[Research progress on factors of shoulder stiffness after rotator cuff tear repair].

Rotator cuff tear is a common shoulder injury in daily work and sports activities. Arthroscopic repair is the most widely used method for rotator cuff tears, and the postoperative prognosis is good. However, there are still a series of postoperative complications that affect the therapeutic effect and patient satisfaction, such as postoperative pain, infection, retear, shoulder stiffness, etc. This paper reviews the occurrence and influencing factors of shoulder stiffness after arthroscopic repair of rotator cuff tear, in order to provide reference for the prevention of postoperative shoulder stiffness and explore the mechanism of postoperative shoulder stiffness.