Small acupuncture therapy is a medical technique that combines traditional acupuncture therapy with modern surgical therapy by Zhu Hanzhang. The therapy has the advantages of quick effect, little damage, simple operation and little pain for patients, which is one of the common treatment methods in pain clinic. The effect of small needle knife therapy 1, acupuncture effect: small needle knife can be used to needle acupuncture points like acupuncture. 2.Surgical effect: The blade of small needle knife can be used like a scalpel for surgical treatment of lesions without cutting the skin. Such as loosening adhesions, cutting scars or calcified tissues or through hard knots. Indications for small needle knife therapy 1, soft tissue inflammation. 2, various tendon sheaths, ligamentitis caused by pain, numbness and functional disorders. 3, degenerative or injurious lesions of the joints of the limbs. 4.Nerve entrapment syndrome. Contraindications of small needle knife therapy 1.Infection and fever in the lesion site or the whole body. 2.The application site has important blood vessels, nerves or organs that are difficult to avoid. 3.The attack period of important organ diseases, such as myocardial infarction. 4.Unclear diagnosis as well as those who cannot cooperate. 5.Hemorrhagic tendency, coagulation insufficiency. 6.Qualitative and localized diagnosis is unclear. 7.Caution for patients with physical weakness, hypertension, diabetes, coronary heart disease, advanced tumor.