Midway between Weizhong (UB 40) and the heel, on the groove 8 cun below Weizhong
Sciatica, prolapse of rectum, spasm of m. gastrocnemius, pain in the sole, paralysis of lower extremities. Low back pain, spasm of the gastrocnemius, hemorrhoids, constipation, beriberi.
Relaxes the sinews, invigorates blood, clears heat, removes obstructions from the channel.
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Perpendicularly 1.0-1.5 inches.