US Patent 7975695 Oral airway

An improved Guedel Oral Airway for providing an air passage to a patients trachea. The oral airway includes a tubular member which is generally elliptical in cross section and having a straight section and a curved section with the tubular member having a curved lower wall member extending from the center of the bottom wall portion of the tubular member outwardly and away from the tubular member. The cross-section of the lower wall member is generally an inverted V-shape in cross-section with the side edges thereof being positioned outwardly of the end wall portions of the tubular member.