TB7 Huìzōng

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

TB7 (Huìzōng, “Huìzōng”) is the Xi-Cleft point of the Triple Burner Meridian. It is located on the ulnar aspect of the posterior forearm, 3 cun proximal to the dorsal wrist crease (TB4), on a line connecting TB4 and the olecranon, radial to the ulna. It based on the classical text, this point appears to address swellings and pain in the neck by acting on the channels that gather there.

Location

On the ulnar aspect of the posterior forearm, 3 cun proximal to the dorsal wrist crease (TB4), on a line connecting TB4 and the olecranon, radial to the ulna.

Needling

Perpendicular or oblique insertion, 0.5 to 1.5 cun.

The text warns that swellings in the neck are not a good sign and if the root is not treated with acupuncture and moxibustion, the condition is bound to spread.

TCM functions

Based on the classical text, this point appears to address swellings and pain in the neck by acting on the channels that gather there.

Indications

Neck swelling and pain.

Xi-Cleft

Clinical notes

The Great Compendium highlights this point's utility for neck problems, specifically swelling and pain. The case study describes a successful treatment using needling followed by moxibustion, emphasizing the point's role in addressing conditions where channels are pathologically gathered, as in the neck. This suggests its use for localized channel obstruction in the neck region.

In the classical sources

Classical text; the translation was prepared with AI and is not clinical advice.

《針灸大成》 Zhēnjiǔ Dàchéng — Great Compendium of Acupuncture & Moxibustion, 1601 · 卷八 · Source: Wikisource ↗

會宗 腕後三寸,空中一寸。 銅人灸七壯,明堂灸五壯,禁針。 主五癇,肌膚痛, 耳聾

According to this text, TB7 lies 3 cun behind the wrist, in the hollow 1 cun to the side; the Tongren gives 7 moxa cones, the Mingtang 5, and needling is forbidden; it was used for the five kinds of epilepsy, pain of the skin and flesh, and deafness.

《針方六集》 Zhēnfāng Liùjí — Six Collections on Needling, Wu Kun, 1618 · 卷之一·神照集 · 手少陽三焦經圖穴十七 · 手少陽三焦經所發二十三穴 · Source: jicheng.tw ↗

會宗二穴,手少陽郄。 在腕後三寸,如外五分。 《針經》刺入三分,灸三壯

According to this text, TB7 is the xi-cleft point of the hand shaoyang, 3 cun behind the wrist and 0.5 cun to the outside; the Zhenjing gives needling of 0.3 cun and 3 moxa cones.

《普濟方·針灸門》 Pǔjì Fāng · Zhēnjiǔ Mén — Formulas for Universal Relief: Acupuncture & Moxibustion Section, Zhu Su, 1406 · 卷四百十三 · 針灸門 · 三焦 · Source: jicheng.tw ↗

會宗(手少陽郄。 在腕後三寸空中。 灸三壯。 主皮毛中肌肉痛

According to this text, TB7, the xi-cleft point of the hand shaoyang, lies in the hollow 3 cun behind the wrist, receives 3 moxa cones, and was used for pain in the flesh beneath the skin and hair.

《醫學入門》 Yīxué Rùmén — Introduction to Medicine, Li Chan, 1575 · 经穴起止 · Source: Wikisource ↗

会宗支沟外旁一寸空中。 灸三壮。 主耳聋,肌肤痛,风痫

According to this text, TB7 lies in the hollow 1 cun to the outside of Zhigou, receives 3 moxa cones, and was used for deafness, pain of the skin and flesh, and wind epilepsy.

On the Triple Burner channel

TB7 is one of 23 points on the Triple Burner Meridian. Nearby points:

Frequently asked questions

Where is TB7 located?

TB7 (Huìzōng) is located on the ulnar aspect of the posterior forearm, 3 cun proximal to the dorsal wrist crease (TB4), on a line connecting TB4 and the olecranon, radial to the ulna.

What is TB7 used for?

TB7 based on the classical text, this point appears to address swellings and pain in the neck by acting on the channels that gather there. Common clinical indications include neck swelling and pain.

How is TB7 needled?

Perpendicular or oblique insertion, 0.5 to 1.5 cun. Caution: The text warns that swellings in the neck are not a good sign and if the root is not treated with acupuncture and moxibustion, the condition is bound to spread.

Which meridian is TB7 on?

TB7 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.