How does the acapella flutter valve work?
How does the acapella flutter valve work? How does the Flutter Valve Work? The flutter valve device has a steel ball that rests inside near the valve. As the patient breathes into the device, the ball rattles against the valve causing vibrations. These vibrations helps to loosen secretions from the patient's airways. Does the AirPhysio really work? Although steroids helped her asthma, she found AirPhysio really helped to clear her airways – all without the use of drugs. Another woman described AirPhysio as a “miracle device” because of its effects on mucus in her lungs and airways. Is flutter valve...