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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; generalized heat effusion; vexation and thirst and dry mouth; cold damage, seasonal warm disease, scourges and pestilences; cholera cramps; headache and dizzy vision; sand patterns (shā zhèng); cough and counterflow.

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 () (water) point.

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