Expandable annuloplasty ring and associated ring holder
US10123872B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 2, 2017 |
| Grant date | Nov 13, 2018 |
| Priority date | — |
| Expiry date | Aug 2, 2037 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2230/0017
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Devices and methods are provided for surgical repair of dilated aortic root to restore aortic valve competence while preserving native leaflets. In one aspect of the invention an expandable annuloplasty ring is provided for external placement at the base of a dilated aortic root. The expandable ring is capable of elastically expanding between a first diastolic diameter and a larger second systolic diameter to provide a physiologically representative surgical repair of the aortic root. In a further aspect of the invention, is provided a holder assembly for aortic annuloplasty ring and suitable for other cardiac valve prosthesis. The holder assembly consists of a holder body pivotingly coupled to a handle member through a ball-and-socket arrangement.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.