Surgery – Respiratory method or device – Face mask covering a breathing passage
Patent
1994-06-06
1997-07-22
Millin, V.
Surgery
Respiratory method or device
Face mask covering a breathing passage
12820024, 12820621, 482 13, A62B 700
Patent
active
056495331
ABSTRACT:
A respiration device for preventing Sleep Apnea and snoring of patients. The device comprises a nose-mask and a housing with an inhalation and an exhalation, one-way, elastically self-closing, preferably diaphragm-type valves. The exhalation valve is adapted to close against a predetermined, elevated pressure prevailing in the housing prior to the completion of exhalation by the patient.
REFERENCES:
patent: 3710780 (1973-01-01), Milch
patent: 4533137 (1985-08-01), Sonne
patent: 4601465 (1986-07-01), Roy
patent: 4739987 (1988-04-01), Nicholson
Deane, Jr. William J.
Millin V.
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