Anatomy: The muscles starting from the external epicondyle of the humerus are the radial carpal long and short extensors and the posterior rotators. Pathology: muscle fiber avulsion, synovial imbrication, synovitis, neuritis, annular ligament degeneration, osteochondritis. Clinical manifestations: pain is continuous, dare not wring the towel, “loss of force” pressure pain can be radiated downward, forearm rotating forward and backward pain, elbow morning stiffness, aggravated by rainy days, Mills test: elbow, wrist, finger flexion, forearm passive rotation forward and gradually straighten the pain. Treatment: local injection, 1 injection on 2 days, 3-5 injections for a course of treatment; Chinese herbal medicine for external cleansing. Manual method: chipping method, flexion and rotation of the elbow forward over extension pushing elbow method.