Patent ID: 7753868
Filing Date: 2010-07-13
Classification: A61M

Abstract:
1. A multi-lumen catheter, comprising: an elongated tubular member having a plurality of lumens extending therein, said tubular member having a withdrawal port in communication with a first lumen for transporting fluid withdrawn from a body vessel, and an infusion port in communication with a second lumen for return of said fluid to said vessel, said withdrawal port positioned proximal of the infusion port along a length of said tubular member, said tubular member including a septum separating said first and second lumens and extending at least substantially to said infusion port, said tubular member further comprising a passageway formed in an outer wall of said tubular member adjacent said infusion lumen and extending through said septum to said withdraw lumen, and a generally tubular conduit extending through said passageway and septum such that said withdraw lumen communicates with an environment exterior of said tubular member outer wall, said tubular member configured such that at least a portion of said septum extending between said withdrawal port and said infusion port is uncovered, said uncovered portion of said septum including at least one aperture.