The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 27, 2026
Filed:
Sep. 03, 2021
Symetis SA, Ecublens, CH;
Arnaud Humair, Mont-sur-Rolle, CH;
Jean-Luc Hefti, Cheseaux-Noréaz, CH;
Stephane Delaloye, Buelach, CH;
Symetis SA, Ecublens, CH;
Abstract
Embodiments herein relate to cardiac stent-valves for transcatheter delivery. A cardiac stent-valve for transcatheter delivery is compressible to a compressed state for delivery and expandable to an expanded state for implantation. The stent-valve can include a stent with an axial inflow end and an axial outflow end, a plurality of leaflets arranged within the stent, and a structured sealing skirt for reduction or prevention of paravalvular leakage. The structured sealing skirt comprises one or more sealing formations arranged on a radially outer surface of the structured sealing skirt. At least in the expanded state, at least one of the one or more sealing formations is shaped and arranged such that, at each axial level of the structured sealing skirt covered by the one or more sealing formations. Other embodiments are also included herein.