Wuyi ST-15 Acupuncture Point

Wuyi ST-15

Chinese: 屋翳

Pinyin: Wū Yì


In the 2nd intercostal space, on the mammillary line, 4 cun lateral to the anterior midline. 

How to locate

First identify the the clavicular midpoint which is 4 cun lateral to the anterior midline. Draw the mammillary line between this point and the nipple.

Palpate along this line from the top and locate Wuyi ST-15 in the second intercostal space. 

Main actions

  1. Descends Rebellious Qi and opens the chest
  2. Eases skin pain and itchiness
  3. Benefits the breasts


0.5–0.8 cun obliquely or transversely, parallel to the course of the intercostal space or with or against the channel pathway.

Caution: pneumothorax.

Commentary for Wuyi ST-15

Wuyi ST-15 is not a major point of the Stomach Channel.

Its main function is to descend Rebellious Qi and open the chest, characterized by distention and pain in the chest or lateral costal region, coughing, breathlessness and etc. 

It also eases pain and general skin itchiness.