ALEXANDRIA, Va., June 12 -- United States Patent no. 12,296,083, issued on May 13, was assigned to AWE Technologies LLC (Bay Shore, N.Y.) and Fresenius Medical Care Holdings Inc. (Waltham, Mass.).

"System and method for detecting venous needle dislodgement" was invented by Robert Schaefer (Bay Shore, N.Y.), Gareth T. Schaefer (Bay Shore, N.Y.), Scott Macintosh (Bay Shore, N.Y.), Dipen N. Sinha (Bay Shore, N.Y.), Peter G. Espina (Bay Shore, N.Y.) and Martin J. Crnkovich (Waltham, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "In one aspect, a method and system for detecting a change in fluid dynamics of a fluid flowing through an extra-corporeal circuit is disclosed, which includes establishing an acous...