Patent ID: 6692461
Filing Date: 2004-02-17
Classification: A61M

Abstract:
A balloon catheter, comprising:an elongated catheter shaft having a proximal end, a distal end, a proximal shaft section, a distal shaft section, a guidewire lumen extending along at least a portion thereof to a port at the catheter shaft distal end, and an inflation lumen; a distal tip member having a proximal end spaced distally apart from the distal end of the elongated catheter shaft, and being in fluid communication with the catheter shaft guidewire lumen, and defining a guidewire distal port; and a balloon on the distal catheter shaft section, having an inflatable interior in fluid communication with the inflation lumen, a proximal balloon shaft section, and a distal balloon shaft section tapering distally with a distal end butt-joined to the proximal end of the tip member and with an interior surface defining a portion of the guidewire lumen, the distal balloon shaft being sealingly secured to the catheter shaft and the tip member.