[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100632489":3},{"organization":4,"armGroups":7,"interventions":19,"overallOfficials":29,"centralContacts":37,"locations":42,"responsibleParty":59,"collaborators":25,"id":61,"slug":25,"hasResults":62,"nctId":63,"briefTitle":64,"officialTitle":65,"acronym":25,"eligibilityCriteria":66,"healthyVolunteers":62,"sex":67,"minAge":68,"maxAge":25,"enrollmentInfo":69,"targetDuration":25,"studyType":72,"phases":73,"briefSummary":75,"conditions":76,"keywords":25,"overallStatus":79,"whyStopped":25,"lastUpdateSubmitDate":80,"lastUpdatePostDateStruct":81,"startDateStruct":84,"completionDateStruct":86,"leadSponsor":88,"locationsCount":89},{"fullName":5,"class":6},"Ohio State University","OTHER",[8,14],{"label":9,"type":10,"description":11,"interventionNames":12},"FANS","ACTIVE_COMPARATOR","Flexible and Navigable Suction Ureteroscopy",[13],"Device: ureteroscopy",{"label":15,"type":10,"description":16,"interventionNames":17},"CVAC","CVAC suction ureteroscopy arm",[18],"Device: CVAC",[20,26],{"type":21,"name":22,"description":23,"armGroupLabels":24,"otherNames":25},"DEVICE","ureteroscopy","ureteroscopy will be performed with flexible and navigable suction sheaths",[9],null,{"type":21,"name":15,"description":27,"armGroupLabels":28,"otherNames":25},"CVAC suction ureteroscopy will be used",[15],[30,33,35],{"name":31,"affiliation":5,"role":32},"Matthew Lee, MD","PRINCIPAL_INVESTIGATOR",{"name":34,"affiliation":5,"role":32},"Bodo Knudsen, MD",{"name":36,"affiliation":5,"role":32},"Michael Sourial, MD",[38],{"name":31,"role":39,"phone":40,"phoneExt":25,"email":41},"CONTACT","614-685-9181","matthew.lee@osumc.edu",[43],{"facility":5,"status":25,"city":44,"state":45,"zip":46,"country":47,"countryCode":48,"cosmosGeoPoint":49,"geoPoint":54,"contacts":55},"Columbus","Ohio","43212","United States","US",{"type":50,"coordinates":51},"Point",[52,53],-82.99879,39.96118,{"lat":53,"lon":52},[56],{"name":57,"role":39,"phone":58,"phoneExt":25,"email":41},"Matthew Lee","614-293-8155",{"type":32,"investigatorFullName":57,"investigatorTitle":60,"investigatorAffiliation":5,"oldNameTitle":25,"oldOrganization":25},"Clinical Assistant Professor","100632489",false,"NCT07514351","FANS vs CVAC for Medium to Large Stones","Randomized Controlled Trial of Flexible and Navigable Suction (FANS) vs. CVAC Suction Ureteroscope for Medium to Large Stones","Inclusion Criteria:\n\n* Clinical diagnosis of Nephrolithiasis\n* Total linear stone diameter 8-20 mm in size\n\nExclusion Criteria:\n\n* Severe medical comorbidities causing inability to undergo general anesthesia","ALL","18 Years",{"count":70,"type":71},159,"ESTIMATED","INTERVENTIONAL",[74],"NA","Improvements in ureteroscopes have led to improved stone free rates. Two new devices (FANS - Flexible and Navigable Suction) and the CVAC ureteroscope have never been compared head to head. This trial will compare these two new suction ureteroscope technologies against each other",[77,78],"Kidney Stones","Nephrolithiasis","NOT_YET_RECRUITING","2026-03-31",{"date":82,"type":83},"2026-04-07","ACTUAL",{"date":85,"type":71},"2026-06",{"date":87,"type":71},"2028-12",{"name":5,"class":6},1]