MZS30 automatic suction device is filled with medical oxygen in accordance with the provisions of GB8982-1998 Medical Oxygen. It is suitable for rescuing casualties with respiratory paralysis or respiratory depression. For example, respiratory depression or asphyxia caused by chest trauma, carbon monoxide (or other toxic gases) poisoning, drowning, electric shock, etc. can be applied.

Inhibition or asphyxiation can be applied, especially suitable for disaster accident scene, coal mine underground rescue, also suitable for petrochemical, metallurgy, mining and other industrial and mining enterprises rescue and medical units to go out first aid and escort the injured on the way to use.