{"nct_id":"NCT04210622","title":"An Initial Assessment of the Sphere-9™ Catheter and Affera Mapping and Ablation System","status":"COMPLETED","status_verified_date":"2025-05","start_date":"2018-05-01","start_date_type":"ACTUAL","primary_completion_date":"2019-07-04","primary_completion_date_type":"ACTUAL","completion_date":"2020-06-18","completion_date_type":"ACTUAL","phases":[],"tickers":["MDT"]}