Anti-migratory stent coating
US9597206B2 · kind B2 · utility
13Cited by
5References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 14, 2014 |
| Grant date | Mar 21, 2017 |
| Priority date | — |
| Expiry date | Mar 14, 2034 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2002/8483
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The invention is directed to an anti-migratory stent comprising a tubular structure having an exterior surface and a plurality of protrusions provided on the exterior surface. The plurality of protrusions includes a first set of protrusions and a second set of protrusions. Each of the first and second set of protrusions includes a base and an apex. The apex of each of the first set of protrusions is offset from the base of the first set of protrusions in a direction opposite a direction of offset of the apex of each of the second set of protrusions from the base of the second set of protrusions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.