Clinical trials: Flexible Ureteroscopy
Kidney Stones
7.5F Versus 9.2F Flexible Ureteroscopy for the Treatment of 1-2cm Renal Calculi on Postoperative Infection
Ureteroscopic lithotripsy (RIRS) is the first-line treatment for 1-2 cm upper urinary tract stones, and the stone clearance rate can reach 81.4% - 92.5%.
- Trial name
- NCT05231577
- Testing
- 7.5fr ultra-fine ureteroscopy, 9.2fr Ureteroscopy
- Where
- China
- Volunteers
- 80 people
- Sponsor
- The First Affiliated Hospital of Guangzhou Medical University
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
Flexible Ureteroscopy Versus ESWL in the Management of Lower Calyceal Stones
to assess safety, efficacy of Flexible ureteroscopy (FURS) holmium:YAG laser lithotripsy (LL) compared to extracorporeal shockwave lithotripsy (ESWL) in management of lower calyceal stones (LC) stones.
- Trial name
- NCT02658942
- Testing
- Ureteroscopy, Shockwave lithotripsy
- Where
- Egypt
- Volunteers
- 60 people
- Sponsor
- Cairo University
Stone, Kidney, Stone, Urinary
FANS-FURS vs Suction Mini-PCNL for 2-3 cm Renal Stones: A Multicenter Randomized Trial
This multicenter, prospective, randomized clinical trial compares FANS-assisted flexible ureteroscopy (FURS) with suction-assisted mini-percutaneous nephrolithotomy (mini-PCNL) for the treatment of renal stones measuring 2-3 cm.
- Trial name
- NILE (NCT07295860)
- Testing
- FANS-Based Flexible Ureteroscopy (FURS), Suction-Assisted Mini-PCNL
- Where
- 9 sites in Egypt
- Volunteers
- 254 people
- Sponsor
- Mansoura University
Stone, Kidney
FANS-Optimization of Irrigation and Suction Parameters in RIRS
Kidney stones are commonly treated with flexible ureteroscopy, a minimally invasive procedure in which a small scope is passed through the urinary tract to reach and treat stones in the kidney.
- Trial name
- NCT07840482
- Testing
- ClearPetra™ FANS - High-Flow Setting, ClearPetra™ FANS - Moderate-Flow Setting
- Volunteers
- 100 people
- Sponsor
- University of Kansas Medical Center
Kidney Calculi
Effect of Anesthesia Type on Surgeon Workload During Endoscopic Kidney Stone Surgery
This prospective observational study aims to evaluate the association between anesthesia type and surgeon-perceived workload and surgical ergonomics in adult patients undergoing flexible ureteroscopy and retrograde intrarenal…
- Trial name
- RIRS-ERG (NCT07763600)
- Testing
- General Anesthesia (GA), Spinal Anesthesia (SA)
- Where
- Turkey (Türkiye)
- Volunteers
- 120 people
- Sponsor
- Malatya Governor Research Hospital
Endoscopic Skills
A Study of Flexible Ureteroscopy Proficiency After Training on the Uromentor Simulator
The development of virtual reality (VR) simulators is changing surgical endoscopic education. The translation of VR skills into clinical endoscopic proficiency has been shown by M.PEARLE.
- Trial name
- UROSIMULATOR08 (NCT00813644)
- Where
- Israel
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Rabin Medical Center
Renal Stone, Pediatric
Flexible Ureteroscopy Versus Mini- Percutaneous Nephrolithotomy in Management of Pediatric Renal Stones Less Than 2 cm
This single-center, prospective, two-arm randomized controlled trial included 58 patients younger than 18 years who were allocated 1:1 to Mini-PCNL or FURS between June 2023 and December 2024.
- Trial name
- NCT07870200
- Testing
- Group A :Flexible ureteroscope group, Group B : Mini perc group
- Where
- Egypt
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Elsayed Abdelhalim Elsayed
Kidney Calculi, Nephrolithiasis
Comparison of Suction and Conventional Ureteral Access Sheaths in Kidney Stone Surgery
The goal of this observational study is to compare conventional and suction (aspiration) ureteral access sheaths used during retrograde intrarenal surgery (RIRS) in adults with kidney stones.
- Trial name
- NCT07866209
- Testing
- Conventional Ureteral Access Sheath, Suction Ureteral Access Sheath
- Where
- Turkey (Türkiye)
- Volunteers
- 160 people
- Sponsor
- Antalya Health Sciences University
Urolithiasis, Calyx; Calculus
Citrate Salts for Stone-free Result After Flexible Ureterorenoscopy for Inferior Calyx Calculi
The prevalence of urolithiasis is around 10 % in the French population. It is thus a major public health issue. When the stone is not spontaneously removed, interventions such as extracorporeal lithotripsy or flexible…
- Trial name
- CiRUS (NCT04021381)
- Testing
- Potassium and magnesium citrate
- Where
- France
- Volunteers
- 262 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Kidney Stones, Urolithiasis
ILY Robotic System vs Manual Flexible Ureteroscopy for Kidney Stone Treatment
The goal of this clinical trial is to compare the efficacy, ergonomics, and safety of robotic versus manual flexible ureteroscopy (fURS) for kidney stone treatment in adult patients undergoing laser lithotripsy.
- Trial name
- iFURS (NCT06996587)
- Testing
- Robotic-Assisted Flexible Ureteroscopy, Manual Flexible Ureteroscopy
- Where
- Lebanon
- Volunteers
- 152 people
- Sponsor
- Albert El Hajj
Renal Calculi, Nephrolithiasis
Comparison Between Different Types of Flexible Ureteroscopes
The current study aims to compare the performance of three distinct single-use digital flexible ureteroscope types in terms of cost-effectiveness, postoperative complications, operating time, and stone-free rates (SFRs).
- Trial name
- FURS (NCT07360353)
- Testing
- LithoVue™ (Boston Scientific Corporation), WiScope® (OTU Medical Inc. (Silicon Valley, USA)), Single-Use Ureterorenoscope (Scivita Medical Technology Co., Ltd.)
- Where
- Egypt
- Volunteers
- 180 people
- Sponsor
- Ain Shams University
Flexible Ureteroscopy, Ureteral Access Sheath
Flexible Ureteroscopy With and Without Ureteral Access Sheath in Treatment of Large Renal Stones
The aim of this study is to evaluate the flexible ureteroscope (FURS) technique with and without ureteral access sheath (UAS).
- Conditions
- Flexible Ureteroscopy, Ureteral Access Sheath, Large Renal Stones
- Trial name
- NCT06122129
- Testing
- Flexible ureteroscope with ureteral access sheath, Flexible ureteroscope without ureteral access sheath
- Where
- Egypt
- Volunteers
- 84 people
- Sponsor
- New Valley University
Ureteroscopy, Urolithiasis
Disposable 7.5Fr Electronic Flexible Ureteroscope Combined 10Fr Ureteral Access Sheath for Treatment of Renal Stone <2cm
Observation efficacy and safety of disposable f7.5 electronic flexible ureteroscope combined f10 ureteral guide sheath for treatment of renal stone <2cm.
- Trial name
- NCT06491524
- Testing
- Using disposable 7.5Fr electronic flexible ureteroscope combined 10Fr ureteral access sheath to treat renal stone <2cm
- Where
- China
- Volunteers
- 23 people
- Sponsor
- Ningbo No. 1 Hospital
Nephrolithiasis, Flexible Ureteroscopy
Bendable Suction Ureteral Access Sheath Versus Conventional Ureteral Access Sheath in Management of Renal Stones Using Flexible Ureteroscopy
Urinary calculus is a globally recognized urological condition, with prevalence rates ranging from 1% to 13% across different geographical regions (1) Therapeutic approaches for renal calculi encompass extracorporeal shock wave…
- Trial name
- NCT06862141
- Testing
- bendable suction ureteral access sheath, conventional suction ureteral access sheath
- Where
- Egypt
- Volunteers
- 172 people
- Sponsor
- Menoufia University
Urolithiasis, Tidal Volume
Effect of Tidal Volume on fURS Parameters
The goal of this prospective clinical trial is to evaluate how intraoperative tidal volume settings affect surgical parameters and outcomes in adult patients undergoing flexible ureteroscopy (fURS) for kidney stones.
- Conditions
- Urolithiasis, Tidal Volume, Flexible Ureteroscopy
- Trial name
- TIDAL-fURS (NCT07304297)
- Testing
- Flexible Ureteroscopy
- Where
- Turkey (Türkiye)
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Tarik Emre Sener
Renal Stone, Nephrolithiasis
Impact Ureteral Sheath Design During Ureteroscopy
The purpose of this study is to assess whether one of two ureteral access sheaths is safer for patients undergoing ureteroscopy. Both sheaths are FDA approved devices and commercially available.
- Conditions
- Renal Stone, Nephrolithiasis, Urolithiasis
- Trial name
- NCT03349099
- Testing
- Cook Flexor, Boston Scientific Navigator
- Volunteers
- 95 people
- Sponsor
- The Cleveland Clinic
Kidney Calculi
Assessment of Flexible Ureteroscopy Residual Fragments
Residual fragments of urinary calculi after flexible ureteroscopy (URF) can cause symptoms and additional surgeries. The assessment of residual fragments by imaging is not standardized.
- Trial name
- NCT02434068
- Testing
- CT
- Where
- Brazil
- Volunteers
- 115 people
- Sponsor
- University of Sao Paulo General Hospital
Kidney Stones
Flexible Ureteroscopy Versus Extracorporeal Shock Wave Lithotripsy
To compare the efficacy and safety of flexible ureterorenoscopy (fURS) versus extracorporeal shock wave lithotripsy (ESWL) in managing lower calyceal renal stones ≤15 mm and <1000 HU.
- Trial name
- NCT07193940
- Testing
- Flexible Ureteroscopy, extracorporeal shock wave lithotripsy (ESWL)
- Where
- Egypt
- Volunteers
- 70 people
- Sponsor
- Assiut University
Ureteric Stone, Stone Ureter
Semi-rigid Ureteroscopy Versus Flexible Ureteroscopy For the Treatment of Proximal Ureteric Stone
The present study is randomized in nature, comparing the stone free rate and complications rate between semi-rigid ureteroscopy (SR-URS) and Flexible Ureteroscopy (F-URS) for the treatment of Proximal Ureteric stone (PUS)…
- Trial name
- NCT04851171
- Testing
- Flexible Ureteroscopy, Semi-rigid Ureteroscopy
- Where
- Qatar
- Volunteers
- 140 people
- Sponsor
- Hamad Medical Corporation