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LI-2 Second Space
二间 〔二間〕èr jiān
Alternate names: 间谷 jiān gǔ, Space Valley; 周谷 zhōu gǔ, Whole Valley
Channel: LI, Hand Yáng Brightness (yáng míng) Large Intestine Channel
Modern location: An acupoint located on the radial aspect of the index finger, immediately distal to the metacarpophalangeal (mcp) joint, at the border of the red and white flesh.
Classic location: On the inner side of the index finger, in the depression in front of the base joint. (Zhēn Jiǔ Dà Chéng)
Local anatomy: The dorsal digital and palmar digital proprial arteries and veins derived from the radial artery and vein. The dorsal digital nerve of the radial nerve and the palmar digital proprial nerve of the median nerve.
Action: Disperses evil heat; disinhibits the throat.
Modern indications: Clouded vision; nosebleed; toothache; deviated eyes and mouth; painful swollen throat; febrile disease.
Classic indications: Severe clouded vision; throat impediment (hóu bì); submandibular swelling; shoulder and back pain; deviated eyes and mouth; headache.
Needle stimulus: Needling: 0.2‒0.3 cùn perpendicular insertion. Moxa: 3 cones; pole 5 min.
Point groups: Spring (yíng) (water) point.
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