Fig. 1

Arthroscopic view of the rotator cuff repair. Picture a shows the large size full-thickness torn supraspinatus tendon with a U-shape. Picture b shows the bone morrow vents in the greater tuberosity after debridement of the remaining tendon. Picture c shows that the sutures passed the tendon in a “fan-like” array and were tied with locking sliding knots. Picture d shows the emerging crimson duvet bone marrow enveloping the footprint