Injection site with check valve inlet

Details Injection site with check valve inlet Injection site with check valve inlet

1978-04-03

1983-09-20

Truluck, Dalton L.

Surgery

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

Treating material introduced into or removed from body...

604247, A61M 514

Patent

active

044053169

ABSTRACT:
A check valve housing is rigidly attached to the first inlet of an injection site having a body portion, a first inlet, a second inlet and an outlet. The check valve housing encloses a duckbill valve member and has an interior wall which securely and frictionally engages a portion of the external surface of the duckbill valve member.

REFERENCES:
patent: 3332418 (1967-07-01), Brody
patent: 3886937 (1975-06-01), Bobo et al.
patent: 4000740 (1977-01-01), Mittleman
patent: 4048996 (1977-09-01), Schopen et al.

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