Dialysis Catheter
14 Assignments
0 Petitions
Accused Products
Abstract
A medical catheter comprising a first return lumen, a plurality of withdrawal lumens, a first clamping member and a plurality of intake extension tubes. Each intake extension tube communicates with an intake lumen of the catheter to provide fluid communication with the respective intake lumens. The intake extension tubes are positioned in a stacked arrangement, and the clamping member has a plurality of posts to receive the stacked tubes to limit lateral movement thereof.
127 Citations
32 Claims
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1-24. -24. (canceled)
- 25. A dialysis catheter comprising a first portion having a first diameter, an elongated distal portion having a second diameter smaller than the first diameter, and a transition region between the first portion and distal portion, a first longitudinally extending central delivery lumen configured to deliver blood terminating in an opening in the distal portion, and at least two independent longitudinally extending withdrawal lumens positioned radially of the first lumen, the at least two lumens configured to withdraw blood from a patient and each terminating in a longitudinally directed opening in the transition region, and a plurality of longitudinally extending reinforcing ribs extending partially along the outer surface of the catheter and terminating proximal of the opening in the central lumen.
Specification