ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,458,428, issued on Nov. 4, was assigned to Relievant Medsystems Inc. (Edina, Minn.).

"Vertebral denervation in conjunction with vertebral fusion" was invented by Brian W. Donovan (San Jose, Calif.) and Ray M. Baker (San Clemente, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Described herein are various implementations of systems and methods for treating back pain (e.g., chronic low back pain) caused by different (e.g., independent) sources of pain, such as pain originating or stemming from intervertebral discs, from vertebral endplates, and/or from intraosseous locations within one or more vertebral bodies. For example, methods for treating back...