ALEXANDRIA, Va., Aug. 5 -- United States Patent no. 12,697,451, issued on Aug. 4, was assigned to REGENTS OF THE UNIVERSITY OF MICHIGAN (Ann Arbor, Mich.).

"Nasopharyngeal airway devices" was invented by Jeffrey Stephen Plott (Algonac, Mich.), Dian-Ru Li (Ann Arbor, Mich.) and David Adam Zopf (Ann Arbor, Mich.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A nasopharyngeal airway device includes an elongate body having a distal end and a proximal end. The elongate body has an outer surface defining one or more open channels extending along the elongate body. The nasopharyngeal airway device includes a securement component securely coupled to the elongate body. The securement component is configured to secure...