Meaning

Back Shu of the Large Intestine.

Localization

1.5 cun lateral to the midline, level with the lower border of the spinous process of the fourth lumbar vertebra.

Functions

Regulates large intestine Qi, stops diarrhea, unblocks channels, strengthens the lower back.

Indications

- Large intestine diseases: constipation, diarrhea, rumbling in the intestine, rectal prolapse, food retention, abdominal pain, hemorrhoids.
- Urogenital system: urinary retention or uracrasia, dysmenorrhea.
- Localized diseases: pain in the lumbosacral region, thirst, pain and tension of the back muscles, cold and pain in the lower back, weakness in the legs.

Needling Method

Puncture obliquely 1 - 1.5 cun to the side of the spine. Cauterization.