Drug delivery stent
US5891108A · kind A · utility
261Cited by
19References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 12, 1994 |
| Grant date | Apr 6, 1999 |
| Priority date | — |
| Expiry date | Sep 12, 2014 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2250/0068
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The drug delivery stent assembly includes a hollow tubular wire stent which extends in a path defining a generally cylindrical envelope and which has side walls facing outwardly of the cylindrical envelope with holes therein for delivery of liquid to a site in a vessel where the stent is placed and the stent being constructed in a manner which permits the stent to be placed in one of two states, one state being where the stent assumes the shape of an enlarged generally cylindrical envelope and the other state being where the stent assumes the shape of a contracted smaller cylindrical envelope.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.