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PC-9 Central Hub
中冲 〔中衝〕zhōng chōng
Channel: PC, Hand Reverting Yīn (jué yīn) Pericardium Channel
Modern location: An acupoint located a little more than 1 fēn below the base of the nail on the radial side of the middle finger.
Classic location: At the tip of the middle finger, in the depression the width of a garlic chive leaf away from the nail. (Zhēn Jiǔ Dà Chéng)
Local anatomy: The arterial and venous network formed by the palmar digital proprial artery and vein. The palmar digital proprial nerve of the median nerve.
Action: Clears the heart and eliminates heat; opens the orifices and resuscitates; returns yáng and stems counterflow.
Modern indications: Heart pain;
Classic indications: Elbow pain; oppression in the chest; pain in the root of the tongue.
Needle stimulus: Needling: 0.1 cùn upward oblique insertion; or bleed. Moxa: 1 cone; pole 2 min.
Needle sensation: Localized pain.
Point groups: Well (jǐng) (wood) point.
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