Vertically 0.5–1 cun.
Caution: Peritoneum, full bladder, pregnancy
The Penetrating Vessel is the 'Sea of Blood', 'Sea of the 12 Channel' as well as the 'Sea of the abdomen avenue'. Thus its points are often able to invigorate the Blood and Qi and remove Stagnation, especially in the abdomen.
Therefore, Henggu KID-11 is able to strongly promote Qi and Blood circulation in the Lower Burner, characterized by symptoms such as genital pain or lower abdominal pain.
Since the Penetrating Vessels run to the eyes, KID-11 can be used as a distal point to clear Heat from the eye. Typical symptoms are redness or pain on the eyes and inner canthus.
Finally, KID-11 resolves Dampness from the Lower Burner as well, so that it treats symptoms like urination difficulty, retention of urine or hypogastric fullness.