Spleen Channel

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Which point is the Great Luo-Connecting point of the Spleen, meaning it can treat pain of the entire body, flaccidity of the joints, and chest pain?
The name of SP-21 is Da Bao, or "Great Wrapper." The Great Luo-Connecting channel embraces the blood of all the luo, therefore it can treat all over body pain.

Source: "The Spleen Channel of Hand Taiyin." A Manual of Acupuncture, by Peter Deadman et al., Journal of Chinese Medicine Publications, 2007, p. 204 [Q241]