Double lumened catheter
First Claim
1. A multi-lumened catheter having at least two lumens, one of said lumens being an oxygenation lumen and the other being an aspiration lumen, each of said lumens having an opening therein, and a protuberance whereby the aspiration lumen is spaced by said protuberance from approximate tissue surfaces, said lumens having a common flow control means in communication therewith and having multiple flow positions for controlling independently or simultaneously the flow through said lumens, said control means having a plunger means, said plunger means having a locking tab member affixed thereto for locking said plunger means into the desired flow position for controlling the flow through said lumens.
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Accused Products
Abstract
This invention comprises a novel aspiration-administration assembly which includes a fluid receptacle, a double lumened catheter, and a flow control means to simultaneously administer oxygen and perform aspiration functions.
69 Citations
4 Claims
- 1. A multi-lumened catheter having at least two lumens, one of said lumens being an oxygenation lumen and the other being an aspiration lumen, each of said lumens having an opening therein, and a protuberance whereby the aspiration lumen is spaced by said protuberance from approximate tissue surfaces, said lumens having a common flow control means in communication therewith and having multiple flow positions for controlling independently or simultaneously the flow through said lumens, said control means having a plunger means, said plunger means having a locking tab member affixed thereto for locking said plunger means into the desired flow position for controlling the flow through said lumens.
Specification
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- Resources
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Current AssigneeRoy L. Campbell, Steven Loveland
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Original AssigneeRoy L. Campbell, Steven Loveland
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InventorsLoveland, Steven, Campbell, Roy L.
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Primary Examiner(s)Truluck, Dalton L.
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Application NumberUS05/585,067Time in Patent Office771 DaysField of Search128/2 F, 128/240, 128/241, 128/276, 128/278, 128/348-351, 128/274, 128/208, 32/33US Class Current600/581CPC Class CodesA61M 1/7413 by changing the cross-secti...A61M 16/0463 combined with suction tubes...A61M 2025/0037 characterized by lumina bei...A61M 25/0068 Static characteristics of t...A61M 25/007 Side holes, e.g. their prof...
