Small Intestine 7 (SI 7) Zhi Zheng — Branch to the Correct

This is the Luo-Connecting point of the Small Intestine channel, connecting with the Heart. It calms the spirit, clears heat and relaxes the sinews.

Small Intestine 7 (SI 7) Zhi Zheng 支正 — Branch to the Correct

Location

On the dorsal-ulnar aspect of the forearm, 5 cun proximal to the wrist (SI-5), on the line connecting SI-5 and SI-8.

Anatomy

Between the dorsal border of the ulna and flexor carpi ulnaris; the posterior interosseous artery; the medial antebrachial cutaneous nerve and the dorsal branch of the ulnar nerve.

Actions & Functions

  • Calms the spirit and clears heat
  • Relaxes the sinews and activates the channel
  • Releases the exterior

Indications

Mental-emotional disorders and anxiety, febrile disease, headache and stiff neck, dizziness, and pain and contracture of the elbow and fingers.

Needling

0.5-0.8 cun, perpendicular insertion.

Moxibustion Suitability

Suitable for moxibustion.

Point Combinations

With HT-5 (its Yuan-source pairing) for mental-emotional disorders.

Classical Text References

The Luo-Connecting point of the Small Intestine.

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 Shows Sustained Benefits for Chronic Daily Headache Prevention in Adults, Meta-Analysis Finds

Research summary (Acupuncture): Utility of Acupuncture Therapy for Adult Chronic Daily Headache Prophylaxis: A Systematic Review and Meta-Analysis. - Medical science monitor : international medical journal of experimental and clinical research, 2026.