A cough assist device can help with excess mucus in lungs by hyperinflation of the lungs with positive air pressure, then negative pressure to get the mucus up.
By hyperinflation of the lungs with positive air pressure than negative pressure to get the mucus up. A cough assist device can help with excess mucus in lungs.
A cough assist device can help with excess mucus in lungs. By hyperinflation of the lungs with positive air pressure than negative pressure to get the mucus up.
A cough assist device can help with excess mucus in lungs. By hyperinflation of the lungs with positive air pressure than negative pressure to get the mucus up.