science University, Portland, OR, USA, (7) NYU Hospital for Joint Diseases, Orthopaedic Surgery, New York, NY, USA
4:40 pm - 4:44 pm	252  The clinic outcome and the status of adjacent segment degeneration five years after Bryan disc replacement Speaker: Y. Zhao Authors: Y. Zhao(1), Y. Sun(1), F. Zhou(1), F. Zhang(1), S. Pan(1), Z. Liu(1) (1) Peking University Third Hospital, Orthopaedic Surgery, Beijing, China
4:45 pm - 4:49 pm	426  Analysis of the Effects of Cervical Arthroplasty Compared to Anterior Cervical Discectomy and Fusion on Adjacent Level Disease Speaker: J. Marzluff Authors: J.M. Marzluff(1), J.M. Highsmith(1), J. Myer(2), K. Baker(2) (1) Charleston Brain and Spine, Charleston, SC, USA, (2) Globus Medical, Inc., Audubon, PA, USA
4:50 pm - 5:00 pm	Discussion

Oral Posters: Reconstruction and Deformity
Moderator: Karin Buettner-Janz, MD, PhD and Isador Lieberman, BSc, MD, MBA, FRCSC
4:00 pm - 4:04 pm	215  Impact of magnitude and percentage global Sagittal plane correction on Health Related Quality of Life at 2 Years Follow Up Speaker: V. Lafage Authors: V. Lafage(1), B. Blondel(1), F. Schwab(1), B. Ungar(1), J. Smith(2), K. Bridwell(3), S. Glassman(4), C. Shaffrey(2), B. Moal(1), J.-P. Farcy(1) (1) New York University Hospital for Joint Diseases, Spine Division, New York, NY, USA, (2) University of Virginia, Department of Neurological surgery, Charlottesville, VA, USA, (3) Washington University school of Medicine, Spine department, Saint Louis, MO, USA, (4) University of Louisville, Spine Institute for Special Surgery, Louisville, KY, USA
4:05 pm - 4:09 pm	211  Adjacent level total disc replacement supplemented by spinal osteotomy as a treatment for failed fusion surgery Speaker: U. Hahnle Authors: U.R. Hahnle(1), I.R. Weinberg(2) (1) Netcare Linksfield Hospital, Orthopaedic Surgery, Johannesburg, South Africa, (2) Netcare Linksfield Hospital, Neurosurgery, Johannesburg, South Africa
4:10 pm - 4:14 pm	508  Anterior MIS Rod Instrumentation with XLIF Deformity: Techniques and Outcomes Speaker: P. McAfee Authors: P.C. McAfee(1), L. Chotikul(2), E. Shucosky(2) (1) St Josephs Hospital, Spine and Scoliosis Surgery, Baltimore, MD, USA, (2) St Josephs Hospital, Spine and Scoliosis Center, Towson, MD, USA
4:15 pm - 4:19 pm	413  When Do Lumbar TDR Patients Achieve Maximum Medical Improvement? Speaker: R. Garcia Authors: R. Garcia(1), J.Y. Yue(2), M. Taylor(3) (1) Orthopedic Care Center, Aventura, FL, USA, (2) Yale University School of Medicine, New Haven, CT, USA, (3) Orthopedic Care Cente, Aventura, FL, USA
4:20 pm - 4:24 pm	360  Combined Assessment of Pelvic Tilt, Pelvic Incidence/Lumbar Lordosis Mismatch and Sagittal Vertical Axis Predicts Disability in Adult Spinal Deformity: A Prospective Analysis Speaker: V. Lafage Authors: V. Lafage(1), B. Blondel(1), S. Bess(2), C. Shaffrey(3), J. Smith(3), O. Boachie-Adjei(4), B. Akbarnia(5), C. Ames(6), B. Moal(1), R. Hart(7), J. Demakakos(1), F. Schwab(1), International Spine Study Group (1) New York University Hospital for Joint Diseases, Spine Division, New York, NY, USA, (2) Rocky Mountain Hospital for Children,, Orthopedic Surgery, Denver, CO, USA, (3) University of Virginia, Department of Neurological surgery, Charlottesville, VA, USA, (4) Hospital for Special Surgery, Orthopedic Surgery, New-York, NY, USA, (5) San Diego Center for Spinal Disorders, La Jolla, CA, USA, (6) University of California San Francisco, Neurosurgery, San Fransisco, CA, USA, (7) Oregon Health and Sciences University, Orthopedic Surgery, Portland, OR, USA
4:25 pm - 4:29 pm	357  Sagittal reciprocal changes after posterior fusion in the setting of adolescent idiopathic scoliosis Speaker: B. Blondel Authors: B. Blondel(1),(2), V. Lafage(2), F. Schwab(2), J.-P. Farcy(2), G. Bollini(3), J.-L. Jouve(3)
4:30 pm - 4:34 pm	509  Minimally invasive treatment of adult scoliosis with XLIF: Radiographic outcomes and predictors from a prospective multicenter study Speaker: F. Phillips Authors: F.M. Phillips(1), A. Tohmen(2), W.B. Rodgers(3) (1) Rush University Medical Center, Chicago, IL, USA, (2) Northwest Orthopaedic Specialists, Spokane, WA, USA, (3) Spine Midwest, Jefferson City, MO, USA
4:35 pm - 4:39 pm	330  Spinopelvic Alignment following Long Lumbar Fusions with and without Iliac Fixation for Degenerative Lumbar Scoliosis Speaker: S. Park Authors: S.-A. Park(1), D.-G. Chang(1), K.-Y. Ha(1) (1) Seoul Sanit Mary's Hospital The Catholic University of Korea College of Medicine, Spine Center, Seoul, Korea, Republic of
4:40 pm - 4:44 pm	89  Extreme Lateral Interbody Fusion (XLIF): Clinical results from one center Speaker: M. Hisey Authors: M.S. Hisey(1), K. Edwards(2), W.D. Bradley(1), D.D. Ohnmeiss(2), J.E. Zigler(1), R.D. Guyer(1) (1) Texas Back Institute, Plano, TX, USA, (2) Texas Back Institute Research Foundation, Plano, TX, USA
4:45 pm - 5:00 pm	Discussion

Oral Posters: Basic Science and Biomechanics
Moderator: Robert Havey, BS and Lisa Ferrara, PhD
4:00 pm - 4:04 pm	430  Reliability of Thoracolumbar Injury Classification System for Orthopedic Surgeons at Different Training Levels Speaker: A. Bevevino Authors: A.J. Bevevino(1), D.G. Kang(1), R.A. Lehman(1) (1) Walter Reed National Military Medical Center, Department of Orthopaedics, Bethesda, MD, USA
4:05 pm - 4:09 pm	484  Volumetric change of lumbar intervertebral disc herniation in conservative treatment Speaker: J. Seo Authors: J.-Y. Seo(1), K.-Y. Ha(2), S.W. Choi(1), K.W. Nam(1), K.B. Seo(1), S.R. Kim(1), S.J. Shin(1) (1) Jeju National University, Department of Orthopaedic Surgery, Jeju, Korea, Republic of, (2) The Catholic University of Korea, Department of Orthopaedics, Seoul, Korea, Republic of
4:10 pm - 4:14 pm	128  Novel Anterior Versus Combined Anterior-Posterior Instrumentation Technique for a Simulated Bilateral Cervical Facet Dislocation: An In-Vitro Human Cadaver Study Speaker: W. Beutler Authors: W. Beutler(1), W. Peppelman(1), M. Gudipally(2), M. Adu-Lartey(1), J. Brooks(1), P. Niknam(2), S. Khalil(2) (1) PA Spine Institute, Harrisburg, PA, USA, (2) Globus Medical, Inc., Audubon, PA, USA
4:15 pm - 4:19 pm	145  Hybrid Decompression Technique Employing ACDF and Corpectomy May Be an Effective Treatment Option for Multi-level Cervical Spondylotic Myelopathy: A Biomechanical Evaluation Speaker: A. Goodrich Authors: A. Goodrich(1), A.M. Muzumdar(2), I. Volcan(3), M. Gudipally(2), S. Khalil(2) (1) Augusta Bone & Joint Clinic, Augusta, GA, USA, (2) Globus Medical Inc., Research, Audubon, PA, USA, (3) Neurological Associates of Augusts, Augusta, GA, USA
4:20 pm - 4:24 pm	131  The Use of Self-Mating PEEK for Cervical Disc Arthroplasty Speaker: T. Brown Authors: T. Brown(1), Q.-B. Bao(1) (1) Pioneer Surgical, Marquette, MI, USA
4:25 pm - 4:29 pm	172  A Comparison of Intra-Capsular Facet (IF) and Peri-Facet (PF) Injections in Patients with Low Back Pain (LBP) Speaker: D. Wardlaw Authors: D. Wardlaw(1), A. Nandakumar(1), J. Beastall(1), A. Kumar(1), F. Smith(1) (1) Woodend Hospital, NHS Grampian Hospital, Aberdeen, United Kingdom
4:30 pm - 4:34 pm	71  Can the intradiscal inflammation after annulus puncture be prevented by polylacitic acid patch repairment? An animal model study. Speaker: X. Liu Authors: X. Liu(1), H. Liu(2) (1) Sichuan University, Chengdu, China, (2) West China Hospital, Sichuan University, Department of Orthopaedics, Chengdu, China
4:35 pm - 4:39 pm	467  Rotational instability of the lumbar spine following laminectomy: Is there a role for bone mineral density and disc degeneration? Speaker: A. Bisschop Authors: A. Bisschop(1), J.H. van Dieën(2), M.G. Mullender(1), C.P.L. Paul(1), A.J. van der Veen(3), T.U. Jiya(1), I. Kingma(2), B.J. van Royen(1) (1) VU University Medical Center, Orthopedic Surgery, Amsterdam, Netherlands, (2) VU University Amsterdam, Faculty of Human Movement Sciences, Amsterdam, Netherlands, (3) VU University Medical Center, Physics and Medical Technology, Amsterdam, Netherlands
4:40 pm - 4:44 pm	451  Balloon-sacroplasty- a potential operation for sacral insufficiency fractures: presentation by means of 7 cases Speaker: A. Behnke Authors: C.R. Schätz(1), A. Behnke(1), P. Büchin-Emunds(1) (1) Orthopedic clinic Markgröningen, Markgröningen, Germany
4:45 pm - 5:00 pm	Discussion

Oral Posters: Cervical Therapies
Moderators: Steven Garfin, MD and Christopher Bono, MD
4:00 pm - 4:04 pm	144  Metanalysis of Class I Results of Anterior Cervical Decompression and Fusion with Allograft and Plating Speaker: K. Pettine Authors: K.A. Pettine(1), L. Eiserman(2) (1) The Spine Institute, Loveland, CO, USA, (2) Eisertech, Sandiego, CA, USA
4:05 pm - 4:09 pm	396  A Prospective, Randomized Clinical Investigation of the Porous Coated Motion (PCM) Artificial Cervical Disc: 2 Year Results from the US IDE Study Speaker: F. Phillips Authors: F.M. Phillips(1), A. Cappuccino(2), F.H. Geisler(3), C.D. Chaput(4), J.G. DeVine(5), K. Gilder(6), K. Howell(7), P.C. McAfee(8) (1) Midwest Orthopedics at Rush University, Chicago, IL, USA, (2) Buffalo Spine Surgery, Buffalo, NY, USA, (3) Chicago Back Institute, Chicago, IL, USA, (4) Scott and White Hospital, Temple, TX, USA, (5) Dwight D. Eisenhower Army Medical Center, Fort Gordon, GA, USA, (6) NuVasive, Inc., Biometrics, San Diego, CA, USA, (7) NuVasive, Inc., Clinical Resources, San Diego, CA, USA, (8) St. Joseph's Hospital, Baltimore, MD, USA
4:10 pm - 4:14 pm	425  SECURE®-C Cervical Artificial Disc Two Year Clinical Outcomes: Randomized vs. Non-Randomized Patients Speaker: J. Lindley Authors: J. Lindley(1), J. Mcconnell(2), J. Small(3), J. Myer(4), K. Baker(4) (1) Neurologic Institute of Savannah, Savannah, GA, USA, (2) OAA Orthopaedic Specialists, Allentown, PA, USA, (3) Florida Orthopaedic Institute, Tampa, FL, USA, (4) Globus Medical, Inc., Audubon, PA, USA
4:15 pm - 4:19 pm	297  Two Year Clinical and Radiographic Results from an Advanced Generation Artificial Cervical Disc Study Speaker: C. Lauryssen Authors: C. Lauryssen(1), D. Coric(2), T. Dimmig(3), D. Musante(3), R. Liebelt(3) (1) The Institute for Advanced Spinal Research in California, Beverly Hills, CA, USA, (2) Carolina Neurosurgery & Spine Associates, Charlotte, NC, USA, (3) Triangle Orthopedics, Durham, NC, USA
4:20 pm - 4:24 pm	75  Factors determining the long-term clinical success rate after Anterior Cervical Discectomy and Fusion for one and two-level radiculo-myelopathy Speaker: P. Nunley Authors: P.D. Nunley(1), A. Jawahar(2), E.J. Kerr(1), D.A. Cavanaugh(2), M. Boltes(3), D. Coric(3) (1) Spine Institute of Louisiana, Orthopedic Surgery, Shreveport, LA, USA, (2) Spine Institute of Louisiana, Neurosurgery, Shreveport, LA, USA, (3) Carolina NeuroSurgery & Spine Associates, Neurosurgery, Charlotte, NC, USA
4:25 pm - 5:00 pm	Discussion

Oral Posters: Lumbar Therapies
Moderator: Morgan Lorio, MD, FACS
4:00 pm - 4:04 pm	267  Outpatient Minimally Invasive Lumbar Fusion Speaker: K. Pettine Authors: K.A. Pettine(1) (1) The Spine Institute, Loveland, CO, USA
4:05 pm - 4:09 pm	283  Low-Grade Degenerative Spondylolisthesis treated by Stand-alone Lateral Interbody Fusion Speaker: L. Pimenta Authors: L. Pimenta(1),(3), L. Marchi(1),(2), L. Oliveira(1), R. Amaral(1), C. Castro(1), E. Coutinho(1), T. Coutinho(1) (1) Instituto de Patologia da Coluna, São Paulo, Brazil, (2) Unifesp, DDI, São Paulo, Brazil, (3) University of California San Diego, Neurosurgery, San Diego, CA, USA
4:10 pm - 4:14 pm	310  Clinical outcome of two-level total disc replacement in 84 patients with minimum 5 years follow-up Speaker: M. Scott-Young Authors: M. Scott-Young(1), A. Kasis(1), C. Magno(1), D. Nielsen(1), E. Mitchell(1), N. Blanch(1) (1) Gold Coast Spine, Gold Coast, QLD, Australia
4:15 pm - 4:19 pm	338  Pedicle based posterior dynamic stabilization system (DSS®) Speaker: R. Bertagnoli Authors: R. Bertagnoli(1) (1) ProSpine, Straubing, Germany
4:20 pm - 4:24 pm	439  Pre-op Templating for TDR Alignment: Is it Clinically Relevant? Speaker: M. Lafleur Authors: P. Rullkoetter(1), C. Cain(2), M. Rao(1) (1) University of Denver, Denver, CO, USA, (2) University of Colorado Hospital, Denver, CO, USA
4:25 pm - 4:29 pm	323  Review of adjacent segment degeneration in patients who have had laminectomy versus laminectomy and fusion Speaker: Y. Lee Authors: Y.-P. Lee(1), P. Farjoodi(1), R.T. Allen(1), S. Garfin(1) (1) UCSD Medical Center, San Diego, CA, USA
4:30 pm - 4:34 pm	311  24 month functional outcomes from a US IDE trial evaluating a lumbar posterior dynamic stabilization (PDS) system with Interpedicular Travel (IPT) Speaker: N. Anand Authors: N. Anand(1), T. Castellvi(2), K. Yonemura(3), S. Kitchel(4), B.C. Cheng(5), B. Robie(6) (1) Cedars Sinai Medical Center, Los Angeles, CA, USA, (2) Florida Orthopaedic Institute, Tampa, FL, USA, (3) Wasatch Neurological Surgery, Bountiful, UT, USA, (4) Orthopedic Spine Associates, Eugene, OR, USA, (5) Drexel University, Neurosurgery, Pittsburgh, PA, USA, (6) Robie Device Group, North Andover, MA, USA
4:35 pm - 4:39 pm	435  Retrospective analysis of L5-S1 axial lumbar interbody fusion (AxiaLIF™), a comparison with and without use of bone morphogenetic protein (rhBMP-2) Speaker: R. Nasca Authors: R. Nasca(1), T. Raley(2), W. Tobler(3), P. Gerszten(4) (1) Trans-(1) , wilmington, NC, USA, (2) Georgetown University Medical Center/ Virginia Hospital Center, Orthopaedics, Arlington, VA, USA, (3) mayfield clinic, neurosurgery, cincinnati, OH, USA, (4) University of Pittsburgh Medical Center, pittsburgh, PA, USA
4:40 pm - 4:44 pm	316  Dynamic Interspinous Spacer Implants vs. Discectomy for Treatment of Lumbar Degenerative Disease: A 18-month Follow-up Study Speaker: C. Kao Authors: C.-H. Kao(1),(2) (1) Department of surgery, Chi Mei Medical Center, Yung Kang City, Taiwan, Republic of China, (2) Center for General Education, Southern Taiwan University of Technology, Tainan, Taiwan, Republic of China
4:45 pm - 4:49 pm	43  Anterior lumbar surgical revisions with anti-adhesion barrier in place Speaker: S. Brau Authors: S.A. Brau(1), R.B. Delamarter(2) (1) Spine Access Surgery Associates, Los Angeles, CA, USA, (2) Cedars Sinai Spine Center of Excellence, Los Angeles, CA, USA
4:49 pm - 5:00 pm	Discussion

4:30 - 6:30 - Surgical Approaches to Cadaver Lab Bio Skills Surgical Training Part 1

5:00 pm - 6:00 pm - World Café

Interspinous Process Devices
Moderators: Matthew Gornet, MD and Anand Agarwal, MD

Degenerative Spondylolisthesis: to Fuse or not to Fuse
Moderators: Jean-Charles LeHuec, MD, PhD and Larry Khoo, MD

Complications Arthroplasty
Moderator: Scott Blumenthal , MD

8:00 pm - Ongoing - Networking Dinners / Dine Around