Patent ID: 7198632

Claim:
A balloon catheter comprising: an elongate shaft having a distal region and a proximal region and defining a lumen therebetween; and an inflatable balloon disposed over a portion of the distal region of the elongate shaft, the balloon having distal and proximal portions and distal and proximal ends; wherein the balloon is configured to expand to a first expansion configuration when a first amount of fluid is inserted into the balloon, and to expand to a second expansion configuration when a second, greater, amount of fluid is inserted into the balloon; wherein when the balloon is in the first expansion configuration, the distal portion of the balloon is expanded and the proximal portion of the balloon is in a collapsed configuration; wherein the proximal portion of the balloon is releasably attached to the shaft; wherein the proximal portion of the balloon is heat bonded to the shaft for releasably attaching to the shaft.