US Patent Issued to University of Pittsburgh-Of the Commonwealth System of Higher Education on Jan. 13 for "Stentless biopolymer heart valve replacement capable of living tissue regeneration" (Pennsylvania Inventors)

Posted On: 2026-01-13

ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,521,235, issued on Jan. 13, was assigned to University of Pittsburgh-Of the Commonwealth System of Higher Education (Pittsburgh).

"Stentless biopolymer heart valve replacement capable of living tissue regeneration" was invented by Vinay Badhwar (Washington, Pa.), Antonio D'Amore (Pittsburgh), Yasumoto Matsumura (Pittsburgh) and William R. Wagner (Gibsonia, Pa.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A template for a valve construct for replacement of at least one of a mitral valve and a tricuspid valve includes at least an anterior leaflet portion and at least a posterior leaflet portion, each leaflet portion having a proximal edge, a distal edge...

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US Patent Issued to University of Pittsburgh-Of the Commonwealth System of Higher Education on Jan. 13 for "Stentless biopolymer heart valve replacement capable of living tissue regeneration" (Pennsylvania Inventors)