a. Popliteal vessels (artery medial to vein) b. Tibial nerve c. Vastus medialis obliquus d. Biceps femoris e. Superior pole of patella f. Medial head of gastrocnemius g. Medial patellar retinaculum h. Lateral patella facet cartilage i. Proximal attachment of medial collateral ligament (partially torn in this patient) j. Lateral femoral condyle k. Proximal attachment of anterior cruciate ligament l. Proximal attachment of posterior cruciate ligament m. Proximal attachment of fibular collateral ligament n. Patellar tendon o. Anterior cruciate ligament p. Body of lateral meniscus q. Anterior horn of medial meniscus r. Pes anserine tendons (sartorius, gracilis and semitendinosus from anterior to posterior) s. Distal insertion of iliotibial band t. Distal insertion of semimembranosus u. Medial head of gastrocnemius v. Soleus w. Distal attachment of medial collateral ligament x. Popliteus y. Common peroneal nerve z. Tibial tuberosity with distal patella tendon insertion.