ALEXANDRIA, Va., July 21 -- United States Patent no. 12,685,597, issued on July 21, was assigned to VIVID SURGICAL PTY LTD (Australia).

"Intraoperative stereotaxic navigation systems" was invented by William Lindsay Walter (Crows Nest, Australia) and Daniel Marsden-Jones (Crows Nest, Australia).

According to the abstract* released by the U.S. Patent & Trademark Office: "Intraoperative stereotaxic navigation system 10 for determining an orientation of a surgical tool (12) relative to a patient's anatomy located within a surgical environment (16). The system (10) includes a radar-based sensor (18) which is operable to define a field-of-view FOV 20 and determine at least one of relative distance to, direction to, and orientation of, one or m...