1 — Fibula; 2 — Suprapatellar recess; 3 — Patella, articular surface; 4 — Lateral meniscus; 5 — Fibular collateral ligament; 6 — Anterior cruciate ligament; 7 — Lateral condyle of femur; 8 — Femur; Thigh bone; 9 — Patellar surface of femur; 10 — Medial condyle of femur; 11 — Medial meniscus; 12 — Alar folds; 13 — Infrapatellar fat pad; 14 — Fibula