9h30 Intraoperative use of external fixator for pelvic ring fracture: a comparative study A. Charlot (St Joseph, Paris) 9h45 Traumatic lesions of the pubic symphysis: risk factors for radiological failure S. EL Yahiaouni (St Joseph, Paris) 10h00 Pubic symphysis tethering technique under endoscopic approach for treatment of pelvic open-book injury: a cadaver study / PE. Moreau (St Joseph, Paris) 10h15 Retrograde locked nailing for pubic ramus fractures: a technical note M. Boudissa (CHU Grenoble Alpes) 10h30 Enhanced Bone Exposure via Laparoscopy in Acetabulum and Pelvic Ring Surgeries G. David (Angers) 10h45 Could endoscopy be the next step in pelvic ring and acetabular trauma surgery? A cadaveric study G. David (Angers)

The Role of Examination Under Anesthesia in the Treatment of Pelvic and Acetabular Fractures

1/Mehdi Boudissa de Grenoble: Geriatric acetabular fracture 2/Remi Di Francia de Brest : Percutaneous pelvis surgery 3/Umberto Mezzadri d'Italie : Flip failure

14h30 Displacement analysis in posteriorpelvic ring lesions / R. Kalka-Debidine (St Joseph, Paris) 14h40 Navigation and 3D-imaging in Pelvic Ring Surgery: a systematic review of prospective comparative studies / M. Boudissa (CHU Grenoble Alpes) 14h50 Patient-specific computer-assisted planning in retrograde screwing for pubic ramus fractures: a technical note / M. Boudissa (CHU Grenoble Alpes) 15h00 Weight-bearing protocols for lateral compression fractures of pelvic ring : a literature review G. Khoury (CHU Grenoble Alpes) 15h10 Minimally invasive management of both column fractures: outcomes of acetabular fixation using the Pararectus approach versus ilioinguinal approach C. Herce (CHU de Nice) 15h20 Acute total hip replacement by direct anterior approach combined with intrapelvic fixation for geriatric acetabular fracture of the anterior column M. Jayankura (Hôpital Universitaire, Bruxelles)

Fragility Fractures of Pelvis. From Eminence to Evidence

1/ Pauline Buteau de Bruxelles : Stoppa et DAA 2/ Marie Le Baron de Marseilles : peroperative acetabular fracture during hip arthroplasty 3/ Ali Al Ghoul de St Joseph : posterior approach