ALEXANDRIA, Va., July 28 -- United States Patent no. 12,690,878, issued on July 28, was assigned to Gyrus ACMI Inc. (Westborough, Mass.).

"Kidney stone identification system" was invented by David Bloem (Maple Grove, Minn.), Charles A. Baker (Rogers, Minn.) and Kurt G. Shelton (Bedford, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "System and techniques for target identification system are described herein. In an example, a system can include a medical instrument for ablating a target and a mechanism for removing the ablated target from an anatomic site into an evacuation path. The evacuation path can include a measurement chamber. The system can also include a turbulence-generation system that can ge...