Airway Clearance Technique of Oscillation and Lung Expansion in Bronchiectasis

Efficacy and Safety of Airway Clearance Technique by Oscillation and Lung Expansion in Patients With Bronchiectasis

The goal of this prospective randomized controlled trial is to explore the efficacy and safety of Oscillation and Lung Expansion-a airway clearance technology-in bronchiectasis. Participants will receive Oscillation and Lung Expansion or postural drainage randomly in this study. and the symptom, quality of life scores and amount of expectoration will be compared between the two groups.

Inclusion Criteria:

• patients with acute exacerbation of bronchiectasis

Exclusion Criteria:

• Haemoptysis greater than 50ml
• state of endangerment
• pneumothorax
• Lung surgery history within 6 months
• Severe heart, brain and nervous system diseases