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Channel: BL, foot greater yáng (tài yáng) bladder channel

Modern location: An acupoint located on the back, level with the inferior border of the spinous process of the twelfth thoracic vertebra, 1.5 cùn lateral to the midline.

Classical location: One cùn and five fēn either side of the spine, below the twelfth vertebra. The point is found in straight sitting posture. From The Great Compendium of Acupuncture and Moxibustion (针灸大成 zhēn jiǔ dà chéng)

Local anatomy: Medial branches of the posterior branches of the subcostal artery and vein. Medial cutaneous branch of the posterior ramus of the 12th thoracic nerve; deeper its lateral branch.

Action: Regulates the center and harmonizes the stomach; transforms dampness and disperses stagnation; supplements center qì to eliminate vacuity.

Modern indications: Chest and rib-side pain; pain in the stomach duct; abdominal distension; retching and vomiting; rumbling intestines.

Classical indications: Stomach cold; abdominal distension and rumbling intestines; diarrhea; water swelling and drum distension; marked emaciation; tension and pain in the back; hypertonicity of the sinews; inability to get food and drink down; prolapse of the rectum; accumulation lumps persisting for many years; no pleasure in eating; jaundice.

Needle stimulus: Needling: 0.5 cùn downward oblique insertion. Moxa: 3‒7 cones; pole 20‒30 min.

Needle sensation: Distension and numbness often spreading forward along the ribs.

Point groups: Transport point (shù xué) of the stomach.

Point name meaning:

胃 wèi:
• stomach
• 俞 shù: acupuncture point

The point’s association with the stomach accounts for its name. See acupoint names: origins, meanings, and translations.

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