FIELD: medical engineering. SUBSTANCE: respiratory apparatus has hollow sectional body with reed valves arranged in it at delivery channel output. Reed valves are cut out on hygienic napkin made of polymeric film secured in joint of body. Delivery channel is provided with supporting membrane having perforated holes. Membrane is positioned at delivery channel output, in front of reed valves. EFFECT: enhanced reliability and efficiency. 2 cl, 3 dwg
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