There is no such thing as the fastest way to repair ankle cartilage injury, but according to the degree of injury, we can choose physical therapy, medication, surgery and so on. 1. Physiotherapy: If the cartilage damage of ankle joint is mild, ice can be applied to the acute injury, or the ankle joint can be fixed with a brace to relieve the pain symptoms, and according to the patient’s condition, the patient can use ultrashort wave and other physiotherapy to relieve the discomfort symptoms. 2. Drug treatment: patients can take diclofenac sodium, ibuprofen and other drugs for anti-inflammatory pain, if necessary, local injection of glucocorticoids to reduce pain. 3. Surgery: If conservative treatment is ineffective, there are free bodies in the joint or the joint space is reduced, you can remove the bone capsule through surgical treatment, but pay attention to the cleanliness of the wound. If the discomfort persists after ankle cartilage injury, it is recommended to go to the hospital in time to find out the cause of the disease, and be treated by the doctor, please follow the doctor’s instructions for medication, and pay attention to the ankle joint protection in general to avoid trauma.