Catheter having rotary valves

Details Catheter having rotary valves Catheter having rotary valves

1992-03-30

1994-06-28

Rosenbaum, C. Fred

Surgery

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

Treating material introduced into or removed from body...

137505, 251304, 604 29, A61M 500

Patent

active

053242742

ABSTRACT:
The invention provides a dual lumen vascular access catheter having a main body defining first and second lumens and a connection structure which includes coupling means attaching the structure to the main body. First and second channels extend from the respective first and second lumens for attaching the catheter to equipment, and first and second rotary valves are positioned in the respective first and second channels. The valves include operators rotatable in generally the same plane to operate the valves and to provide a ready visual indication of the positions of the valves.

REFERENCES:
patent: 3411534 (1968-11-01), Rose
patent: 3434691 (1969-03-01), Hamilton
patent: 4079737 (1978-03-01), Miller
patent: 4576199 (1986-03-01), Svensson et al.
patent: 4595005 (1986-06-01), Jinotti
patent: 4648868 (1987-03-01), Hardwick et al.
patent: 4789000 (1988-12-01), Aslanian
patent: 5053003 (1991-10-01), Dadson et al.
patent: 5197951 (1993-03-01), Mahurkar

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