Study to Assess the Effect of the Aerobika Device in Addition to Standard of Care Treatment in Sputum Producing COPD Patients Using FRI

For a period of 15 +/- 3 days subjects will use the Aerobika® device before administration of their stable standard of care treatment regimen (i.e. study patients should use the device before each inhalation medication administration, with a minimum use of the device of twice daily).

A HRCT scan at Functional Residual Capacity (FRC) and Total Lung Capacity (TLC) will be taken on visit 1, and visit 3. An upper airway (UA) scan will be taken on visit 1.