Flush
Channel
(衝脈)
Flush channel / Thoroughfare Vessel
  Flush channel This is one of the standard nomenclatures of the eight extra meridians. It refers to the “sea of blood," which is the place for the 12 normal meridians to converge and where it helps regulate the qi and blood inside them. Sometimes, it also refers to the liver or an acupuncture point. This channel is closely related to the menses.
 
   
chong mai 衝脈
  衝脈是奇經八脈之一,由上至下貫穿全身,為氣血的要衝,負責調節十二經脈之氣血,故又稱血海。衝脈有時又指肝臟或指經穴名之一。它與婦女的月經有密切關係。