An airtight steel container that encloses all human anatomy except the head and causes the lungs to breathe in and out through regulated alterations in atmosphere pressure.
A pneumonic device for assisted respiration.
A steel chamber, usually cylindrical, enclosing the whole human body of one with the exception of the head, accustomed help respiration for individuals enduring disease, specifically poliomyelitis. A reciprocating piston by the end triggers alternating large and low-pressure inside, which makes or helps the breathing regarding the client within.
respirator that produces alternations in environment force in a chamber surrounding someone's chest to force environment into and out of the lungs hence supplying synthetic respiration