Mate) is the world's exclusive patented product developed by Canada and manufactured in the U.S.A. It is suitable for the resuscitation of gas-poisoned and anesthetized patients at the scene of a fire, in a mine, in a pre-hospital and in-hospital setting. Product features and advantages: + pneumatic air control, without any power supply + make fun of the rapid removal of harmful CO gas and other harmful gases in the patient's body + make fun of the rapid removal of volatile anesthetics in the body of the surgical anesthesia patients, to help the patient quickly wake up + high efficiency and convenience, is the effectiveness of the hyperbaric oxygen chamber healing 3 times