EUROSPINE

EUROSPINE 2021

6–8 October, Vienna, Austria

Scientific Programme

TUESDAY, 05 OCTOBER

13:00 - 18:15
Pre-day Course I: Management of traumatic injuries of the cervical spine
Location: Strauss 2
13:00 - 13:05
Introduction

Chairs

13:05 - 13:20
Cervical trauma classification: Definition of posttraumatic stability
13:20 - 13:35
Emergency management of cervical trauma - Evidence & good practice
13:35 - 13:50
Occipitocervical trauma: How to detect & when to fuse
13:50 - 14:05
Cervical injuries and reduction techniques
14:05 - 14:15
Discussion
14:15 - 14:30
Atlas injuries: When no surgery, when motion preservation osteosynthesis, when fusion?
14:30 - 14:45
C2 fractures: Definition of instability & indication for surgery
14:45 - 15:00
Discussion
15:00 - 15:15
Subaxial fractures: Indications for surgery
15:15 - 15:30
Subaxial: When anterior, posterior and when combined 360
15:30 - 15:45
Treatment of paediatric cervical fractures
15:45 - 16:00
Discussion
16:00 - 16:30
Break
16:30 - 16:45
Injury to the vertebral artery: Standards for detection, treatment guidelines & outcomes
16:45 - 17:00
Traumatic atlantoaxial disclocation
17:00 - 17:15
Pre-existing cervical canal stenosis and trauma
17:15 - 17:30
Discussion
17:30 - 17:45
Cervical trauma in rigid spines: AS & DISH
17:45 - 18:00
Cervical postraumatic deformity
18:00 - 18:15
Discussion and Adjourn
13:00 - 14:15
Pre-day Course II: Another health threat to the elderly: The aging Spine: Lumbar spinal stenosis in Europe. Section A: Basic science
Location: Strauss 3

Organised by EUROSPINE EuSSAB

13:00 - 13:03
Welcome by local hosts EUROSPINE 2021
13:03 - 13:10
EuSSAB: Introduction to the history, the role, the goals of EuSSAB and its achievments since the start up in Lyon
13:10 - 13:15
Welcome and introduction
13:15 - 13:30
Ethical consideration and policies in the treatment of spinal stenosis
13:30 - 13:45
Evidence of pathophysiology, imaging and utility in clinical practice
13:45 - 14:00
Evidence of digital biomarkers in spinal stenosis, utility in clinical practice
14:00 - 14:15
Discussion
14:15 - 15:20
Pre-day Course II: Another health threat to the elderly: The aging Spine: Lumbar spinal stenosis in Europe. Section B: Spine Tango
Location: Strauss 3

Organised by EUROSPINE EuSSAB

14:15 - 14:30
Spine Tango and lumbar spinal stenosis - best of evidence
14:30 - 14:45
Lumbar spinal stenosis in Swedish spine registry: lessons learned in 20 years
14:45 - 15:00
Discussion
15:00 - 15:20
Break
15:20 - 17:30
Pre-day Course II: Another health threat to the elderly: The aging Spine: Lumbar spinal stenosis in Europe. Section C: Continuum of therapeutic options
Location: Strauss 3

Organised by EUROSPINE EuSSAB

15:20 - 15:35
Injection therapy: Why do we do it? What’s the evidence?
15:35 - 15:55
Case discussion
15:55 - 16:15
Surgical treatment of lumbar spinal stenosis - a global perspective
16:15 - 16:35
History, development and future of lumbar decompression
16:35 - 16:45
Discussion
16:45 - 17:0
The MIS full-endoscopic approach for the treatment of lumbar spinal stenosis
17:0 - 17:15
Algorithm for the treatment of spinal stenosis – Literature review
17:15 - 17:30
Discussion
17:30 - 17:35
Closing remarks – overview of the day and take home message

WEDNESDAY, 06 OCTOBER

08:30 - 08:40
Official congress opening
Location: Plenary Hall
8:34 - 8:37
Welcome EUROSPINE President
8:37 - 8:40
Introduction to the Scientific Programme
08:40 - 10:00
Thoracolumbar degenerative disease
Location: Plenary Hall
1 Comprehensive in vitro Comparison of Cellular and Osteogenic Response to Alternative Biomaterials for Spinal Implants

Seunghun S. Lee, Stephanie Huber, Stephen J. Ferguson

Institute for Biomechanics, Dept of Health Sciences and Technology, ETH Zurich, Zuerich, Switzerland 

2 The effect of various options for decompression of degenerated lumbar spine motion segments on the range of motion: a biomechanical in vitro study

Sara Lener, Werner Schmölz, Anto Abramovic, Patrick Kluger, Claudius Thomé, Sebastian Hartmann

Department of Neurosurgery, Medical University of Innsbruck, Innsbruck, Austria; Department of Trauma Surgery, Medical University of Innsbruck, Innsbruck, Austria

3 Chondroitinase versus Papain digestion leads to different outcome for in vitro simulation of degenerated discs

Jan Ulrich Jansen, Graciosa Quelhas Teixeira, Andrea Vernengo, Sibylle Grad, Cornelia Neidlinger-Wilke, Hans-Joachim Wilke

Institute of Orthopaedic Research and Biomechanics, Ulm University, Germany; AO Research Institute Davos, Switzerland

4 Addition of ketorolac to local anesthesia for wound infiltration before closure in multilevel posterior lumbar spinal fusion: a randomized controlled trial

Akaworn Mahatthanatrakul, Nattharut Chaibuddanugul, Artit Laoruengthana

Department of Orthopaedics, Naresuan University Hospital, Phitsanulok, Thailand

5 Development of a machine-learning based model for predicting multidimensional outcome after surgery for degenerative disorders of the spine

Daniel Müller, Daniel Haschtmann, Dave O'Riordan, Markus Loibl, Frank S Kleinstück, Tamas F Fekete, Francois Porchet, Raluca Reitmeir, Dezsö Jeszenszky, Anne F Mannion

Schulthess Klinik, Zürich, Switzerland

6 Drain usage in lumbar fusion for degenerative disease: a randomized, prospective, multicenter study

Marcelo Molina, Lucio Gonzales, Karen Weissman, Roberto Postigo, Antonia Benavente, Alberto Marti, Ramón Torres, Carlos Cortés, Oscar Eugenin, Dennis Witt, Marcos Ganga, Carlos Tapia

Instituto Traumatológico de Santiago, Orthopaedic Spine Surgery, Santiago, Chile

7 Comparative effectiveness of anterior (ALIF) versus transforaminal (TLIF) lumbar interbody fusion of L5-S1

Ole Alhaug, Ivar Austevoll, Sverre Mjønes, Oliver Grundnes, Filip Dolatowski

Akershus University Hospital, Norway; Innlandet Hospital Trust, Norway; Haukeland University hospital, Norway; Oslo University Hospital, Norway



8 Surgical Microdiscectomy vs Steroid Nerve Root Injection for sciatica up to 1yr; The NERVES trial

Martin Wilby, Ashley Best, Eifiona Wood, Girvan Burnside, Emma Bedson, Hannah Short, Manohar Sharma, Simon Clark, Dyfrig Hughes, Anthony Marson, Paula Williamson

Department Neurosurgery, The Walton Centre NHS Foundation Trust, Liverpool, United Kingdom

Discussion
10:00 - 10:45
Break
10:45 - 11:45
Debate 1: Robotics in spinal surgery – benefit or gimmick?
Location: Plenary Hall
10:45 - 10:55
Introduction and current state of evidence
10:55 - 10:55
Questions to the audience (ARS Voting via EUROSPINE App)
10:55 - 11:05
The pros of a robotic spinal system
11:05 - 11:15
Cases for the robot
11:15 - 11:25
Robotics: the future is (not quite) here
11:40 - 11:45
Summary panel
11:45 - 11:45
Question to the audience (ARS Voting via EUROSPINE App)
11:45 - 13:45
Industry Workshops and Lunch Break
13:45 - 15:15
Keynote, Trauma and infection
Location: Plenary Hall
Intelligence-based spine care: How trustworthy AI can shape the future of dianosis and treatment of spine disorders

Head of the Laboratory of Biological Structures Mechanics (LABS), I.R.C.C.S. Istituto Ortopedico Galeazzi; Associate Editor for Biomechanics, Frontiers in Bioengineering and Biotechnology, Milan, Italy

9 The impact of lateral pedicle screw misplacement and subsequent correction of screw trajectory on screw anchorage. A biomechanical analysis

Anna Spicher, Richard A. Lindtner, Michael Zegg, Rene Schmid, Peter Ferlic, Richard Bostelmann, Werner Schmoelz

Department of Orthopedics and Traumatology, Medical University of Innsbruck, Innsbruck, Austria

10 Risk factors for failure of nonoperative treatment of unilateral lateral mass fracture

Juan Ignacio Cirillo, Marcos Eduardo Gimbernat, José Vicente Ballesteros, Gabriel Hernandez, Ignacio Farías, Alejandro Urzúa

Dept of Spine Surgery, Hospital del Trabajador de Santiago, Chile

11 OF Pelvis: A reliable Classification for Osteoporotic Sacral and Pelvic Ring Fractures

Bernhard Ullrich, Klaus Schnake, Ulrich Spiegl, Sebastian Katscher, Akhil Verheyden, Max Scheyerer, Philipp Schenk, Georg Osterhoff

Department of Trauma, Hand and Reconstructive Surgery, Jena University Hospital, Friedrich Schiller University Jena, Jena, Germany

12 The Influence of Surgeon Experience and Subspeciality on the Reliability of the AO Spine Sacral Classification System

Brian Karamian1, Gregory Schroeder1, Jose Canseco1, Lorin Benneker2, Frank Kandziora3, Shanmuganathan Rajasekaran4, Cumhur Öner5, Klaus Schnake6,7, Christopher Kepler1, Alexander Vaccaro1

1 Rothman Orthopaedic Institute at Thomas Jefferson University, Philadelphia, PA, USA; 2 Spine Service, Orthopaedic Department, Sonnenhofspital, Bern, Switzerland; 3 Center for Spine Surgery and Neurotraumatology, BG Unfallklinik Frankfurt am Main, Frankfurt, Germany; 4 Department of Orthopaedics, Trauma and Spine Surgery, Ganga Hospital, Coimbatore, India; 5 University Medical Center, Utrecht, the Netherlands; 6 Center for Spinal Surgery, Malteser Waldkrankenhaus St. Marien, Erlangen, Germany; 7 Department of Orthopedics and Traumatology, Paracelsus Private Medical University Nuremberg, Nuremberg, Germany

13 Blood pressure management in traumatic spinal cord injury: does MAP targeting improve neurological outcome?

David Rowland, Luke Geoghegan, Steve Ibe, Kevin Tsang

Dept Of Neurosurgery, St Mary's Hospital, Imperial College Healthcare NHS Trust, London, United Kingdom

14 Infectious and autoinflammatory Modic type 1 changes have different pathomechanisms

Irina Heggli, Regula Schüpbach, Nick Herger, Tiziano A. Schweizer, Astrid Jüngel, Nadja Farshad-Amacker, Michael Betz, José Miguel Spirig, Florian Wanivenhaus, Nils H. Ulrich, Florian Brunner, Annelies S. Zinkernagel, Mazda Farshad, Oliver Distler, Stefan Dudli

1 Center of Experimental Rheumatology, Department of Rheumatology, University Hospital, University of Zuerich, Zuerich, Switzerland; 2 Department of Physical Medicine and Rheumatology, Balgrist University Hospital, University of Zurich, Zurich, Switzerland; 3 Unit of Clinical and Applied Research, Balgrist University Hospital, University of Zurich, Zurich, Switzerland; 4 Department of Infectious Diseases and Hospital Epidemiology, University Hospital Zurich, University of Zurich, Zurich, Switzerland; 5 Department of Radiology, Balgrist University Hospital, University of Zurich, Zurich, Switzerland; 6 Department of Orthopeadic Surgery, Balgrist University Hospital, University of Zurich, Zurich, Switzerland

15 The Adipokine profile and elevation of the RANKL/OPG ratio in vertebral bodies and intervertebral discs of patients with vertebral osteomyelitis: Implications for the disease pathogenesis.

Siegmund Lang, Markus Loibl, Joachim Gläsner, Michaela Simon, Markus Rupp, Carsten Neumann, Volker Alt, André Gessner, Frank Hanses

Department of Trauma Surgery, University Medical Center Regensburg, Regensburg, Germany

16 A Validated Score for Evaluating Spinal Instability to assess Surgical Candidacy in Active Spinal Tuberculosis - An Evidence-Based Approach and Multinational Expert Consensus Study

S Rajasekaran, S Dilip Chand Raja, Shetty Ajoy Prasad, Kanna Rishi Mugesh

Department of Spine Surgery, Ganga Hospital, Coimbatore, India

Discussion
15:15 - 16:00
Break
16:00 - 17:25
Spinal degenerative disease & Craniocervical junction
Location: Plenary Hall
QF1 microRNAs associated with TLR-2-induced Inflammation in Intervertebral Disc Pathophysiology

Petra Cazzanelli, Oliver Nic Hausmann, Karin Wuertz-Kozak

Department of Biomedical Engineering, Rochester Institute of Technology, United States

QF2 CERVICAL TOTAL DISC REPLACEMENT CAN RESTORE INTACT RANGE OF MOTION AND 3-D KINEMATICS

Morten Vogt, Laura Zengerle, Rene Jonas, Hans-Joachim Wilke

Institute of Orthopaedic Research and Biomechanics, Ulm, Germany

QF3 10 Year Radiological Follow-Up Evaluating Role Of Synthetic Osteoconductive Bone Substitute To Augment Occipito-Cervical Instrumentation In Children

Pranav Shah, Younus Hanif, Dominic Thompson, Stewart Tucker

University Hospital of Wales, Cardiff; Great Ormond Street Hospital, London, United Kingdom

QF4 Is the Technique Measuring the C2-Mandible Angle for Physiologic Alignment Effective in Patients with Craniocervical Dissociations Undergoing Occipital- Cervical Fusions?

Richard Bransford, Celeste Tavolaro, Julie Agel, Ekamjeet Dhillon, Derrick Foge, Carlo Bellabarba

Dept of Orthopaedics and Sport medicine University of Washington, Seattle, United States

QF5 ACDF with Ultra-Low Dose BMP-2 versus Posterior Approach in Multilevel Fusions to the Cervico-Thoracic Junction

Daniel Coban, Stuart Changoor, Conor Dunn, Michael Pompliano, Kumar Sinha, Ki Hwang, Michael Faloon, Arash Emami

St. Joseph’s University Medical Center; Department of Orthopaedic Surgery, Paterson, NJ, United States

QF6 The effect of discectomy on foraminal height in cervical surgery

Géraldine Lafeber, C Goedmakers, M Arts, C.L.A. Vleggeert-Lankamp

Dept of Neurosurgery, LUMC, Netherlands

QF7 A multicentre prospective randomized controlled trial comparing efficacy and safety of ProDisc-C to anterior cervical discectomy and fusion for treatment of symptomatic cervical disc disease

Naresh Kumar, Wai Poon, Chun-Kun Park, Ruey-Mo Lin, Kyoung-Suok Cho, Chi Chien Niu, Hung-Yi Chen, Hee-Kit Wong

Department of Orthopaedic Surgery, National University Health System, Singapore, Singapore

QF8 Adjacent segment disease after anterior cervical decompression surgery for cervical degenerative disc disease: a single center retrospective cohort study with long-term follow-up

Valérie Schuermans, Anouk Smeets, Nienke Wijsen, Inez Curfs, Toon Boselie, Henk Van Santbrink

Dept. of Neurosurgery, Zuyderland Medical Center, Heerlen, The Netherlands; Dept. of Neurosurgery, Maastricht University Medical Center +, Maastricht, The Netherlands; CAPHRI School for Public Health and Primary Care, Maastricht University, Maastricht, The Netherlands

QF9 Similar effectiveness of laminectomy with fusion and laminectomy alone in degenerative cervical myelopathy

Paul Gerdhem, David Fröjd Revesz, Anastasios Charalampidis

Reconstructive orthopaedics, Karolinska University Hospital, Stockholm, Sweden

QF10 The Role of SPECT/CT in Analysing the Radiographic Prevalence of Asymptomatic Degenerative Spondylosis in a Consecutive Cohort of Patients Presenting with Cancer

Atharv Patankar, Christopher Fenner, Evangelos Fragkakis, Nikolaos Papadakos, Bisola Ajayi, Cristina Lupu, Jason Bernard, Timothy Bishop, Darren Lui

St. George's Hospital, London, United Kingdom

QF11 Comparison of titanium-interlayer mediated hydroxyapatite coated and uncoated polyetheretherketone cages in transforaminal lumbar interbody fusion surgery

Ce Zhu, Ganjun Feng, Limin Liu, Yueming Song

Department of Orthopedics and Orthopedic Research Institute, West China Hospital, Sichuan University, Chengdu, Sichuan, China

QF12 Early failure of dynamic topping-off constructs in lumbar degenerative disease

Katharina A. C. Oswald, Sven Hoppe, Christopher A. Mazuret S., Sebastian F. Bigdon, Christoph E. Albers

Dept. of Orthopaedic Surgery, Inselspital, Bern University Hospital, Bern, Switzerland

QF13 Isthmic spondylolisthesis is associated with less revisions for adjacent segment disease after lumbar spine fusion than degenerative spinal conditions - a 10-year follow-up study

Leevi Toivonen, Heikki Mäntymäki, Arja Häkkinen, Marko Neva

Dept of Orthopaedics, Tampere University Hospital, Tampere, Finland

QF14 Postoperative adverse events secondary to iatrogenic vascular injury during anterior lumbar spinal surgery

Olivier Groot, Amanda Lans, Aditya Karhade, Jorrit-Jan Verlaan

Dept of Orthopaedics, Boston, United States

QF15 The clinical significance and inter-observer reliability of the Modic changes grading score

Peter Udby, Mikkel Østerheden Andersen, Leah Carreon

Spine Unit, Department of Orthopedic Surgery, Zealand University Hospital, Denmark

QF16 Anterolateral versus posterior minimally invasive interbody fusion for patients with spondylolisthesis: 12 months follow-up

Yann Philippe Charles, Paulo Pereira, Carlos Santos, Yung Park, Vasileios Arzoglou, Seung-Won Park, Wolfgang Senker, Jörg Franke, Gerd Bordon , Stephane Fuentes, Yueming Song, Emiliano Vialle, Shaishav Bhagat, Neil Manson, Aleksandr Krutko

Dept of Spine Surgery, University of Strasbourg, France

Discussion
16:00 - 17:25
Adult deformity and infection
Location: Strauss 3
QF20 Sitting spinopelvic adaptations in adult spinal deformities

Abir Massaad, Eddy Saad, Rami Rachkidi, Karl Semaan, Georges Kawkabani, Renée Maria Saliby, Mario Mekhael, Ismat Ghanem, Gaby Kreichati, Virginie Lafage, Wafa Skalli, Ayman Assi

Faculty of Medicine, Saint Joseph University, Beirut, Lebanon

QF21 Alteration of the sitting and standing movement in adult spinal deformity

Eddy Saad, Karl Semaan, Georges Kawkabani, Abir Massaad, Renée Maria Saliby, Mario Mekhael, Marc Fakhoury, Krystel Abi Karam, Elena Jaber, Ismat Ghanem, Rami Rachkidi, Virginie Lafage, Wafa Skalli, Ayman Assi

Faculty of Medicine, Saint Joseph University, Beirut, Lebanon

QF22 The Impact of Unplanned Reinterventions Following ASD Surgery

Ferran Pellisé, Alba Vila-Casademunt, Maria Capdevila-Bayo, Susana Núñez-Pereira, Aleix Ruiz-De Villa, Sleiman Haddad, Javier Pizones, Frank Kleinstück, Manuel Ramírez-Valencia, Ibrahim Obeid, Ahmet Alanay, Anne Mannion, ESSG European Spine Study Group

Spine Surgery Unit, Hospital Universitario Vall d'Hebron, Barcelona, Spain; Spine Research Unit, Vall d'Hebron Institute of Research, Barcelona, Spain; Spine Unit, Department of Orthopedic Surgery, Hospital Universitario La Paz, Madrid, Spain; Department of Orthopedics, Schulthess Klinik, Zurich, Switzerland; Spine Surgery Unit, Pellegrin University Hospital, Bordeaux, France; Orthopedic Spine Unit, Ankara Spine Center, Ankara, Turkey

QF23 The Fate of Thoracolumbar Rotational Kyphosis after Adult Scoliosis Surgical Correction

Javier Pizones, Francisco Javier Pérez-Grueso, Lucía Moreno-Manzanaro, Alba Vila-Casademunt, Nicomedes Fernández-Baíllo, Jose Miguel Sánchez-Marquez, Gloria Talavera, Frank Kleinstueck, Ibrahim Obeid, Ahmet Alanay, Ferran Pellisé, European Spine Study

Group ESSG

Spine Unit, Orthopaedic Surgery Department. Hospital Universitario La Paz, Madrid, Spain

QF24 No difference in patient-rated outcome after short versus long fusion surgery in patients undergoing lumbar spine surgery for adult spinal deformity

Frank S Kleinstück, Sarah Richner-Wunderlin, Laura Zimmermann , Alba Vila-Casademunt , Aleix Ruiz de Villa, Ahmet Alanay, Markus Loibl, Ferran Pellise, Francisco Sanchez Perez-Grueso, Ibrahim Obeid, Anne F Mannion

Schulthess Klinik, Zuerich, Switzerland

QF25 RELATIONSHIP BETWEEN ADULT SPINAL DEFORMITY SURGERY AND EMPLOYMENT, SICK LEAVES, RETURN TO WORK AND EARLY RETIREMENT: MINIMUM 5 YEARS FOLLOW-UP STUDY

Altug Yucekul, Caglar Yilgor, Tais Zulemyan, Yasemin Yavuz, Javier Pizones, Ibrahim Obeid, Frank Kleinstueck, Francisco Javier Sanchez Perez-Grueso, Ferran Pellisé, Ahmet Alanay, European Spine Study Group ESSG

Department of Orthopaedics and Traumatology, Acibadem University School of Medicine, Istanbul, Turkey; Comprehensive Spine Center, Acibadem University Maslak Hospital, Istanbul, Turkey; Department of Biostatistics, Ankara University Faculty of Medicine, Ankara, Turkey; Spine Surgery Unit, Hospital Universitario La Paz, Madrid, Spain; Spine Unit 1, Bordeaux University Hospital, Bordeaux, France; Spine Center, Schulthess Klinik, Zurich, Switzerland; Spine Surgery Unit, Hospital Universitario Vall d’Hebron, Barcelona, Spain; Vall d’Hebron Institute of Research, Barcelona, Spain

QF26 Can Lumbopelvic Parameters Be Used To Predict Thoracic Kyphosis?

Yann Philippe Charles, Federico Solla, Sébastien Pesenti, Benjamin Blondel, Solène Prost, Georges Abi Lahoud, Jonathan Lebhar, Vincent Challier, Erik André Sauleau, Brice Ilharreborde

Dept of Spine Surgery, University of Strasbourg, France

QF27 Dynamic sagittal balance in patients with adult spinal deformity

Guillaume Rebeyrat, Ayman Assi, Abir Massaad, Helene Pillet, Karl Semaan, Eddy Saad, Ismat Ghanem, Gaby Kreichati, Rami Rachkidi, Wafa Skalli

Institut de Biomécanique Humaine Georges Charpak, Arts et Métiers ParisTech, Paris, France; Faculty of Medicine, Saint-Joseph University, Beirut, Lebanon

QF28 Association Between Cervical Muscles Function and Radiographs Parameters in Patients With Cervical Kyphosis: A Case Control Study with Surface Electromyography Assessment

Dian Wang, Tianhua Rong, Baoge Liu

Dept of orthopeadic surgery, Beijing, China

QF29 Relationship between Spinal Sagittal Imbalance and Neck Symptoms - Locomotive syndrome and health outcome in Aizu cohort study (LOHAS) -

Kazuyuki Watanabe, Koji Otani, Miho Sekiguchi, Takuya Nikaido, Kinshi Kato, Hiroshi Kobayashi, Ryoji Tominaga, Junichi Handa, Shoji Yabuki, Shin-ichi Kikuchi, Shin-ichi Konno

Dept of Orthopaedic Surgery, Fukushima Medical University, Japan

QF30 The Function Assessment scale for Spinal Deformity (FASD): validity and reliability of a new clinical scale

Pieter Severijns, Thomas Overbergh, Thijs Ackermans, Erica Beaucage-Gauvreau, Simon Brumagne, Kaat Desloovere, Lennart Scheys, Lieven Moke

Institute for Orthopaedic Research and Training, KU Leuven, Belgium

QF31 The use of sublaminar wires to create semi-rigid junctional fixation in surgical correction of adult degenerative scoliosis

Julia van Agtmaal, Remco Doodkorte , Alex Roth, Keita Ito, Bert van Rietbergen, Paul Willems

Dept. Orthopaedics, Maastricht University Medical Center, Netherlands; Dept. Biomedical Engineering, Eindhoven University of Technology, Netherlands

QF32 Early loosening in CT-scan may suggest low grade infection in revision spine surgery

Gemma Vilà-Canet, Guillem Saló Bru, Alex Del Arco, David Rodríguez-Rubio, Demian Manzano, Berta Gasol Cudos, Mauro Gidi, Jesús Lafuente Baraza

UFCV,Parc de Salut Mar, Barcelona, Spain

QF33 Comparative analysis of instrumented vs non-instrumented anterior decompression in Thoracolumbar tuberculosis

R Dinesh Iyer, Saurabh Singh, Alok Rai, Rishabh Surana, Divyansh Sharma

Dept of Orthopaedics, AIIMS, Raipur, India

QF34 CULTURE NEGATIVE EXTRA PULMONARY SPINAL TUBERCULOSIS: A NEW CHALLENGE

Ali Taha, Bisola Ajayi, Thamer Hamdan, Christopher Fenner, Angelo Fragkakis, Jason Bernard, Angela Houston, Tim Bishop, Darren Lui

St. George's University Hospital, London, United Kingdom

QF35 A Novel Clinical Prediction Model for Discriminate Tuberculous Spondylodiscitis from Pyogenic Spontaneous Spondylodiscitis

Thamrong Lertudomphonwanit, Chirtwut Somboonprasert, Suphaneewan Jaovisidha, Sasivimol Rattanasiri, Pongsthorn Chanplakorn

Department of Orthopaedics, Faculty of Medicine Ramathibodi Hospital, Mahidol University, Bangkok, Thailand

Discussion
16:00 - 17:25
Growing spine, diagnostic and imaging
Location: Strauss 2
QF40 The 16-item version of the SRS-instrument shows better structural validity than the 20-item version in young patients with spinal deformity

Anne F Mannion, Achim Elfering, Tamas F Fekete, Ian Harding, Marco Monticone, Peter Obid, Thomas Niemeyer, Ulf Liljenqvist, Andreas Boss, Laura Zimmermann, Alba Vila-Casademunt , Francisco Pérez-Grueso, Javier Pizones, Ferran Pellise, Sarah Richner-Wunderlin, Frank S Kleinstück, Ibrahim Obeid, L Boissiere, Ahmet Alanay, Juan Bago

Schulthess Klinik, Zuerich, Switzerland

QF41 A preoperative planning tool for patients with early onset scoliosis based on a finite element model tailored to the patient

Ilse van Hulst, Paul Willems, Remco Doodkorte, Alex Roth, Keita Ito, Bert van Rietbergen

Dept Biomedical Engineering, Eindhoven, Netherlands; Dept. of Orthopaedics, Maastricht University Medical Centre, Maastricht, Netherlands

QF42 Harnessing time-series kinematic and electromyography signals as predictors to discriminate amongst low back pain recovery status

Bernard X.W. Liew, David Rugamer, Alessandro De Nunzio, Deborah Falla

Centre of Precision Rehabilitation for Spinal Pain (CPR Spine), University of Birmingham, United Kingdom

QF43 Utility of inertial measurement units for assessment of spinal and pelvic kinematics in people with low back pain

Jennifer Davies, Mohammad Al-Amri, Valerie Sparkes , Liba Sheeran

School of Healthcare Sciences and Biomechanics and Bioengineering Research Centre Versus Arthritis, Cardiff University, Cardiff, United Kingdom

QF44 Paravertebral muscle function in Parkinson spinal disease: a preliminary study with surface electromyography

Tianhua Rong, Baoge Liu, Dian Wang, Wei Cui, Duo Zhang, Bingxuan Wu, Youxi Lin

Department of Orthopaedic Surgery, Beijing Tiantan Hospital, Capital Medical University, Beijing, China

QF45 The association of spinal lean muscle volume on lumbar spine MRI and regional volumetric bone mineral density measured by quantitative computed tomography

Erika A. Chiapparelli, Ichiro Okano, Dominik Adl Amini, Jiaqi Zhu, Lisa Oezel, Ek T. Tan, Jennifer Shue, Federico P. Girardi, Frank P. Cammisa, Andrew A. Sama, Alexander P. Hughes

Hospital for Special Surgery, New York, NY, United States

QF46 Deep learning pipeline for automated detection and classification of central canal, lateral recess and neural foraminal stenosis on lumbar spine MRI

Jiong Hao Tan, Lei Zhu , Kaiyuan Yang, Hiroshi Yoshioka, Beng Chin Ooi , Diyaa Abdul Rauf Algazwi, Swee Tian Quek , James Thomas Patrick Decourcy , Naresh Kumar, Andrew Makmur , Yiong Huak Chan , Yun Song Choo , Sterling Ellis Eide , Yee Liang Thian , Qai Ven Yap

Department of Orthopedics, National University Hospital; Department of Diagnostic Imaging, National University Hospital; Department of Computer Science, School of Computing, National University of Singapore

QF47 Spinal Cord Medial Safe Zone during C2 Pedicle Instrumentation: A MRI Measurement Analysis

Erika A. Chiapparelli, Edward Bowen, Ichiro Okano, Stephan N. Salzmann, Marie-Jacqueline Reisener, Jennifer Shue, Andrew A. Sama, Frank P. Cammisa, Federico P. Girardi, Alexander P. Hughes

Hospital for Special Surgery, New York, NY, United States

QF48 Sagittal Alignment Changes During Childhood: Results of a National Cohort Analysis of 1078 Healthy Children

Sebastien Pesenti, Brice Ilharreborde, Federico Solla, Benjamin Blondel, Solene Prost, Erik-André Sauleau, Yann Philippe Charles

Timone Enfants, Marseille, France

QF49 Selecting "LTV-1" as LIV in Lenke 5 curve: radiographic and clinical outcomes with a minimum of 2-year follow-up

Zongshan Hu, Zhikai Qian, Zezhang Zhu, Ziyang Tang, Jie Li, Yong Qiu, Zhen Liu

Department of Spine Surgery, the Affiliated Drum Tower Hospital of Nanjing University Medical School, Nanjing, China

QF50 Inter- and intrarater reliability of measuring lengthening of magnetically controlled growing rods on digital radiographs

Charlotte Sommer Meyer, Peter Doering , Peter Heide Pedersen , Kresten Wendell Rickers , Søren Peter Eiskjær

Dept. of Orthopaedics, Aalborg, Denmark

QF51 Ultrasound measurement of magnetically controlled growing rod (MAGEC) lengthening. An intra and interobserver reliability study

Martin Estefan, Nigil Palliyil, Alan Gessara, Masood Shafafy

The Centre for Spinal Studies and Surgery, Queens Medical Centre, Nottingham University Hospitals NHS, Nottingham, United Kingdom

QF52 Asymmetric Pedicle Subtraction Osteotomy (APSO) for Neglected Pediatric Complex Spinal Deformities Requiring Three Column Osteotomies (3CO). Minimum 3 Years Results Regarding the Correctional Efficacy and Complications

Tuna Pehlivanoglu, Yigit Erdag, Umut Dogu Akturk, Ismail Oltulu, Mehmet Aydogan

Emsey Hospital, Dept. of Orthopaedic Surgery, Advanced Spine Surgery Center, Istanbul, Turkey

QF53 Does direct vertebral rotation improves clinical result in patients treated surgically for idiopathic scoliosis?

Wiktor Urbanski, Piotr Markowski, Jacek Nical, Anis Kokaveshi, Rafal Zaluski

Wroclaw Medical University, Dept of Neurosurgery, Wroclaw, Poland

QF54 Selection of upper instrumented vertebra in the posterior correction and fusion of Lenke 5+ adolescent idiopathic scoliosis: when can the stiff thoracic curve be left unfused?

Zezhang Zhu, Jie Li, Zhikai Qian, Zongshan Hu, Yong Qiu, Zhen Liu

Department of Spine surgery, Drum Tower hospital, Nanjing University Medical School, Nanjing, China

QF55 IS THORACOSCOPIC VBT A PULMONARY FUNCTION DECLINING OR IMPROVING SURGERY?

Caglar Yilgor, Burcu Akpunarli, Altug Yucekul, Kadir Abul, Peri Kindan, Gokhan Ergene, Sahin Senay, Tais Zulemyan, Yasemin Yavuz, Ahmet Alanay

Department of Orthopaedics and Traumatology, Acibadem University School of Medicine, Istanbul, Turkey; Urla State Hospital, Izmir, Turkey; Clinic of Orthopedics, Istanbul Basaksehir City Hospital, Istanbul, Turkey; Acibadem University School of Medicine, Istanbul, Turkey; Operating Room Services, Acibadem University Vocational School of Health Sciences, Istanbul, Turkey; Department of Cardiovascular Surgery, Acibadem University School of Medicine, Istanbul, Turkey; Comprehensive Spine Center, Acibadem University Maslak Hospital, Istanbul, Turkey; Department of Biostatistics, Ankara University Faculty of Medicine, Ankara, Turkey

Discussion
17:30 - 19:00
Fireside chat - Members only
Location: Strauss 3
17:35 - 17:53
Musculoskeletal Modelling in Spine Surgery – In Silico Experiments
17:53 - 18:11
Anterior Deformity Surgery. What we need to know for the Future
18:11 - 18:29
Case report on Spinal Deformity
18:29 - 18:47
Case report on Full-endoscopic surgery - The next step in minimal-invasive spinal decompression
18:47 - 19:00
Brain & Spine

THURSDAY, 07 OCTOBER

08:30 - 10:00
Cervical degenerative disease & New techniques
Location: Plenary Hall
Brain & Spine

Co-Editor-in-Chief, Past President EUROSPINE

17 Immunomodulatory effect of stem cell secretome in a loaded annulus fibrosus organ culture

Graciosa Q. Teixeira, Andreas Ekkerlein, Raquel M. Goncalves, Joana R. Ferreira, Anita Ignatius, Hans-Joachim Wilke, Cornelia Neidlinger-Wilke

1. Institute of Orthopaedic Research and Biomechanics, Ulm University, Germany; 2. Instituto de Investigação e Inovação em Saúde (i3S), University of Porto, Portugal

18 Prospective, Randomized, Controlled, Double-Blinded Clinical Trial Comparing PEEK and Allograft Spacers in Patients Undergoing Transforaminal Lumbar Interbody Fusion Surgeries

Alan Villavicencio, E. Lee Nelson, Sharad Rajpal, Kara Beasley, Sigita Burneikiene

Boulder Neurosurgical Associates, Boulder, United States

19 Myelopathy Disability Index: establishing criteria for mild, moderate and severe impairment in patients with degenerative cervical myelopathy

Alba Pons, Andrea Salomé Khoudeir, Ana García de Frutos, Lluïsa Montesinos, Ferran Pellisé, Manuel Ramírez

Spine Surgery Unit, Vall d'Hebron Research Institute; Barcelona, Spain

20 Impact of Cervical Kyphosis on Instantaneous Center of Rotation: A Propensity-Matched Cohort Analysis

Bingxuan Wu, Baoge Liu

Department of Orthopaedic Surgery, Beijing, China

21 Is subsidence after stand-alone anterior cervical discectomy and fusion without plate fixation harmful to patients with degenerative cervical disease? A long-term follow-up study

Jung-Kil Lee, Moon-Soo Han, Bong Ju Moon

Department of Neurosurgery, Gwangju, South Korea

22 Anterior-only versus combined anterior-posterior fusion with allograft for multilevel cervical spine fusions: are the fusion rates different?

Richard Bransford, Ekamjeet Dhillon, Celeste Tavolaro, Jie Yao, Carlo Bellabarba

Department of Orthopaedics and Sport Medicine, University of Washington, Seattle, United States

23 Low dose spinal anaesthesia reduces peri-operative opioid consumption in posterior cervical neck surgery

Andrew George, John John, Sudarshan Munigangaiah, Sujay Dheerendra, Birender Balain, Jayesh Trivedi, Matthew Ockendon, Sarfraz Ahmad, Aashish Ghodke, Foz Kader

Robert Jones and Agnes Hunt Orthopaedic Hospital, Oswestry, United Kingdom

24 Transforaminal Thoracic Interbody Fusion: patient-reported outcome at 12 months

Jani Puhakka, Anne F. Mannion, Daniel Haschtmann, Tamas Fekete, Markus Loibl, Dezsö Jeszenszky

Schulthess Klinik, Spine Unit, Zuerich, Switzerland

25 A prospective clinical trial of a modification to a standard surgical technique in lumbar fusion, shows improved lordotic correction

Shay Menachem, Kevin Seex

Department of Clinical Medicine, Faculty of Medicine, Health and Human Sciences, Macquarie University, Sydney, NSW, Australia

Discussion
10:00 - 10:45
Break
10:45 - 12:00
Honorary lecture and presidential address
Location: Plenary Hall
10:45 - 11:10
Medical Genetics- Quo vadis? EUROSPINE Honorary Lecture 2021
11:10 - 11:15
Introduction to Spine20
11:15 - 11:20
Spine20 2020 inaugural meeting Riyadh
11:20 - 11:25
Spine20 2021 2nd meeting Rome
11:25 - 11:35
Grammer Award 2020
11:35 - 11:38
EuSSAB medal ceremony

Handover of medal to Artem Gushcha

11:38 - 12:00
EUROSPINE Presidential Address
12:00 - 14:00
Industry Workshops and Lunch Break
14:00 - 15:30
Growing spine, complications and patient safety
Location: Plenary Hall
26 The Nutritional Parameters as Predictor of Postoperative Complication in Elective Posterior Lumbar Interbody Fusion: A Single Institution Experience with 776 Patients.

Min-Seok Kang, Tae-Hoon Kim

Department of Orthopedic Surgery, KonkUnited Kingdom University Medical Center, KonkUnited Kingdom University School of Medicine, Seoul, South Korea

27 Adverse Events and Human Performance Deficiencies in Spinal Surgery at a Tertiary Care University Hospital

Hanno S. Meyer, Arthur Wagner, Thomas Obermüller, Chiara Negwer, Maria Wostrack, Sandro Krieg, Jens Gempt, Bernhard Meyer

Department of Neurosurgery, Klinikum rechts der Isar, School of Medicine, Technical University of Munich, Germany

28 Fixed Coronal Malalignment (CM) impacts independently disability in Adult Spinal Deformity (ASD) patients when considering the Obeid-CM (O-CM) classification.

Ibrahim Obeid, Anouar Bourghli, Daniel Larrieu, Javier Pizones, Frank Kleinstuck, Ferran Pellisé, Ahmet Alanay, Markus Loibl, David Kieser, Louis Boissière, ESSG European Spine Study Group

Clinique du Dos, Bordeaux-Terrefort, Bruges, France

29 The Diagnostic Accuracy of MRI and non-enhanced CT for High-risk Vertebral Artery Anatomy for the Safety in Subaxial Anterior Cervical Spine Surgery

Ichiro Okano, Stephan Salzmann, Fabian Winter, Erika Chiapparelli, Yushi Hoshino, Jennifer Shue, John Carrino, Andrew Sama, Frank Cammisa, Federico Girardi, Alexander Hughes

Spine Care Institute, Hospital for Special Surgery, New York, USA

30 Dural repair efficacy assessment of different techniques, a cadaveric study comparing the naked eye and surgical loupes

Roongrath Chitragran, Sompob Poopitaya, Sakpan Panyaporn

Spine surgery unit, Department of Orthopaedics, Phramongkutklao Hospital and College of Medicine, Bangkok, Thailand

31 Safety and Effectiveness of Apical Vertebral Derotation and Translation (AVDT) for Adolescent Idiopathic Scoliosis using screws and sublaminar bands

Andrea La Maida, Andrea Della Valle, Enrico Gallazzi, Marcello Ferraro, Davide Cecconi, Bernardo Misaggi

ASST Centro Specialistico Ortopedico Traumatologico G. Pini - CTO, Milano, Italy

32 A Novel Classification of 3D Rib Cage Deformity in Subjects with Adolescent Idiopathic Scoliosis

Ayman Assi, Mohamad Karam, Wafa Skalli, Claudio Vergari, Raphael Vialle, Raphael Pietton, Aren Joe Bizdikian, Khalil Kharrat, Jean Dubousset, Ismat Ghanem

Faculty of Medicine, Saint Joseph University, Beirut, Lebanon

33 Global postural malalignment in adolescent idiopathic scoliosis: the axial deformity is the main driver

Mohamad Karam, Ismat Ghanem, Claudio Vergari, Maria Saade, Celine Chaaya, Ali Rteil, Elma Ayoub, Marc Fakhoury, Elena Jaber, Eddy Saad, Khalil Kharrat, Wafa Skalli, Ayman Assi

Faculty of Medicine, Saint Joseph University, Beirut, Lebanon

34 A Novel Growth Modulation Scale to Predict Curve Behavior after Vertebral Body Tethering

Altug Yucekul, Ipek Ege Gurel, Ilkay Karaman, Demirci Muhammed Nuri, Irem Havlucu, Tais Zulemyan, Yasemin Yavuz, Caglar Yilgor, Ahmet Alanay

Department of Orthopaedics and Traumatology, Acibadem University School of Medicine, Istanbul, Turkey; Acibadem University School of Medicine, Istanbul, Turkey; Comprehensive Spine Center, Acibadem University Maslak Hospital, Istanbul, Turkey; Department of Biostatistics, Ankara University Faculty of Medicine, Ankara, Turkey

35 3D Radiological Outcomes for Patients with Moderate Idiopathic Scoliosis Curves Treated with Internal (Anterior Vertebral Growth Modulation) vs External Bracing: 2 Years Observational Study

Stefan Parent, Matias Pereira Duarte, Carl-Éric Aubin, Nikita Cobetto, Marjolaine Roy-Beaudry, Christian Bellefleur, Isabelle Turgeon, Hubert Labelle, Soraya Barchi

CHU Sainte-Justine, Montreal, Canada

Discussion
15:30 - 16:15
Break
16:15 - 17:15
Best of Show: Presentation of the highest rated abstracts
Location: Plenary Hall
36 Local Retropharyngeal Space Anesthetic for Dysphagia Reduction After Anterior Cervical Discectomy and Fusion Surgery: A Single-Center, Prospective, Randomized, Double-Blinded, Placebo-Controlled Clinical Trial

Sigita Burneikiene, E. Lee Nelson, Sharad Rajpal, Kara Beasley, Alan Villavicencio

Boulder Neurosurgical Associates; Justin Parker Neurological Institute, Boulder, CO, United States

37 Development of a crosswalk for the bidirectional mapping of two commonly used condition-specific patient-reported outcome measures, the Oswestry Disability Index (ODI) and the Core Outcome Measures Index (COMI)

Anne F Mannion, Achim Elfering, Frank S Kleinstück, Markus Loibl, Tamás Fekete, Ferran Pellise, Alba Vila-Casademunt, Francine Mariaux, Sarah Richner-Wunderlin, Francisco Pérez-Grueso , Ibrahim Obeid, Ahmet Alanay, Adam Pearson, Jon Lurie, Daniel Haschtmann

Schulthess Klinik, Zuerich, Switzerland

38 Decompression with or without Fusion in Degenerative Lumbar Spondylolisthesis - the NORDSTEN-DS trial

Ivar Magne Austevoll, Erland Hermansen, Morten Wang Fagerland, Kjersti Storheim, Brox Jens Ivar, Solberg Tore, Frode Rekeland, Eric Franssen, Clemens Weber, Helena Brisby, Knut Algaard, Tordis Böker, Oliver Grundnes, Kari Indrekvam, Christian Hellum

Haukeland University Hospital, Haukeland, Norway

39 Gain in HRQL after ASD Surgery is maintained between 2 and 5 years’ Follow-Up. Results from A Prospective Multicentre Observational Cohort Study

Ferran Pellisé, Alba Vila-Casademunt, Maria Capdevila-Bayo, Susana Núñez-Pereira, Aleix Ruiz-De Villa, Sleiman Haddad, Javier Pizones, Frank Kleinstück, Manuel Ramírez-Valencia, Ibrahim Obeid, Ahmet Alanay, Anne Mannion, ESSG European Spine Study Group

Spine Surgery Unit, Vall d'Hebron University Hospital, Barcelona, Spain; Spine Research Unit, Vall d'Hebron Institute of Research, Barcelona, Spain: Spine Unit, Department of Orthopedic Surgery, Hospital Universitario La Paz, Madrid, Spain: Spine Surgery Unit, Pellegrin University Hospital, Bordeaux, France; Department of Orthopedics, Schulthess Klinik, Zurich, Switzerland; Orthopedic Spine Unit, Ankara Spine Center, Ankara, Turkey

40 Is VBT Safe and Effective for 60º Main Thoracic Curves? A Matched Cohort Analysis

Caglar Yilgor, Firoz Miyanji, Stefan Parent, Laurel Blakemore, Kevin Neal, Daniel Hoernschemeyer, Baron Lonner, Amer Samdani, Peter Newton, Ahmet Alanay, Harms Study Group HSG

Department of Orthopedics and Traumatology, Acibadem University School of Medicine, Istanbul, Turkey; British Columbia Children's Hospital, Vancouver, British Columbia, Canada; CHU Sainte-Justine, Montréal, QC, Canada; Department of Orthopaedics and Rehabilitation, University of Florida, Gainesville, FL, United States; Department of Pediatric Orthopedic Surgery, Nemours Children's Specialty Care, Jacksonville, FL, United States; University of Missouri Department of Orthopaedic Surgery, Columbia, MO, United States; Scoliosis and Spine Associates, New York, NY, United States; Shriners Hospitals for Children, Philadelphia, PA, United States; Rady Children's Hospital, San Diego, CA, United States

41 Artificial Intelligence can accurately and reliably detect traumatic thoracolumbar fractures on sagittal radiographs

Enrico Gallazzi, Guillermo Sanchez Rosenberg, Fabio Galbusera, Peter Varga, Boyko Gueorguiev, Mauro Alini, Giuseppe Rosario Schirò, Pietro Domenico Giorgi, Andrea Cina

ASST Centro Specialistico Ortopedico Traumatologico G. Pini - CTO, Milano, Italy

17:20 - 18:40
EUROSPINE General assembly (members only)
Location: Strauss 3
17:20 - 17:40
Member Cocktail Reception
17:40 - 18:40
EUROSPINE General Assembly

FRIDAY, 08 OCTOBER

08:30 - 10:00
Spinal cord tumours and degenerative spine
Location: Plenary Hall
42 Correlation between the mechanical properties of the metastatic vertebrae and the features of the lesions

Marco Palanca, Enrico Dall'Ara, Alessandro Gasbarrini, Giovanni Barbanti-Bròdano, Luca Cristofolini

Dept of Oncology and Metabolism, University of Sheffield, Sheffield, United Kingdom; Dept of Industrial Engineering, Alma Mater Studiorum - University of Bologna, Bologna, Italy; Dept of Oncological and Degenerative Spine Surgery, Rizzoli Orthopaedic Institute, Bologna, Italy

43 Prognostic Factors for Short-Term Versus Long-Term Readmission-Free Survival After Metastatic Spine Tumor Surgery

Naresh Kumar, Andrew Thomas, Liang Shen, Sridharan Ramakrishnan, Sirisha Madhu

Department of Orthopaedic Surgery, National University Health System, Singapore, Singapore

44 Can Body Composition Measures on Computed Tomography Predict Mortality in Patients with Spinal Metastases Undergoing Surgery?

Olivier Groot, Michiel Bongers, Colleen Buckless, Neal Kapoor, Peter Twining, Joseph Schwab, Martin Torriani, Miriam Bredella

Dept of Orthopaedics, Massachusetts General Hospital, Boston, United States

45 THE DEVELOPMENT OF A SPINAL OLIGOMETASTASES PATHWAY AT A SUPRA-REGIONAL CENTER. A SURGICAL PERSPECTIVE

Philip Ho, Vino Siva, Christopher Fenner, Bisola Ajayi, Matthew Crocker, Pawanjit Minhas, Jason Bernard, Timothy Bishop, Darren Lui

Dept of complex spinal surgery, St. George’s Hospital, London, United Kingdom

46 Minimally invasive double tubular resection of intradural extramedullary meningioma: single center initial experience

Ulrich Hubbe, Katerina Argiti, Roland Roelz, Christoph Scholz, Jan-Helge Klingler, Ioannis Vasilikos

Clinic for Neurosurgery, medical center, University of Freiburg, Freiburg, Germany

47 Cost-Utility Analysis of Microdiscectomy versus Non-operative Management for the Treatment of Chronic Radiculopathy Secondary to Lumbar Disc Herniation

Andrew Glennie, Jennifer Urquhart, Prosper Koto, Parham Rasoulinejad, Tom Miller, Jim Watson, Fawaz Siddiqi, Keith Sequeria, Chris Bailey

Dalhousie University, Halifax, Canada

48 Minimally-Invasive Transforaminal Lumbar Interbody Fusion Increases Late-Term Rates of Pseudarthrosis versus Open Approach

Daniel Coban, Stuart Changoor, Conor Dunn, Michael Pompliano, Kumar Sinha, Ki Hwang, Michael Faloon, Arash Emami

St. Joseph’s University Medical Center, Department of Orthopaedic Surgery, Paterson, NJ, United States

49 Effect of indirect decompression to adjacent level after single-level oblique lateral interbody fusion (OLIF) procedure

Kaweekrai Anusart, Kittisak Songthong, Vit Kotheeranurak, Weerasak Singhatanadgige, Worawat Limthongkul

Department of Orthopaedics, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand

50 How back pain intensity relates to Clinical and psychosocial factors in patients with idiopathic scoliosis

Javier Pizones, Antonia Matamalas, Clara Figueras, Ferran Pellise, Jesus Betegon, Jose Miguel Sanchez-Marquez, Lucia Moreno-Manzanaro , Marta Esteban, Joan Bago

Spine Unit, Orthopaedic Surgery Department, Hospital Vall D’Hebrón. Barcelona. Spain; Spine Unit, Orthopaedic Surgery Department, Hospital Universitario La Paz, Madrid, Spain; Spine Unit, Orthopaedic Surgery; Department, Complejo Asistencial Universitario de León (CAULE), Spain

51 Trabecular volumetric bone mineral density of the occipital bone at preferred screw placement sites measured by quantitative computed tomography

Manuel Moser, Dominik Adl Amini, Lisa Oezel, Jennifer Shue, John Carrino, Andrew Sama, Frank Cammisa, Federico Girardi, Alexander Hughes

Spine Care Institute, Hospital for Special Surgery, New York, United States

10:00 - 10:45
Break
10:45 - 11:45
Debate 2: Anterior vs. posterior approach for the treatment of cervical radiculopathy
Location: Plenary Hall
10:45 - 10:50
Introduction and illustrative case presentation
10:50 - 10:52
Questions to the audience (ARS Voting via EUROSPINE App)
10:52 - 11:04
Pro posterior foraminotomy
11:04 - 11:16
Pro anterior discectomy and fusion
11:16 - 11:28
Pro total disc replacement
11:40 - 11:45
Summary panel
11:45 - 11:45
Question to the audience (ARS Voting via EUROSPINE App)
11:45 - 13:45
Industry Workshops and Lunch Break
13:45 - 15:15
Keynote, Adult Deformity
Location: Strauss 3
Evolution of posterior techniques for spinal deformity correction: 10 years back, current, and 10 Years forward
52 ANALGESIC AND OPIOID MEDICATION PROFILE OF EUROPEAN ADULT SPINAL DEFORMITY PATIENTS: MINIMUM 5 YEARS FOLLOW-UP STUDY

Caglar Yilgor, Altug Yucekul, Tais Zulemyan, Yasemin Yavuz, Anouar Bourghli, Louis Boissiere, Ibrahim Obeid, Javier Pizones, Frank Kleinstueck, Francisco Javier Sanchez Perez-Grueso, Ferran Pellisé, Ahmet Alanay, European Spine Study Group ESSG

Department of Orthopaedics and Traumatology, Acibadem Mehmet Ali Aydinlar University School of Medicine, Istanbul, Turkey; Comprehensive Spine Center, Acibadem University Maslak Hospital, Istanbul, Turkey; Department of Biostatistics, Ankara University Faculty of Medicine, Ankara, Turkey; Orthopedic and Spinal Surgery Department, Kingdom Hospital, Riyadh, Saudi Arabia; Spine Unit 1, Bordeaux University Hospital, Bordeaux, France; Spine Surgery Unit, Hospital Universitario La Paz, Madrid, Spain; Spine Center, Schulthess Klinik, Zurich, Switzerland; Spine Surgery Unit, Hospital Universitario Vall d’Hebron, Barcelona, Spain; Vall d’Hebron Institute of Research, Barcelona, Spain

53 Compensatory mechanisms recruited against proximal junctional kyphosis by patients instrumented from the thoracolumbar junction to the iliac

Javier Pizones, Francisco Javier Pérez-Grueso, Lucía Moreno-Manzanaro, Fernando Escámez, Caglar Yilgor, Alba Vila-Casademunt, Nicomedes Fernández-Baíllo, Jose Miguel Sánchez-Marquez, Ibrahim Obeid, Frank Kleinstueck, Ahmet Alanay, Ferran Pellisé, European Spine Study Group ESSG

Spine Unit, Orthopaedic Surgery Department. Hospital Universitario La Paz, Madrid, Spain

54 Walking alterations in adult spinal deformity depend on the type of deformity

Karl Semaan, Eddy Saad, Rami Rachkidi, Georges Kawkabani, Abir Massaad, Renée Maria Saliby, Mario Mekhael, Krystel Abi Karam, Marc Fakhoury, Elena Jaber, Ismat Ghanem, Gaby Kreichati, Wafa Skalli, Virginie Lafage, Ayman Assi

Faculty of Medicine, Saint-Joseph University, Beirut, Lebanon

55 Comparative Effectiveness of Anterior Interbody Fusion versus Posterior Interbody Fusion in Patients Undergoing Surgery for ASD: A Propensity Score Based Analysis.

Susana Núñez-Pereira, Alba Vila-Casademunt, Maria Capdevila-Bayo, Aleix Ruiz-De Villa, Sleiman Haddad, Javier Pizones, Frank Kleinstück, Manuel Ramírez-Valencia, Ibrahim Obeid, Ahmet Alanay, Anne Mannion, Ferran Pellisé, ESSG European Spine Study Group

Spine Surgery Unit, Vall d'Hebron University Hospital, Barcelona, Spain; Spine Research Unit, Vall d'Hebron Institute of Research, Barcelona, Spain; Spine Unit, Department of Orthopedic Surgery, Hospital Universitario La Paz, Madrid, Spain; Department of Orthopedics, Schulthess Klinik, Zurich, Switzerland; Spine Surgery Unit, Pellegrin University Hospital, Bordeaux, France; Orthopedic Spine Unit, Ankara Spine Center, Ankara, Turkey

56 Spino-pelvic sagittal balance parameters, comparison between measurements obtained by a traditional program (Agfa-Enterprise) versus semi-automatic using Surgimap as a technological tool

Felipe Arriagada, Jose Fleiderman, Juan Cirillo, Facundo Alvarez, Cristobal Varela, Diego Herreros

Dept of Orthopaedic Surgery, Clinica Universidad de los Andes, Santiago, Chile

57 Can artificial intelligence support or even replace physicians in measuring the sagittal balance? A validation study on preoperative and postoperative images of 170 patients.

Jörg Franke, Priyanka Grover, Jakob Siebenwirth, Christina Caspari, Marcel Dreischarf, Michael Putzier

Klinikum Magdeburg, Raylytic GmbH, Charité – Universitätsmedizin Berlin, Germany

58 The Catastrophization Effects of an MRI Report on the Patient and Surgeon and the Benefits of 'Clinical Reporting' - Results from an RCT and Blinded Trials

S Rajasekaran, S Dilip Chand Raja, Anand Kumar Behera, Pushpa BT, Shetty Ajoy Prasad, Rishi Mugesh Kanna

Department of Spine Surgery, Ganga Hospital, Coimbatore, India

Discussion
15:15 - 15:45
Break
15:45 - 17:05
Trauma, tumour and MISS
Location: Strauss 2
QF60 Teachability of Lower Cervical Spine Injuries Classifications

Andrey Grin, Ivan Lvov, Aleksandr Talypov, Anton Kordonskiy, Ulugbek Khushnazarov, Vladimir Krylov

Dept of Neurosurgery, Sklifosovsky Research Institute for Emergency Medicine, Moscow, Russia

QF61 Are 4 screws still better than 2 for posterior C1-C2 fixation? The results of a meta-analysis and retrospective cohort study

Ivan Lvov, Andrey Grin, Zaali Barbakadze, Rinat Abdrafiev, Ulugbek Khushnazarov

Dept of Neurosurgery, Sklifosovsky Research Institute for Emergency Medicine, Moscow, Russia

QF62 Early Clinical Predictors of Functional Recovery following Traumatic Spinal Cord Injury

Thea Overgaard Wichmann, Mette Haldrup Jensen, Helge Kasch, Mikkel Mylius Rasmussen

Dept of Neurosurgery, Aarhus, Denmark

QF63 Risk Factors for Refracture following Primary Osteoporotic Vertebral Compression Fractures

Chengyue Ji, Weihua Cai

Department of Orthopedics, the First Affiliated Hospital of Nanjing Medical University, Nanjing, China

QF64 The Influence of Pharmacological Osteoporosis Treatment on Refractures Following a Kyphoplasty

Imran Alam, Mustasim Rumi

Orthopedic Associates of Central Texas, Bradenton, United States

QF65 Percutaneous short fixation associated with kyphoplasty for burst fractures of the thoracolumbar spine: monoaxial versus polyaxial screws

Yann Sabah, Nicolas Bronsard

Department of orthopaedic surgery, Nice, France

QF66 Surgical Treatment of Spinal Metastases. Results of a Large Single Centre Study

Bernhard Springer, Christoph Stihsen, Anna Rienmüller, Philipp Funovics, Petra Krepler, Josef Grohs, Reinhard Windhager

Dept. of Orthopedics and Trauma Surgery, Medical University of Vienna, Vienna, Austria

QF67 Review of the effectiveness of stereotactic radiosurgery (SRS) treatment of spinal oligometastatic disease determined by local control, overall survival, pain response and toxicities: A Systematic Review

Priyanshu Saha, Thamer Hamdan, Bisola Ajayi, Christopher Fenner, Angelo Fragkakis, Timothy Bishop, Jason Bernard, Darren Lui

Complex Spinal Surgery department of Neurosciences, London, United Kingdom

QF68 Total Spondylectomy of C2: a series of 10 cases from a single center

Jan Štulík, Zdenek Klezl, Michal Varga, Tomas Vyskocil

Department of Spinal Surgery, University Hospital Motol, Prague, Czech Republic

QF69 En bloc resection of grade II intramedullary ependymomas is associated with superior Gross Total Resection (GTR) rates and functional outcome at 3 months

Vincent Healy, Zaitun Zakaria, Patrick O'Kelly, Mohammed Ben Husien, Ciaran Bolger

National Neurosurgery Unit, Beaumont Hospital Dublin, Ireland

QF70 THE MANAGEMENT OF SPINAL OLIGOMETASTASES AT A SUPRA-REGIONAL CENTRE IN THE ERA OF STEREOTACTIC ABLATIVE RADIOTHERAPY

Vino Sivasubramaniam, Angelo Fragkakis, Philip Ho, Chrostopher Fenner, Bisola Ajayi, Matthew Crocker, Pawanjit Minhas, Timothy Bishop, Jason Bernard

ST George's University Hospitals NHS Foundation Trust; Complex Spinal Surgery Dept, London, United Kingdom

QF71 Cost-effectiveness of Open Transforaminal Lumbar Interbody Fusion (OTLIF) versus Minimally Invasive Transforaminal Lumbar Interbody Fusion (MITLIF): A Systematic Review.

Ruud Droeghaag, Sem Hermans, Inge Caelers, Silvia Evers, Wouter van Hemert, Henk van Santbrink

Dept. of Orthopaedic Surgery, Zuyderland MC Heerlen, The Netherlands

QF72 Fusion Rate Following the Minimally Invasive Antepsoas (MIS-ATP) Technique for Lumbar and Lumbosacral Arthrodesis: a retrospective study

Tony Tannoury, Aziz Saade, Rahul Bhale, Chadi Tannoury

Department of Orthopaedics, Boston, United States

QF73 Minimally invasive sacroiliac joint fusion versus conservative treatment in patients with sacroiliac joint dysfunction: a systematic review and meta-analysis

Sem M. M. Hermans, Ruud Droeghaag, Martijn G.M. Schotanus, Henk van Santbrink, Wouter L.W. van Hemert, Inez Curfs

Department of Orthopaedic Surgery, Zuyderland Medical Center, Heerlen, the Netherlands

QF74 Outcomes of Injectable Platelet rich fibrin (iPRF)and cryopreserved human amniotic membrane(c-hAM) injections following Lumbar Decompression Surgery A clinical study

Amit Lakhani, Ena Sharma

Dept of orthopedics, MMMCH, Solan, Himachal pradesh, Parwanoo, India

QF75 Clinical performance of endoscopic lumbar decompression for the treatment of lumbar radiculopathy: a controlled evaluation of 28 cases with 1 year follow-up data

Babak Saravi1,2, Gernot Lang1,2, Sara Ülkümen1,2, Norbert Südkamp1, Frank Hassel2

1) Department of Orthopedics and Trauma Surgery, Medical Centre—Albert-Ludwigs-University of Freiburg, Faculty of Medicine, Albert-Ludwigs-University of Freiburg, Freiburg, Germany; 2) Department of Spine Surgery, Loretto Hospital, Freiburg, Germany

15:45 - 17:05
Risk factors, safety & New techniques
Location: Strauss 3
QF80 Behavior of 30º Upper Thoracic Curves After Thoracoscopic VBT for Main Thoracic Curves: A Matched Cohort Analysis

Ahmet Alanay, Altug Yucekul, Atahan Durbas, Ilkay Karaman, Tais Zulemyan, Gokhan Ergene, Sahin Senay, Sule Turgut Balci, Pinar Yalinay Dikmen, Yasemin Yavuz, Caglar Yilgor

Department of Orthopaedics and Traumatology, Acibadem University School of Medicine, Istanbul, Turkey; Acibadem University School of Medicine, Istanbul, Turkey; Comprehensive Spine Center, Acibadem University Maslak Hospital, Istanbul, Turkey; Operating Room Services, Acibadem University Vocational School of Health Sciences, Istanbul, Turkey; Department of Cardiovascular Surgery, Acibadem University School of Medicine, Istanbul, Turkey; Anesthesiology Service, Acibadem University Maslak Hospital, Istanbul, Turkey; Department of Neurology, Acibadem University School of Medicine, Istanbul, Turkey; Department of Biostatistics, Ankara University Faculty of Medicine, Ankara, Turkey

QF81 Brace and Physiotherapeutic Scoliosis Specific Exercises (PSSE) for Adolescent Idiopathic Scoliosis (AIS) treatment: A prospective study following Scoliosis Research Society (SRS) criteria

Nikos Karavidas

Schroth Scoliosis & Spine Clinic, Athens, Greece

QF82 Relationship of Kinesophobia with pain and quality of life in patients with idiopathic scoliosis

Javier Pizones, Antonia Matamalas , Clara Figueras, Ferran Pellise, Jesus Betegon, Jose Miguel Sanchez-Marquez, Lucia Moreno-Manzanaro , Marta Esteban, Joan Bago

Spine Unit, Orthopaedic Surgery Department, Hospital Vall D’Hebrón. Barcelona. Spain; Spine Unit, Orthopaedic Surgery Department, Hospital Universitario La Paz, Madrid, Spain; Spine Unit, Orthopaedic Surgery Department, Complejo Asistencial Universitario de León (CAULE), Spain

QF83 The joint effects between back pain and mental health conditions on health care utilization and costs in Ontario, Canada: A population-based cohort study

Jessica J. Wong, Pierre Côté, Andrea C. Tricco, Tristan Watson, Laura C. Rosella

Dalla Lana School of Public Health, University of Toronto, Toronto, Canada

QF84 No evidence for an effect of the first COVID-19 lockdown on neck pain and neck disability among Swiss office workers

Andrea M Aegerter, Manja Deforth, Venerina Johnston, Gisela Sjøgaard, Markus J Ernst, Hannu Luomajoki, Thomas Volken, Julia Dratva, Holger Dressel, Oliver Distler, Achim Elfering, Markus Melloh

Institute of Health Sciences, School of Health Professions, Zurich University of Applied Sciences, Winterthur, Switzerland; School of Health and Rehabilitation Sciences, The University of Queensland, Brisbane, QLD, Australia; Department of Sports Science and Clinical Biomechanics, University of Southern Denmark, Odense, Denmark; Institute of Physiotherapy, School of Health Professions, Zurich University of Applied Sciences, Winterthur, Switzerland; School of Sport, Exercise and Rehabilitation Sciences, University of Birmingham, Birmingham, United Kingdom; Faculty of Medicine, University of Basel, Basel, Switzerland; Division of Occupational and Environmental Medicine, Epidemiology, Biostatistics and Prevention Institute, University Hospital Zurich, University of Zurich, Zurich, Switzerland; Department of Rheumatology, University Hospital Zurich, University of Zurich, Zurich, Switzerland; Institute of Psychology, University of Bern, Bern, Switzerland; School of Medicine, The University of Western Australia,

QF85 Prediction of screw loosening: Is it possible via measuring the insertion torque? An in vitro study

Jan Ulrich Jansen, Laura Zengerle, Carsten Hackenbroch, Youping Tao, Hans-Joachim Wilke

Institute of Orthopaedic Research and Biomechanics, Ulm University, Germany; Department of Radiology, German Armed Forces Hospital Ulm, Germany

QF86 Post-surgical rehabilitation for adults treated surgically for lumbar disc herniation: Systematic review and meta-analysis

Carolina Cancelliere, Hainan  Yu, Margareta Nordin, Paulo Pereira, Silvano Mior, Ginny Brunton, Jessica Wong, Heather Shearer, Gaelan Connell, Leslie Verville, Demi Wang, James Young, Danny Myrtos, Andrew Romanelli, Pierre Cote

Ontario Tech University, Oshawa, Canada

QF87 Radiation doses of sliding gantry CT-based as compared to mobile cone-beam CT-based navigated pedicle screw placement in a homogenous cohort

Sebastian Ille, Lea Baumgart, Bernhard Meyer, Sandro Krieg

Department of Neurosurgery, Technical University Munich, School of Medicine, Klinikum rechts der Isar, Munich, Germany

QF88 Complication rates by approach in Anterior Lumbar Interbody Fusion, does it matter? A systematic review

Iain Feeley, Aoife Feeley, Kevin Clesham, Joseph Butler

Department of Orthopaedics, National Orthopaedic Hospital Cappagh, Dublin, Ireland

QF89 Obesity: an independent risk factor for complications in anterior lumbar interbody fusion?

Aoife Feeley, Iain Feeley, Jake McDonnell, Joseph Butler

Midland Regional Hospital Tullamore, Offaly, Ireland

QF90 Effect of a Strutted Intradiscal Spacer on Disc Reherniation Following Lumbar Discectomy: A 2-year Retrospective Cohort Study

Robin Srour, Amira El Arbi, Xavier Hoarau, Daniel Orenstein

Dept of Neurosurgery, Colmar, France

QF91 Preoperative neutrophil-lymphocyte ratio (NLR) and lymphocyte percentage could be useful predictors of postoperative complications after lumbar fusion

Balint Borbas, Temidayo Osunronbi , Hiba Lusta, Agbolahan Sofela, Himanshu Sharma

Faculty of Health, University of Plymouth, Plymouth, United Kingdom; Hull University Teaching Hospitals NHS Trust, Hull, United Kingdom; 3. Southwest Neurosurgery Centre, Plymouth, United Kingdom

QF92 Intraoperative fluid management in complex lumbar spine surgery

Anto Abramovic, Christoph Orban, Sara Lener, Pierre-Pascal Girod, Claudius Thomé, Sebastian Hartmann

Department of Neurosurgery, Medical University of Innsbruck, Innsbruck, Austria

QF93 Virtual Reality training in spine surgery: an innovative solution for inclusive and value-based coaching

Andrea Luca, Riccardo Giorgino, Emanuele Ruberto, Alessio Lovi, Lisa Babbi, Marco Brayda-Bruno

Spine Unit III, IRCCS Galeazzi, Milan, Italy

QF94 Spinal Intradural Arachnoid Cysts - A Multicentre Case Series Assessing Management and Outcomes

James Bartram, Asfand Baig Mirza, Siddharth Sinha, Timothy Boardman, Axumawi Gebreyohanes, Amisha Vastani, Edward Dyson, Vittorio Russo, David Choi, Ahilan Kailaya-Vasan, Gordan Grahovac

Department of Neurosurgery, Kings College Hospital, London, United Kingdom

QF95 Intraoperative indocyanine green (ICG) videoangiography in intramedullary hemangioblastoma surgery: helpful tool or unnecessary?

Jan-Helge Klingler, Christine Steiert, Bianca-Ioana Blaß, Romina Hohenhaus, Jürgen Grauvogel, Christian Scheiwe, Jürgen Beck

Dept of Neurosurgery, Freiburg, Germany

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