Mercury Medical®, specializes in airway management devices for improved patient outcomes. The Flow-Safe® II Disposable CPAP System from Mercury Medical is the “Only One” system that uses over 50% less Oxygen. The air-Q® SP, is the “Only One” self-pressurizing mask cuff and latest self-pressurizing air-Q® SP Blocker with an integrated channel for accessing the posterior pharynx. Mercury also features the “Only One” Face Cradle® prone positioning device with fully adjustable base and cushion set. naso-flo® is the Newest “Only One” Nasopharyngeal Airway Device, designed with an O2 port.