ALEXANDRIA, Va., March 19 -- United States Patent no. 12,251,514, issued on March 18, was assigned to BLUE BEAN MEDICAL Ltd. (Lancashire, Great Britain).
"Airway device" was invented by Carl Michael Walkden (Lancashire, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "A laryngeal mask includes a housing having a neck part and a head part extending from a first end of the neck part. The head part further includes a sealing face and an opposing face, the sealing face and the opposing face being connected by an enclosing wall extending upwardly from the sealing face. The sealing face has a peripheral seal for forming a seal around a larynx and having an opening arranged to be positioned over a laryn...