ALEXANDRIA, Va., May 19 -- United States Patent no. 12,629,177, issued on May 19, was assigned to DEKA Products LP (Manchester, N.H.).

"Craniofacial external distraction apparatus" was invented by Christopher C. Langenfeld (Nashua, N.H.), Stanley B. Smith III (Raymond, N.H.) and David E. Altobelli (Nashua, N.H.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An external distraction apparatus for performing a craniofacial distraction is disclosed. The external distraction apparatus may comprise a stationary member. The stationary member may be configured to be affixed to a head of a patient. The external distraction apparatus may also comprise laterally disposed distractors. The laterally disposed distractors ...