Triangular fibrocartilage injury can be treated conservatively or surgically according to the degree of injury. 1. Conservative treatment: acute injury of the wrist joint swelling, pain, activity limitation, can be fixed in a plaster for 4 weeks, most of them can be healed, usually wear wrist guards to protect and avoid re-injury. 2. Surgical treatment: If the triangular fibrocartilage injury is not healed conservatively, arthroscopic repair surgery can be performed, and if there is joint instability, the injured ligaments can be repaired. If it is degenerative injury combined with ulnar impingement, you can perform arthroscopic cleaning, ulnar shortening surgery. All, delta fibrocartilage injuries are treated conservatively or surgically depending on the extent of the injury. Patients with deltoid fibrocartilage injuries are advised to seek prompt medical attention to identify the cause of the injury and target treatment.