ALEXANDRIA, Va., April 9 -- United States Patent no. 12,268,511, issued on April 8, was assigned to COVIDIEN LP (Mansfield, Mass.).

"Methods and devices for providing a parameter that indicates a higher likelihood of a postoperative delirium occurring" was invented by Susanne Koch (Berlin) and Claudia Spies (Berlin).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to methods and devices for providing parameters that indicate a higher likelihood of a postoperative delirium occurring. According to an aspect of the present disclosure, the following steps are provided: detecting at least one EEG signal at the head of the patient; determining the average amplitude of the "direct curren...