Stomach 7 (ST 7) Xia Guan — Below the Joint

This point, at the jaw joint, is a principal local point for TMJ disorders, toothache, facial pain and ear disorders.

Stomach 7 (ST 7) Xia Guan 下關 — Below the Joint

Location

On the face, in the depression between the zygomatic arch and the mandibular notch, found with the mouth closed.

Anatomy

Posterior to the masseter; the transverse facial artery and the maxillary artery; the zygomatic and facial nerves and the auriculotemporal nerve.

Actions & Functions

  • Benefits the jaw joint and the teeth
  • Benefits the ears
  • Dispels wind and stops pain (facial)

Indications

Temporomandibular joint pain and dysfunction, toothache, facial paralysis and trigeminal neuralgia, tinnitus and deafness.

Needling

0.5-1.0 cun, perpendicular insertion (mouth closed).

Moxibustion Suitability

Moxibustion may be used.

Point Combinations

With ST-6 and LI-4 for TMJ and toothache; with SJ-17 for ear disorders.

Classical Text References

A meeting point with the Gall Bladder channel; the chief local point for the jaw joint.

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.