Background
Incidence![Revision ACL Ruptured Graft MRI BPTB Allograft](/sites/default/files/LowerLimb/Revision ACL Graft Rupture BPTB Allograft.jpg)
Up to 8% patients with ACL reconstruction will have recurrent instability and graft failure
- increased with surgical inexperience
Graft can
1. Be inadequate from the start
- inadequate tension
- poor tunnel placement