ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,544,140, issued on Feb. 10, was assigned to Brainlab SE (Munich).

"Virtual trajectory planning" was invented by Sven Flossmann (Munich), Sebastian Stopp (Munich), Susanne Hager (Munich), Christian Schmaler (Munich) and Christoffer Hamilton (Munich).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a method that encompasses the determination of a virtual trajectory within a virtual representation of a patient's anatomy, wherein the trajectory is defined by a user's visual axis relative to the three-dimensional virtual representation of the patient's anatomy. The method includes acquiring image data which describes the three-dimensional virtual re...