Bioprostethic valve

US5549665A · kind A · utility

Assignee

• London Health Association · CA

Inventors

• Ivan Vesely · Cleveland Heights, US
• Slawomir Krucinski · London, CA
• Gordon Campbell · London, CA
• Derek Boughner · London, CA
• Mohan Dokainish · London, CA

Key dates

• Filing date: Jun 17, 1994
• Grant date: Aug 27, 1996
• Expiry date: Jun 17, 2014

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10S623/90
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

A bioprosthetic valve comprising a support ring having three spaced apart end stops projecting upwardly therefrom, a stent post ring having three spaced apart stent posts pivotally connected thereto and adapted to engage respective ones of the end stops so as to permit outward pivoting of the stent posts and to prevent inward pivoting thereof, a leaflet valve having three generally triangular leaflets defining respective cusps, the leaflets being joined at respective commissures, and a sewing ring for attaching the leaflet valve to the stent post ring and support ring.