Fully sheathed balloon expandable stent delivery system
US6432130B1 · kind B1 · utility
Assignee
Inventor
Key dates
| Filing date | Apr 20, 2000 |
| Grant date | Aug 13, 2002 |
| Priority date | — |
| Expiry date | Apr 20, 2020 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2025/1081
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A stent delivery system which includes a self dividing and retracting stent retaining sleeve having a ribbed configuration. The ribbed configuration providing the sleeve with reduced columnar strength and an improved radial strength characteristics. The present stent delivery system further providing for a perforated portion on the sleeve which will rupture at a predetermined pressure thereby dividing the sleeve into a proximal portion and a distal portion. The ribbed sleeve portions providing a recoil action in opposite longitudinal directions to the individual sleeve portions which assists in actively retracting the sleeve portions off of the stent being expanded.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.