TB16 Celestial Window

Reviewed by · Licensed Acupuncturist & TCM Physician · Last reviewed June 2026

TB16 (Tiānchàng, “Celestial Window”) is the Window of the Sky point of the Triple Burner Meridian. TB16 is located on the posterior border of the sternocleidomastoid muscle, at the same level as the laryngeal prominence, posterior to LI18. It benefits the head and neck, clears heat, alleviates pain.

Location

TB16 is located on the posterior border of the sternocleidomastoid muscle, at the same level as the laryngeal prominence, posterior to LI18.

Needling

Insert perpendicularly 0.5-1.0 cun. Caution for major blood vessels.

TCM functions

Benefits the head and neck, clears heat, alleviates pain.

Indications

Headache, neck stiffness, sore throat, sudden deafness.

Window of the Sky

Clinical notes

As a Window of the Sky point, TB16 is crucial for regulating the flow of Qi and blood between the head and body, making it effective for disorders of the sense organs and sudden onset conditions. It is particularly indicated for neck stiffness, goiter, sudden deafness, and sore throat. Its ability to clear heat and benefit the head and neck makes it valuable for acute presentations.

On the Triple Burner channel

TB16 is one of 23 points on the Triple Burner Meridian. Nearby points:

Frequently asked questions

Where is TB16 located?

TB16 is located on the posterior border of the sternocleidomastoid muscle, at the same level as the laryngeal prominence, posterior to LI18.

What is TB16 used for?

TB16 benefits the head and neck, clears heat, alleviates pain. Common clinical indications include headache, neck stiffness, sore throat, sudden deafness.

How is TB16 needled?

Insert perpendicularly 0.5-1.0 cun. Caution for major blood vessels.

Which meridian is TB16 on?

TB16 is a point on the Triple Burner Meridian (Sān Jiāo).

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⚠️ This page is for general education and is not medical advice. Acupuncture is a traditional practice; evidence varies by condition and study quality, and individual results differ. It does not replace diagnosis or treatment by a licensed professional. Always consult a qualified acupuncturist or physician.