Continuous Positive Airway Pressure (CPAP) is the most common treatment for obstructive sleep apnea (OSA). Except for tracheotomy, it is also the most effective treatment for OSA. CPAP is basically a computerized air pump that delivers pressurized air through a hose and then through a nasal interface into the patient's throat. The pressurized air splints open the upper airways, preventing the airflow pauses (apneas) and airflow reductions (hypopneas) seen in OSA. CPAP also prevents the subtle...

