The mechanism of action of water acupuncture therapy: 1. The local action of water acupuncture injection drugs: (1) inhibit the pathological reaction process of local sterile inflammation of exudation, adhesion and scarring, so as to play the role of anti-inflammation and swelling, blood circulation and pain relief. (2) It can reduce the vicious cycle of re-trauma, re-bleeding and re-adhesion when the needle knife relaxes adhesions. (3) The relaxing effect of liquid pressure. 2, drug injection in the body surface can play a strong internal disease external treatment pharmacological effect: drug action on the body’s positive reaction points, back Yu points, visceral reaction points, spinal nerve, the starting point of the vegetative nerve, so as to achieve the treatment of the outside, the role of regulation of the inside. 3.The relaxing effect mechanism of water needle knife (1) closed surgical effect, the adhesions and scars in the focal area or sterile inflammatory site are relaxed, stripped,, cut and permeated, thus solving the local nerve, blood vessel, tendon and ligament jamming symptoms, improving the microcirculation of the lesion site and restoring the balance of pressure within the local tissue. (2) At the inflammatory adhesions of muscle fibers, interfascial compartments and muscle starting and ending points, the adhesions are cut and the muscle is relaxed. (3) Incision of interfascial compartments, bursae, and cysts to provide decompression, tension reduction, and drainage. (4) Relaxing the symptoms of the stuck bone nerve fiber canal. 4.Acupuncture efficacy: Needle stimulation, relaxation, stripping in lesion positive sensitive points (pressure and pain points, soreness and swelling points, nodule points, ah yes points) and sensitive areas to release local tissue spasm and improve blood supply, so as to achieve the purpose of treating pain by stimulation if not pass.