APPARATUS FOR ARTIFICIAL VENTILATION OF LUNGS Russian patent published in 1997 - IPC

FIELD: respiration technics. SUBSTANCE: invention relates to artificial ventilation of lungs in disaster medicine, in ambulance and first aid practice, and also under field conditions. Apparatus contains powered lung ventilation control valve with its outlet consecutively connected through outlet piece, injector, and respiration hose with patient's attachment means. Apparatus further has toggle connected with respiratory rate adjustment restrictor, first entries of comparison relay of memory cell and inverter connected through second inlet with memory cell outlet, turning-on entry of which is connected to outlet of the first comparison relay, second entry of which is connected with first outlet of the first pneumatic relay. Apparatus also has second comparison relay and second pneumatic relay, their entries connected to inverter outlet, first and second outlets of first pneumatic relay. Second outlet of first pneumatic relay is also linked to container and second comparison relay, outlet of which is connected with turning-off entry of memory cell, whereas outlets of second pneumatic relay communicate with atmosphere. EFFECT: improved structure. 1 dwg