Level with 2nd posterior sacral foramen, 1.5 cun lateral to Du Mai, in the depression between the lower medical border of the posterior superior iliace spine and the sacrum.
Retention of urine, enuresis, pain in the lumbo-sacral region. Retention of urine, enuresis, frequent urination, diarrhea, constipation, stiffness and pain of the lower back.
Regulates the Bladder, resolves dampness, clears heat, stops pain, eliminates stagnation, opens the water passages in the Lower Burner, strengthens the loins.
Shu(UB)
0
Perpendicularly 0.5-1.0 inch