ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,727,923, issued on Sept. 8.
"Expandable pedicle screw assembly" was invented by Ali Nourbakhsh (Atlanta).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided herein are various expandable pedicle screw assemblies and associated surgical methods. In one exemplary embodiment, the methods and devices provide a pedicle screw assembly having a support anchor, a retractable shaft or screw, and one or more blades operatively connected to the retractable shaft. Expansion of the retractable shaft within the support anchor may be effective to move the blades between a collapsed configuration and an expanded configuration in which the blades are biased laterally...