Medical intubation equipment; laryngoscopes; endoscopes; bronchoscopes; medical devices for use in visualization of respiratory airways for patients; surgical and medical apparatus and instruments for use in endotracheal intubation, namely, video endoscopes, video bronchoscopes and video laryngoscopes; laryngoscope monitor; disposable blades for laryngoscopes; laryngoscopes including an illuminated laryngoscope blade and a camera that facilitate visualization of the larynx