How to Use Incentive Spirometer Make an Appointment Patient Education Find a Doctor Download Patient Education An incentive spirometer is a device that measures how deeply you can inhale (breathe in). It helps you take slow, deep breaths to expand and fill your lungs with air. Download PDF: How to Use Incentive Spirometer Download PDF: How to Use Incentive Spirometer View more information on How to Use Incentive Spirometer National Jewish Health authors free downloadable patient education materials to provide you and your family the information and tools to help manage your disease. They include Understanding Booklets, Med Facts, Test Facts, Medication handouts and more. Search Free Education Materials