SAS11 Las Vegas Scientific Program

8:30 am - 10:00 am - Plenary: Degenerative Scoliosis: Where to end a fusion?

Moderators:  Peter McCombe, MD and Jean-Charles LeHuec, MD, PhD

8:30 am - 8:34 am	527  Long Term 2 to 4 year Clinical and Functional Outcomes of Minimally Invasive Surgery (MIS) for Adult Spinal Deformity N. Anand1, S. Kahwaty1, S. Daroudi1, E. Baron1 1Cedars Sinai Medical Center, Spine Center, Los Angeles, CA, USA
8:35 am - 8:39 am	75  Improvement of Posterior Wedge Osteotomy Progr amation Using the 3D EOS Imaging System in Standing Position: Femur Angulation and Knee Flexion Are Important to Analyze. F.B.I. Technique J.-C. Le Huec1, S. Aunoble1, P. Leijssen1, M. Duarte1, J. Rigal1 1Spine Unit Department - Bordeaux University Hospital, Bordeaux, France
8:40 am - 8:44 am	2  SPO on Multi-segment for Correction of Kyphosis in Ankylosing Spondylitis Y. Hai1, H. Zhao1 1Beijing Chaoyang Hospital, Capital Medical University, Orthopedics, Beijing, China
8:45 am - 8:49 am	449  Changes in Thoracic Kyphosis Negatively Impact Sagittal Alignment Following Lumbar Pedicle Subtraction Osteotomy E. Chay1, V.C. Lafage1, E. Klineberg2, F.J. Schwab1, B.A. Akbarnia3, C.P. Ames4, O. Boachie-Adjei5, D.C. Burton6, R.A. Hart7, R. Hostin8, C.I. Shaffrey9, K.B. Wood10, S. Bess11, International Spine Study Group 1NYU Hospital for Joint Diseases, Orthopaedics, New York, NY, USA, 2University of California - Davis, Orthopaedic Surgery, Sacramento, CA, USA, 3San Diego Center for Spinal Disorders, La Jolla, CA, USA, 4University of California - San Francisco Medical Center, Orthopaedic Surgery, San Francisco, CA, USA, 5Hospital for Special Surgery, Orthopaedic Surgery, New York, NY, USA, 6University of Kansas Medical Center, Orthopaedic Surgery, Kansas City, KS, USA, 7Oregon Health and Sciences University, Orthopaedic Surgery, Portland, OR, USA, 8Baylor Scoliosis Center, Orthopaedic Surgery, Plano, TX, USA, 9University of Virginia, Neurological and Orthopaedic Surgery, Charlottesville, VA, USA, 10Massachusetts General Hospital, Orthopaedic Surgery, Boston, MA, USA, 11Rocky Mountain Scoliosis and Spine, Orthopaedic Surgery, Denver, CO, USA
8:50 am - 8:54 am	483  The Incidence of Acute Neurological Complications Following Decancellation Osteotomy for Fixed Sagittal Deformity D.R. Lebl1, R. Chaudhuri1, M. Pumberger1, S. Kotwal1, J. Gogia1, F. Girardi1 1The Hospital for Special Surgery, Spine & Scoliosis Surgery, New York, NY, USA
8:55 am - 8:59 am	465  Risk Factors for Major Peri-operative Complications in Adult Spinal Deformity Surgery: A Multi-center Review of 953 Consecutive Patients V.C. Lafage1, F.J. Schwab1, B.N. Ungar1, R.A. Hart2, G.M. Mundis3, D.C. Burton4, B. Line5, B.A. Akbarnia3, O. Boachie-Adjei6, R. Hostin7, C.I. Shaffrey8, J.S. Smith8, K.B. Wood9, S. Bess5, International Spine Study Group 1NYU Hospital for Joint Diseases, Orthopaedics, New York, NY, USA, 2Oregon Health and Sciences University, Orthopaedic Surgery, Portland, OR, USA, 3 San Diego Center for Spinal Disorders, La Jolla, CA, USA, 4University of Kansas Medical Center, Orthopaedic Surgery, Kansas City, KS, USA, 5Rocky Mountain Scoliosis and Spine, Orthopaedic Surgery, Denver, CO, United States, 6Hospital for Special Surgery, Orthopaedic Surgery, New York, NY, USA, 7Baylor Scoliosis Center, Orthopaedic Surgery, Plano, TX, USA, 8University of Virginia, Neurological and Orthopaedic Surgery, Charlottesville, VA, USA, 9Massachusetts General Hospital, Orthopaedic Surgery, Boston, MA, USA
9:00 am - 9:09 am	Discussion
9:10 am - 9:59 am	Biomechanical consequences of long and short fusion - Virginie Lafage, PhD How to choose levels for fusion in degenerative scoliosis - David Polly, MD Can MIS techniques reduce the number of fusion levels for degenerative scoliosis? - Frank Phillips, MD Panel Discussion

10:00 am - 10:30 am - Break - Exhibit Hall

10:30 am - 12:00 pm - Best MIS Papers/Plenary: MIS Surgical Approaches: Anatomy, Technical Pearls, Pitfalls, and Clinical Applications

Moderators: Luiz Pimenta, MD, PhD and Anthony Yeung, MD
10:30 am - 10:34 am	519  Radiographic Comparison of Lateral Fusion (LLIF) vs. ALIF vs. TLIF vs. Posterior Fusion: Analysis of Segmental Sagittal Contour Change D.W. Polly, Jr.1, J.N. Sembrano1, A.K. Sharma1, R.D. Horazdovsky1, E.R.G. Santos1 1University of Minnesota, Department of Orthopaedic Surgery, Minneapolis, MN, USA
10:35 am - 10:39 am	150  Cadaveric Radiographic Analysis of Indirect Spine Decompression G. Marulanda1, R. Murtaugh2, J. Billys3, A. Castellvi3 1University of South Florida, Orthopaedics and Sports Medicine, Tampa, FL, USA, 2University Diagnostic Institute, Radiology, Tampa, FL, USA, 3Florida Orthopaedic Institute, Tampa, FL, USA
10:40 am - 10:44 am	305  Clinical and Radiographic Outcomes Following MIS TLIF Supplemented with Percutaneous Pedicular Screws (PPS): 24 Months Follow up H. Nicola1, M. Da Silva2, L. Pimenta3 1Hospital San Juan de Dios, Caracas, Venezuela, 2Clinica Sanatrix, Spine Surgery, Caracas, Venezuela, 3Hospital Santa Rita, Sao Paulo, Brazil
10:45 am - 10:49 am	478  Radiographic Assessment of Fusion in Lateral Lumbar Inter-body Fusion Performed as a Stand-alone Procedure S. Kotwal1, M. Pumberger1, D. Lebl1, F. Girardi1, A. Sama1, F. Cammisa1 1Hospital for Special Surgery, New York, NY, USA
10:50 am - 12:00 pm	Definition and Overview of MIS- Paul McAfee, MD Wilse Approach - Abdelfattah Saoud, MD Transforaminal Endoscopic Approach - Anthony Yeung, MD XLIF - Luiz Pimenta, MD, PhD AXIALIF - Phil Yuan, MD PLIF - Jean-Charles LeHuec, MD, PhD Percutaneous Pedicle Screws - Kevin Foley, MD

12:00 pm - 1:30 pm - Industry Workshops

1:30 pm - 3:00 pm - Concurrent Sessions

Breakout 1: Lumbar TDR
Moderators: Jean-Charles LeHuec, MD, PhD and Matthew Scott-Young, MD
1:30 pm - 1:34 pm	276  An Association between the Center of Rotation and Clinical Outcome in Patients Implanted with a Viscoelastic Lumbar Total Disc Replacement B. Rischke1, E.R. Ross2, B. Jollenbeck3, J.A. Hipp4, K.B. Zimmers5 1Spine-Center-Rischke, Center of Orthopaedic and Spine Surgery, Zurich, Switzerland, 2Spire Hospital, Manchester, United Kingdom, 3Otto-Von-Guericke University, Magdeburg, Germany, 4Medical Metrics, Inc., Houston, TX, USA, 5AxioMed Spine Corp., Garfield Heights, OH, USA
1:35 pm - 1:39 pm	532  Three Level Lumbar Disc Replacement – A 2 Year Follow up H.S. Bhatti1, J.C. Sutcliffe1, A. Dadds1, P. Ankers1 1London Spine Clinic, London, United Kingdom
1:40 pm -1:44 pm	147 The Effect of Discography on the Surgical Decision in Patients with Chronic Low Back Pain S. Berg1, M. Fällman2, A. Josefsson2, B. Isberg3 1Stockholm Spine Center, Löwenströmska Hospital, Stockholm, Sweden, 2Karolinska Institutet, Stockholm, Sweden, 3Medicinsk Röntgen, Odenplan, Stockholm, Sweden
1:45 pm - 1:49 pm	84  Health-related Quality of Life: How Does Symptomatic Disc Degeneration and its Treatment with Total Disc Replacement Compare to Other Medical Conditions? D.D. Ohnmeiss1, I. Thongtrangan1,  A. Atanasov1, J.E. Zigler2, R.D. Guyer2 1Texas Back Institute Research Foundation, Plano, TX, USA, 2Texas Back Institute, Plano, TX, USA
1:50 pm - 1:54 pm	187 Prospective Randomized Multi-center Trial Comparing 3 Lumbar Disc Prosthesis R. Garcia1, J.Y. Yue2 1Orthopedic Care Center, Aventura, FL, USA, 2Yale University School of Medicine, New Haven, CT, USA
1:55 pm - 1:59 pm	152  Outcome Associated with Closure of Anular Defects Following Lumbar Discectomy A. Araghi1, S.L. Blumenthal2, R.D. Guyer2, S.H. Hochschuler2, D.D. Ohnmeiss3, J. Shellock2, J. Messer4 1Texas Back Institute, Phoenix, AZ, USA, 2Texas Back Institute, Plano, TX, USA, 3Texas Back Institute Research Foundation, Plano, TX, USA, 4Anulex, Minneapolis, MN, USA
2:00 pm - 2:04 pm	477  Radiographic Evaluation of a Novel Interspinous/Interlaminar Fusion Implant Coflex-F™ System to Augment Lumbar Interbody Fusion J.D. Auerbach1, H. Afshar2, M. Eif3, H. Schenke3 1Bronx-Lebanon Hospital Center, New York, NY, USA, 2Klinikum Leer, Leer, Germany, 3Klinikum Goerlitz, Gorlitz, Germany,
2:05 pm - 2:09 pm	401  Lumbar Interbody Fusion with Osteosponge® Demineralized Allograft in a Peek Cage as Compared to Fusion with Rhbmp-2: Long-Term Post Operative Assessment K. Huntsman1, S. Scott2, M. Berdugo1, G. Juda3, S. Roper1 1Salt Lake Orthopaedic Clinic, Spine Surgery, Salt Lake City, UT, USA, 2Intermountain Healthcare, Orthopaedics, Salt Lake City, UT, USA, 3Bacterin International, Belgrade, MT, USA
2:10 pm - 2:14 pm	64 Physical Capability Outcomes after Total Disc Replacement with ProDisc-L™: A Pilot Study H.G. Sullivan1, H.L. Born2, V.L. McHugh2, R.L. Bobenmoyer3, M.M. Cerniglia1, N.R. Ladwig2, M.A. Mathiason2 1Gundersen Lutheran Health Sysem, Neurosurgery, La Crosse, WI, USA, 2Gundersen Lutheran Medical Foundation, Medical Research, La Crosse, WI, USA, 3Gundersen Lutheran Health Sysem, Industrial Rehabilitation, La Crosse, WI, USA
2:15 pm - 2:59 pm	Discussion

Breakout 2: MIS II
Moderators: Frank Phillips, MD and Roberto Diaz, MD
1:30 pm - 1:34 pm	189  Extreme Lateral Interbody Fusion (XLIF) in the Morbidly Obese J.A. Lehmen1, W.B. Rodgers1, E.J. Gerber1, J.A. Rodgers2 1Spine Midwest, Inc., Jefferson City, MO, USA, 2Spine Midwest, Inc., Research, Jefferson City, MO, USA
1:35 pm - 1:39 pm	533  The Transforaminal Endoscopic Approach Is Effective for the Treatment of the Most Common Causes of Failed Back Surgery Syndrome (FBSS) A.T. Yeung1, Y. Zheng1, C.A. Yeung1, J. Field1, C. Meredith1, San Diego Spine Study Group 1Desert Institute for Spine Care, Phoenix, AZ, USA
1:40 pm -1:44 pm	476 Complications in a Mini-open, 90° Lateral, Retroperitoneal, Transpsoas Approach for Discectomy and Fusion in the Lumbar Spine: Two-year Results W.D. Smith1, G. Christian2, S. Serrano2, K.T. Malone2 1University Medical Center, Neurosurgery, Las Vegas, NV, USA, 2NNI Research Foundation, Research, Las Vegas, NV, USA
1:45 pm - 1:49 pm	248 Is the Less Invasive Far Lateral Approach a Safe Way to Reconstruct the Anterior Spinal Column in Advanced Adult Deformity Surgery? A Minimum 2-year Follow-up Study G. Mundis1, B. Akbarnia1, R. Bagheri1, P. Salari1, N. Kabirian1 1San Diego Center for Spinal Disorders, La Jolla, CA, USA
1:50 pm - 1:54 pm	194  Controlled Motion with the XL-TDR Lateral-approach Lumbar Total Disc Replacement: In vitro Kinematic Investigation L.M. Pimenta1,2, A.W. Turner3, G.B. Cornwall3, L. Eisermann3, A. Cappuccino4 1Instituto de Patologia de Coluna, São Paulo, Brazil, 2University of California, San Diego, CA, USA, 3NuVasive, Inc., San Diego, CA, USA, 4Buffalo Spine Surgery, Lockport, NY, USA
1:55 pm - 1:59 pm	4  Effect Modifiers of Outcome of Surgery in Patients with Herniated Disc Related Sciatica? A Subgroup Analysis of a Randomised Clinical Trial M.P. Arts1, R. Brand2, B.W. Koes3, W.C. Peul4, Spine Intervention Prognostic Study (SIPS) Group - Leiden The Hague 1Medical Center Haaglanden, Neurosurgery, The Hague, Netherlands, 2Leiden University Medical Center, Medical Statistics & BioInformatics, Leiden, Netherlands, 3Erasmus Medical Center, General Practice, Rotterdam, Netherlands, 4Leiden University Medical Center, Neurosurgery, Leiden, Netherlands
2:00 pm - 2:04 pm	315  Retrospective Evaluation of Minimally Invasive Surgical (MIS) Method for Sacroiliac Joint Arthrodesis M.A. Reiley1, F.H. Geisler2, L.M. Rudolf3, A. Graham-Smith4, J. Halki5, D.W. Polly6, N. Shamie7, C. Reckling8, J.A. Glaser9, M.J. Barnum10, W.D. Smith11 1SI-BONE, Inc., San Jose, CA, USA, 2Swedish Hospital, Chicago, IL, USA, 3Alice Peck Day Hospital, Lebanon, NH, USA, 4Baptist Health of NE Florida, Jacksonville, FL, USA, 5Northern Nevada Medical Center, Reno, NV, USA, 6University of Minnesota, Minneapolis, MN, USA, 7UCLA, Los Angeles, CA, USA, 8McKee Medical Center, Ft. Collins, CO, USA, 9MUSC, Charleston, SC, USA, 10Northwestern Medical Center, St. Alban's, VT, USA, 11Western Regional Center for Brain and Spine Surgery, Las Vegas, NV, USA
2:05 pm - 2:09 pm	80 Indirect Decompressiom of Lumbar Spinal Stenosis with Transpsoas Anterior Lateral Interbody PEEK Cages and Percutaneous Posterior Spine Instrumentation A.E. Castellvi1, R. Murtagh2 1Florida Orthopaedic Institute, Orthopaecic Spine Surgery, Tampa, FL, USA, 2University Diagnostic Institute, Tampa, FL, USA
2:10 pm - 2:14 pm	302  Comparison of Two Minimally Invasive Techniques: MIS TLIF vs XLIF in the Treatment of Degenerative Disc Disease in Single-level Lumbar Fusion at L4-L5 H. Nicola1, M. Da Silva2, L. Pimenta3 1Hospital San Juan de Dios, Caracas, Venezuela, 2Clinica Sanatrix, Spine Surgery, Caracas, Venezuela, 3Hospital Santa Rita, Sao Paulo, Brazil
2:15 pm - 2:59 pm	Discussion

Breakout 3: Lumbar Complications
Moderators: Richard Guyer, MD
1:30 pm - 1:34 pm	196 Sexual Function and Dysfunction in Patients Undergoing Lumbar Disc Replacement R. Garcia1, M. Taylor1 1Orthopedic Care Center, Aventura, FL, USA
1:35 pm - 1:39 pm	47  Vertebral Body Splitting Fractures Following ProDisc-L™ Implantation H.G. Sullivan1, R. Bertagnoli2, N.R. Ladwig3, M.A. Nigogsyan4, H.L. Born3, H. Habbicht5, M.A. Mathiason3, V.L. McHugh3 1Gundersen Lutheran Health Sysem, Neurosurgery, La Crosse, WI, USA, 2ProSpine, Straubing, Germany, 3Gundersen Lutheran Medical Foundation, Medical Research, La Crosse, WI, USA, 4Gundersen Lutheran Health System, Radiology, La Crosse, WI, USA, 5ProSpineSpine, Bogen, Germany
1:40 pm -1:44 pm	22  Interdisciplinary Clinical Algorithm for Treatment of Infectious Spondylitis – A Retrospective Evaluation of 90 Patients R. Pflugmacher1, J. Müller-Broich1, D.C. Wirtz1, 1Universitätsklinikum Bonn, Klinik und Poliklinik für Orthopädie und Unfallchirurgie, Bonn, Germany
1:45 pm - 1:49 pm	307  Can Axialif Be Believed as a Safe Procedure to the Rectum? M.P. Matzner1, A. Stift2, P. Krepler1, S. Winkler3, J.G. Grohs1 1Medical University Vienna, Orthopaedics, Vienna, Austria, 2Medical University Vienna, Surgery, Vienna, Austria, 3Medical University Vienna, Internal Medicine, Subdivison Infections, Vienna, Austria
1:50 pm - 1:54 pm	132 Analysis of Complications with XSTOP A.P. Iezza1,2, T. McCarthy1, C. Vaughn1, K. Hsu1, D. Khondrashov1, E. Nosova1,3, J. Zucherman1 1St. Marys Spine Center, San Francisco, CA, USA, 2Redwood Orthopaedic Surgery Associates, Santa Rosa, CA, USA, 3UCSF, San Francisco, CA, USA
1:55 pm - 1:59 pm	493  Correlation of Thrombophilia and Hypofibrinolysis with Pulmonary Embolism Following Spinal Surgery S. Kotwal1, M. Pumberger1, D. Lebl1, F. Girardi1, Z. Kai1, E. Salvati1, N. Taveras1, M. James1, F. Cammisa1 1Hospital for Special Surgery, New York, NY, USA
2:00 pm - 2:04 pm	580  The presence of furcal nerves in the foramen affects the incidence of post-operative dysesthesia, an unavoidable risk of all transforaminal surgical approaches A.T. Yeung1, Y. Zheng1, C.A. Yeung1, J. Field1 1Desert Institute for Spine Care, Phoenix, AZ, USA
2:05 pm - 2:09 pm	135  The Efficacy of DuraSeal Xact Sealant System for the Treatment of Introperative Dural Tears J. Buric1 1CDC Villanova, Functional Unit for Spinal Surgery, Florence, Italy
2:10 pm - 2:14 pm	278  Prospective, Randomized Study of Surgical Site Infections with the Use of Peri-operative Antibiotics for 24 Hours versus the Duration of a Drain after Spinal Surgery P.A. Ricart-Hoffiz1, R. Takemoto1, J. Park1, T. Andres1, J. Bendo1, J. Goldstein1, F. Schwab1, J. Spivak1, Y. Kim1, T. Errico1, B. Lonner1 1NYU Hospital for Joint Diseases, Orthopaedic Surgery, New York, NY, USA
2:15 pm - 2:59 pm	Discussion

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

3:30 pm - 5:00 pm - Concurrent Sessions

Breakout 1: Multi-Level Cervical
Moderators: Paul McAfee, MD and Chun-Kun Park, MD, PhD
3:30 pm - 3:34 pm	584 Multi‑center, prospective, randomized, controlled Investigational Device Exemption study comparing 2-Level Mobi‑C® Cervical Artificial Disc to anterior discectomy and fusion in the treatment of symptomatic degenerative disc disease in the cervical spine R. Davis1, H.W. Bae2, S. Gaede3, C. Gordon4, M. Hisey5, G. Hoffman6, K. Kim7, P. Nunley8 1Baltimore Neurosurgical Associates, Baltimore, MD, USA, 2The Spine Institute, Santa Monica, CA, USA, 3Oklahoma Spine & Brain Institute, Tulsa, OK, USA, 4Texas Spine & Joint Hospital, Tyler, TX, USA, 5Texas Back Institute Research Foundation, Plano, TX, USA, 6Orthopaedics NorthEast, Fort Wayne, IN, USA, 7UC Davis Medical Center, Sacramento, CA, USA, 8Spine Institute of Louisiana, Shreveport, LA, USA
3:35 pm - 3:39 pm	436  Mobi-C Cervical Disc Replacement for the Treatment of One and Two Level Cervical Degenerative Disc Disease: One Site Analysis Participating in the US FDA Trial H. Bae1, M.A. Kropf1, L.E.A. Kanim1, J. Kim1, R.B. Delamarter1 1The Spine Institute, Spine Research Foundation, Santa Monica, CA, USA
3:40 pm - 3:44 pm	157  Combined Use of Cervical Arthroplasty and Artrodesis: Our Results in 30 Cases A.P. Fabrizi1, R. Maina1, L. Schiabello1 1Villa Maria Pia Hospital, Torino, Italy
3:45 pm - 3:49 pm	421 Clinical and Radiographic Outcomes on a Series of 249 Patients Treated with Single and Multilevel Baguera C Cervical Disc Replacement at 2-year Follow up G. Maestretti1, P. Tropiano2, P. Fransen3, D. Noriega4, R. Srour5, P. Otten6, P. Vally7, J.-P. Lejeune8, A. Chatzisotiriou9, P. Alcaraz10 1Hopital Cantonal de Frifourg, Orthopedie, Fribourg, Switzerland, 2CHU Hopital Nord, Marseille, France, 3Clinique du Parc Leopold, Bruxelles, Belgium, 4Hospital Clinico Universitario de Valladolid, Valladolid, Spain, 5Hopital Pasteur, Colmar, France, 6Hopital Cantonal de Frifourg, Fribourg, Switzerland, 7Clinique Saint Paul, Fort de France, France, 8Clinique Saint Joseph, Liege, Belgium, 9AHEPA University Hospital, Thessaloniki, Greece, 10Hospital General de Mallorca, Palma de Mallorca, Spain
3:50 pm - 3:54 pm	9  Modification of the Prestige ST Cervical Artificial Disc to Allow Multi-level Implantation K.A. Pettine1 1The Spine Institute, Loveland, CO, USA
3:55 pm - 3:59 pm	500  Cervical Discoplasty Combined with Cervical Artificial Disc Replacement/Cervical Fusion for Motion/Disc Preservation at Adjacent Levels in the Treatment of Degenerative Disc Disease P. Pillay1, S. Vivek2 1Neuro Spine and Pain Center Singapore, Singapore, Singapore, 2University of Chicago, Radiology, Chicago, IL, USA
4:00 pm - 4:04 pm	227  Factors Affecting the Choice of Anterior Procedure (TDR versus ACDF) for Cervical Radiculopathy: Analysis of 3-7 Years Follow-up from 4 Randomized Controlled Trials P.D. Nunley1, A. Jawahar2, D. Coric3, C. Gordon4, E.J. Kerr1, D.A. Cavanaugh2, G. Danielson4, M.O. Boltes3, M. Mantle4 1Spine Institute of Louisiana, Orhtopedic Surgery, Shreveport, LA, USA, 2Spine Institute of Louisiana, Neurological Surgery, Shreveport, LA, USA, 3Carolina Neurosurgery and Spine Associates, Neurological Surgery, Charlotte, NC, USA, 4Texas Spine and Joint Hospital, Neurological Surgery, Tyler, TX, USA
4:05 pm - 4:09 pm	171  3D Assessment of the Intervertebral Kinematics after Total Disc Replacement at the Cervical Spine in vivo Using the EOS Stereoradiography System M.-A. Rousseau1,2, S. Laporte2, T. Dufour3, J.-Y. Lazennec1, W. Skalli2 1Assistance Publique - Hopitaux de Paris (APHP), Pitié Salpétrière Hospital. Orthopedic Surgery, Paris, France, 2Arts et Metiers ParisTech, Biomechanics Lab, Paris, France, 3CHR La Source, Neurosurgery, Orleans, France
4:10 pm - 4:14 pm	429  The Benefits of Cervical Total Disc Replacement to the Elderly Population after 7 Years Follow up L. Pimenta1,2, L. Oliveira1, L. Marchi1, E. Coutinho1 1Instituto de Patologia de Coluna, São Paulo, Brazil, 2University of California - San Diego, San Diego, CA, USA
4:15 pm - 4:59 pm	Discussion

Breakout 2: MIS III
Moderators: Choll Kim, MD, PhD and Hazem Nicola, MD
3:30 pm - 3:34 pm	251  A Comparative Outcome Evaluation of Lumbar Transforaminal Endoscopic Discectomy versus Micro-lumbar Discectomy for Lumbar Disc Herniation A.T. Yeung1, Y. Zheng1, C.A. Yeung1, J. Field1, C. Meredith1, San Diego Spine Study Group 1Desert Institute for Spine Care, Phoenix, AZ, USA
3:35 pm - 3:39 pm	304  Retrospective Clinical Evaluation of Interlaminar Lumbar Instrumented Fusion J.S. Field1 1Desert Institute of Spine Care, Phoenix, AZ, USA
3:40 pm - 3:44 pm	314  Clinical and Functional Results of the Treatment of Degenerative and Extruded Lumbar Disc through a Minimally Invasive Lateral Approach. Is Minimally Invasive Posterior Tubular H. Nicola1, M. Da Silva2, D. Onay2, L. Pimenta3 1Hospital San Juan de Dios, Caracas, Venezuela, 2Clinica Sanatrix, Spine Surgery, Caracas, Venezuela, 3Hospital Santa Rita, Sao Paulo, Brazil
3:45 pm - 3:49 pm	522  Multicenter Minimally Invasive AxiaLIF L5-S1 Interbody Fusion for Anterior Column Support at the End of a Long Segment Construct: Feasibility, Safety, Complications, Early and Late 3 Year Outcomes N. Anand1, S. Kahwaty1, S. Daroudi1, A. King2, E. Baron1, O. Boachie-Adjei2 1Cedars Sinai Medical Center, Spine Center, Los Angeles, CA, USA, 2Hospital for Special Surgery, Scolosis and Spinal Deformity, New York, NY, USA
3:50 pm - 3:54 pm	178  Minimally Invasive Posterior Cervical Discectomy, Preliminary Results and Complications G. Regev1, K. Salame1, Z. Lidar1 1Tel-Aviv Sourasky Medical Center, Tel Aviv, Israel
3:55 pm - 3:59 pm	396  Evaluation of Endoscopic Laminoforaminoplasty for Treatment of Painful Foraminal and Centeral Cervical Stenosis T. Mork1, S. Haufe1 1Microspine, DeFuniak Springs, FL, USA
4:00 pm - 4:04 pm	572  Evaluation of fusion techniques for the L5-S1 interbody space, clinical strengths and disadvantages of different minimally invasive approaches Z.A. Smith1, L.T. Khoo1 1Good Samaritan Hospital, Neurosurgery, Los Angeles, CA, USA
4:05 pm - 4:09 pm	188  Minimally Invasive Treatment of Adjacent Segment Degeneration via XLIF J.A. Lehmen1, W.B. Rodgers1, E.J. Gerber1, J.A. Rodgers2 1Spine Midwest, Inc., Jefferson City, MO, USA, 2Spine Midwest, Inc., Research, Jefferson City, MO, USA
4:10 pm - 4:14 pm	36  Outpatient Endoscopic Minimally Invasive Spine Surgery: Two-year Follow-up J. Polikandriotis1 1Laser Spine Institute, Tampa, FL, USA
4:15 pm - 4:59 pm	Discussion

Breakout 1: Oral Posters - Cervical Spine
Moderators: Avinash Patwardhan, PhD and Paul Slosar, MD
3:30pm - 3:34pm	342  Intermediate Clinical Outcome of Bryan Artificial Cervical Disc Replacement in the Treatment of Cervical Spondylosis and its Effect on Adjacent Segment Discs C. Ding1, H. Liu1, T. Hu1, R. Shi1 1West China Hospital, Sichuan University, Department of Orthopedic Surgery, Chengdu, China
3:35pm - 3:39pm	525  Clinical and Radiological Outcomes 2 Years after Total Cervical Disc Replacement with the Discocerv® Cervical Prosthesis A.S. Ramadan1 1Nilein University, Neurosurgery, Geneva, Switzerland
3:40pm - 3:44pm	404  Long-term Clinical Experience with SECURE®-C Cervical Disc Arthroplasty J.M. Marzluff1, J. Highsmith1, K. Baker2, J. Myer2 1Trident Regional Medical Center, Charleston, SC, United States, 2Globus Medical, Inc., Audubon, PA, United States
3:45pm - 3:49pm	185  A Novel Shear Expulsion Protocol for Evaluating the Holding Strength of Cervical Disc Arthroplasty Devices D.J. DiAngelo1, B. Dhillon1, M. Ammerman2, M. Campos2, B.P. Kelly1 1The University of Tennessee Health Science Center, Department of Biomedical Engineering and Imaging, Memphis, TN, United States, 2The University of Tennessee Health Science Center, Department of Neurosurgery, Memphis, TN, United States
3:50pm - 3:54pm	506  Preoperative Paravertebral Ossification - Critics on the Evaluation of Heterotopic Ossification after Cervical Artificial Disc Replacement W. Tian1, X. Han1 1Beijing Ji-Shui-Tan Hospital, 4th Clinical Medical College of Peking University, Spine, Beijing, China
3:55pm - 3:59pm	371  Predisposing Factors of Heterotopic Ossification after Cervical Artificial Disc Replacement - Over Three Years Follow-up Cohort Study W. Tian1, X. Han1 1Beijing Ji Shui Tan Hospital, Beijing, China
4:00pm - 4:04pm	469  Clinical Significance of Hypermobility in Cervical Artificial Disc Replacements K.A. Pettine1 1The Spine Institute, Loveland, CO, United States
4:05pm - 4:09pm	496  Reversal of Anterior Cervical Discectomy and Fusion with a Cervical Artificial Disc Replacement - Regain Motion after Nine Years Fusion W. Tian1, X. Han1 1Beijing Ji-Shui-Tan Hospital, 4th Clinical Medical College of Peking University, Spine, Beijing, China
4:10pm - 4:14pm	208  Superiority of Porous Coated Motion (PCM) Cervical Arthroplasty Compared to ACDF in a Prospective Randomized Clinical Trial P.C. McAfee1, A. Cappuccino2, B.W. Cunningham3, J.G. Devine4, F.M. Phillips5, J.J. Regan6, C. Reah7, L. Eisermann8 1St. Joseph Medical Center, Scoliosis and Spine Center, Towson, MD, United States, 2Lockport Hospital, Orthopaedic Surgery, Buffalo, NY, United States, 3St. Joseph Medical Center, Orthopaedic Spinal Research Laboratory, Towson, MD, United States, 4Madigan Army Base Seattle, Orthopaedic Surgery, Seattle, WA, United States, 5Rush Presbyterian Hospital, Orthopaedic Surgery, Chicago, IL, United States, 6Cedars Sinai Hospital, Orthopaedic Surgery, Los Angeles, CA, United States, 7NuVasive, Inc., San Diego, CA, United States, 8Eisertech, LLC, San Diego, CA, United States
4:15pm - 4:19pm	373  Screw Implantation Technique Alters the Stability of Cervical Spine Following Anterior Plate Fixation: A Comparative Finite Element Study V. Palepu1, M. Kodigudla1, A. Kiapour1, V. Goel1, A. Goel2 1University of Toledo, Bioengineering, Toledo, OH, United States, 2K.E.M.Hospital and Seth G.S. Medical College, Neurosurgery, Mumbai, India
4:20pm - 4:24pm	101  Anterior Cervical Fusion after Closed Reduction for Treatment of One-level Subaxial Cervical Spine Injuries: Comparison of Autologous Bone Graft versus Synthetic Cages Filled with Demineralized Bone Matrix J.-K. Lee1, H. Hur1, J.-W. Jang1, S.-H. Kim1 1Chonnam National University Hospital & Medical School, Neurosurgery, Gwang-ju, Korea, Republic of
4:25pm - 4:29pm	430  Comparative Electrogoniometric Study of the Global Cervical Range of Motion and Velocity, after Cervical Disc Herniation, Anterior Cervical Discectomy and Fusion or Disc Arthroplasty A. Lubansu1,2, P. Salvia2, O. De Witte1, M. Rooze2 1Erasme Hospital, University of Brussel, Neurosurgery, Brussel, Belgium, 2University of Brussel, Laboratory of Anatomy, Biomechanics and Organogenesis, Faculty of Medecine, Brussel, Belgium
4:30pm - 4:34pm	341  The Influence of Open-door Laminoplasty with Preservation of the Unilateral Musculo-ligament Complex to the Volume of Cervical Paraspinal Muscles on the Early Post-operative Stage Y. Sun1, S. Qiu1, F. Zhang1, S. Pan1, M. Yu1 1Peking University Third Hospital, Orthopaedic Surgery, Beijing, China
4:35pm - 4:39pm	577 The importance to preserve a posterior tension band in cervical stenosis decompression. A study with 24 months follow up C.F. Arias Pesantez1, C.R. Arias Solano2 1Del Rio University Hospital, Minimally Invasive Spinal Surgery, Cuenca, Ecuador, 2Del Rio University Hospital, Cuenca, Ecuador
4:40pm - 4:59pm	Discussion

Oral Posters: Lumbar Spine
Moderator: Scott Hodges, DO and Robert Havey, BS
3:30 pm - 3:34 pm	565 The Accuracy of Midline Placement of Total Disc Arthroplasty of the Lumbar Spine Using Different Anatomic Landmarks Under Fluoroscopy M. Mikhael1, W. Cheng2 1Loma Linda University Medical Center, Orthopaedic Surgery, Loma Linda, CA, USA, (2)Loma Linda University Medical Center, Loma Linda, CA, USA
3:35 pm - 3:39 pm	154 Investigating the Potential Effect of “Euphoric Bias” for the New Technology on Results of Randomized Lumbar Total Disc Replacement Trials S.L. Blumenthal1, R.D. Guyer1, D.D. Ohnmeiss2 1Texas Back Institute, Plano, TX, USA, 2Texas Back Institute Research Foundation, Plano, TX, USA,
3:40 pm - 3:44 pm	377  Biomechanical Effects of Sequential Facet Resection on Lumbar Spine Mechanics D.J. Diangelo1, K. Sedacki1, M. Campos2, B.P. Kelly1, R. Cardenas2 1The University of Tennessee Health Science Center, Department of Biomedical Engineering and Imaging, Memphis, TN, USA, 2The University of Tennessee Health Science Center, Department of Neurosurgery, Memphis, TN, USA
3:45 pm - 3:49 pm	388  Effect of Sequential Facetectomies on Lumbar Spinal Stability under Sagittal Plane Loading Mechanics in a Cadaveric Model D.J. Diangelo1, K. Sedacki1, M. Campos2, B.P. Kelly1, R. Cardenas2 1The University of Tennessee Health Science Center, Department of Biomedical Engineering and Imaging, Memphis, TN, USA, 2The University of Tennessee Health Science Center, Department of Neurosurgery, Memphis, TN, USA
3:50 pm - 3:54 pm	466  Intra and Intra-intersegmental Repair for Spondylolysis and Spondylolisthesis P.S. Lin1, K.J. Zook1 1SUN Orthopedic Group, Lewisburg, PA, United States
3:55 pm - 3:59 pm	434  Extraforaminal Lumbar Interbody Fusion-ELIF: Anatomic Basis and Technique K.J. Lawson1, D. RecCoules-Arche2, P. Fayada3, L. Vinikoff4 1Soo Surgical Specialties, Orthopedic Surgery, Sault Ste. Marie, MI, United States, 2Groupe Hospitalier du Havre, Dept of Neurosurgery, Le Havre, France, 3Clinique Ambroise Pare, Surgery, Paris, France, 4Clinique Velpeau, Surgery, Tours, France
4:00 pm - 4:04 pm	504  Complications of Stand-alone Lateral Lumbar Interbody Fusion and Predictors of Outcome M. Pumberger1, S. Kotwal1, A.P. Hughes1, C. Abjornson1, D.R. Lebl1, G.A. Fantini1, A.A. Sama1, F.P. Cammisa1, F.P. Girardi1 1The Hospital for Special Surgery, Spine & Scoliosis Surgery, New York, NY, United States
4:05 pm - 4:09 pm	573  Evaluation of the L5-S1 interbody space with trans-sacral L5-S1 fusion (AxiaLif) Z.A. Smith1, L.T. Khoo1 1Good Samaritan Hospital, Neurosurgery, Los Angeles, CA, United States
4:10 pm - 4:14 pm	460 - A Study of the Effects of Screw Position on Load Transfer in and around a Lumbar Pedicle Screw Using Non-idealized FEA A.G.U. Sawa1, S. Baek1, N.R. Crawford1 1Barrow Neurological Institute, Spinal Biomechanics, Phoenix, AZ, USA
4:15 pm - 4:19 pm	195 Multi-planar MIS lateral Lumbar Fusion Construct Stability Using a Combination of Lateral and Spinous Process Plating: Equivalence to Bilateral Pedicle Screw Fixation? G. Fogel1, H. Duong2, A. Cappuccino3, A. Turner4, G.B. Cornwall4 1Orthopedic Spine Institute, San Antonio, TX, USA, 2University of California Davis, Department of Neurosurgery, Davis, CA, USA, 3Buffalo Spine Surgery, Buffalo, NY, USA, 4NuVasive, Inc., San Diego, CA, USA
4:20 pm - 4:24 pm	300 Analysis of Biomechanical Stability and Cage Motion in a Lumbar Spine Instrumented at Two Levels with Lateral Inter-body Cages with Lateral Plate Fusion Construct A. Nayak2, R.B. Burris3, J. Billys3, A.E. Castellvi4 1Foundation for Orthopaedic Research and Education, Tampa, FL, USA, 2University of South Florida, Tampa, FL, USA, , 3Florida Orthopaedic Institute, Tampa, FL, USA, 4Florida Orthopaedic Institute, Center for Spinal Disorders, Tampa, FL, USA
4:25 pm - 4:29 pm	457  Hydrogel Barrier - An Alternative to PTFE in Preventing Adhesion Formation during Anterior Spine Surgery in a Sheep Lumbar Fusion Mo J. Yue(1), B. Sumpio(1), A.S. Turner(2) 1Yale University School of Medicine, New Haven, CT, United States, 2Colorado State University, Fort Collins, CO, United States
4:30 pm - 4:34 pm	176 Predicting anterior Column Load Transfer at Multiple Levels in the Thoracic Spine Using Surface Strains and Neural Networks Analysis A.G.U. Sawa1, P.M. Reyes1, F. Dominguez1, N.R. Crawford1 1Barrow Neurological Institute, Spinal Biomechanics, Phoenix, AZ, USA
4:35 pm - 4:39 pm	379  Orientation of Pedicle Screw Bending Moments with Long Posterior Fixation Constructs A.L. Freeman1, L.A. Ferrara2, G.D. Fleischer3 1Excelen, Minneapolis, MN, United States, 2OrthoKinetic Technologies, LLC, Southport, NC, United States, 3Southern New Hampshire Medical Center, Nashua, NH, United States
4:40 pm - 4:44 pm	65  Effect of New Dynamic Stabilization System on the Segmental Motion and Intradiscal Pressure P. Guérin1,2, O. Gille1, P. Sylvain2, S. Campana2, J.-M. Vital3, W. Skalli2 1Spinal Unit Department - Bordeaux University Hospital, Orthopaedic Surgery, Bordeaux, France, 21LBM, CNRS, Arts et Metiers ParisTech, Paris, France, 3Spinal Unit, University Hospital of Bordeaux, Orthopaedic Surgery, Bordeaux, France
4:45 pm - 4:59 pm	Discussion

Oral Posters: MIS, Navigation, Deformity
Moderators:  Paul Anderson, MD and Neil Crawford, PhD
3:30 pm - 3:34 pm	277  Changes in Neuroforaminal Dimensions with 2 Level Axial Lumbar Interbody Fusion at L4-S1 with Graduated Distraction through the Implant S.V. Marawar1, N.R. Ordway1, J.W. Jung1, M.H. Sun1 1SUNY Upstate Medical University, Syracuse, NY, United States
3:35 pm - 3:39 pm	293  Clinical Evaluation of Open and MAS® TLIF for the Treatment of Symptomatic Lumbar Degenerative Conditions F.L. Feng1 1Sequoia Orthopaedic and Spine Institute, Visalia, CA, USA
3:40 pm - 3:44 pm	375 Reduction in Radiation (Fluoroscopy) while Maintaining Safe Placement of Pedicle Screws during Lumbar Spine Fusion A.F. Samdani1, R.R. Betz1, C.D. Chaput2, K. George3, J. Gaughan4, 1., Philadelphia, PA, USA, 2Temple Clinic, Temple, TX, USA, 3SpineGuard, Inc., San Francisco, CA, USA, 4Temple University School of Medicine, Philadelphia, PA, USA
3:45 pm - 3:49 pm	480  Minimally Invasive Treatment of Adult Scoliosis with XLIF: Radiographic Outcomes and Predictors from a Prospective Multicenter Study F. Phillips1, S. Khan1, SOLAS Degenerative Study Group 1Midwest Orthopaedics at Rush, Chicago, IL, United States
3:50 pm - 3:54 pm	112  Percutaneous Pedicle Screw and Rod Fixation with Minimally Invasive Lumbar Interbody Fusion in Recurrent Lumbar Disc Herniation - Long Term Follow up of a Consecutive Series of 14 Patients M. Leimert1, R. Bostelmann2 1University of Dresden, Dresden, Germany, 2University of Düsseldorf, Düsseldorf, Germany
3:55 pm - 3:59 pm	266  MI-TLIF(Minimally Invasive TLIF) Combined with MED System in the Treatment of Multi-level Lumbar Spinal Stenosis and Instability W. Han1,2, J. Rui1, Z. Qiheng2, W. Yang2, L. Wenxuan2 1Institute of Orthopaedics, China-Japan Hospital, Jilin University, Orthopaedics, Changchun, China, 2China-Japan Hospital, Jilin University, Orthopaedics, Changchun, China
4:00 pm - 4:04 pm	190  Outcomes of MIS Spinal Fusion: 12 and 24 Months J.A. Lehmen1, W.B. Rodgers1, E.J. Gerber1, J.A. Rodgers2 1Spine Midwest, Inc., Jefferson City, MO, USA, 2Spine Midwest, Inc., Research, Jefferson City, MO, USA
4:05 pm - 4:09 pm	129  Posterior MIS Treatment of Thoraco-lumbar Spinal Neoplasms B.M. Frankel1, S. Morgan1 1Medical University of South Carolina, Neurosciences, Charleston, SC, United States
4:10 pm - 4:14 pm	481  Perioperative Outcomes and Complications Following XLIF for the Treatment of Adult Scoliosis: Results of a Prospective, Non-randomized, Multi-center Evaluation R.E. Isaacs1, J. Hyde2, J.A. Goodrich3, W.B. Rodgers4, F.M. Phillips5, SOLAS Degenerative Study Group 1Duke University Medical Center, Division of Neurosurgery, Durham, NC, United States, 2South Florida Spine Institute, Miami Beach, FL, United States, 3Augusta Orthopaedic Clinic, Augusta, GA, United States, 4Spine Midwest, Inc., Jefferson City, MO, United States, 5Rush University Medical Center, Chicago, IL, United States
4:15 pm - 4:19 pm	145  The Effectiveness of Universal Clamps in Controlling Coronal and Sagittal Profile in Surgical Correction of Neurological Scoliosis G. La Rosa1, G. Giglio1, L. Oggiano1 1Research Institute Paediatric Hospital Bambino Gesù Palidoro (Rome), Paediatric Surgery Department, Orthopaedic Unit, Fiumicino (Rome), Italy
4:20 pm - 4:24 pm	274  Do Intra-operative Antifibrinolytics Reduce Blood Loss in Adolescent Idiopathic Scoliosis? A Prospective Randomized Comparison C. Hoelscher1, K. Verma1, T. Errico1, N. Bharucha1, C. Diefenbach1, L. Dean1, J. Dryer1, T. Huncke2, K. Boenigk3, B. Lonner1 1NYU Hospital for Joint Diseases, Orthopaedic Surgery, New York, NY, USA, 2NYU Medical Center, Anesthesiology, New York, NY, USA, 3NYU Hospital for Joint Diseases, Anesthesiology, New York, NY, USA
4:25 pm - 4:29 pm	462  Impact of Upper Fusion Level on Outcome in the Setting of Adult Spinal Deformity: Effectiveness of the Clinical Impact Classification in Guiding Treatment V.C. Lafage F.J. Schwab1, B.N. Ungar1, J.-P. Farcy2, S. Glassman3, K. Bridwell4 1NYU Hospital for Joint Diseases, Orthopaedics, New York, NY, USA, 2Maimonides Medical Center, Brooklyn, NY, USA, 3Spine Institute for Special Surgery, Louisville, KY, USA, 4WA University School of Medicine, St. Louis, MO, USA
4:30 pm - 4:34 pm	120 A prospective, Randomized, Controlled Clinical Trial for the Evaluation of a Laser Navigation System (LNS) Used in Computed Tomography Guided Lumbar Spinal Interventions C. Moser1, J. Becker1, D.W. Groenemeyer1 1Groenemeyer Institute for Microtherapy, University Witten/ Herdecke, Bochum, Germany
4:35 pm - 4:39 pm	446  Is a New Approach Possible to Lesions of T1 -T5 as the Classic Ones? The High Transaxillary Endoscopic Approach to T1-T5 as High Advanced ESS D. Brücher1 1Municipal Clinic of Karlsruhe, Center for Orthopedics and Traumatology, Karlsruhe, Germany
4:40 pm - 4:44 pm	546  Biocompatibility of Basalt Fibers – A New CPC-enhancing Biomaterial for Kyphoplasty X. Chen1, Z.-P. Luo1, H.-L. Yang1 1Soochow University Orthopaedic Institute, Suzhou, China
4:45 pm - 4:59 pm	Discussion

Oral Posters: Biologics, Wear, Non-Surgical
Moderators: James Yue, MD and Leonard Voronov, MD, PhD
3:30 pm - 3:34 pm	44  Capacitive Coupling Reduces Instrumentation Infection in a Rabbit Spine Model C. Griffith1, M. Gilotra1, D. Gelb1, S. Ludwig1 1University of Maryland, Baltimore, MD, USA
3:35 pm - 3:39 pm	56  Monitoring Adipose-Derived Human Mesenchymal Stem Cells in vivo: Urine Gaussia Luciferase Expression R.B. Delamarter1, L. Zhao1, L.E.A. Kanim1, J. Houman1, Y. Safai1, C. Thang1, H.W. Bae1 1Cedars-Sinai Medical Center, Surgery, Los Angeles, CA, USA
3:40 pm - 3:44 pm	405  Preclinical Study of Human Allograft Amniotic Membrane as a Barrier to Epidural Fibrosis in the Early Wound of a Postlaminectomy Rat Model R.T. Allen1, J. Massie1, A. Mahar2, F. Phillips3 1University of California - San Diego, Department of Orthopaedic Surgery, San Diego, CA, United States, 2Alphatec Spine, Biomechanical and Clinical Research, Carlsbad, CA, United States, 3Rush University Medical Center, Department of Orthopaedic Surgery, Chicago, IL, United States
3:45 pm - 3:49 pm	117  Intradiscal Injections of Autologous Conditioned Serum (ACS) for Lumbar Disc Pain C. Moser1, D.W. Groenemeyer1, T. Paduch1, J. Becker1, J. Hartmann2, P. Wehling2,3 1Groenemeyer Institute for Microtherapy, University Witten/ Herdecke, Bochum, Germany, 2Private Group Practice Professor Wehling, Dr. Hartmann, Duesseldorf, Germany, 3University of North Carolina, Comprehensive Center for Inflammatory Disorders, Chapel Hill, NC, United States
3:50 pm - 3:54 pm	540 Identification of Fibronectin Aggrecan Complex (FAC) Associated with Inflammatory Cytokines in Cervical Radiculopathy Resulting from Herniated Disc G.J. Scuderi1, M. Reuter2, R. Golish3, L. Hanna4 1Stanford University, Orthopaedics, Stanford, CA, United States, 2Lake Worh Medical Center, Lake Worth, CA, United States, 3Stanford University, Stanford, CA, United States, 4Cytonics, Jupiter, CA, United States
3:55 pm - 3:59 pm	143  The Effectiveness of OP-1 (rhBMP-7) in Promoting in situ Fusion in Children Affected by Symptomatic Grade I Isthmic Spondylolisthesis: A 3-years Follow-up Study G. La Rosa1, L. Oggiano1 1Research Institute Paediatric Hospital Bambino Gesù Palidoro (Rome), Paediatric Surgery Department, Orthopaedic Unit, Fiumicino (Rome), Italy
4:00 pm - 4:04 pm	336  Can the Intra-discal Inflammatory and Degenerative Changes Be Prevented after Annulus Puncture? A Study on the Blocking Effect of a Kind of Polylactic Acid Patch X. Liu1, H. Liu1, X. Zhao1, R. Shi1, G. Feng1, Y. Song1, T. Li1, Q. Gong1, L. Liu1 1Sichuan University, Chengdu, China
4:05 pm - 4:09 pm	376  Wear Rate Comparison between Polycrystalline Diamond, CoCr, and UHMWPE in High Wear Environments D. Harding1, D. Blackburn1, G. Loesener1, R. Dixon1, B.-K. Nguyen1 1Dimicron Inc, Orem, UT, United States
4:10 pm - 4:14 pm	535  Comparison of Biological Response to UHMWPE and CFR-PEEK Particles in Epidural Space K. Kabir1, J. Schwiesau2, C. Burger1, R. Pflugmacher1, T. Grupp2, D.C. Wirtz1 1Universitätsklinikum Bonn, Department for Orthopaedics and Trauma Surgery, Bonn, Germany, 2Aesculap AG Research & Develo pment, Tuttlingen, Germany
4:15 pm - 4:19 pm	435  In vitro Fatigue Evaluation of Polymer Dampeners Utilized in a Total Spine Arthroplasty Device J. Gimbel1, K. Lesk1, E. Wagner1 1Flexuspine, Pittsburgh, PA, United States
4:20 pm - 4:24 pm	445 Long-term Wear Characterization of a Total Spinal Arthroplasty Device K. Lesk1, J. Gimbel1, E. Wagner1 1Flexuspine, Pittsburgh, PA, United States
4:25 pm - 4:29 pm	119  Efficacy of Epidural Injections with Autologous Conditioned Serum (ACS) for Lumbar Radiculopathy C. Moser1, C. Becker2, D.W. Groenemeyer1, P. Wehling3,4 1Groenemeyer Institute for Microtherapy, University Witten/ Herdecke, Bochum, Germany, 2St. Josef-Hospital, University of Bochum, Department of Orthopaedic Surgery, Bochum, Germany, 3Private Group Practice Professor Wehling, Dr. Hartmann, Duesseldorf, Germany, 4University of North Carolina, Comprehensive Center for Inflammatory Disorders, Chapel Hill, NC, United States
4:30 pm - 4:34 pm	164  Predicted Wear Pattern of an Artificial Disc Simulated as Stand-alone vs. Simulation in a Motion Segment FE Model S. Bhattacharya1, A. Kiapour1, V. Goel1, X. Liu1, S. Hassan1,2 11Engineering Center for Orthopaedic Research Excellence (E-CORE), Departments of Bioengineering and Orthopaedic Surgery, University of Toledo, Toledo, OH, USA, 2DePuy Spine Inc., Raynham, MA, USA
4:35 pm - 4:39 pm	417  Preoperative Patient Education in Elective Spinal Surgery A.E. Castellvi1, J.D. Papanastassiou2, C. Conover3, N. Barber3 1Florida Orthopaedic Institute, Center for Spinal Disorders, Tampa, FL, USA, 2University of South Florida, Moffit Cancer Center, Tampa, FL, USA, 3University Community Hospital, Carrolwood, Nursing, Tampa, FL, USA,
4:40 pm - 4:44 pm	284  Does Measuring Hematocrit during Surgery Predict Blood Loss? C. Hoelscher1, C. Diefenbach1, N. Bharucha1, K. Verma1, J. Dryer1, T. Huncke2, K. Boenigk3, B. Lonner1, T. Errico1 1NYU Hospital for Joint Diseases, Orthopaedic Surgery, New York, NY, USA, 2New York University Medical Center, Anesthesiology, New York, NY, USA, 3NYU Hospital for Joint Diseases, Anesthesiology, New York, NY, USA
4:45 pm - 4:49 pm	441  Spine Surgery at an Ambulatory Surgery Center K.A. Pettine1 1The Spine Institute, Loveland, CO, United States
4:50 pm - 4:59 pm	Discussion

5:00 pm - 6:00 pm - Wine and Spine - Cervical Case Studies

Town Square Exhibit Floor

The challenges of life in the 21st Century require us to find new ways to access the wisdom and intelligence inherent in groups settings. The need for collaboration, insight and coordinated action has never been greater. Join ISASS in the Town Square of the Exhibit Floor while case studies developed by leaders in the spine industry are discussed by an elite panel of surgeons. Participants will be able to confer with the panelists on treatment options and protocols for Cervical disc replacement case studies.

Case #1 - Cervical HNP
Moderator: Brett Osborn, MD

Panelists:
J.J. Abitbol, MD - Disc Replacement
Peter McCombe, MD - Fusion Approach
Alejandro Reyes-Sanchez, MD - MIS Decompression

Case #2 - Cervical HNP with Adjacent Disc Degeneration
Moderator: Matthew Gornet, MD

Panelists:
Rudolf Bertagnoli, MD - Multi-Level Disc Replacement
Petr Suchomel, MD, PhD - Hybrid
Rolando Garcia, MD - Two-Level Fusion