[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100474238":3},{"organization":4,"armGroups":7,"interventions":14,"overallOfficials":21,"centralContacts":25,"locations":35,"responsibleParty":51,"collaborators":20,"id":54,"slug":55,"hasResults":56,"nctId":57,"briefTitle":58,"officialTitle":59,"acronym":60,"eligibilityCriteria":61,"healthyVolunteers":56,"sex":62,"minAge":63,"maxAge":64,"enrollmentInfo":65,"targetDuration":20,"studyType":68,"phases":69,"briefSummary":71,"conditions":72,"keywords":76,"overallStatus":37,"whyStopped":20,"lastUpdateSubmitDate":80,"lastUpdatePostDateStruct":81,"startDateStruct":84,"completionDateStruct":86,"leadSponsor":88,"locationsCount":89},{"fullName":5,"class":6},"En Chu Kong Hospital","OTHER",[8],{"label":9,"type":10,"description":11,"interventionNames":12},"single arm","EXPERIMENTAL","single arm without placebo control",[13],"Device: Allium ureteral stent",[15],{"type":16,"name":17,"description":18,"armGroupLabels":19,"otherNames":20},"DEVICE","Allium ureteral stent","observe the effficacy and safety of long-term self expanding ureteral stents for treating refractory ureteral stricture",[9],null,[22],{"name":23,"affiliation":5,"role":24},"Chung Cheng Wang, MD PhD","PRINCIPAL_INVESTIGATOR",[26,31],{"name":23,"role":27,"phone":28,"phoneExt":29,"email":30},"CONTACT","886-26723456","6620","ericwcc@ms27.hinet.net",{"name":32,"role":27,"phone":28,"phoneExt":33,"email":34},"Hsin-Yi Lin, BS","6621","hhan309@gmail.com",[36],{"facility":5,"status":37,"city":38,"state":20,"zip":39,"country":40,"countryCode":41,"cosmosGeoPoint":42,"geoPoint":47,"contacts":48},"RECRUITING","New Taipei City","23702","Taiwan","TW",{"type":43,"coordinates":44},"Point",[45,46],121.45703,25.06199,{"lat":46,"lon":45},[49,50],{"name":23,"role":27,"phone":28,"phoneExt":29,"email":30},{"name":32,"role":27,"phone":28,"phoneExt":33,"email":34},{"type":24,"investigatorFullName":52,"investigatorTitle":53,"investigatorAffiliation":5,"oldNameTitle":20,"oldOrganization":20},"ChungChengWang","Chief of department of Urology","100474238","efficacy-and-safety-of-allium-ureteral-stent-for-treating-refractory-ureteral-stricture-100474238",false,"NCT05455307","Efficacy and Safety of Allium Ureteral Stent for Treating Refractory Ureteral Stricture","Efficacy and Safety of Self-expanding Ureteral Stent for Treating Refractory Ureteral Stricture: Results of a Multicenter Experience","Allium","Inclusion Criteria:\n\n* refractory ureteral stricture after at least two times of ureteral dilation\n\nExclusion Criteria:\n\n* poor cardiovascular function for anesthesia unwilling to accept the long-term placement of ureteral stent uncontrolled urinary tract infection","ALL","18 Years","80 Years",{"count":66,"type":67},200,"ESTIMATED","INTERVENTIONAL",[70],"NA","To conduct a prospective, multi-center study to observe the long-term efficacy and safety of self expanding ureteral stent for treating participants with refractory ureteral stricture.",[73,74,75],"Ureteral Stenosis","Hydronephrosis","Ureteral Stent Occlusion",[77,78,79],"ureteral stone","ureteral stricture","hydronephrosis","2022-07-07",{"date":82,"type":83},"2022-07-13","ACTUAL",{"date":85,"type":67},"2022-07-30",{"date":87,"type":67},"2027-07-30",{"name":5,"class":6},1]