Arthroscopic Debridement of the Posterior Compartment of the Knee after Total Knee Arthroplasty
Figure 2
(a) Operative procedure to determine the site of the posteromedial portal. A 22-gauge needle was inserted at the edge just posterior to the medial aspect of the femoral component. Note the drops of irrigation solution dripping from the inserted needle. (b) The black star indicates the position of the posteromedial portal. MCL: medial collateral ligament; MG: medial head of the gastrocnemius muscle; SA: sartorius; SN: saphenous nerve.
