Comparison of Continuous Proximal Versus Distal Adductor Canal Blocks for Total Knee Arthroplasty

Background and Objectives

Adductor canal blocks (ACBs) are associated with improved analgesia, preserved quadriceps strength, and decreased length of hospitalization after total knee arthroplasty (TKA). However, controversy remains regarding the ideal location of a continuous block within the adductor canal, and it remains unclear whether similar clinical benefits are obtained irrespective of block location. In this randomized,...