As a component of the anesthesia machine, is a device used to control the anesthetic dose between the anesthesia machine and the human body. After the anesthesia machine is guided and activated by the gas storage bag, it replaces the gas storage bag the anesthesia machine and automatically operates in accordance with the frequency of the anesthesia machine.

The bellow for anesthesia machine has consistent color and luster, no spots, stains, pockmarks, burrs and other defects, the product has the advantages of stable and reliable operation on the machine and long service life, and the product meets the requirements of biological performance.