Zhisima (T 11.07)

The Master Tung Acupuncture point, T 11.07 Zhisima, is a three-point set on the dorsal aspect of the index finger, on the ulnar margin of the middle phalangeal bone (line F). Divide the middle phalanx into fourths, and locate these three points at ½, ¼, and ¾ of the distance between the PIP and DIP joints.