LR9 Yinbao

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

LR9 (Yinbao, “Yinbao”) 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 the medial epicondyle of the femur, in the depression between the vastus medialis and sartorius muscles. It regulates the Lower Jiao, adjusts menstruation, drains dampness, and alleviates pain.

Location

On the medial aspect of the thigh, 4 cun superior to the medial epicondyle of the femur, in the depression between the vastus medialis and sartorius muscles.

Needling

Perpendicular insertion 1.0 to 2.0 cun. The femoral artery is medial to this point, so palpate for the pulse before needling and direct the needle slightly posteriorly to avoid it.

TCM functions

Regulates the Lower Jiao, adjusts menstruation, drains dampness, and alleviates pain..

Indications

Low back pain radiating to the lower abdomen, lower abdominal pain, lower abdominal swelling, difficult urination, urinary incontinence, enuresis (bedwetting), irregular menstruation, abdominal fullness..

Clinical notes

Yinbao is a key point on the Liver channel for regulating the urogenital system and the menses. Its classical indications strongly point to its use for urinary issues like incontinence and difficulty urinating, as well as menstrual irregularities. It is also indicated for pain that connects the lower back and the lower abdomen, reflecting the path of the Liver channel through the inguinal region.

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 the medial epicondyle of the femur, in the depression between the vastus medialis and sartorius muscles.

What is LR9 used for?

LR9 regulates the Lower Jiao, adjusts menstruation, drains dampness, and alleviates pain. Common clinical indications include low back pain radiating to the lower abdomen, lower abdominal pain, lower abdominal swelling, difficult urination, urinary incontinence, enuresis (bedwetting), irregular menstruation, abdominal fullness.

How is LR9 needled?

Perpendicular insertion 1.0 to 2.0 cun. The femoral artery is medial to this point, so palpate for the pulse before needling and direct the needle slightly posteriorly to avoid it.

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.