Common methods of self-healing for tendinitis in the fingers include braking, physical therapy, and closure, but surgery is required for prolonged recurring episodes or severe pain. 1. Braking: Keep the fingers from excessive bending, no weight bearing, no exertion, and rest as much as possible. 2. Physiotherapy: local hot compresses, physiotherapy and other methods can be carried out, pay attention to the temperature of the hot compress should not be too high. It can be combined with external pain relief cream, such as diclofenac diethylamide emulsion. 3. Closure: when the pain is heavy, you can use glucocorticoid drugs with anesthesia to carry out closed treatment, which can effectively relieve pain. If the tenosynovitis cannot be cured by itself or the pain is severe, surgery is needed. Once tendovaginitis occurs, you should go to the hospital in time, under the guidance of the doctor for treatment.