Patent ID: 7074213

Claim:
A catheter comprising: a catheter body having a proximal portion, a distal portion, a first longitudinally extending central lumen, and at least three longitudinally extending lumens positioned radially of the first lumen and and adapted to communicate with a body of the patient, each of the at least three lumens terminating in an opening; a distal opening formed in the distal portion of the catheter body, the distal opening being in fluid communication with the first lumen; and the openings in the at least three lumens positioned proximally of the distal opening; wherein the catheter has a distal region having a first diameter and a second region proximal of the distal region having a second diameter, the first diameter being less than the second diameter to form a reduced diameter region, and the catheter including wall portions extending distally from the second region to the reduced diameter region.