Mitral heart valve replacement

US10070954B2 · kind B2 · utility

Assignee

• ST. JUDE MEDICAL, CARDIOLOGY DIVISION, INC. · US

Inventors

• Peter N. Braido · Wyoming, US
• Mina S. Fahim · New Brighton, US
• Thomas M. Benson · Minneapolis, US
• Theodore Paul Dale · Minneapolis, US
• Andrea N. Para · Oakdale, US
• Mark Krans · Hopkins, US
• Mathias Charles Glimsdale · Saint Michael, US

Key dates

• Filing date: Mar 22, 2016
• Grant date: Sep 11, 2018
• Expiry date: Jul 10, 2036

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61F2230/0069
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

A prosthetic heart valve having an inflow end and an outflow end includes a collapsible and expandable stent including a plurality of cells arranged in rows extending around a circumference of the stent, at least one of the rows forming a flared portion having a diameter that is larger than diameters of others of the rows. The stent further includes engaging arms disposed adjacent the outflow end and extending toward the inflow end, the engaging arms being configured to couple to heart tissue to anchor the stent. A collapsible and expandable valve assembly has a plurality of leaflets disposed within the stent.