Bone ringing, generally divided into several cases: 1, clinically most common is a ringing at the joints, such as knee walking with a ringing, ankle walking with a ringing, this ringing is divided into physiological and pathological two kinds of cases, physiological ringing mostly because of activities around the joints and ligaments slide when the popping sound, this situation occurs mostly in young people, which is a normal physiological phenomenon. Occasionally, it is not a disease and does not require any treatment. If the joint activity is accompanied by repeated rattling, accompanied by pain around the joint and interlocking, it suggests that the patient may have arthritis, intra-articular cartilage damage, intra-articular free body and other diseases, which can cause the bones to rattle; 2. Bone fractures caused by trauma, including comminuted fractures, displaced fractures, all of which will have a clear history of trauma, deformity, paradoxical activity and other different situations. Different diseases and conditions require active symptomatic treatment and different methods.