scope:

This document, which is device-specific, specifies requirements for laryngoscopes with non-flexible blades, with internal battery-operated power sources, used for illuminating the larynx during intubation. It also specifies critical dimensions for those handles and laryngoscope blades with interchangeable hook-on fittings. It is not applicable to the following: ? flexible laryngoscopes; ? laryngoscopes designed for surgery; ? laryngoscopes powered from mains electricity supply; ? laryngoscopes connected by light-transmitting cables to external light sources; ? video laryngoscopes designed to work with an external, integral or attached video system.