Clinical trials: Ureteral Obstruction
Urolithiasis
Multi-Center Comparison of Dual Lumen Versus Single Lumen Ureteroscopes
Urolithiasis (kidney stones) is a common disease process affecting people all across the world. Usually, if the stone size is small, it is able to pass through the urinary system and exit the bladder on its own with no treatment.
- Trial name
- NCT02123082
- Testing
- Storz single Lumen Ureteroscope, Dual Lumen Ureteroscope
- Where
- United States
- Volunteers
- 156 people, healthy volunteers welcome
- Sponsor
- University of California, Irvine
Urinary Tract Infection, Kidney Diseases
A Randomized Control Trial Comparing Single vs. Multiple Application of Lidocaine Analgesia Prior to Urethral Catheterization Procedures
The purpose of this study is to determine if a single application of Lidocaine gel topical anesthesia is as effective in decreasing the discomfort associated with urinary catheterization as two applications, within our pediatric…
- Conditions
- Urinary Tract Infection, Kidney Diseases, Ureteral Diseases, Ureteral Obstruction
- Trial name
- NCT00142064
- Testing
- observed levels of pain
- Where
- United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Children's Mercy Hospital Kansas City
Ureteral Stent Occlusion, Exposure Laser
Recovery Following Desflurane Versus Sevoflurane for Outpatient Urologic Surgery in Elderly Females
Numerous studies demonstrate that patients have improved immediate recovery characteristics following desflurane anesthesia compared to other volatile agents, including sevoflurane.
- Conditions
- Ureteral Stent Occlusion, Exposure Laser, Ureterostomy; Functional Disturbance, Vaginal Diseases
- Trial name
- NCT01310582
- Testing
- Desflurane, Sevoflurane
- Where
- United States
- Volunteers
- 57 people, healthy volunteers welcome
- Sponsor
- Hahnemann University Hospital
Urologic Injuries, Disorder of Urinary Stent
Indwelling Stent Discoloration Project
The aim of this study is to identify the root cause for the significant discolouration of Boston Scientific Percuflex based stents.
- Conditions
- Urologic Injuries, Disorder of Urinary Stent, Kidney Calculi, Urinary Tract Obstruction Due to Specified Cause
- Trial name
- NCT02007980
- Where
- Canada
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- University of British Columbia
Ureteral Obstruction
Urinary Biomarkers as Predictors on Renal Function in Congenital Hydronephrosis
The purpose of this study is to detect new urinary biomarkers that can be used as predictors on renal function in congenital hydronephrosis caused by unilateral ureteral obstruction (UUO) and to elucidate the pathophysiology of…
- Trial name
- NCT00568724
- Where
- Denmark
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- University of Aarhus
Ureteral Stricture, Ureteral Obstruction
An Integrated Multi-omics Study on the Molecular Mechanisms of Ureteral Stricture
The goal of this observational study is to investigate the systemic pathogenesis and identify potential diagnostic biomarkers in patients with ureteral stricture and healthy volunteers.
- Conditions
- Ureteral Stricture, Ureteral Obstruction, Microbiome, Metabolomics
- Trial name
- US-MOP (NCT07409870)
- Where
- China
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- First Affiliated Hospital of Chongqing Medical University