Flat filter for venting gas in intravenous medical lines

Details Flat filter for venting gas in intravenous medical lines Flat filter for venting gas in intravenous medical lines

2006-01-24

2006-01-24

Hayes, Michael J. (Department: 3763)

Surgery

Means for introducing or removing material from body for...

Treating material introduced into or removed from body...

C604S252000, C604S406000

Reexamination Certificate

active

06989002

ABSTRACT:
Flat filter for venting gas in intravenous medical lines, comprising a case formed by a frontal plate and by a dorsal plate between which a hydrophilic filtering membrane is interposed. The dorsal plate has a single through hole for gas venting in communication with an elongated collecting channel formed on the inner surface of the dorsal plate and along which a hydrophobic membrane of complementary shape is applied.

REFERENCES:
patent: 4326957 (1982-04-01), Rosenberg
patent: 4525182 (1985-06-01), Rising et al.
patent: 6347711 (2002-02-01), Friederichs et al.
patent: 0 302 722 (1989-02-01), None
patent: 0 784 988 (1997-07-01), None
patent: 1 214 955 (2002-06-01), None

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