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Results for “Ureteral Access Sheath Placement”

10 trials

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Showing 10 of 10 results

Post-approval studies (Phase 4)Looking for participantsNCT07124299
What this trial is testing

Alpha-Blockers Prior to Ureteral Access Sheath Placement in Flexible Ureteroscopy: A Randomized Prospective Study

Who this might be right for
NephrolithiasisAlpha BlockerUreteral Access Sheath
Pedro de Figueiredo Buchalla 140
Not applicableStudy completedNCT03349099
What this trial is testing

Impact Ureteral Sheath Design During Ureteroscopy

Who this might be right for
Renal StoneNephrolithiasisUrolithiasis
The Cleveland Clinic 95
Testing effectiveness (Phase 2)Looking for participantsNCT07623876
What this trial is testing

Tamsulosin and Intraureteral Aminophylline for Ureteral Access During RIRS

Who this might be right for
Renal StonesRetrograde Intrarenal SurgeryUreteral Access Sheath Placement
Beni-Suef University 322
Large-scale testing (Phase 3)UnknownNCT05197088
What this trial is testing

Tamsulosin Assisted Ureteral Access Sheath Insertion

Who this might be right for
Renal StoneRetrograde Intrarenal SurgeryUrolithiasis
Sengkang General Hospital 110
Not applicableStudy completedNCT07566416
What this trial is testing

MIRABEGRON AND UAS OUTCOMES DURING RIRS

Who this might be right for
Kidney StoneRetrograde Intrarenal Surgery (RIRS)Ureteral Access Sheath
Ankara Training and Research Hospital 131
Not applicableUnknownNCT05833386
What this trial is testing

Effect of Preoperative Silodosin on Feasibility of Ureteral Access Sheath Insertion

Who this might be right for
Renal Stone
Al-Azhar University 2,000
Not applicableUnknownNCT03919227
What this trial is testing

Measurement of Resistance During UAS Insertion Procedure in RIRS

Who this might be right for
Urolithiasis
Guohua Zeng 120
Not applicableStudy completedNCT07202923
What this trial is testing

Effect of Preoperative Alpha-blockers on Successful Insertion Ureteral Access Sheath and Reduce Ureteral Injury in Non-prestented Patients During RIRS. Assessment of Factors for Successful Ureteral Access Sheath Insertion.

Who this might be right for
UrolithiasisUreteral InjuryUreteral Access Sheath+1 more
St. Luke's Clinical Hospital, Russia 140
Not applicableUnknownNCT03717285
What this trial is testing

Under Direct Vision vs Under Non Direct Vision of Insertion of UAS in RIRS

Who this might be right for
Urolithiasis
Guohua Zeng 129
Not applicableStudy completedNCT05911945
What this trial is testing

Failed Insertion of Ureteral Access Sheath During Flexible Ureterorenoscopy

Who this might be right for
Kidney Calculi
Haseki Training and Research Hospital 48