Arthroscopic Debridement of the Posterior Compartment of the Knee after Total Knee Arthroplasty
Figure 3
(a) Operative procedure to determine the site of the posterolateral portal. A 22-gauge needle was inserted at the edge just posterior to the lateral aspect of the femoral component. (b) The black star indicates the position of the posterolateral portal. BF: biceps femoris; CPN: common peroneal nerve; LCL: lateral collateral ligament; PT: popliteus tendon.
