Fig. 1

Surgical methods. a The supraspinatus tendon completely teared and retracted with the long head tendon of biceps intact; b a suture anchor was inserted at the greater tuberosity to prepare for transposition of the long head tendon; c pass the blue thread through the long head tendon and knot it with Lasso technique; d the long head transformation finished; e white suture was passed through the longhead tendon and infraspinatus tendon; f white suture knotted, then the closure of rotator cuff defect. A anchor with sutures (white and blue); L long head of biceps; H humrus head; G Glenoid; SST Supraspinatus tendon; IST Infraspinatus tendon