Repair of ligaments of medial compartment of knee. A, Sutures are inserted into stump at original attachment of posterior oblique ligament (POL) and periosteum on adductor tubercle (AT) and through capsule (A) and tibial portions (B) of posterior oblique ligament (see text). B, Posterior oblique ligament is pulled forward and fixed and tied as tightly as possible to adductor tubercle with knee at 60 degrees of flexion when sutures are tied (see text). C, Advancement of tibial end of POL, with suturing to periosteum of tibia and to repaired medial collateral ligament (MCL) (see text). D, Anterior border of POL advanced and sutured over posterior border of MCL. X and Y, Sutures attaching POL to repaired medial collateral ligament. (Redrawn from Hughston JC, Eilers AF: The role of the posterior oblique ligament in repairs of acute medial [collateral] ligament tears of the knee, J Bone Joint Surg 55A:923, 1973.) SEE TECHNIQUE 45.4.