🏹 Laryngoscope This is one such device. which use laringsto visualize and insert the male ET tube. It is a tube like structure. Which is used to examine layers. It was introduced by Manuel Garcia in 1854. Type Direct Rigid Le Ringoscope Indirect Rigid Laryngoscope Video Laryngoscope- Rigid and Flexible Flexible fiber optic laryngoscope. Type of Blade Macintosh: (curved)2.miller: (straight) Blades by weight (size 0-4 no.) 0-3kg :Miller 03-5kg: Miller