When a patient has a ruptured ankle ligament, it is usually impossible to heal on its own because the injury is very serious and the stability of the joint is very poor. It is necessary to actively intervene with surgical treatment in order to promote rapid repair of the ligament injury, and the following points need to be achieved: first, fully improve the preoperative examination to exclude contraindications to surgery, and then under good anesthesia, carry out surgical treatment for ligament repair and reconstruction. After the surgery, you need to protect the brakes locally for a period of time, and never prematurely move to the ground, otherwise it may cause the possibility of re-rupture of the ligament. Third, the affected limb should be elevated above the heart, and the incision should be changed and disinfected actively to prevent infection. 4. It is necessary to apply some anticoagulant drugs, such as low molecular heparin calcium, to prevent the occurrence of blood clots. Fifth, it is necessary to quit smoking and alcohol, and avoid spicy and stimulating food.