Acu-moxa point chart, showing the jinggong (Palace of Essence/Semen) point, from Chuanwu lingji lu (Record of Sovereign Teachings), by Zhang Youheng, a treatise on acu-moxa in two volumes. This work survives only in a manuscript draft, completed in 1869 (8th year of the Tongzhi reign period of the Qing dynasty). The text states: The jinggong point is located below the 14th vertebra, 3 cun to either side of it. Moxibusted with 7 moxa cones, it can be used to treat nocturnal emission.

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Chinese Acu-moxa Point Chart, 1869

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