Thermally-activated biocompatible foam occlusion device for self-expanding heart valves
US10314698B2 · kind B2 · utility
0Cited by
73References
11Claims
0Family size
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Key dates
| Filing date | Jan 29, 2014 |
| Grant date | Jun 11, 2019 |
| Priority date | — |
| Expiry date | Jan 12, 2035 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2250/0069
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A structure for sealing a gap between a medical device and adjacent body tissue includes a ring-shaped body formed at least in part of a material that expands from a compressed condition to an expanded condition when heated to a transition temperature and that is adapted to conform to the body tissue in the expanded condition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.