ALEXANDRIA, Va., May 26 -- United States Patent no. 12,636,057, issued on May 26, was assigned to Stryker Corp. (Portage, Mich.).

"Device including an expandable implant and anchoring elements for anchoring the device within a vertebral pedicle" was invented by Jean-Francois Oglaza (Pins-Justaret, France) and Gabriel James Harshman (Portage, Mich.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A device for augmenting a vertebra. The device includes an expandable implant and a pedicle anchor. The pedicle anchor includes at least one anchoring element movably coupled to an anchor body. An actuator is movable within the anchor body to deploy the anchoring element into engagement with a vertebral pedicle. The an...