Clinical trial

To Improve Lung Function and Symptoms for Emphysema Patients Using Zephyr Valves

NCT02022683

StatusCOMPLETED
Study typeINTERVENTIONAL
Start date2014-01-28
PhaseNA

Study timeline

Study start (actual)2014-01-28Date precision: day
Registry last updated2019-07-02
Observed by CureCurrent2026-10-07

Recorded dates are source observations, not predictions. Missing milestones are not estimated.

Registry-derived research relationships: ClinicalTrials.gov. Raw condition and intervention labels remain distinct from canonical MONDO/RxNorm entities unless separately normalized.