ALEXANDRIA, Va., March 19 -- United States Patent no. 12,251,556, issued on March 18, was assigned to Medtronic Inc. (Minneapolis).

"Unwrapped 2D view of a stimulation lead with complex electrode array geometry" was invented by Steven M. Goetz (North Oaks, Minn.), Richard T. Stone (Minneapolis), Warren W. Ball (Coon Rapids, Minn.), Carl D. Wahlstrand (North Oaks, Minn.), Michael T. Hegland (Mounds View, Minn.), Gabriela C. Molnar (Blaine, Minn.) and James M. Olsen (Plymouth, Minn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The disclosure is directed to programming implantable stimulators to deliver stimulation energy via one or more implantable leads having complex electrode array geometries. The disclos...