medical stuff in black gloves performing artificial ventilation using bag valve mask ambu bag on a simulation mannequin dummy

advanced aid air airway ambu ambulance anesthesia anesthesiology artificial bag black breathing clinic control cpr device dummy education emergency equipment exhale general gloves health help hospital ill illness inhale insertion laryngeal larynx manage management mannequin mask medical medicine medicines oxygen paramedic patient performing pharynx procedure professional pulmonary respiratory saturation silicone simulated simulation students stuff tool training treatment tube unhealthy university using valve ventilation way