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GB-37 Bright Light
光明 〔光明〕guāng míng
Alternate names: 足少阳之络 zú shào yáng zhī luò,
Channel: GB, Foot Lesser Yáng (shào yáng) Gallbladder Channel
Modern location: An acupoint located on the lateral aspect of the lower leg, 5 cùn superior to the tip of the lateral malleolus, on the anterior edge of the peroneus brevis muscle.
Classic location: Five cùn above the outer ankle. (Zhēn Jiǔ Dà Chéng)
Local anatomy: The branches of the anterior tibial artery and vein. The superficial peroneal nerve.
Action: Regulates the liver and brightens the eyes; dispels wind and disinhibits dampness.
Modern indications: Eye pain; night blindness;
Classic indications: Heat effusion and aversion to cold with absence of sweating; withdrawal disease; itching of the eyes; retention of rabid dog bite toxin; pigeon chest in infants; grinding of the teeth.
Needle stimulus: Needling: 0.7‒1.0 cùn perpendicular insertion. Moxa: 3‒5 cones; pole 5‒20 min.
Point groups: Network point (luò xué).
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