“…Whereas 73 % of good objective results and satisfactory subjective results were documented, 57 % of patients did not return to the same level of sport activity, significantly inferior to that of a primary procedure. Although significant advances in ACL reconstructive surgery have been made in the past decade, graft failure continues to occur, with a reported rate of about 2 % of patients in the first 2 years [4] and 11.9 % at 10 years [15]. Several factors can account for reinjuries, including young patient age, high sports activity level, prior meniscectomy, or errors in surgical technique such as improper graft placement, tensioning, fixation [6].…”