Patent ID: 6793647
Filing Date: 2004-09-21
Classification: A61M

Abstract:
An intraluminal catheter comprising:a) an elongated catheter shaft having proximal and distal ends, an inflation lumen, a guidewire lumen, an outer tubular member having the inflation lumen therein, and an inner tubular member defining the guidewire lumen, the inner tubular member having an expanded portion of cylindrical shape with an outer diameter greater than an outer diameter of an unexpanded portion of the inner tubular member proximal to the expanded portion and with an inner diameter greater than an inner diameter of the unexpanded portion of the inner tubular member; and b) a balloon on a distal shaft section having a proximal skirt section secured to the outer tubular member and a distal skirt section secured to the inner tubular member so that an inflatable interior of the balloon is in fluid communication with the inflation lumen.