[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100572105":3},{"organization":4,"armGroups":7,"interventions":14,"overallOfficials":19,"centralContacts":20,"locations":28,"responsibleParty":43,"collaborators":19,"id":47,"slug":19,"hasResults":48,"nctId":49,"briefTitle":50,"officialTitle":50,"acronym":19,"eligibilityCriteria":51,"healthyVolunteers":48,"sex":52,"minAge":53,"maxAge":19,"enrollmentInfo":54,"targetDuration":19,"studyType":57,"phases":58,"briefSummary":60,"conditions":61,"keywords":65,"overallStatus":31,"whyStopped":19,"lastUpdateSubmitDate":69,"lastUpdatePostDateStruct":70,"startDateStruct":73,"completionDateStruct":75,"leadSponsor":77,"locationsCount":78},{"fullName":5,"class":6},"Al-Azhar University","OTHER",[8],{"label":9,"type":10,"description":11,"interventionNames":12},"The group of patients with failed stone accessibility by semi-rigid ureteroscopy","EXPERIMENTAL","Direct semi-rigid ureteroscopy will initially be attempted without endodilatation (KARL STORZ, 43 cm, 6°, 7 Fr.). On failure to advance the semi-rigid ureteroscope through the ureter, intra-ureteric instillation of 20 ml of aminophylline (250 mg\u002F10 mL) through ureteric stent and another trial to pass the same scope will be done after 10 minutes of intra-ureteral aminophylline instillation.",[13],"Procedure: ureteral dilatation",[15],{"type":16,"name":17,"description":11,"armGroupLabels":18,"otherNames":19},"PROCEDURE","ureteral dilatation",[9],null,[21,26],{"name":22,"role":23,"phone":24,"phoneExt":24,"email":25},"Mohamed Fawzy Mohamed Fawzy Salman, MD","CONTACT","+201111788996","prof_mohamed_fawzy@yahoo.com",{"name":27,"role":23,"phone":24,"phoneExt":19,"email":25},"Mohamed Fawzy Salman, MD",[29],{"facility":30,"status":31,"city":32,"state":19,"zip":19,"country":33,"cosmosGeoPoint":34,"geoPoint":39,"contacts":40},"Al-Azhar university, faculty of medicine, the urology department","RECRUITING","Cairo","Egypt",{"type":35,"coordinates":36},"Point",[37,38],31.24967,30.06263,{"lat":38,"lon":37},[41],{"name":42,"role":23,"phone":19,"phoneExt":19,"email":19},"Alhussien university hospital",{"type":44,"investigatorFullName":45,"investigatorTitle":46,"investigatorAffiliation":5,"oldNameTitle":19,"oldOrganization":19},"PRINCIPAL_INVESTIGATOR","Mohamed Fawzy Abd Elfattah Salman","lecturer of urology","100572105",false,"NCT06728943","Efficacy of Intra-Ureteric Aminophylline Installation After Failed Stone Accessibility by Semi-rigid Ureteroscopy. Prospective Trial","Inclusion Criteria:\n\n* The study will include patients with failed stone accessibility by semi-rigid ureteroscopy.\n\nExclusion Criteria:\n\n* Child age group\n* Pre stented patients\n* Contraindications to aminophylline (hypersensitivity to drug components, pregnancy or lactation ,…)\n* Contraindications to ureteroscopy (active urinary tract infection - Contraindications to general or spinal anesthesia - Uncorrected bleeding disorders)","ALL","18 Years",{"count":55,"type":56},300,"ESTIMATED","INTERVENTIONAL",[59],"NA","In this study we will test the effect of local intraureteric aminophylline instillation through Ureteric stent and Reaching stone without the need of ballon dilataion",[62,63,64],"Ureterocopic Lithotripsy","Stone Ureter","Ureteric Stone",[66,67,17,68],"ureteroscopy","stone ureter","failed ureteroscopy","2024-12-08",{"date":71,"type":72},"2024-12-11","ACTUAL",{"date":74,"type":72},"2024-12-01",{"date":76,"type":56},"2028-12-01",{"name":5,"class":6},1]