Sealing member for prosthetic heart valve
US12064341B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 31, 2018 |
| Grant date | Aug 20, 2024 |
| Priority date | — |
| Expiry date | Aug 31, 2038 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2230/0076
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A prosthetic heart valve includes an annular frame that has an inflow end and an outflow end and is radially compressible and expandable between a radially compressed configuration and a radially expanded configuration. The prosthetic heart valve further includes a leaflet structure positioned within the frame and secured thereto, and an outer sealing member mounted outside of the frame and adapted to seal against surrounding tissue when the prosthetic heart valve is implanted within a native heart valve annulus of a patient. The sealing member can include a mesh layer and pile layer comprising a plurality of pile yarns extending outwardly from the mesh layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.