Objective: To evaluate the outcomes off all cases that are operative the anterior cruciate ligament reconstruction through arthroscopy at Nhan Dan Gia Dinh hospital. Methods: Prospective observation. Results: From 3/2009 to 6/2010, we had 16 patients who were operated the anterior cruciate ligament reconstruction through arthroscopy. Nine patients only had ACL rupture and remains had not only ACL rupture but also meniscal tear.