Clinical trials: Disorder of Urinary Stent, open to volunteers
Renal Calculi
Role of Pre-stenting Before Retrograde Intrarenal Surgery With Miniaturized Flexible Ureteroscopes
This prospective randomized controlled trial will compare retrograde intrarenal surgery performed after routine preoperative ureteral stenting with direct retrograde intrarenal surgery without planned preoperative stenting in…
- Trial name
- NCT07773090
- Testing
- Preoperative double-J ureteral stenting followed by retrograde intrarenal surgery, Direct retrograde intrarenal surgery without planned preoperative ureteral stenting
- Where
- Egypt
- Volunteers
- 270 people
- Sponsor
- Al-Azhar University
Bladder Cancer
A Study of Surgical Techniques During Cystectomy
The purpose of this study is to look at two standard surgical techniques used during a radical cystectomy and see whether they influence outcomes such as length of stay in the hospital and infections after surgery.
- Trial name
- NCT06703476
- Testing
- Stent placement, Alvimopan
- Where
- 7 sites in United States
- Volunteers
- 530 people
- Sponsor
- Memorial Sloan Kettering Cancer Center
Ureteral Stent-Related Symptoms, Ureteral Calculi
ComfiJ Versus Conventional Double-J Stent for Ureteral Stent Symptoms
This prospective multicenter randomized controlled trial will compare stent-related symptoms after placement of a ComfiJ ureteral stent versus a conventional double-J ureteral stent in adult patients undergoing unilateral…
- Conditions
- Ureteral Stent-Related Symptoms, Ureteral Calculi, Urolithiasis
- Trial name
- COMFIJ-DJS (NCT07627828)
- Testing
- ComfiJ Ureteral Stent, Conventional Double-J Ureteral Stent
- Where
- 3 sites in Egypt
- Volunteers
- 150 people
- Sponsor
- Beni-Suef University
Urinary Lithiasis
Evaluation of the Safety and Performance of the Hydrustent® Biodegradable Hydrogel Ureteral Stent
The goal of this clinical investigation is to evaluate whether the Hydrustent® medical device is safe and if maintain the urinary flow inside the ureter in adults.
- Trial name
- Hydrustent (NCT06719089)
- Testing
- Biodegradable double loop ureteral stent, PolyUrethane Double Loop Ureteral Stent
- Where
- 4 sites in Portugal
- Volunteers
- 134 people
- Sponsor
- Hydrumedical
Ureteral Stent-Related Symptoms, Ureteral Calculi
Melatonin and Solifenacin for Double-J Ureteral Stent Symptoms
Double-J ureteral stents are commonly inserted after ureteroscopy, but they may cause bothersome urinary symptoms, pain, sleep disturbance, and reduced quality of life.
- Conditions
- Ureteral Stent-Related Symptoms, Ureteral Calculi, Lower Urinary Tract Symptoms
- Trial name
- MEL-SOL-STENT (NCT07617922)
- Testing
- Solifenacin, Melatonin
- Where
- Egypt
- Volunteers
- 189 people
- Sponsor
- Beni-Suef University
Urinary Tract Infections, Stent Related Infection
Multicentric Study on Infections of the Urinary Tract After Stent Removal (MINUS-trial).
The MINUS-trial is a multicentric prospective observational study in which consecutive patients, 18 years of age and older who receive a ureteral stent during any endoscopic procedure will be approached to participate.
- Trial name
- MINUS (NCT05329883)
- Testing
- Double-J stent removal
- Where
- Belgium
- Volunteers
- 1,000 people
- Sponsor
- University Hospital, Ghent
Catheter Blockage, Oncology
A Novel Ureteric Stent in Kidney Stone Patients and Oncology Patients Compared to a Conventional JJ Stent
Urological stents and catheters often lead to inflammation, causing pain and infection in the urinary tract. Moreover, 80% of stents are associated with pain, negatively impacting on QoL and mental health.
- Conditions
- Catheter Blockage, Oncology, Kidney Stone
- Trial name
- CASSETTE (NCT06815120)
- Testing
- Experimental ureteric stent with specially shaped side-holes that prevent stagnation points (i.e., areas of low flow that cause particles to settle and E&B), Qualitative interview
- Where
- 2 sites in United Kingdom
- Volunteers
- 50 people
- Sponsor
- University of Southampton
Kidney Stone, Ureteric Stone
Safety and Efficacy of Combination of Tamsulosin 0.4 mg Plus Tadalafil 5mg Versus 2.5 mg
Ureteral stenting is a common urological procedure performed to relieve obstruction and facilitate urinary drainage. Despite its effectiveness, stent-related symptoms (SRS) such as dysuria, frequency, urgency, flank pain, and…
- Trial name
- NCT07562282
- Testing
- Tamsulosin
- Where
- Egypt
- Volunteers
- 140 people
- Sponsor
- Ain Shams University
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
Urinary Stone
Differences in Postoperative Symptoms With Four Ureteral Stents
This is a prospective randomized controlled trial designed to assess the differences in postoperative symptoms related to placement of a 6Fr Percuflex ureteral stents, 6Fr Tria ureteral stents, 4.8Fr Percuflex ureteral stents…
- Trial name
- NCT06083051
- Testing
- 6Fr Percuflex ureteral stents, 6Fr Tria ureteral stents, 4.8Fr Tria ureteral stents
- Where
- United States
- Volunteers
- 272 people
- Sponsor
- University of Wisconsin, Madison
Bladder Cancer, Muscle-Invasive Bladder Carcinoma
Clinical Trial to Evaluate Post-Operative Outcomes of Ureteral Stent vs Ureteral Stent Free Radical Cystectomy
Subjects will be randomized into 2 groups (stent or no stent) prior to radical cystectomy with ileal conduit urinary diversion (RCIC). They will follow the standard of care and be enrolled in the study for 12 months post-op.
- Conditions
- Bladder Cancer, Muscle-Invasive Bladder Carcinoma, Urothelial Carcinoma, Pelvic Malignancy
- Trial name
- NCT07234968
- Testing
- Ureteral Stent Placement, No Ureteral Stent, Indocyanine Green with Fluorescence Imaging
- Where
- 2 sites in United States
- Volunteers
- 70 people
- Sponsor
- Thomas Jefferson University
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
Stone, Kidney, Stone Ureter
Stent Omission After Ureteroscopy and Lithotripsy in the Michigan Urological Surgery Improvement Collaborative
This is a multicenter prospective trial with randomized and observational cohorts assessing patient-reported outcomes and unplanned healthcare utilization following ureteroscopic treatment of renal and ureteral stones, with…
- Trial name
- NCT05866081
- Testing
- Standard of care stent placement, No stent placement, Surveys
- Where
- 16 sites in United States
- Volunteers
- 792 people
- Sponsor
- University of Michigan