Surgery – Respiratory method or device – Face mask covering a breathing passage
Patent
1978-08-09
1980-08-26
Recla, Henry J.
Surgery
Respiratory method or device
Face mask covering a breathing passage
A61M 1600
Patent
active
042190207
ABSTRACT:
A mask mounted scavenging valve attachment to scavenge gas emitting from an inhalation sedation system to the ambient environment.
REFERENCES:
patent: 746380 (1903-12-01), Richardson et al.
patent: 2016212 (1935-10-01), O'Connell
patent: 3182659 (1965-05-01), Blount
patent: 3721239 (1973-03-01), Myers
patent: 3889671 (1975-06-01), Baker
patent: 4015598 (1977-04-01), Brown
patent: 4151843 (1979-05-01), Brekke et al.
Fraser Sweatman, Inc.
Recla Henry J.
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