Blood Return Catheter

William Baumgartner, Southern, L. Lee  |  2/24/2007 3:43:50 AM

Southern, Jr., Lincoln Lee
Date Posted: 3/30/2004
Patent Status: issued
Patent Number: 6,712,797

A blood vessel catheter with a non-planar tip that prevents or inhibits the catheter from adhering to the blood vessel wall or a blood clot when negative pressure is applied to the catheter to withdraw blood. The non-planar tip maintains its shape while in the blood vessel, while allowing blood to flow into the catheter.

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