Surgery – Respiratory method or device
Patent
1997-05-14
1998-10-27
Asher, Kimberly L.
Surgery
Respiratory method or device
12820213, 12820418, 55276, 181258, A61M 1600, A62B 700, B01D 1900, F01M 708
Patent
active
058265732
ABSTRACT:
A gas flow control element with a gas-permeable section, through which excess gas flows to the outside from an interior space (10), is to be improved such that it can be cleaned with ease and that a defined, reproducible discharge is present. To accomplish this task, the gas-permeable section comprises individual disks (5) lying one on top of another, which are provided with flow channels.
REFERENCES:
patent: 4134472 (1979-01-01), Trainor
patent: 4644947 (1987-02-01), Whitwam et al.
patent: 4751980 (1988-06-01), DeVane
patent: 5152366 (1992-10-01), Reitz
patent: 5663537 (1997-09-01), Ko et al.
Riggert Eckhard
Stegmann Holger
Asher Kimberly L.
Dragerwerk AG
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