In the depression between the lateral epicondyle of the humerus and the anconcal process of the ulna.Bilateral (Figs.106，107，108;57#).Perpendicular insertion.Filiform needle 2-3cm，or moxibustion with mugwort.Indications：Arthritis，paralysis of the radial nerve，sprain of the thoracic limb，neuralgia，rheumatism of the elbow or thoracic limb.