{"nct_id":"NCT01010269","title":"Vanguard Complete Knee Versus Vanguard High Flex Rotating Platform (RP) Knee Study","status":"COMPLETED","status_verified_date":"2018-06","start_date":"2009-10","start_date_type":null,"primary_completion_date":"2012-10","primary_completion_date_type":"ACTUAL","completion_date":"2017-10","completion_date_type":"ACTUAL","phases":["NA"],"tickers":["ZBH"]}