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To investigate the effectiveness of arthroscopic reinforced reconstruction of anterior cruciate ligament (ACL) with autologous hamstring tendon combined with anchor suture band. Between February 2016 and March 2018, 60 patients who were to be treated with arthroscopic ACL reconstruction and met the selection criteria were selected in the study. Among them, 30 cases were reconstructed with autologous hamstring tendon combined with anchor suture band (trial group), and 30 cases were reconstructed with simple autologous hamstring tendon (