Multi-layer covering for a prosthetic heart valve
US12064348B2 · kind B2 · utility
0Cited by
17References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 3, 2023 |
| Grant date | Aug 20, 2024 |
| Priority date | — |
| Expiry date | May 3, 2043 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2250/0069
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A prosthetic heart valve including a frame, leaflet structure, and sealing member disposed around an outer surface of the frame is disclosed. As one example, the sealing member includes a knitted fabric layer, the knitted fabric layer comprising a base layer forming an inner surface of the knitted fabric layer, where the base layer has a mesh-like structure. The knitted fabric layer further comprises a plush outer surface comprising a plurality of pile yarns knit into loops and that extend outward from the base layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.