Methods of tendovaginitis eradication include surgical treatments, mini-needle and other treatments. Tenosynovitis is mostly caused by acute and chronic inflammatory reactions. Due to the excessive friction between the tendon sheath and the tendon, edema occurs in the tendon sheath tissues, resulting in pain, compression, and impaired joint movement. 1. Surgery: Surgical incision of the tendon sheath and its incision and release, so as to release the tendon sheath on the tendon compression, to achieve curative treatment. 2. Knife treatment: It is to directly incise the hyperplasia and hypertrophy of the tendon sheath caused by chronic inflammation stimulation, which is helpful to relieve the symptoms of stenosis and release the adhesion. Prevention of tenosynovitis is also important, in daily life to control the use of cell phones and computers time, long hours of work after the fingers, wrist massage, and at the same time pay attention to the posture of sports or work, so as not to aggravate the condition.