Clinical trials: Ureteral Stone, active
Benign Prostate Hypertrophy(BPH), Renal Calculi
Stone and Laser Therapies Post-Market Study (SALT)
The objective of the SALT Study is to obtain post-market safety and device performance data for Boston Scientific's Stone and BPH study devices used during a diagnostic and/or therapeutic urinary tract procedure (e.g.…
- Conditions
- Benign Prostate Hypertrophy(BPH), Renal Calculi, Ureteral Stones, Kidney Stones, Calculi, Urinary
- Trial name
- SALT (NCT06982235)
- Testing
- Ureteroscope system, Laser system
- Where
- 5 sites in United States
- Volunteers
- 238 people
- Sponsor
- Boston Scientific Corporation
Ureteral Stone
UPURS Trial for Patient-centered Management of Symptomatic Obstructing Stones
A prospective, non-blinded, randomized controlled trial studying the management of symptomatic ureteral stones. This study will compare upfront ureteroscopy vs observation and delayed intervention for patients presenting to the…
- Trial name
- UPURS (NCT05715086)
- Testing
- Ureteroscopy
- Where
- 2 sites in United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Kidney Stone, Retrograde Intrarenal Surgery
Ureteral Stenting After Retrograde Intrarenal Surgery for Renal Stones
Several studies evaluated the benefit of a short-term external ureteral catheter (UC) compared to double-J (DJ) ureteral stent after flexible ureteroscopy (URS); the results were controversial.
- Conditions
- Kidney Stone, Retrograde Intrarenal Surgery, Ureteral Stent
- Trial name
- NCT05738304
- Testing
- Retrograde intrarenal surgery with external ureteral catheter, Retrograde intrarenal surgery with double J internal ureteral stent
- Where
- Egypt
- Volunteers
- 250 people
- Sponsor
- Al-Azhar University
Renal Stone Disease, Ureteral Stricture
Long-term Safety of UAS-assisted vs Sheathless RIRS in Non-prestented Patients
This retrospective comparative cohort study will include adult patients who underwent primary RIRS for renal stones ≤20 mm at Al-Azhar University Hospitals between January 2020 and December 2025.
- Conditions
- Renal Stone Disease, Ureteral Stricture, Hydronephrosis, Urolithiasis
- Trial name
- NCT07767773
- Testing
- Ureteral access sheath-assisted RIRS, Sheathless RIRS
- Where
- Egypt
- Volunteers
- 1,200 people
- Sponsor
- Al-Azhar University
Urolithiasis, Kidney Stones
Pain Control During ESWL Using Non-Opioid Analgesics
This prospective randomized controlled trial aims to compare the analgesic efficacy of three non-opioid analgesics (ibuprofen, paracetamol, and tenoxicam) during extracorporeal shock wave lithotripsy (ESWL).
- Conditions
- Urolithiasis, Kidney Stones, Ureteral Stones
- Trial name
- ESWL-PAIN (NCT07512297)
- Testing
- Ibuprofen (Brufen®), Paracetamol (drug), Tenoxicam
- Where
- Turkey (Türkiye)
- Volunteers
- 160 people
- Sponsor
- University of Gaziantep
Ureteral Stone
Patient Positioning for Treatment of Proximal Ureteral Stones
Ureteroscopic management of proximal ureteral stones presents technical challenges including stone retropulsion, prolonged operative time, and conversion to intrarenal treatment.
- Trial name
- NCT07601932
- Testing
- Reverse Trendelenburg Position, T-Tilt Position
- Where
- United States
- Volunteers
- 54 people
- Sponsor
- Icahn School of Medicine at Mount Sinai
Calculous Anuria, Upper Ureteral Stone
Initial Drainage Method and Flexible Ureteroscopy Outcomes in Calculous Anuria
Calculous anuria caused by obstructing upper ureteral stones in a solitary functioning kidney is a urological emergency requiring urgent decompression.
- Conditions
- Calculous Anuria, Upper Ureteral Stone, Obstructive Uropathy, Acute Kidney Injury
- Trial name
- NCT07627880
- Testing
- Initial JJ Ureteral Stent Drainage, Initial Percutaneous Nephrostomy Drainage
- Where
- 3 sites in Egypt
- Volunteers
- 90 people
- Sponsor
- Beni-Suef University
Renal Stones, Retrograde Intrarenal Surgery
Tamsulosin and Intraureteral Aminophylline for Ureteral Access During RIRS
This multicenter randomized controlled trial will evaluate whether preoperative tamsulosin, intraureteral aminophylline, or their combination can improve ureteral access during primary retrograde intrarenal surgery for renal…
- Conditions
- Renal Stones, Retrograde Intrarenal Surgery, Ureteral Access Sheath Placement
- Trial name
- TAM-AMIN-UAS (NCT07623876)
- Testing
- Tamsulosin, Intraureteral Aminophylline
- Where
- 3 sites in Egypt
- Volunteers
- 322 people
- Sponsor
- Beni-Suef University
Pediatric Urolithiasis, Distal Ureteral Stone
Intravesical Aminophylline to Facilitate Ureteroscopic Access in Children With Distal Ureteral Stones.
This study will evaluate whether intravesical aminophylline can facilitate semi-rigid ureteroscopic access in children with distal ureteral stones when the first gentle attempt to enter the ureter is unsuccessful.
- Conditions
- Pediatric Urolithiasis, Distal Ureteral Stone, Ureteral Calculi
- Trial name
- NCT07617896
- Testing
- Aminophylline
- Where
- Egypt
- Volunteers
- 60 people
- Sponsor
- Beni-Suef University
Distal Ureteral Stone, Urolithiasis
L-Citrulline Versus Tamsulosin for Medical Expulsive Therapy of Distal Ureteral Stones
This study will compare L-citrulline and tamsulosin as medical expulsive therapy for adults with single distal ureteral stones. Eligible participants with a single distal ureteral stone measuring 5 to 10 mm will be randomly…
- Conditions
- Distal Ureteral Stone, Urolithiasis, Ureteral Calculi
- Trial name
- NCT07617909
- Testing
- L-Citrulline, Tamsulosin
- Where
- Egypt
- Volunteers
- 120 people
- Sponsor
- Beni-Suef University
Ureteral Stones
Evaluating Postoperative Pain After Ureterorenoscopy.
Comparison of routine postoperative stenting versus no stenting after ureterorenoscopy for ureteral stones to assess the necessity and impact on complication risk.
- Trial name
- STENTIMENT (NCT07283003)
- Testing
- No Double-J catheter insertion, Double-J catheter
- Where
- Switzerland
- Volunteers
- 60 people
- Sponsor
- Lukas J Hefermehl
Ureteral Stent Placement, Kidney Stone
NSAIDs Stent Study
This is a pilot study to (1) evaluate the effect of Ketorolac on inflammatory response and its impact on stent related symptoms in patients undergoing stent placement procedure and (2) assess feasibility of recruitment…
- Trial name
- NCT03638999
- Testing
- Ketorolac Trometamol 30Mg/1mL Injection, Normal saline
- Where
- United States
- Volunteers
- 36 people
- Sponsor
- Washington University School of Medicine
Kidney Stone, Ureteral Stone
Access Sheath and Stent Trial
The study is being completed to compare patient reported outcomes for stent omission vs. placement after using a ureteral access sheath for uncomplicated ureteroscopy.
- Trial name
- ACCENT (NCT07297953)
- Testing
- Surveys
- Where
- United States
- Volunteers
- 184 people
- Sponsor
- University of Michigan
Urinary Stone, Renal Colic
Radiomics and Image Segmentation of Urinary Stones by Artificial Intelligence
Kidney stone disease causes significant morbidity, and stones obstructing the ureter can have serious consequences. Imaging diagnostics with computed tomography (CT) are crucial for diagnosis, treatment selection, and follow-up.
- Conditions
- Urinary Stone, Renal Colic, Obstruction Ureter, Urosepsis
- Trial name
- RISUS_AI (NCT06412900)
- Where
- Norway
- Volunteers
- 522 people
- Sponsor
- Oslo University Hospital