DEVICE FOR CARRYING OUT ARTIFICIAL LUNG VENTILATION Russian patent published in 2003 - IPC

FIELD: medical engineering. SUBSTANCE: device has control unit, respiratory unit hoses for in- and exhaling connected to each other with T-joint, unit for dosing gas mixture, respiratory sack, sucking valve and safety valve. The control unit has electromotor kinematically connected to screw-nut transmission unit, pneumatic impulse generator pneumatically connected to exhalation valve of the respiratory unit and pressure transformer pneumatically connected to inhalation line of the respiratory unit. The generator has valve and rod supported by electromagnet core and enclosed into casing fixed on the electromagnet. Membrane having rigid nozzle center is sealed in cover 22 of the casing. EFFECT: stable functional parameter values control. 3 dwg