Heart valve measurement tool
US5489296A · kind A · utility
142Cited by
12References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 17, 1993 |
| Grant date | Feb 6, 1996 |
| Priority date | — |
| Expiry date | Dec 17, 2013 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S623/90
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention provides a heart valve measurement tool in the form of an obturator. The obturator is specifically configured to measure the size of the annulus of the heart to be fitted with a prosthetic heart valve. A plurality of obturators of varying sizes are utilized to determine the appropriate valve size.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.