KI8 Intersecting Reach

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

KI8 (Jiaoxin, “Intersecting Reach”) is the Xi-cleft of Yinqiao point of the Kidney Channel Meridian. It is located on the medial aspect of the lower leg, 0.5 cun anterior to KI7, 2 cun superior to KI3, posterior to the medial border of the tibia. It regulates menstruation, benefits the lower jiao, clears damp-heat.

Location

On the medial aspect of the lower leg, 0.5 cun anterior to KI7, 2 cun superior to KI3, posterior to the medial border of the tibia.

Needling

Perpendicular insertion 0.5-1.0 cun.

TCM functions

Regulates menstruation, benefits the lower jiao, clears damp-heat.

Indications

Irregular menstruation, uterine bleeding, hernia, difficult urination, diarrhea.

Xi-cleft of Yinqiao

Clinical notes

KI8 is the Xi-cleft point of the Yinqiao Mai, making it particularly effective for acute gynecological disorders and lower jiao issues, especially those involving damp-heat. It is a crucial point for regulating menstruation, treating irregular periods, uterine bleeding, and leukorrhea. Its Xi-cleft nature allows it to address acute pain and bleeding. KI8 is also used for hernia and prolapse due to its connection to the Yinqiao Mai.

On the Kidney Channel channel

KI8 is one of 27 points on the Kidney Channel Meridian. Nearby points:

Frequently asked questions

Where is KI8 located?

KI8 (Jiaoxin) is located on the medial aspect of the lower leg, 0.5 cun anterior to KI7, 2 cun superior to KI3, posterior to the medial border of the tibia.

What is KI8 used for?

KI8 regulates menstruation, benefits the lower jiao, clears damp-heat. Common clinical indications include irregular menstruation, uterine bleeding, hernia, difficult urination, diarrhea.

How is KI8 needled?

Perpendicular insertion 0.5-1.0 cun.

Which meridian is KI8 on?

KI8 is a point on the Kidney Channel Meridian (Zú Shàoyīn Shènjīng).

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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.