BL14 (Jué Yīn Shū, “Jué Yīn Shū”) is the Back-Shu point of the Bladder Meridian. It is located on the upper back, 1.5 cun lateral to the lower border of the spinous process of the fourth thoracic vertebra (T4). It regulates Heart Qi, expands the chest, unbinds Qi, and alleviates pain.
On the upper back, 1.5 cun lateral to the lower border of the spinous process of the fourth thoracic vertebra (T4).
Oblique insertion towards the spine, 0.5 to 1.0 cun. Deep perpendicular or oblique-lateral insertion carries a risk of pneumothorax.
Regulates Heart Qi, expands the chest, unbinds Qi, and alleviates pain.
Cough with rebellious Qi, vomiting, heart pain, chest fullness, vexation and oppression, toothache, accumulation and stagnation in the chest, chest and diaphragm qi accumulation, good for vomiting.
As the Back-Shu point of the Pericardium, Jueyin Shu directly influences the chest and Heart. It is a primary point for treating chest oppression, vexation, and pain arising from Qi stagnation or emotional constraint affecting the Heart and Pericardium. Its ability to descend rebellious Qi also makes it effective for cough and vomiting, particularly when these symptoms are accompanied by thoracic discomfort.
Classical text; the translation was prepared with AI and is not clinical advice.
《針灸逢源》 Zhēnjiǔ Féngyuán — Sources of Acupuncture & Moxibustion, Li Xuechuan, 1815 · 卷四 · 經穴考正 · 足太陽膀胱經穴考 · Source: jicheng.tw ↗
厥陰腧 在四椎下兩旁開脊中二寸。 （針三分。 灸三壯○此即心包絡俞甲乙無此穴）治咳逆心痛嘔吐煩悶According to this text, BL14 lies on both sides below the fourth vertebra, 2 cun from the spine's centre; needle 3 fen, moxa 3 cones. It notes this is the pericardium shu point, absent from the Jiayi Jing, and records use for cough with counterflow, heart pain, vomiting and restless oppression.
《備急千金要方》 Bèijí Qiānjīn Yàofāng — Essential Prescriptions Worth a Thousand Gold for Emergencies, c. 650 · 第二十 · Source: Wikisource ↗
治胸中膈氣聚痛好吐方 灸厥陰俞，穴在第四椎，兩邊各相去一寸五分，隨年壯The text records that for gathered, painful diaphragm qi in the chest with frequent vomiting, BL14 was moxibusted with as many cones as the patient's years; it lies at the fourth vertebra, 1.5 cun to each side.
《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 ↗
厥陰腧二穴，在第四椎下兩旁，相去各一寸五分。 針入三分，灸七壯It is located on both sides below the fourth vertebra, 1.5 cun from the midline, according to this text; BL14 is needled 3 fen with 7 moxa cones.
《醫學入門》 Yīxué Rùmén — Introduction to Medicine, Li Chan, 1575 · 经穴起止 · Source: Wikisource ↗
厥阴俞四节外一寸半。 灸五壮。 主呕逆，牙疼，胸闷According to this text, BL14 lies 1.5 cun lateral to the fourth vertebra; it gives 5 moxa cones and records use for vomiting with counterflow, toothache and chest oppression.
BL14 is one of 67 points on the Bladder Meridian. Nearby points:
BL14 (Jué Yīn Shū) is located on the upper back, 1.5 cun lateral to the lower border of the spinous process of the fourth thoracic vertebra (T4).
BL14 regulates Heart Qi, expands the chest, unbinds Qi, and alleviates pain. Common clinical indications include cough with rebellious Qi, vomiting, heart pain, chest fullness, vexation and oppression, toothache, accumulation and stagnation in the chest, chest and diaphragm qi accumulation, good for vomiting.
Oblique insertion towards the spine, 0.5 to 1.0 cun. Deep perpendicular or oblique-lateral insertion carries a risk of pneumothorax. Caution: Overlies the thoracic cavity — risk of PNEUMOTHORAX. Needle obliquely or transversely, never deeply or perpendicularly toward the chest wall.
BL14 is a point on the Bladder Meridian (Zú Tài Yáng Páng Guāng Jīng).