ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,496,416, issued on Dec. 16.
"Tracheal introducer sheath" was invented by Christopher Taicher (Beverly Hills, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A tracheal introducer sheath device (TIS) device is disclosed for guiding the insertion of a tracheal introducer. Tracheal introducer sheath device has a hollowed tube of flexible material that provides a sheath channel for a tracheal introducer. Tracheal introducer sheath device has a proximal end and a distal end. Tracheal introducer is guided via the sheath channel from the proximal end in a controller manner to a glottic opening of a person's airway. Sheath channel in the tracheal introduc...