ASD Coach 2 Incentive Spirometer 4000mL, One Way Valve — Mountainside Medical Equipment
An incentive spirometer is a medical device commonly used after surgery or with certain lung conditions such as Chronic Obstructive Pulmonary Disease ( COPD) Asthma Pneumonia Bronchitis Emphysema and other lung issues
How to Use Your Incentive Spirometer (English) | Memorial Sloan Kettering - YouTube