Surgery – Means for introducing or removing material from body for... – Treating material introduced into or removed from body...
Patent
1996-04-30
1998-01-13
Rimell, Sam
Surgery
Means for introducing or removing material from body for...
Treating material introduced into or removed from body...
604118, 604247, 604167, A61M 100
Patent
active
057073562
ABSTRACT:
An overpressure safety valve assembly for use during heart surgery is disclosed. The assembly comprises an elongated tubular body portion having an inlet end, and an outlet end and an unidirectional valve disposed therebetween. A relief valve portion is joined to and in flow communication with the tubular portion. The relief valve portion includes a first relief valve configured to open if the pressure within the overpressure safety valve diminishes below a predetermined level, and a second relief valve configured to open if the pressure adjacent the outlet end exceeds a predetermined level. The first and second relief valves are disposed in a side by side configuration in a common conduit.
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Forrest Peter
Kinghorn Curtis D.
Medtronic Inc.
Patton Harold R.
Rimell Sam
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