CPAP System is the disposable CPAP system. The CPAP System provides incredibly accurate CPAP delivery for such a compact deviceand can be used as an emergency therapy in Acute Pulmonary Edema. The CPAP system is a completely open that doesn't require the use of a flow generator. The CPAP system needs only an oxygen source and a flowmeter, saving valuable space and weight. A nebulizer may also be added that allows suctioning without removing the mask. The product is highly portable, less oxygen consumption, easy set-up and color-coded for easy size identification.By minimizing the pressure drop on inspiration and the peak pressure on expiration, the O-Two System Single-Use ?Open CPAP? Delivery System produces a more uniform CPAP pressure throughout the respiratory cycle.