Du4 Mingmen ( Vg4 )

Location Below the spinous process of the second lumbar vertebra

Indications Stiffness of the back , lumbago , impotence , nocturnal emission , irregular menstruation , diarrhea , indigestion , leucorrhoea

Method Puncture perpendicularly - 0 . 5 - - 1 . 0 inch . Moxibustion is applicable .

Vasculature The posterior branch of the lumbar artery .

Innervation The medial branch of the posterior ramus of the lumbar nerve .