APPARATUS FOR ARTIFICIAL PULMONARY VENTILATION Russian patent published in 1997 - IPC

FIELD: anesthesiology; resuscitation; intensive therapy by substituting temporarily lost ventilatory function of human organism. SUBSTANCE: proposed apparatus comprises compressed oxygen pressure stabilizer, gas metering device, distributor of control gas flows, electronic control system, controllable expiration valve, inhalation pressure limiter, expiration end pressure limiter, patient's supply line, pressure gauge, compressed oxygen pressure difference stabilizer, safety valve, additional inhalation valve, inhalation generator, air pressure difference stabilizer, pressure selector, blocking unit, controllable return valve for oxygen supply line, controllable return valve for air supply line. EFFECT: reliability and safety in operation; apparatus is operative both in presence and in absence of compressed oxygen supply; apparatus operative from stationary compressed oxygen supply line. 6 dwg