The posterosuperior rotator cuff tear is the most common injury among the rotator cuff tears. The lower trapezius is the most anatomical alternative for the transfer of irreparable posterosuperior rotator cuff tears, because its origin is cranial to the latissimus dorsi and medial to the infraspinatus fossa of the scapula, giving it a line of traction similar to that of the tendon of the scapula. infraspinatus. The objective of this study is to describe the functionality of patients undergoing transfer of the lower portion of the trapezius, through a descriptive observational study, in patients under 65 years of age with irreparable rotator cuff injury, operated on by an experienced surgeon. in said procedure.
