B25 Dachang Shu ( Back Shu Point of the Large Intestine , V25 )

Location - - 1 . 5 cun lateral to Du3 , at the level of the lower border of the spinous process of the fourth lumbar vertebra

Indications Low back pain , borborygmus , abdominal distension , diarrhea , constipation , Muscular atrophy , pain , numbness and motor impairment of the lower extremities , sciatica .

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

Vasculature The posterior branch of the fourth lumbar artery and vein .

Innervation The posterior ramus of the third lumbar nerve .