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US 11,452,598 B2Granted
Stents, valved-stents and methods and systems for delivery thereof
AssigneeSymetis SA
InventorsJacques Essinger, Serge Delaloye, Jean-Luc Hefti, Stephane Delaloye
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Abstract
Embodiments of the present disclosure are directed to stents, valved-stents, (e.g., single-stent-valves and double stent/valved-stent systems) and associated methods and systems for their delivery via minimally-invasive surgery. The stent component comprises a first stent section (102) a second stent section (104) a third stent section (106) and a fourth stent section (108).
Claims12
A replacement valve for use within a human body comprising:
- a valve component comprising mammal pericardium tissue;
- a stent component for housing the valve component, and
- an inner fabric skirt covering at least a portion of an outer surface of the valve component, wherein the inner fabric skirt serves as a sealing member between the stent component and the valve component, wherein the inner fabric skirt covers between 50% and 90% of the stent,
- an outer fabric skirt covering an outer surface of the stent component,
- wherein the outer fabric skirt serves as a sealing member between the stent component and the native valve, wherein the topology of the outer surface of the outer fabric skirt is configured to improve endothelialization, wherein the inner and outer fabric skirt form a double fabric skirt which covers the inflow edge of the stent component.
2 more elements
Dependencies are inferred from the claim text.