Current Research Projects Donor Supported Spine Retrospective Review of Spine Surgery Patients Return to Work Spine TRACK (Translating Radiographic and Clinical Knowledge): Outcomes Data Collection in Degenerative, Deformity and Trauma Patients Total Joint The American Joint Replacement Registry Drivers of Variation in Costs for Total Joint Arthroplasties Correlation between Preoperative PHQ-2 Scores and Postoperative Patient-Reported Outcomes in Total Joint Arthroplasty A Prospective Look at Opioid Use Following Total Joint Replacement Surgery Successful Outcomes in Enhanced Recovery Program Patients Following Joint Replacement Surgery Sports Medicine The Over-Prescription of Opioid Pain Medicine Following Simple Knee Arthroscopic Surgeries Oblique Imaging of the Anterior Band of the Ulnar Collateral Ligament of the Elbow Based on Three-Dimensional Orientation A Review of Arthroscopic Treatment of Soft Tissue Dysfunction after Total Joint Arthroplasty Industry Sponsored Spine A Prospective Multicenter Study Evaluating the Clinical and Radiographic Outcomes of Thoracolumbar Spine Surgery When Comprehensive Sagittal Alignment Surgical Planning is Used One-Level Cervical Spine Arthroplasty using Simplify Disc Total Joint Outcomes of Total Knee Arthroplasty (TKA) Using the ATTUNE Cementless Primary Rotating Platform Total Knee System Clinical Outcomes following Total Joint Replacement with Corin Prosthesis ACTIS Early Performance DePuy Outcomes Tracking System Establishing a Retrospective Clinical Outcomes/Database from Joint Replacement Surgery Correlation of Patient Outcomes with Collateral Ligament Tension at the time of Implantation in Total Knee Arthroplasty Short, Medium and Long Term Survivorship of Attune Primary Total Knee Prostheses Establishing a Prospective Clinical Outcomes Registry/Database from Joint Replacement Surgery Direct Anterior Total Hip Arthroplasty Prospective, Single Arm Multiconfiguration Investigation to Assess the Functional Performance of Attune Primary Total Knee Arthroplasty System Multi-center, Non-comparative Study of Primary TKA Functional Performance Sports Medicine Rotation MEdical BioindUctive ImpLant Database (REBUILD) Registry A Randomized Comparison of NeoCart to Microfracture for the Repair of Articular Cartilage Injuries in the Knee