Clinical trials: Flexible Ureteroscopy
Stones, Kidney, Stones Ureter
Flexible Ureteroscopy Versus Percutaneous Nephrolithotomy As Primary Treatment in Renal Stones 2-3 Cm
Flexible Ureteroscopy versus Percutaneous Nephrolithotomy as Primary Treatment in Renal Stones 2-3 Cm
- Conditions
- Stones, Kidney, Stones Ureter, Urolithiasis
- Trial name
- NCT06892626
- Testing
- RIRS, PNL
- Where
- Egypt
- Volunteers
- 122 people
- Sponsor
- Cairo University
Symptoms and Signs, Pain
Stent-related Symptoms Comparison: Polaris Loop vs Vortek Double-J Stents
Prospective randomized controlled single-blind parallel-group trial in order to compare symptoms related to loop-tail (Polaris Loop) stents versus conventional double J (Vortek) stents after uncomplicated flexible URS.
- Conditions
- Symptoms and Signs, Pain, Renal Calculi
- Trial name
- NCT03344107
- Testing
- USSQ questionnaire administration after RIRS.
- Where
- Italy
- Volunteers
- 68 people
- Sponsor
- A.O.U. Città della Salute e della Scienza
Renal Stone
The Effect of Anesthesia Type on RIRS
Retrograde intrarenal surgery (RIRS) with flexible ureteroscopy is based on video monitoring of urinary tract during operation. Therefore, shaking vision on monitor can bother surgeons and make them tired.
- Trial name
- NCT03373617
- Where
- South Korea
- Volunteers
- 66 people
- Sponsor
- Seoul National University Hospital
Extracorporeal Shockwave Lithotripsy, Flexible Ureteroscopy
Flexible urétéroscopy Versus Extracorporeal Shockwave Lithotripsy in Renal Calculi
Flexible ureteroscopy is a recent procedure to treat renal stone. Extracorporeal shockwave lithotripsy was the gold standard treatment for calculi between 5 and 20 mm.
- Trial name
- CALIX-1 (NCT01604304)
- Testing
- flexible ureteroscopy, extracorporeal shockwave lithotripsy
- Where
- France
- Volunteers
- 30 people
- Sponsor
- Hospices Civils de Lyon
Lithiasis, Urinary
Evaluation of the Performance of a Robotic Flexible Ureteroscopy (ILY) in Laser Treatment of Nephrolithiasis
In this pilot study, we wish to evaluate the performance of a robotic flexible ureteorscopy (ILY) in the treatment of nephrolithiasis in the superior excretory system
- Trial name
- EASILY (NCT03638336)
- Testing
- ILY robotic flexible ureteroscopy
- Where
- France
- Sponsor
- Centre Hospitalier Universitaire de Nīmes
Nephrolithiasis, Urolithiasis
Comparison of Flexible & Navigable Suction Ureteral Access Sheath vs. Antegrade Suction in Retrograde Flexible Ureteroscopy for Lower Calyceal Stones
This randomized controlled trial aims to compare the efficacy and safety of two suction techniques during retrograde flexible ureteroscopy (FURS) for lower calyceal renal stones measuring 1.5-2 cm.
- Conditions
- Nephrolithiasis, Urolithiasis, Endourology
- Trial name
- NCT06889051
- Testing
- Flexible & Navigable Suction Ureteral Access Sheath (FANS), Antegrade Suction via Percutaneous Nephrostomy
- Volunteers
- 120 people
- Sponsor
- Benha University
Kidney Stone
Evaluation of the Efficacy and Safety of Unimodal Bilateral Flexible Ureteroscopy.
This is a prospective controlled study to compare the efficacy and safety of two methods of flexible urethroscopy in patients with urolithiasis, as well as the effect of surgery on quality of life.
- Trial name
- NCT05591716
- Testing
- Bilateral same-session flexible ureterorenoscopy, Unilateral same-session flexible ureterorenoscopy
- Where
- Russia
- Volunteers
- 86 people
- Sponsor
- St. Petersburg State Pavlov Medical University
Nephrolithiasis, Kidney Calculi
Comparison Between Supine Mini-PCNL and Flexible Ureteroscopy (FURS) for Dense Lower Calyceal Stones (1-2 cm) in School-Age Pediatric Patients
This randomized controlled clinical study compared supine mini percutaneous nephrolithotomy versus flexible ureteroscopy for the management of dense lower calyceal renal stones measuring 1-2 centimeters (≤20 millimeters) with…
- Conditions
- Nephrolithiasis, Kidney Calculi, Urolithiasis
- Trial name
- NCT07345234
- Testing
- Supine Mini Percutaneous Nephrolithotomy, Flexible Ureteroscopy
- Where
- Egypt
- Volunteers
- 180 people
- Sponsor
- Ain Shams University
Paediatric, Flexible Ureteroscopy
The Efficacy and Safety of Adjunctive Alpha-blocker Therapy Before Flexible Ureteroscopy in the Management of Upper Ureteric Stones in Pediatrics Group
A unique aspect of pediatric URS is the smaller ureteral diameter, which often results in failure to access the ureter during an initial URS attempt.
- Trial name
- NCT07841340
- Testing
- Tamsulosin
- Where
- Egypt
- Volunteers
- 80 people
- Sponsor
- Ain Shams University
Renal Calculi, Kidney Stones
Transient Apnea During Flexible Ureteroscopic Lithotripsy
Respiration-related renal motion may reduce targeting stability during flexible ureteroscopic laser lithotripsy and thereby decrease lithotripsy efficiency.
- Trial name
- TA-fURS (NCT01835600)
- Testing
- Regular mechanical ventilation during flexible ureteroscopic lithotripsy, Small tidal-volume ventilation during flexible ureteroscopic lithotripsy, Transient apnea during flexible ureteroscopic lithotripsy
- Where
- China
- Volunteers
- 150 people
- Sponsor
- Chinese Medical Association
Kidney Stones, Nephrolithiasis
6.3Fr Versus 7.5Fr Mini-Flexible Ureteroscopy for Renal Stones (MINI-FURS)
This prospective, randomized, single-blinded, non-inferiority clinical trial will compare the clinical outcomes and cost-effectiveness of two mini-flexible ureteroscopes (6.3Fr and 7.5Fr) used during flexible ureteroscopy for the…
- Conditions
- Kidney Stones, Nephrolithiasis, Renal Calculi
- Trial name
- MINI-FURS (NCT07798336)
- Testing
- 6.3Fr Mini-Flexible Ureteroscope, 7.5Fr Mini-Flexible Ureteroscope
- Where
- Canada
- Volunteers
- 308 people
- Sponsor
- Sault Area Hospital
Pediatric Urolithiasis, Kidney Stone
Standard Versus Flexible and Navigable Suction Ureteral Access Sheath in Pediatric Flexible Ureterorenoscopy for Renal Stones < 2 cm
This randomized controlled trial aims to compare the efficacy and safety of a Flexible and Navigable Suction Ureteral Access Sheath (FANS) versus a standard ureteral access sheath during flexible ureterorenoscopy (FURS) in…
- Conditions
- Pediatric Urolithiasis, Kidney Stone, Nephrolithiasis
- Trial name
- FANS-UAS (NCT07689565)
- Testing
- Standard Ureteral Access Sheath (Boston Scientific)., Flexible and Navigable Suction UAS (ClearPetra).
- Where
- Egypt
- Volunteers
- 60 people
- Sponsor
- Tanta University
Kidney Stone
Impact of Forced Diuresis on the Residual Fragment Rate After Flexible Ureteroscopy for Destruction of Kidney Stones With Laser
In view of the positive results of the numerous studies conducted on forced diuresis after extra-corporeal lithotripsy, the investigators chose to evaluate forced diuresis by injection of Furosemide associated with intravenous…
- Trial name
- FIREStones (NCT05916963)
- Testing
- Furosemide 40 mg
- Where
- 9 sites in France
- Volunteers
- 374 people
- Sponsor
- University Hospital, Tours
Stones, Kidney
Optimal Drainage After Flexible Ureterorenoscopy; Prospective Assessment of Perioperative Outcomes and Health-Related Quality of Life Through a Randomized Controlled Trial
Flexible ureterorenoscopy (FURS) is now recommended for the treatment of kidney stones smaller than 20 mm, as an alternative to extracorporeal shock wave lithotripsy (ESWL) and in combination with percutanous nephrolithotomy…
- Trial name
- NCT04643145
- Testing
- Flexible ureteroscopy for renal calculi less than 20 mm
- Where
- Egypt
- Volunteers
- 130 people
- Sponsor
- Mansoura University
Stone;Renal
Flexible Ureteroscopy Versus Mini-Percutaneous Nephrolithotomy for Treatment of Renal Stones
Management of nephrolithiasis is evolving rapidly, and various minimally-invasive urological procedures are currently available for treating patients with renal stones, including extracorporeal shockwave lithotripsy (ESWL)…
- Trial name
- NCT03932370
- Testing
- Flexible ureteroscopy, mini-Percutaneus nephrolithotomy
- Where
- Egypt
- Volunteers
- 118 people, healthy volunteers welcome
- Sponsor
- Assiut University
Nephrolithiasis, Alpha Blocker
Alpha-Blockers Prior to Ureteral Access Sheath Placement in Flexible Ureteroscopy: A Randomized Prospective Study
This study aims to evaluate whether the use of alpha-blockers before flexible ureterorenolithotripsy facilitates the passage of the ureteral access sheath.
- Conditions
- Nephrolithiasis, Alpha Blocker, Ureteral Access Sheath
- Trial name
- ALFA-URS (NCT07124299)
- Testing
- Experimental: Alpha-blocker group, No intervention (observational study)
- Where
- Brazil
- Volunteers
- 140 people
- Sponsor
- Pedro de Figueiredo Buchalla
Kidney Stones, Nephrolithiasis
Comparing Efficiency and Stone-Free Rates Mini PCNL vs Flex URS
The objective of the study is to compare the stone free rates with ureteroscopy utilizing the ClearPETRA suction ureteral access sheath, and mini-PCNL; both procedures and ClearPETRA sheaths are standard of care and are used…
- Conditions
- Kidney Stones, Nephrolithiasis, Urolithiasis
- Trial name
- NCT07072598
- Testing
- ClearPETRA suction access sheath
- Where
- United States
- Sponsor
- Northwestern University
Urolithiasis, Catheter-related Bladder Discomfort
Efficacy and Safety of Ureteroscopic Lithotripsy (Including Flexible Ureteroscopy) Without Indwelling Urinary Catheter
A prospective, multicenter, randomized, controlled clinical trial was conducted to compare the efficacy and safety of non-indwelling catheter and indwelling catheter in relieving postoperative catheter-related complications after…
- Trial name
- NCT06458101
- Testing
- Ureteroscopy (including flexible endoscope) lithotripsy without indwelling urinary catheter, Ureteroscopy (including flexible endoscope) lithotripsy with indwelling urinary catheter
- Where
- China
- Volunteers
- 180 people
- Sponsor
- Shanghai General Hospital, Shanghai Jiao Tong University School of Medicine
Renal Calculi
Tip-flexible Semi-rigid Ureterorenoscope Versus Flexible Ureteroscopy in Renal Calculi
This study evaluates the safety and efficacy of the novel tip-flexible semi-rigid ureterorenoscope for the treatment of renal calculi using a prospective, randomized multicentre trial design.
- Trial name
- NCT02426931
- Testing
- the tip-flexible ureterorenoscope, the classic flexible ureteroscope
- Volunteers
- 280 people
- Sponsor
- Ling Li, MD
Renal Stones, Pediatric Renal Stones
Retrograde Intrarenal Surgery for Renal Stones in Pediatrics: A Prospective Analysis of Feasibility and Outcomes.
it is an interventional single arm study for treating pediatric renal stones≤2cm by FURS and Holmium laser fragmentation.pediatric groups is benig compared for stone free rate, complication rate , success rate.
- Trial name
- RIRS pediatric (NCT07089394)
- Testing
- flexible urs
- Where
- Egypt
- Volunteers
- 50 people
- Sponsor
- Al-Azhar University