It is recommended not to buy traction bed. It is best to use it under the guidance of a doctor. Traction can only be effective in acute attack. In addition, simple traction can not cure the disease, after all, it can only alleviate it. Most patients have no effect after traction for more than one week. It is best to take traditional Chinese medicine for strengthening waist and tonifying kidney, softening and resolving hard mass, promoting qi and activating blood circulation, and actively cooperate with acupuncturists for acupuncture and massage.