ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,544,072, issued on Feb. 10, was assigned to Boston Scientific Scimed Inc. (Maple Grove, Minn.).

"Tissue anchor for securing tissue layers" was invented by Fiona M. Sander (Los Altos Hills, Calif.), Michael P. Allen (Los Altos, Calif.), Mattew Yurek (San Diego) and Kenneth F. Binmoeller (San Francisco).

According to the abstract* released by the U.S. Patent & Trademark Office: "Tissue anchors comprise a woven filament braid body having an elongated tubular configuration and a foreshortened configuration where proximal and distal ends of the body expand radially into double-walled flange structures while leaving a cylindrical saddle region therebetween. The tissue anchors are deployed ...