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BL-64 Capital Bone
京骨 〔京骨〕 jīng gǔ
Alternate names: 大骨 dà gǔ, Large Bone; 足太阳所过 zú tài yáng suǒ guò,
Channel: BL, foot greater yáng (tài yáng) bladder channel
Modern location: An acupoint located on the lateral aspect of the foot, inferior to the tuberosity of the fifth metatarsal bone, at the border of the red and white flesh.
Classical location: On the outer side of the foot, below the large bone, in the depression at the border of the red and white flesh. From
Local anatomy: See BL-63.
Action: Frees the channels and quickens the network vessels; quiets the heart and spirit; disperses wind and clears heat.
Modern indications: Headache; stiff nape;
Classical indications:
Needle stimulus: Needling: 0.3‒0.5 cùn perpendicular insertion. Moxa: 3‒7 cones; pole 5‒20 min.
Point groups: Source (yuán) point.
Point name meaning:
The pictograph 京 (jīng) carries the meaning of great
or big
(capital). The metatarsal bone was in ancient times called 京骨 (jīng gǔ), capital bone.
The point name thus reveals the point’s location below that bone. The alternate name 大骨 (dà gǔ), Large Bone, confirms this interpretation. Because the character 京 also had, in the past, a meaning of 原 yuán, source or origin, the name also reflects the fact that