Patent ID: 6743218
Filing Date: 2004-06-01
Classification: A61M

Abstract:
A method of performing dialysis with a catheter system which includes (i) a working catheter having a distal working orifice, and (ii) a guide catheter having a guide lumen and a distal guide orifice, comprising the steps of:locking said working catheter in an operative position in which (i) said working catheter extends through said guide lumen of said guide catheter and out of said distal guide orifice of said guide catheter, and (ii) said distal working orifice of said working catheter is positioned outside of said guide catheter; performing a dialysis procedure including advancing and withdrawing blood through said working catheter while said working catheter is locked in said operative position; and after said dialysis procedure performing step, locking said working catheter in a stowed position in which (i) said working catheter extends into said guide lumen of said guide catheter, and (ii) said distal working orifice of said working catheter is positioned within said guide lumen of said guide catheter.