Abstract:Shoulder instability is a common clinical disease. With the improvement of medical level, the treatment of shoulder instability is developing gradually, from open surgery to minimally invasive shoulder arthroscopy, from soft tissue repair surgery under arthroscopy to bone repair surgery, but at present, there is still a high recurrence rate after shoulder instability. This article aims to summarize Self factors and treatment factorsand of Factors of recurrence after shoulder instability to improve the understanding of shoulder instability and make the final treatment.