ALEXANDRIA, Va., June 2 -- United States Patent no. 12,642,640, issued on June 2, was assigned to inQB8 Medical Technologies LLC (Burlington, Mass.).

"Aortic dissection implant" was invented by Arshad Quadri (West Hartford, Conn.), J. Brent Ratz (Winchester, Mass.) and Christopher William Stivers (Somerville, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system for treating aortic dissection including an aortic dissection implant comprising an expandable anchoring structure and an elongate tubular structure. The expandable anchoring structure can be configured to apply radial force to the sinuses of the aortic root and/or the sinotubular junction when expanded. The elongate tubular structure can com...