Fred D. Cushner, MD, preforms an obesity TKA.

Elizabeth B. Gausden, MD, MPH preforms an anterior-based revision THA (head and liner exchange).

Elizabeth B. Gausden, MD, MPH preforms a revision THA ETO, Res Mod (Closing Stem).

Alberto Carli, MD preforms a TKA static spacer.

Alberto Carli, MD preforms a preparation of antibiotic cement & TKA articulating spacer.

Edwin P. Su, MD, preforms a Biomet Oxford uni-compartmental knee replacement.

Edwin P. Su, MD, preforms a Birmingham hip resurfacing.

Jason L. Blevins, MD preforms a revision THA Monoblock Stem.

Peter K. Sculco, MD preforms a DePuy prostalac articulating spacer THA.

Taylor J. Reif, MD preforms a distal femur osteotomy with a patient specific cutting guide and plate.

Peter K. Sculco, MD preforms a Persona IQ® The Smart Knee™ total knee replacement.

David M. Dines, MD demonstrates a total shoulder arthroplasty (reverse).

Joshua S. Dines, MD demonstrates a rotator cuff repair.

Austin T. Fragomen, MD and Beth E. Shubin Stein, MD demonstrate a total patellar realignment with tibial tubercle osteotomy, medial patellofemoral ligament reconstruction, and distal femoral osteotomy.

David W. Altchek, MD demonstrates an ulnar collateral ligament reconstruction.

Russel C. Huang, MD demonstrates a bilateral microsurgical lumbar laminoplasty (stenosis decompression).

Mathias P.G. Bostrom, MD, demonstrates a revision total hip arthroplasty for acetabular polyethylene wear and osteolysis using a computer navigation tool. 00:00 Revision of Total Hip Arthroplasty Acetabular Component using Computer Navigation 00:17 Introduction and preoperative planning 02:15 Surgical approach and hip exposure 06:16 Hip dislocation, femoral exposure 07:15 Measurement of LTC, femoral head removal 07:31 Acetabular exposure and retractor placement 09:05 Identification of initial acetabular reference plane using navigation tool 09:30 Removal of acetabular components 11:07 Acetabular preparation 12:02 Placement of acetabular shell, screws, and liner 13:04 Measurement of acetabular component position using navigation tool 14:06 Dual mobility femoral head preparation and impaction 15:17 Wound irrigation and closure

Jose A. Rodriguez, MD demonstrates a total hip replacement using the direct anterior approach. 0:00 Introduction and pre-op planning 4:00 Exposure and Capsulotomy 9:05 Femoral head -neck exposure, osteotomy, and removal 11:30 Lateral capsular mobilization from gluteus minimus and femoral neck 13:16 Acetabular exposure, reaming and cup insertion, osteophyte removal 18:54 Femoral exposure and mobilization 22:54 Femoral canal entry and preparation, and trial reduction/stability assessment, final implantation

Roger F. Widmann, MD demonstrates tips, tricks, and techniques for robotically-assisted surgical navigation for the purpose of safe and accurate placement of pedicle screws in the pediatric patient. 0:00 Robotic-Assisted Adolescent Idiopathic Scoliosis Surgery: T2-L4 Spinal Fusion 4:35 Surgical Approach 07:27 Robotic registration 10:01 Robotic screw insertion 16:06 2nd Robotic Registration 16:49 Robotic screw insertion 17:14 Transmuscular screw insertion technique 21:13 Screw trajectory verification 21:39 Rod templating and contouring 22:07 Deformity correction 22:33 Primary curve derotation 24:20 Derotation of second curve 25:08 Rod exchange 26:03 Final tightening and xray check 26:11 Final outcome

Answorth A. Allen, MD performs an ACL reconstruction.