LR9 Yin Bladder

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

LR9 (Yinbao, “Yin Bladder”) is an acupuncture point on the Liver Channel of Foot Jueyin Meridian. It is located on the medial aspect of the thigh, 4 cun superior to LR8, between the vastus medialis muscle and the sartorius muscle. It regulates urination and alleviates pain.

Location

On the medial aspect of the thigh, 4 cun superior to LR8, between the vastus medialis muscle and the sartorius muscle.

Needling

Perpendicular insertion 1.0-1.5 cun.

TCM functions

Regulates urination and alleviates pain.

Indications

Dysuria, enuresis, lower abdominal pain, lumbar pain.

Clinical notes

LR9 is primarily used to regulate urination and alleviate pain in the lower abdomen and medial thigh. It is indicated for conditions such as urinary retention, enuresis, and dysuria, especially when associated with Liver Qi stagnation affecting the bladder. It also addresses pain along the Liver meridian in the groin and inner thigh.

On the Liver Channel of Foot Jueyin channel

LR9 is one of 14 points on the Liver Channel of Foot Jueyin Meridian. Nearby points:

Frequently asked questions

Where is LR9 located?

LR9 (Yinbao) is located on the medial aspect of the thigh, 4 cun superior to LR8, between the vastus medialis muscle and the sartorius muscle.

What is LR9 used for?

LR9 regulates urination and alleviates pain. Common clinical indications include dysuria, enuresis, lower abdominal pain, lumbar pain.

How is LR9 needled?

Perpendicular insertion 1.0-1.5 cun.

Which meridian is LR9 on?

LR9 is a point on the Liver Channel of Foot Jueyin Meridian (Zú Juéyīn Gānjīng).

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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.