FIELD: medical engineering. SUBSTANCE: device has respiratory tube, exhalation valve with control and check member and inhalation valve with control and check member. The control members are connected to the check members manufactured as a set of plate-type springs combined as packages and provided with independent each spring force parameter adjustment option in each package. EFFECT: higher passability of respiratory paths. 1 dwg
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Authors
Dates
2001-04-10—Published
1999-10-08—Filed