A hamstrings graft is a ligament transplant using one of the hamstrings tendons from the back of the knee.
Tendons involved in a hamstrings ACL graft
Usually the ACL surgeon will create a 4-stranded graft using the semi-tendinosus - often together with another muscle, the gracilis (which is itself not actually a hamstring).
Synonyms:
pes anserinus graft
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