ALEXANDRIA, Va., May 12 -- United States Patent no. 12,622,716, issued on May 12, was assigned to Cardiovascular Systems Inc. (Santa Clara, Calif.).

"Systems, devices and methods for generating patterns of voltage pulses and electrical arcs between spaced-apart electrode pairs in intravascular lithotripsy" was invented by J. Samuel Batchelder (Somers, N.Y.), John R. Ballard (Waconia, Minn.), Robert D'Agostino (Minneapolis), Michael P. Brenzel (St. Paul, Minn.) and Jason W. Staab (Apple Valley, Minn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Various embodiments of the systems, methods and devices are provided for breaking up calcified lesions in an anatomical conduit. More specifically, an electrical arc...