TB19 Lúxī

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

TB19 (Lúxī, “Lúxī”) is an acupuncture point on the Triple Burner Meridian. It is located posterior to the ear, on a line connecting Jiaosun (TB20) and Yifeng (TB17), approximately two-thirds of the distance from Yifeng, over a visible blue vein. It benefits the ears, clears the head, alleviates pain, and calms fright.

Location

Posterior to the ear, on a line connecting Jiaosun (TB20) and Yifeng (TB17), approximately two-thirds of the distance from Yifeng, over a visible blue vein.

Needling

Subcutaneous insertion 0.3-0.5 cun, often directed along the channel.

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TCM functions

Benefits the ears, clears the head, alleviates pain, and calms fright..

Indications

Ear pain, tinnitus, deafness, chest and hypochondriac pain that pulls and prevents turning to the side, body heat and pain, infantile convulsions with difficulty breathing, infantile fright and convulsions, vomiting, diarrhea..

Clinical notes

Lúxī is a significant local point for a variety of ear disorders, including tinnitus, deafness, and pain, consistent with its location on the San Jiao channel which encircles the ear. Its classical indication for chest and rib-side pain that restricts turning suggests a distal effect along the channel pathway. The point was also used for severe pediatric conditions like convulsions with respiratory distress, highlighting its function in calming fright and regulating Qi.

On the Triple Burner channel

TB19 is one of 23 points on the Triple Burner Meridian. Nearby points:

TB15TB16TB17TB18TB20TB21TB22TB23

Frequently asked questions

Where is TB19 located?

TB19 (Lúxī) is located posterior to the ear, on a line connecting Jiaosun (TB20) and Yifeng (TB17), approximately two-thirds of the distance from Yifeng, over a visible blue vein.

What is TB19 used for?

TB19 benefits the ears, clears the head, alleviates pain, and calms fright. Common clinical indications include ear pain, tinnitus, deafness, chest and hypochondriac pain that pulls and prevents turning to the side, body heat and pain, infantile convulsions with difficulty breathing, infantile fright and convulsions, vomiting, diarrhea.

How is TB19 needled?

Subcutaneous insertion 0.3-0.5 cun, often directed along the channel. Caution: Classical texts strongly warn against needling this point in a way that causes excessive bleeding, stating that it can be fatal. Some sources explicitly forbid needling.

Which meridian is TB19 on?

TB19 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.