TB23 Silk Bamboo Hollow

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

TB23 (Sīzhúkōng, “Silk Bamboo Hollow”) is an acupuncture point on the Triple Burner Meridian. It is located in the depression at the lateral end of the eyebrow. It dispels wind, alleviates pain, benefits the eyes.

Location

In the depression at the lateral end of the eyebrow.

Needling

Subcutaneous insertion 0.3-0.5 cun.

TCM functions

Dispels wind, alleviates pain, benefits the eyes.

Indications

Headache, eye pain, facial paralysis, twitching of eyelids.

Clinical notes

TB23 is a crucial point for dispelling wind and alleviating pain in the head and face, making it highly effective for headaches, facial paralysis, and trigeminal neuralgia. It is also a primary point for eye disorders, particularly redness, swelling, and pain of the eyes, as well as blurred vision, by clearing heat and wind from the ocular region. Its location at the end of the eyebrow makes it a common choice for local facial issues.

On the Triple Burner channel

TB23 is one of 23 points on the Triple Burner Meridian. Nearby points:

Frequently asked questions

Where is TB23 located?

TB23 (Sīzhúkōng) is located in the depression at the lateral end of the eyebrow.

What is TB23 used for?

TB23 dispels wind, alleviates pain, benefits the eyes. Common clinical indications include headache, eye pain, facial paralysis, twitching of eyelids.

How is TB23 needled?

Subcutaneous insertion 0.3-0.5 cun.

Which meridian is TB23 on?

TB23 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.