Balloon expandable frame for transcatheter implantation of a cardiac valve prosthesis
US12357454B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 14, 2023 |
| Grant date | Jul 15, 2025 |
| Priority date | — |
| Expiry date | Jul 27, 2043 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2250/0036
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A transcatheter valve prosthesis includes a balloon expandable stent and a prosthetic valve. An inflow portion of the stent includes a plurality of crowns and a plurality of struts with each crown being formed between a pair of opposing struts. Endmost inflow side openings and endmost inflow crowns are formed at the inflow end of the stent and the inflow end of the stent has a total of twelve endmost inflow crowns. An outflow portion of the stent includes a plurality of crowns and a plurality of struts with each crown being formed between a pair of opposing struts. Endmost outflow crowns are formed at the outflow end of the stent and the outflow end of the stent has a total of six endmost outflow crowns. The prosthetic valve is disposed within and secured to the stent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.