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Zephyr endobronchial valve placement
DEVICE
2 trials
Sponsors
Sherwood Forest Hospitals NHS Foundation Trust
, Chinese PLA General Hospital
Conditions
Chronic Obstructive Pulmonary Disease
Emphysema
Moderate COPD
Unknown Phase
Endobronchial Valves in Moderate COPD
Completed
NCT01969734
Sherwood Forest Hospitals NHS Foundation Trust
Moderate COPD
Start: 2014-03-31
End: 2015-03-31
Updated: 2017-05-23
Endobronchial Valve in Patients With Heterogeneous Emphysema
NCT02823223
Chinese PLA General Hospital
Chronic Obstructive Pulmonary Disease, Emphysema
Start: 2016-06-30
End: 2018-07-31
Target: 72
Updated: 2016-07-06