ALEXANDRIA, Va., July 21 -- United States Patent no. 12,685,590, issued on July 21, was assigned to Medtronic Navigation Inc. (Louisville, Colo.).

"Laser fiber displacement system and methods" was invented by Orey Block (Louisville, Colo.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods used to ablate tissues using laser energy are disclosed. The systems and methods may be configured to remotely displace a laser fiber to ablate more than one zone of tissue. The systems can include a displacement device comprising a linear displacement member configured to longitudinally displace the laser fiber. The systems can also include a sleeve configured to maintain a cooling catheter in a longitudina...