SI7 Branch of the Upright

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

SI7 (Zhīzhèng, “Branch of the Upright”) is the Luo-connecting point of the Small Intestine Channel Meridian. It is located on the dorsal aspect of the forearm, on the line connecting SI5 and SI8, 5 cun proximal to the dorsal wrist crease. It calms the spirit, regulates qi and blood.

Location

On the dorsal aspect of the forearm, on the line connecting SI5 and SI8, 5 cun proximal to the dorsal wrist crease.

Needling

Perpendicular insertion 0.5-1 cun.

TCM functions

Calms the spirit, regulates qi and blood.

Indications

Headache, neck stiffness, elbow and arm pain, warts, mental disorders.

Luo-connecting

Clinical notes

As the Luo-connecting point of the Small Intestine meridian, SI7 connects to the Heart meridian, making it significant for both physical and emotional disorders. It is best known for calming the spirit, addressing fear, anxiety, and sadness, and for treating conditions like epilepsy and mania. Clinically, it is also highly effective for pain and stiffness along the Small Intestine meridian, particularly in the elbow, arm, and neck. It is often paired with HT5 for emotional disturbances.

On the Small Intestine Channel channel

SI7 is one of 19 points on the Small Intestine Channel Meridian. Nearby points:

Frequently asked questions

Where is SI7 located?

SI7 (Zhīzhèng) is located on the dorsal aspect of the forearm, on the line connecting SI5 and SI8, 5 cun proximal to the dorsal wrist crease.

What is SI7 used for?

SI7 calms the spirit, regulates qi and blood. Common clinical indications include headache, neck stiffness, elbow and arm pain, warts, mental disorders.

How is SI7 needled?

Perpendicular insertion 0.5-1 cun.

Which meridian is SI7 on?

SI7 is a point on the Small Intestine Channel Meridian (Shǒu Tài Yáng Xiǎo Cháng Jīng).

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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.