Oropharyngeal Airway (OPA)The NORSE RESCUE Oropharyngeal Airway is designed for free air flow. By protecting from airway occlusion from the relaxation of the tongue in an unconscious patient. The NORSE RESCUE Orophanryngeal Airway devices have a central lumen which allows for various suction catheters to be inserted. There are various sizes available from neonate to large adult. Specifications Manufacturer EMSRUN Certificates CE, ISO Size 4 100mm Color Red Country of Origin