{"nct_id":"NCT03639870","title":"Investigation of the Glaukos® Trabecular Micro-Bypass System, Model iS3, in Subjects With Refractory Glaucoma","status":"UNKNOWN","status_verified_date":"2021-04","start_date":"2018-07-10","start_date_type":"ACTUAL","primary_completion_date":"2021-09","primary_completion_date_type":"ESTIMATED","completion_date":"2021-09","completion_date_type":"ESTIMATED","phases":["NA"],"tickers":["GKOS"]}