{"nct_id":"NCT00684892","title":"Safety and Feasibility Study of the Chartis System With Heterogeneous Emphysema Prior to Endobronchial Lung Volume Reduction (ELVR)","status":"COMPLETED","status_verified_date":"2009-01","start_date":"2008-05","start_date_type":null,"primary_completion_date":"2008-11","primary_completion_date_type":"ACTUAL","completion_date":"2008-11","completion_date_type":"ACTUAL","phases":["PHASE1","PHASE2"],"tickers":["LUNG"]}