[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-studies-list:{\"conditionNormalized\":\"proximal-ureteral-stone\",\"overallStatus\":[\"RECRUITING\",\"AVAILABLE\",\"NOT_YET_RECRUITING\"],\"orderBy\":\"LastUpdateSubmitDate:desc\",\"size\":25,\"offset\":0}":3,"health-study-condition:proximal-ureteral-stone":26},{"pageToken":4,"total":5,"offset":6,"count":5,"results":7},null,1,0,[8],{"id":9,"slug":10,"hasResults":11,"nctId":12,"briefTitle":13,"officialTitle":13,"acronym":4,"eligibilityCriteria":14,"healthyVolunteers":11,"sex":15,"minAge":16,"maxAge":4,"enrollmentInfo":17,"targetDuration":4,"studyType":20,"phases":21,"briefSummary":23,"conditions":24,"keywords":27,"overallStatus":32,"whyStopped":4,"lastUpdateSubmitDate":33,"lastUpdatePostDateStruct":34,"startDateStruct":37,"completionDateStruct":39,"leadSponsor":41,"locationsCount":5},"100553690","efficacy-of-semi-rigid-ureteroscopic-laser-lithotripsy-in-the-treatment-of-proximal-ureteral-stones-a-randomized-controlled-trial-100553690",false,"NCT06489366","Efficacy of Semi-rigid Ureteroscopic Laser Lithotripsy in the Treatment of Proximal Ureteral Stones: a Randomized Controlled Trial","Inclusion Criteria:\n\n1. ≥18 years old;\n2. patients diagnosed with unilateral proximal ureteral stones ≤2cm by computed tomography (CT)\u002FKidney and upper bladder (KUB) radiography who required surgery;\n3. patients who volunteered to participate in this study.\n\nExclusion Criteria:\n\n1. Unable to give informed consent;\n2. Untreated urinary tract infection;\n3. Pregnant women;\n4. Known anatomical abnormalities (such as urinary diversion or ureteral stenosis);\n5. Urothelial tumors, transplanted kidney stones, irreversible coagulopathy;\n6. The semi-rigid ureteroscope cannot reach the stone site, ureteroscopy-negative stones, and stones can be removed directly without laser lithotripsy;\n7. The researchers believe that they are not suitable for participation in this study.","ALL","18 Years",{"count":18,"type":19},138,"ESTIMATED","INTERVENTIONAL",[22],"NA","The efficacy of Ho: YAG and TFL combined with semirigid ureteroscopic treatment of proximal ureteral stones will be compared.",[25,26],"Urolithiasis","Proximal Ureteral Stone",[28,29,30,31],"Proximal ureteral stones","Ho: YAG lithotripsy","Thulium Fiber laser (TFL) lithotripsy","Semirigid ureteroscopic lithotripsy","NOT_YET_RECRUITING","2024-06-28",{"date":35,"type":36},"2024-07-05","ACTUAL",{"date":38,"type":19},"2024-06-26",{"date":40,"type":19},"2025-02-26",{"name":42,"class":43},"Zhongnan Hospital","OTHER"]