Balloon catheter devices with folded balloons
US8114049B2 · kind B2 · utility
37Cited by
88References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 6, 2009 |
| Grant date | Feb 14, 2012 |
| Priority date | — |
| Expiry date | Jul 18, 2029 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29L2009/005
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Catheter devices having an expandable balloon for delivering a therapeutic agent to a body site. The balloon has one or more folds which serve as a reservoir for containing the therapeutic agent. The fold may have any of various configurations to hold the therapeutic agent. In some cases, the balloon comprises one or more lobes that forms the fold(s). The therapeutic agent may be provided in various ways. For example, the therapeutic agent may be contained in packets that rupture upon expansion of the balloon, or as a plurality of discrete bulk masses, or sealed within compartments.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.