Governing Vessel 2 (DU 2) Yao Shu — Lumbar Shu

This point, at the sacral hiatus, benefits the lower back, regulates the Du Mai and treats haemorrhoids and menstrual disorders.

Governing Vessel 2 (DU 2) Yao Shu 腰俞 — Lumbar Shu

Location

On the sacrum, in the sacral hiatus.

Anatomy

At the sacral hiatus; the median sacral artery; the coccygeal nerve.

Actions & Functions

  • Benefits the lower back and sacrum
  • Regulates the Du Mai and menstruation
  • Treats haemorrhoids

Indications

Lower back and sacral pain and stiffness, irregular menstruation, haemorrhoids, and weakness or paralysis of the lower limbs.

Needling

0.5-1.0 cun, oblique insertion upward.

Moxibustion Suitability

Suitable for moxibustion.

Point Combinations

With DU-3 and BL-23 for lower back disorders.

Classical Text References

A point of the Du Mai for the sacrum and lower orifices.

Cautions & Contraindications

None specific.

Latest Research

Latest peer-reviewed research on this point will be summarised here, with citations linked to PubMed, via our research integration.

About Attilio

Doctor of Chinese medicine, acupuncture expert and author of My Fertility Guide and My Pregnancy Guide.

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PubMed research

Acupuncture Identified as a Key Neuromuscular Intervention for Post-Stroke Swallowing Difficulties

Research summary (Acupuncture): Neuromuscular-related interventions for post-stroke dysphagia: a comprehensive narrative review. - Frontiers in neuroscience, 2026.