Anterior talofibular ligament rupture is a very common clinical injury that requires the following treatment measures: 1. The patient’s ankle must be kept at rest with brakes. Many patients who have sprained their ankle often do not care, which can cause the injury to worsen. Generally, the doctor will use a cast or brace to immobilize the patient’s ankle joint throughout. 2, to elective surgical incision, and then repair. In some particularly serious cases, reconstruction of the ligaments may be required. 3, post-operative treatment with a series of anti-inflammatory, anti-swelling and pain-relieving drugs is also required. In addition to this, a series of functional exercises should be carried out, both after the surgery and in the long term after the removal of the external fixation, patients need to do the corresponding functional exercises under the guidance of the doctor, so as to ensure a better recovery of the function of the ankle joint.