On the midline of the lower back, in the depression below the spinous process of the 2nd lumbar vertebra(L2) .
- ①Pain an stiffness in the lumbar area, paraplegia;
- ②irregular menstruation, leucorrhea with a reddish discharge, dysmenorrhea, amenorrhea, sterility;
- ③nocturnal emissions, impotence, sterility, frequent urination due to the decline of the life-gate fire, frequent micturition;
- ④cold pain in the lower abdomen, diarrhea.
Perpendicular insertion 0.5-1 cun. Moxibustion is always applied.