ALEXANDRIA, Va., Sept. 3 -- United States Patent no. 12,402,809, issued on Sept. 2, was assigned to Baylor College of Medicine (Houston).

"Detecting frailty and foot at risk using lower extremity motor performance screening" was invented by Bijan Najafi (Houston), Hadi Rahemi (Houston), Hyoki Lee (Houston) and Hung Nguyen (Houston).

According to the abstract* released by the U.S. Patent & Trademark Office: "Lower extremity motion data may be received from one or more sensors. The lower extremity motion data may be used to quantify propulsion performance, which is used to calculate one or more gait characteristics of the lower extremity. A risk level of the lower extremity may be determined based, at least in part, on the calculated gait c...