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Principles of Kinematic Alignment in Total Knee Arthroplasty
Mechanical vs Kinematic Knee Replacement Total knee arthroplasty (TKA) has traditionally been guided by the principle of mechanical alignment, aiming to position implants perpendicular to the mechanical axis of the limb. While this approach has delivered reproducible survivorship, a persistent proportion of patients report dissatisfaction despite technically “well-aligned” knees. This gap between radiographic success and