US Patent Issued to St. Jude Medical Cardiology Division on Aug. 19 for "Stationary intra-annular halo designs for paravalvular leak (PVL) reduction-active channel filling cuff designs" (Minnesota Inventors)

ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,390,327, issued on Aug. 19, was assigned to St. Jude Medical Cardiology Division Inc. (St. Paul, Minn.).

"Stationary intra-annular halo designs for paravalvular leak (PVL) reduction-active channel filling cuff designs" was invented by Peter N. Braido (Wyoming, Minn.), Kent J. Smith (Shoreview, Minn.), Andrea L. McCarthy (Vadnais Heights, Minn.) and Mina S. Fahim (Shoreview, Minn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A prosthetic heart valve may include a collapsible and expandable stent extending in a flow direction between a proximal end and a distal end, a cuff attached to an annulus section of the stent and having an outer surface facing in...