Prosthetic heart valve sizer assembly with flexible sizer body
US7258698B2 · kind B2 · utility
51Cited by
4References
30Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 17, 2003 |
| Grant date | Aug 21, 2007 |
| Priority date | — |
| Expiry date | Nov 16, 2023 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2/2496
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A flexible sizer body for evaluating a valve annulus to determine a size of a prosthetic heart valve to be sewn to the valve annulus during heart valve replacement surgery. The prosthetic heart valve includes an annular extension having a first flexibility and a sewing ring having a second flexibility. The flexible sizer body includes an outer ring and an annular wall coupled to and extending from the outer ring. The annular wall has a flexibility substantially similar to the first flexibility of the annular extension of the prosthetic heart valve.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.