Mitral and tricuspid annuloplasty rings
US6187040A · kind A · utility
322Cited by
12References
15Claims
0Family size
Inventor
Key dates
| Filing date | May 3, 1999 |
| Grant date | Feb 13, 2001 |
| Priority date | — |
| Expiry date | May 3, 2019 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2/2448
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Flexible annuloplasty ring having internal close coiled helical spring embodied, inter alia, in a mitral ring having a curved semi-flexible stiffener member in the anterior segment to maintain intertrigonal distance during implantation, the plane of the anterior segment lying at an arc configuration of about 30.degree.-75.degree. to the plane of the posterior segment, arcing up across the anterior leaflet to prevent outflow tract obstruction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.