ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,740,860, issued on Sept. 22, was assigned to Mitral Valve Technologies Sarl (Nyon, Switzerland).

"Devices, systems and methods for delivering a prosthetic mitral valve and anchoring device" was invented by Paul A. Spence (Louisville, Ky.) and Landon H. Tompkins (Peachtree Corners, Ga.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Prosthetic heart valves and anchors for use with such valves are provided that allow for an improved implantation procedure. In various embodiments, an anchoring device is formed as a coiled or twisted anchor that includes one or more turns that twist or curve around a central axis. One or more arms attached to the frame of t...