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TB-1 Passage Hub

关冲 〔關衝〕guān chōng

Channel: TB, Hand Lesser Yáng (shào yáng) Triple Burner Channel

Modern location: An acupoint located a little more than 1 fēn below the base of the nail on the ulnar side of the fourth finger.

Classic location: On outer side of the finger next to the little finger, the width of a garlic chive leaf away from the corner of 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 derived from the ulnar nerve.

Action: Dispels wind and disperses evils; resolves triple burner evil heat; courses the channels and network vessels; clears heat and drains fire.

Modern indications: Headache; red eyes; deafness; painful swollen throat; stiff tongue; febrile disease.

Classic indications: Pain in the shoulder and arm; tinnitus; deafness; inability to get food and drink down; eye screens; evil heat in the triple burner; absence of sweating in febrile disease; throat impediment (hóu bì); curled tongue; dry mouth; pain in the root of the tongue.

Needle stimulus: Needling: 0.1 cùn upward oblique insertion. Moxa: 1‒3 cones; pole 5‒15 min.

Needle sensation: Localized pain.

Point groups: Well (jǐng) (metal) point.

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