ALEXANDRIA, Va., April 7 -- United States Patent no. 12,594,099, issued on April 7, was assigned to Nuvasive Inc. (San Diego).

"Rod reduction instrument feedback system" was invented by Christopher Nelsen (San Diego), Robert German (San Diego) and Michael Serra (San Diego).

According to the abstract* released by the U.S. Patent & Trademark Office: "Various implementations include rod reduction instruments, spinal fixation monitoring systems, and related methods. Certain implementations include a rod reduction instrument that is adapted for use with a spinal fixation system and includes a sensor configured to detect a load exerted by a rod reducer on a spinal rod, along with a reduction feedback system that provides an indicator of the loa...