The cost of the treatment of small needle knife is related to the number of pain sites, area and hospital level, usually the price of one site is about 500 dollars. The main purpose of the knife is to combine the advantages of traditional Chinese medicine (TCM) acupuncture therapy and western surgery to effectively relieve pain. The price for treating one part of the body with the knife is about 500 yuan, which may vary slightly from region to region. Tertiary hospitals may charge more. Most patients usually have the procedure done once a week, with a maximum of two to three times for the same area, so it is not advisable to do it too often. Small needle knife has the advantages of quick effect, small damage, simple operation, etc. It is not used for fever, local infection, and should not be used by patients with coagulation dysfunction, severe hypertension, diabetes and other underlying diseases. The implementation site should avoid important blood vessels, nerves and internal organs.