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PC-3 Marsh at the Bend
曲泽 〔曲澤〕qū zé
Channel: PC, Hand Reverting Yīn (jué yīn) Pericardium Channel
Modern location: An acupoint located at the elbow, on the cubital crease, in the depression on the ulnar side of the biceps brachii tendon.
Classic location: On the inner side of the elbow, where a pulsating vessel can be felt on the inside of the large sinew on the transverse crease. (Zhēn Jiǔ Dà Chéng)
Local anatomy: The pathway of the brachial artery and vein. The median nerve.
Action: Clears provisioning and cools the blood; downbears counterflow and checks vomiting; eliminates vexation and settles tetany.
Modern indications: Heart pain; heart palpitation; stomach pain; retching and vomiting; diarrhea; febrile disease; pain in the elbow and arm.
Classic indications: Susceptibility to fright;
Needle stimulus: Needling: 0.5‒0.7 cùn perpendicular insertion; bleed for sand (shā) disease. Moxa: 1‒3 cones; pole 5‒15 min.
Needle sensation: Localized twinge, distension, and numbness. Sometimes the distension and numbness will spread down to the fingers.
Point groups: Uniting (hé) (water) point.
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