Surgery – Blood drawn and replaced or treated and returned to body
Patent
1985-03-25
1986-06-24
Truluck, Dalton L.
Surgery
Blood drawn and replaced or treated and returned to body
604 43, 604 93, 604264, A61M 2500
Patent
active
045965480
ABSTRACT:
A single stage venous catheter for use in open heart surgery which has an extended insertion end provided with axially extending open-sided sectorial grooves around a common axis, the grooves terminating in a common receiving chamber surrounded by circumferentially spaced multiple fins or ribs to maintain the proper clearance for the catheter chamber.
REFERENCES:
patent: 4129129 (1978-12-01), Amrine
patent: 4248224 (1981-02-01), Jones
patent: 4309994 (1982-01-01), Grunwald
patent: 4398910 (1983-08-01), Blake et al.
DeVries James H.
Williams Ronald A.
DLP Inc.
Truluck Dalton L.
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