Abstract Background Tracheal intubation is a core skill in airway management for anesthesiologists as well as for other medical professionals involved in advanced airway procedures. Traditionally. tracheal intubation in hospitals has been performed using a Macintosh blade for direct laryngoscopy (DL). However. https://www.alarecre.com/Virescent-Harmony-Galaxy-A14-5G-Clear-Case-p106336/