B27 Xiaochang Shu ( Back Shu Point of the Small Intestine , V27 )

Location - - 1 . 5 cun lateral to the Du Meridian , at the level of the first posterior sacral foramen

Indications Lower abdominal pain and distension , dysentery , nocturnal emission , hematuria , enuresis , morbid leucorrhoea , lower back pain , sciatica .

Method Puncture perpendicularly - 0 . 8 - - 1 . 2 inches . Moxibustion is applicable .

Vasculature The posterior branches of the lateral sacral artery and vein .

Innervation The lateral branch of the posterior ramus of the first sacral nerve .