BL-29 - Mid-Spine Shu

中膂俞 - Zhōng lǚ shū

Point Region: Lower back

BL

Bladder Meridian

足太阳膀胱经 - Zú Tàiyáng Pángguāng Jīng

Location & How to Find

Anatomical Location: On the sacrum, level with the third opening in its back (the third posterior sacral foramen), 1.5 cun out from the central ridge of the sacrum. It is level with BL-33.

Distances are in cun, a unit that scales with each person's body. As a guide, the width of your thumb at its joint is 1 cun, and your four fingers held together, measured across the middle joints, are 3 cun.

How to Locate:

  1. Find BL-33, in the third hollow in the sacrum
  2. Move out to the side to two finger-widths from the midline
  3. The point is there
BL-29 (Mid-Spine Shu) acupressure point location: On the sacrum, level with the third opening in its back (the third posterior sacral foramen), 1.5 cun out from the central ridge of the sacrum.

How to Apply Pressure

Using a fingertip, apply gentle, steady pressure in the third hollow in the back of the sacrum, two finger-widths out from the midline. Firm but never painful pressure is enough; stop if it hurts. Do not press this point during pregnancy. Skip this point over irritated or broken skin.

Traditional Indications

In TCM, this point is traditionally used for:

  • Diarrhea
  • Sciatica
  • Lower back stiffness
  • Pelvic pain

Related Health Concerns

Sciatica

Select a point to see its location, how to find it, and its traditional uses.

Important Precautions

Avoid this point with:

  • Pregnancy