A flutter valve (also known as the Heimlich valve after its inventor, Henry Heimlich) is a one-way valve used in respiratory medicine to prevent air from travelling back along a chest tube .
Read moreHow many times a day should you use a flutter valve?
Each 10-20 minute treatment should be performed at least twice a day . The goal is to produce little to no mucus on a daily basis which means your lungs are clear. If you are bringing up a lot of mucus, you need to use your Aerobika* Oscillating PEP more often.
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