Stenosing tenosynovitis is also known as snapping fingers. It is mainly due to the edema of tendon sheath and tendon caused by unaccustomed labor and excessive wrist activity, followed by thickening, which hinders the sliding of tendon. Clinical manifestations] I. Tenosynovitis of the flexor tendons 1. Commonly found in women, mostly in the thumb, middle and ring fingers. Pain can be seen in the metacarpophalangeal joint and interphalangeal joint. 2, metacarpophalangeal joint local pressure pain, and can be felt hard nodes. The nodules can move with the flexion and extension of the finger. 3. The movement of the affected finger is impaired in flexion and extension, mainly in the morning. It improves after activity or labor. 4. In the late stage, the flexion and extension of the affected finger may become more difficult, and the phenomenon of “popping”, “bouncing” or “atresia” may appear. In severe cases, it is difficult to straighten the atretic finger passively. Radial styloid tenosynovitis 1. There is pain, pressure and limited swelling at the radial styloid. The pain is aggravated by the movement of the thumb and wrist joint. In the chronic stage, hard nodes can be found. 2. Inflexibility of the thumb, more pronounced in the morning. Occasionally there is a popping sound. Treatment Description】 1.Closure. 2.Surgical treatment is more effective and less likely to recur, but sometimes complicated by tendon adhesions. It is suitable for the tendon sheaths that are ineffective in injection treatment, as well as the tendon sheaths with popping or atresia. 3.Acupuncture, massage, Chinese herbal medicine and fixation of the affected hand have certain effect.