Patent ID: 6652578
Filing Date: 2003-11-25
Classification: A61F

Abstract:
A catheter, comprising:a. a catheter body defining a central longitudinal lumen; b. an inflatable balloon positioned proximate a distal end of the catheter body and in fluid flow communication with the central longitudinal lumen; c. a sheath positioned proximate the distal end of the catheter, distal the inflatable balloon and fixedly coupled to the catheter body and distally extensible therefrom; d. a guidewire shaft positioned co-axially within the central longitudinal lumen of the catheter body and passing through an entire longitudinal length of the catheter body; and e. an annular plug member concentrically coupled to the guidewire shaft and positioned distal the inflatable balloon and proximal the sheath, the annular plug member terminating the central longitudinal lumen of the catheter body in a fluid tight manner and being moveable therein.