ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,558,221, issued on Feb. 24, was assigned to 4Tech Inc. (Shorewood, Minn.).

"Tricuspid valve repair using tension" was invented by Idan Tobis (Beth Hashmonai, Israel), Michael Gilmore (Andrahan, Ireland) and Mohamed Azeem Latib (Milan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A stent system is provided that includes a first radially-expandable stent, which includes mechanical structural elements arranged so as to form a first tubular structure having a lumen; and a second radially-expandable stent, which includes mechanical structural elements, which are arranged so as to form a second tubular structure, and which are shaped so as to provide tissue-...