Small Intestine 16 (SI 16) Tian Chuang — Heavenly Window

This point, on the neck, is a Window of Heaven point that benefits the throat, voice and ears.

Small Intestine 16 (SI 16) Tian Chuang 天窗 — Heavenly Window

Location

On the lateral neck, posterior to the sternocleidomastoid muscle, level with the laryngeal prominence (Adam's apple).

Anatomy

Posterior border of sternocleidomastoid; the ascending cervical artery; the cutaneous cervical nerve and great auricular nerve.

Actions & Functions

  • Benefits the throat and the voice
  • Benefits the ears
  • Calms the spirit

Indications

Sore throat, sudden loss of voice, tinnitus and deafness, stiff neck, and mental-emotional disorders.

Needling

0.5-1.0 cun, perpendicular insertion.

Moxibustion Suitability

Suitable for moxibustion.

Point Combinations

With SJ-17 and SI-19 for ear disorders.

Classical Text References

A Window of Heaven point of the Small Intestine.

Cautions & Contraindications

Avoid the carotid vessels anteriorly.

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.

Check Also

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.