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ST-28 Waterway
水道 〔水道〕shuǐ dào
Channel: ST, Foot Yáng Brightness (yáng míng) Stomach Channel
Modern location: An acupoint located on the smaller abdomen, 3 cùn inferior to the umbilicus and 2 cùn lateral to the midline.
Classic location: Three cùn below Great Gigantic (ST-27), two cùn either side of the midline. (Zhēn Jiǔ Dà Chéng)
Local anatomy: Branches of the subcostal artery and vein; laterally the inferior epigastric artery and vein. Branch of the subcostal nerve.
Action: Clears damp-heat and disinhibits the lower burner.
Modern indications:
Classic indications: Foxlike mounting (shàn); cold in the bladder; heat binding in the triple burner; menstrual lumbar pain; uterine conglomeration.
Needle stimulus: Needling: 0.5‒1.2 cùn perpendicular insertion. Moxa: 7‒15 cones; pole 10‒30 min.
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