Replacement of the two cruciate ligaments with a single transplant derived from the extensor apparatus (crossed quadriceps ligamentoplasty)
The technique of crossed quadriceps ligamentoplasty is designed for severe chronic ligamentous laxity of the knee associated with gross anterior and posterior drawer signs and an often complex peripheral laxity. It is well known that none of the palliative reconstructions of the central pivot with various tendinous transplants bears more than a remote similarity to the normal anatomy, since the arrangement of the fibres of the two cruciate ligaments is so complex.
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