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This is a three-point set on the dorsal aspect of the ring finger, TH channel, evenly distributed along the ulnar margin of the proximal phalangeal bone (line F). Divide the proximal phalanx into fourths, and locate these three points at ¼, ½, and ¾ of the distance between the MCP and PIP joints.
Heart organ weakness/failure
Needle perpendicularly 0.2 cun adjacent to edge of the bone towards the palm.