I-Laryngoscopy i-endoscopy ye-larynx, ingxenye yomphimbo. Kuyinqubo yezokwelapha esetshenziselwa ukuthola umbono, ngokwesibonelo, ukugoqa kwezwi kanye ne-glottis. Laryngoscopes are used for this purpose. The Macintosh blade is the most popularly used of the curved laryngoscope blades, while the Miller blade is the most isitayela esidumile se-straight blade. Kokubili u-Miller no-Macintosh laryngoscope blades atholakala ngosayizi 0 (osanda kuzalwa) kuya kwabangu-4 (omdala omkhulu).