The diameter of the silver needle body is 1.1mm, which is thicker compared to traditional acupuncture needles, and the treatment of silver needle therapy has a wider range of needles, which penetrate deeper into the body tissues. Therefore, the patient’s needle feeling is stronger, especially in the skin into the more sensitive pain. At present, local surface infiltration anesthesia is adopted when entering the needle. Basically solved the problem of pain when entering the needle. After entering the needle, the patient’s needle sensation is dominated by obvious acidity, distension and pain. Usually after the treatment, the pain, soreness and swelling will be gradually reduced.