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LI-17 Celestial Tripod
天鼎 〔天鼎〕tiān dǐng
Alternate names: 天顶 tiān dǐng, Celestial Summit; 天项 tiān xiàng, Celestial Nape
Channel: LI, Hand Yáng Brightness (yáng míng) Large Intestine Channel
Modern location: An acupoint located on the anterolateral aspect of the neck, superior to the midpoint of the supraclavicular fossa, on the posterior border of the sternocleidomastoid (scm) muscle.
Classic location: Above the supraclavicular fossa, one cùn below Protuberance Assistant (LI-18). (Zhēn Jiǔ Dà Chéng)
Local anatomy: The external jugular vein. Superficially, the supraclavicular nerve on the posterior border of sternocleidomastoid muscle (m. sternocleidomastoideus) just where the cutaneous cervical nerve emerges; deeper, the phrenic nerve.
Action: Disinhibits the throat and clears lung qì.
Modern indications: Loss of voice; painful swollen throat; scrofula; goiter.
Classic indications: Fulminant loss of voice and qì block; throat impediment (hóu bì);
Needle stimulus: Needling: 0.3‒0.5 cùn perpendicular insertion. Moxa: 3‒7 cones; pole 5‒10 min.
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