Effects on PaCO2 Levels of Two Different Nasal Cannula in COPD Patients
Conditions
- Chronic Obstructive Pulmonary Disease
Interventions
- DEVICE: AIRVO 2, with conventional symmetric nasal cannula
- DEVICE: AIRVO 2, the new asymmetric nasal cannula
Sponsor
IRCCS Azienda Ospedaliero-Universitaria di Bologna