TB23 (Sīzhúkōng, “Silk Bamboo Hollow”) is an acupuncture point on the Triple Burner Meridian. It is located in the depression at the lateral extremity of the eyebrow. It expels wind, brightens the eyes, alleviates pain, and stops convulsions.
In the depression at the lateral extremity of the eyebrow.
Transverse insertion, subcutaneously, 0.5-1.0 cun, directed posteriorly along the eyebrow or towards Taiyang (EX-HN5).
Expels wind, brightens the eyes, alleviates pain, and stops convulsions.
Headache, dizziness, vertigo, blurred vision, dim vision, aversion to wind and cold, red and painful eyes, twitching eyelids, upward-staring eyes, inability to recognize people, epilepsy, wind epilepsy, convulsions, drooling, vomiting of froth, toothache, madness, inverted eyelashes, tetanus with eyes rolled up, infantile epilepsy with upward-staring eyes.
As the terminal point of the Triple Burner meridian, Sizhukong is a primary local point for disorders of the eyes and lateral head. It is frequently used for temporal headaches, migraines, and a wide range of eye conditions, from simple pain and redness to more complex issues like optic atrophy or facial paralysis affecting the eye. Its classical indications for wind-epilepsy and convulsions highlight its function in extinguishing internal wind affecting the head.
Classical text; the translation was prepared with AI and is not clinical advice.
《醫學綱目·刺灸》 Yīxué Gāngmù · Cìjiǔ — Outline of Medicine: Needling and Moxibustion, Lou Ying, 1565 · 卷之八·陰陽臟腑部 · 穴法下 · Source: jicheng.tw ↗
絲竹空二穴，在眉後陷中，足少陽脈氣所發。 不可灸，針入三分，留三呼According to this text, TB23 lies in the depression at the outer end of the eyebrow, where the qi of the foot shaoyang vessel issues; moxibustion must not be applied, and it is needled 0.3 cun and retained for 3 breaths.
《神應經》 Shényìng Jīng — Classic of Divine Response, Chen Hui, 1425 · 穴法图 · Source: Wikisource ↗
丝竹空 在眉后陷中。 针三分，宜泻不宜补。 禁灸。 灸之使人目小无所见According to this text, TB23 lies in the depression at the outer end of the eyebrow and is needled 0.3 cun, preferably with draining rather than tonifying; moxibustion is forbidden, as it was said to make the eyes small and unable to see.
TB23 is one of 23 points on the Triple Burner Meridian. Nearby points:
TB23 (Sīzhúkōng) is located in the depression at the lateral extremity of the eyebrow.
TB23 expels wind, brightens the eyes, alleviates pain, and stops convulsions. Common clinical indications include headache, dizziness, vertigo, blurred vision, dim vision, aversion to wind and cold, red and painful eyes, twitching eyelids, upward-staring eyes, inability to recognize people, epilepsy, wind epilepsy, convulsions, drooling, vomiting of froth, toothache, madness, inverted eyelashes, tetanus with eyes rolled up, infantile epilepsy with upward-staring eyes.
Transverse insertion, subcutaneously, 0.5-1.0 cun, directed posteriorly along the eyebrow or towards Taiyang (EX-HN5). Caution: The classical texts unanimously and strongly prohibit moxibustion on this point, warning that it can cause the eyes to shrink or result in blindness.
TB23 is a point on the Triple Burner Meridian (Sān Jiāo).