B28 Pangguang Shu ( Back Shu Point of the Bladder , V28 )

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

Indications Retention of urine , enuresis , frequent urination , diarrhea , constipation , stiffness and pain of the lower back

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 branches of the posterior rami of the first and second sacral nerves .