Claims
- 1. In a stent-carrying balloon catheter in which a balloon is positioned within a stent for expanding the stent upon dilation of the balloon, the improvement comprising a circumferential fold in the balloon body over a portion of the balloon itself, the fold including first and second layers of balloon material which are touching each other in a plurality of location, the fold encompassing a circumferential end portion of the stent for securing it in place until dilation of the balloon.
- 2. The improvement of claim 1 in which the fold is in the region of at least one end portion of the balloon.
- 3. The improvement of claim 1 in which there are two folds in the balloon one each encompassing an end respectively of the stent.
- 4. The improvement of claim 3 in which the two folds are in the region of opposite ends of the balloon.
CROSS REFERENCE TO RELATED APPLICATIONS
[0001] This application is a Continuation application of application Ser. No. 09/335,361, filed Jun. 17, 1999, the contents of which are hereby incorporated by reference.
Continuations (1)
|
Number |
Date |
Country |
Parent |
09335361 |
Jun 1999 |
US |
Child |
09898741 |
Jul 2001 |
US |