TB6 Branch Ditch

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

TB6 (Zhīgōu, “Branch Ditch”) is the Jing-River point of the Triple Burner Meridian. It is located 3 cun proximal to TB4, on the dorsal forearm, between the radius and ulna. It regulates Qi and clears heat, activates the channel and alleviates pain, benefits the chest and hypochondrium.

Location

3 cun proximal to TB4, on the dorsal forearm, between the radius and ulna.

Needling

Perpendicular insertion 0.8-1.2 cun.

TCM functions

Regulates Qi and clears heat, activates the channel and alleviates pain, benefits the chest and hypochondrium.

Indications

Tinnitus, deafness, sudden hoarseness of voice, pain in the hypochondriac region, constipation, febrile diseases.

Jing-River

Clinical notes

As a Jing-River point, TB6 is celebrated for regulating Qi and clearing heat, especially from the San Jiao and Liver channels. It is a primary point for constipation due to Qi stagnation or heat, effectively promoting bowel movements. It also excels at treating hypochondriac pain, intercostal neuralgia, and conditions affecting the chest and lateral costal region. Its ability to move Qi makes it useful for sudden deafness and tinnitus.

On the Triple Burner channel

TB6 is one of 23 points on the Triple Burner Meridian. Nearby points:

Frequently asked questions

Where is TB6 located?

TB6 (Zhīgōu) is located 3 cun proximal to TB4, on the dorsal forearm, between the radius and ulna.

What is TB6 used for?

TB6 regulates Qi and clears heat, activates the channel and alleviates pain, benefits the chest and hypochondrium. Common clinical indications include tinnitus, deafness, sudden hoarseness of voice, pain in the hypochondriac region, constipation, febrile diseases.

How is TB6 needled?

Perpendicular insertion 0.8-1.2 cun.

Which meridian is TB6 on?

TB6 is a point on the Triple Burner Meridian (Sān Jiāo).

Interactive body mapConditions & evidenceFind an acupuncturistTCM glossary
⚠️ 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.