ALEXANDRIA, Va., Feb. 19 -- United States Patent no. 12,226,249, issued on Feb. 18, was assigned to Xoran Technologies LLC (Ann Arbor, Mich.).

"Systems and methods for annotating x-rays" was invented by William van Kampen (Saline, Mich.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system for tracking an instrument during a procedure on a patient is provided. The system includes a rotatable gantry, an x-ray imaging device, a processor, and a memory coupled to the processor. The processor is configured to: generate a three dimensional (3D) image based on a plurality of initial x-ray projections taken at a plurality of projection angles; generate an annotated 3D image of the 3D image including annotations o...