“…The pathomechanics that results from disruption of this ligament often causes instability, recurrent injury, and posttraumatic arthritis.~-~.3~47,50,56,58,66,72 Numerous methods of treatment have been advocated to restore function and normal kinematics.2 Autografts, allografts, and synthet1CS25,35,61,65 have been used in extra-and intraarticular reconstructions to stabilize the ACL-deficient knee. Autogenous extraarticular reconstructions include dynamic stabilization with pes anserinus transfer medially,68 biceps tendon transfer laterally,4 and various iliotibial band transferS.5° 12,17, 22, 37,46, 51, 54 Intraarticular procedures substitute part of the extensor mechanism,7,9,10,16,18,24,36,38,48,49,59 the iliotibial band,3o,32,55,57,67, 74 the semitendinog~g8,26,39,44,53,6o,75 and gracilis tendons,40,52,20,33,41,71,73 Intra-and extraarticular procedures have been combined to improve the efficacy of reconstruction. 1,6,9,23,28,43,62,64,76 The goals of these reconstructions are to restore stability, return the patient to the preinjury activity level, prevent recurrent injury, and minimize posttraumatic arthritis.…”