Figure 1 . Tracheostomy time-out. This is performed immediately
after the general surgical time-out is completed. The middle of the
checklist highlighted in light magenta background involves
intraoperative safety measures which should be repeated when the
surgical team is close to entering the airway. PPE: personal protective
equipment. ETT: endotracheal tube. FiO2: fraction of inspired oxygen via
anesthesia circuit. HME: heat moisture exchanger.