Oxygen/air/nitrous oxide breathing gas mixer

Intended purpose

Device is flowmeter intended for use as a continuous flow system to deliver a mixture of nitrous oxide (N2O) and oxygen (O2) gases to a conscious, spontaneously breathing patient. When used with the Electronic Automatic Vacuum Switch (eAVS), the Midas Flowmeter is used to control the scavenging flow rate for exhaled waste analgesic gas.