Surgery – Means for introducing or removing material from body for... – Material introduced into and removed from body through...
Patent
1997-05-28
1999-12-14
Coggins, Wynn Wood
Surgery
Means for introducing or removing material from body for...
Material introduced into and removed from body through...
604 28, 604 35, 604264, A61M 2500, A61B 1722
Patent
active
060010789
ABSTRACT:
A drainage catheter for selective positioning within the human vasculature which includes a catheter body defining separate pressure and discharge lumens. A connector means at a proximal end of the catheter connects the pressure channel to a source of liquid under pressure. An inlet opening is positioned in the side of the catheter adjacent the distal end thereof and communicates with the discharge channel. The pressure channel extends from the proximal end distally forward of the inlet opening and then curves rearwardly to join the discharge channel at said inlet opening. The pressure channel is shaped to form a spray nozzle to direct pressurized fluid in the pressure channel across said inlet opening and into the discharge channel to create a suction adjacent the inlet opening. A preformed distal tip portion extends from the distal end of the drainage catheter. The preformed tip portion is formed of a material having the characteristic of retaining a plastic memory and is preformed into a curved configuration for selective positioning.
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Coggins Wynn Wood
Cordis Corporation
Finkel Sharon
Montgomery Michael W.
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