Zigong REN-19

Chinese: 紫宫

Pinyin: Zǐ gōng


On the midline of the chest, on the level of the 2nd intercostal space.

How to locate

Identify Shangzhong REN-17 in the middle of the two nipples, on the level of the 4th intercostal space. Locate the 2nd intercostal space by counting two space up. 

Or locate the 2nd intercostal space by palpation or counting down from the clavicle. Zigong REN-19 is on the midline of the sternum. 

Main actions

  1. Opens the chest and regulates Qi
  2. Descends rebellious Qi


0.5 cun transversely in a superior or inferior direction along the Channel. 

Caution: only transverse needling is recommended in order not to injure the mediastinum or the pleura, especially for patients with a sternal foramen. 

Commentary for Zigong REN-19

The main function of this point is to open the chest and remove Qi Stagnation, so as to relieve pain in the chest and sternum. Together with Yutang REN-18 and Geshu BL-17, it also treats bone pain. 

Like Yutang REN-18, it can be stimulated to descend Rebellious Qi so as to treat coughing, vomiting and difficulties to swollen foods.