ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,521,180, issued on Jan. 13, was assigned to Brainlab SE (Munich).

"Determining an avoidance region for a reference device" was invented by Jorg Uhde (Munich).

According to the abstract* released by the U.S. Patent & Trademark Office: "A computer-implemented method plans a position of a tracking reference device for referencing a position in a medical environment. The method includes a determination of avoidance regions in which a tracking reference device should not be placed so as to safeguard proper tracking of the tracking reference device and/or an instrument tracking reference device which is attached to a medical instrument. The avoidance region is a region lying, from the poin...