{"nct_id":"NCT00911924","title":"A Prospective, Unmasked Evaluation of the iStent in Patients With Primary Open-Angle Glaucoma","status":"COMPLETED","status_verified_date":"2015-05","start_date":"2009-05","start_date_type":null,"primary_completion_date":"2013-09","primary_completion_date_type":"ACTUAL","completion_date":"2013-09","completion_date_type":"ACTUAL","phases":["PHASE4"],"tickers":["GKOS"]}