If testing shows you have sleep apnea, you may be treated with a CPAP device. The CPAP device is a type of air pump. Using a mask, the device blows air into your airway. This keeps the trachea open. This Divi uses an animation to explain what a CPAP is and how the device works. In addition, this Divi provides opportunities to link patients to instructions on the specific CPAP device used in your hospital.