Combined Difficult Airway Society and Vortex Approach to the Emergency Airway The Emergency Airway Cognitive Tool contains the essentials of the DAS algorithm and the Vortex approach. This simple visual aid is designed to help the team through the steps of difficult airway management in stressful situations: #Vortex #Airway #Intubation #Management #DAS #Difficult #Algorithm #Combined #Approach #Emergency #Tool #Checklist