Previous High Tibial Osteotomy
Previous High Tibial Osteotomy Brian P. Chalmers Tad M. Mabry Key Concepts Total knee arthroplasty (TKA) after high tibial osteotomy (HTO) is made challenging by prior skin incisions, patella baja,…
Flexion Contracture
Flexion Contracture Stephen M. Petis Matthew P. Abdel Key Concepts Flexion contractures are not uncommon before total knee arthroplasty (TKA), occurring in patients with varus and valgus gonarthrosis. A flexion…
Total Knee Arthroplasty: Posterior Cruciate Retaining and Substituting Implants
Total Knee Arthroplasty: Posterior Cruciate Retaining and Substituting Implants Ashton H. Goldman Robert T. Trousdale Key Concepts Both posterior stabilized (PS) and cruciate retaining (CR) knees can be successful when…
Valgus Knee Deformity
Valgus Knee Deformity Kapil Mehrotra Mark W. Pagnano Key Concepts Mild to moderate valgus knee deformities often can be corrected with soft tissue balancing by selectively releasing tight structures on…
Varus Knee Deformity
Varus Knee Deformity Kapil Mehrotra Daniel J. Berry Key Concepts Balancing the varus knee begins with making bone cuts that restore neutral (or near-neutral) mechanical alignment to the knee, followed…
Patellofemoral Arthroplasty
Patellofemoral Arthroplasty R. Kyle Martin Diane L. Dahm Key Concepts Patellofemoral arthroplasty (PFA) is indicated for a specific subset of patients with degenerative arthritis whose pattern of symptoms localizes to…
Kinematic or Anatomic Alignment Techniques in Primary Total Knee Arthroplasty
Kinematic or Anatomic Alignment Techniques in Primary Total Knee Arthroplasty Ashton H. Goldman Mark W. Pagnano Key Concepts Kinematic (anatomic) alignment is a true measured resection technique whereby the general…
Flexion Gap Balancing Techniques in Primary Total Knee Arthroplasty
Flexion Gap Balancing Techniques in Primary Total Knee Arthroplasty Nicholas A. Bedard Michael J. Taunton Key Concepts The goal of this technique is a stable knee replacement in both flexion…
Mid Vastus; Mini Mid Vastus Approaches
Mid Vastus; Mini Mid Vastus Approaches Heath P. Melugin Mark W. Pagnano Key Concepts Patient is positioned supine without the use of a leg holder or hip rest to give…
Median Parapatellar Approach
Median Parapatellar Approach Timothy S. Brown Michael J. Taunton Key Concepts Supine positioning, with a nonsterile leg holder to help maintain knee flexion and a nonsterile post to prevent passive…
