| Terminated | AO Multicenter Intervention Trial for Prevention of Surgical Site Infection Surgical Site Infection | N/A | 2019-12-06 |
| Terminated | Patients 60 Years and Older Suffering From Mandibular Fractures Registry Mandibular Fractures | — | 2019-10-14 |
| Active Not Recruiting | Fracture-Related Outcome Study for Operatively Treated Tibia Shaft Fractures Tibial Fracture, Fracture of the Tibia Type AO/OTA 42 | — | 2019-04-04 |
| Unknown | Medication-related Osteonecrosis of the Jaw (MRONJ) Registry Medication-related Osteonecrosis of the Jaw, Bisphosphonate-Associated Osteonecrosis of the Jaw | — | 2017-08-14 |
| Completed | Bilateral Condylar Fractures Registry Bilateral Condylar Fracture of the Mandible | — | 2017-01-01 |
| Completed | Posterior Ligament Complex Assessment Without Magnetic Resonance Image in Thoracolumbar Fractures Spinal Deformity, Spinal Fractures, Spinal Injuries | — | 2016-10-01 |
| Withdrawn | A Focused Registry to Document the Use of the Short- or Long-stemmed Radial Head Prosthesis (RHP) Fracture of the Radial Head Which is Not Amendable to an Adequate Osteosynthesis, Post-traumatic Deformity or Arthroses, Failed Open Reduction Internal Fixation (ORIF) of a Radial Head Fracture | — | 2015-07-01 |
| Completed | A Multicenter RCT to Investigate the Treatment of Double (Bilateral) Mandibular Fractures Mandibular Fractures | N/A | 2015-04-01 |
| Completed | Focused Registry on the Titanium Trochanter Fixation Nail Advanced (TFNAdvanced™) Pertrochanteric Fractures of Femur, Intertrochanteric Fractures of the Femur | — | 2015-03-01 |
| Completed | Focused Registry SmartFix Fracture of Shaft of Tibia | — | 2015-01-01 |
| Terminated | TMT Fusion Plate vs. Two Crossed Screws Clinical Indication for First Metatarsal Joint Arthrodesis | N/A | 2014-10-01 |
| Completed | Performance Improvement Program on Imaging II Hip Fractures, Femoral Fractures, Fractures, Bone | — | 2014-10-01 |
| Completed | Focused Registry on the Conservative Treatment of Osteoarthritis of the Knee Osteoarthritis, Knee, Osteonecrosis | — | 2014-03-01 |
| Completed | A Focused Registry on Anterior Cervical Interbody Spacer ACIS Degenerative Cervical Spine | — | 2014-02-01 |
| Completed | PHILOS Augmented - a Multicenter Randomized Controlled Trial Humerus Fractures, Closed Fracture of the Proximal Humerus | N/A | 2013-10-01 |
| Completed | A Retrospective Study to Assess the Outcome After Surgical Reconstruction of the Midfoot With the Midfoot Fusi Charcot Neuroarthropathy, Diabetic Foot | — | 2013-01-01 |
| Terminated | Spine FA3 - a Prospective, International, Multicenter Cohort Study on Treatment of of AO A3 Thoracolumbar Frac Single Level Stable Thoracolumbar Fracture Type AO A3, Multiple Level Stable Thoracolumbar Fracture Type AO A3 | — | 2013-01-01 |
| Completed | Latin America Hip Fracture Mortality Study Hip Fractures | — | 2013-01-01 |
| Completed | Quadrilateral Surface Plate (QSP) Focused Registry Acetabular Fracture | — | 2012-10-01 |
| Completed | Development and Validation of Intraoperative Image-quality Criteria Proximal Femur Fractures | — | 2012-09-01 |
| Completed | Infection Rates Following Internal Fixation of Open and Closed Tibia Fractures in India Tibia Fracture | — | 2012-08-01 |
| Completed | Retrospective Eight Plate Study Leg Length Discrepancy, Varus/Valgus Deformities of the Knee | — | 2012-07-01 |
| Completed | Clinical Priority Program-Bone Infection Registry Bone Infection, Staphylococcus Aureus | — | 2012-06-01 |
| Completed | Proximal Femoral Nail Antirotation (PFNA) Versus PFNA Augmentation Hip Fractures, Closed Fracture of Hip | Phase 4 | 2012-02-01 |
| Completed | Pilon Fracture Reduction and Functional Outcome Pilon Fracture of Tibia | — | 2011-11-01 |
| Completed | Proximal Femur Locking Compression Plates Versus Trochanteric Nails Reverse Oblique Intertrochanteric Fractures, Reverse Oblique Subtrochanteric Fractures | N/A | 2011-05-01 |
| Completed | Pilot Study to Evaluate Feasibility of DensiProbe Spine Assessing Bone Strength in Spinal Surgery Spinal Diseases | — | 2010-08-01 |
| Completed | The Role of Patient Expectations in Traumatic Orthopedic Outcomes-TEFTOM EURASIA Tibia Fracture (Isolated), Ankle Fracture (Isolated) | — | 2010-06-01 |
| Completed | Prospective Multicenter Trial to Compare Preformed vs Non Preformed Orbital Implants Orbital Floor Fracture, Medial Orbital Wall Fracture | — | 2010-06-01 |
| Completed | 2.4 mm Variable Angle LCP Two-Column Volar Distal Radius Distal Radius Fractures | Phase 4 | 2010-06-01 |
| Terminated | Midfoot Fusion Bolt (MFB) in the Early Stage of Diabetic-neuropathic Charcot Feet Diabetes Mellitus 1 or 2, Midfoot Charcot Neuroarthropathy | N/A | 2010-05-01 |
| Completed | Clinical Trial to Evaluate Safety and Efficacy of Hyalospine® in Lumbar Laminectomy or Laminotomy Degenerative Spinal Stenosis, Disk Herniation | Phase 2 / Phase 3 | 2009-11-01 |
| Completed | Trial to Evaluate the Effectiveness of Angular Stable Locking System (ASLS) in Patients With Distal Tibial Fra Tibial Fractures | N/A | 2009-06-01 |
| Completed | Clinical Experience With the Hindfoot Arthrodesis Nail for the Surgical Treatment of Ankle and Hindfoot Pathol Hindfoot Arthrodesis, Hindfoot Pathologies | — | 2009-05-01 |
| Terminated | Influence of Bone Strength Measured by DensiProbe on Bone Related Fixation Failure Femoral Fractures, Hip Fractures, Osteoporosis | N/A | 2008-11-01 |
| Completed | Evaluation of Handling and Possible Complications Related to the Newly Developed Angular Stable Locking System Humerus Fracture, Femur Fracture, Tibia Fracture | — | 2008-08-01 |
| Completed | Accuracy of Navigation in Placement of Sacroiliac Screw Hip Fracture | Phase 4 | 2008-06-01 |
| Completed | Surgical Treatment of Cervical Spondylotic Myelopathy Cervical Spondylotic Myelopathy | — | 2007-11-01 |
| Completed | Treatment of Unstable Trochanteric Fractures With the Proximal Femoral Nail - Antirotation (PFNA)-Asia Trochanteric Fractures | — | 2007-11-01 |
| Completed | Proximal Femoral Nail Antirotation™ (PFNA) Versus Gamma Nail 3™ (Gamma3) for Intramedullary Nailing of Unstabl Unstable Trochanteric Fractures | Phase 4 | 2007-11-01 |
| Completed | Influence of Local Bone Status on Complications After Surgical Treatment of Proximal Humerus Fractures Proximal Humeral Fractures, Poor Bone Quality, Treatment Complications | — | 2007-03-01 |
| Completed | Trauma Expectation Factor Trauma Outcome Measure Ankle Fracture, Pilon Fracture | — | 2007-02-01 |
| Completed | The Influence of Local Bone Status on Complications After Surgical Treatment of Distal Radius Fractures Distal Radius Fractures, Poor Bone Quality, Treatment Complications | — | 2007-02-01 |
| Completed | Comparing Surgical to Conservative Management in the Treatment of Type II Odontoid Fractures Among the Elderly Odontoid Fractures Type II | Phase 4 | 2006-01-01 |
| Terminated | Open Wedge High Tibia Osteotomy High Tibia Osteotomy | Phase 4 | 2005-05-01 |
| Completed | Operative Versus Conservative Treatment of Scaphoid Fractures Scaphoid Fracture | Phase 4 | 2003-12-01 |
| Completed | Open Versus Endoscopic Surgery of Craniomaxillofacial (CMF) Condylar Neck Fractures Condylar Neck Fractures | Phase 4 | 2003-04-01 |
| Completed | LPHP-Philos-PHN Conservative Treatment Proximal Humeral Fracture | Phase 4 | 2002-08-01 |
| Terminated | Surgical Plate Osteosynthesis of Distal Radius Fractures Distal Radius Fractures | Phase 4 | 2001-12-01 |
| Completed | Non Randomized Humerusshaft Fracture Humerusshaft Fractures | Phase 4 | 2000-12-01 |