Bullous Emphysema (ruled out by recent CT)

Hospitalization due to exacerbation of COPD within the last 3 months

Upper respiratory infection and/or exacerbation of COPD in the last 4 weeks

Systemic steroid treatment in the last 4 weeks

Women at the age of fertility, who are pregnant, or plan pregnancy, or do not use contraceptive.

Severe cardiac disease, e.g., CHF grade 3 or higher

Acute MI within last 3 months

CABG within last 3 months

Other severe systemic disease

Assessment of Treatment With PulseHaler on Patients With Chronic Obstructive Pulmonary Disease (COPD)