Stented prosthetic heart valve having a wrap and delivery devices
US10888420B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 14, 2017 |
| Grant date | Jan 12, 2021 |
| Priority date | — |
| Expiry date | Feb 6, 2038 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2250/0069
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Stented prosthetic heart valves comprising a stent frame having a compressed arrangement for delivery within a patient's vasculature and an expanded arrangement for deployment within a native heart valve. The stented prosthetic heart valves including a paravalvular leakage prevention or mitigation wrap that encircles a stent frame and is formed of a flexible material having a variable diameter defined by a greatest distance between the wrap and the stent frame. The wrap further includes a first end coupled to the stent frame and an opposing second end that is not coupled to the stent frame, wherein the wrap can selectively enlarge its diameter in situ via movement of the second end. Devices for and methods of selectively deploying the wrap are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.