Patent ID: 6786884
Filing Date: 2004-09-07
Classification: A61M

Abstract:
A multi-lumen catheter apparatus for use in the simultaneous injection of fluids to, and aspiration of fluids from, a targeted area of a patient, comprising a catheter body and a bolus tip, wherein said catheter body comprises an outer wall and a septum that together form a first and second lumen, and wherein said bolus tip is separate from and connected to a distal end of said catheter body, said bolus tip comprising:an elongate body, having a substantially cylindrical shape defined by an outer wall; an interfacing section at a proximal end of said elongate body, comprising a dividing section that divides said elongate body into a first channel and a second channel, wherein said first lumen is in fluid communication with said first channel and said second lumen is in fluid communication with said second channel; a nose section at a distal end of said elongate body, comprising a tip having a semispheroidal shape; a first cavity formed in a first side of said elongate body in fluid communication with said first channel; and a second cavity formed in a second side of said elongate body in fluid communication with said second channel; wherein a mid-portion of said first and second cavities extends through the entirety of said elongate body outer wall to said dividing section on respective said first and second sides of said elongate body.