Clinical trials: Calculus
Kidney Stones, Ureteral Stones
The Efficacy of Tamsulosin in the Treatment of Ureteral Stones in Emergency Department Patients
To determine if emergency department patients with acute ureteral colic pain due to a ureteral stone who are treated with tamsulosin, versus placebo, will experience a shorter time to passage of their stone or resolution of their…
- Trial name
- NCT00448123
- Testing
- Tamsulosin
- Where
- United States
- Volunteers
- 127 people, healthy volunteers welcome
- Sponsor
- Robert Swor
Stone, Kidney, Ultrasound Therapy; Complications
Accuracy of Ultrasound for Detecting Residual Fragments During RIRS
The purpose of this study is to assess the accuracy of ultrasound and traditional fluoroscopy to find the residual fragments before retrograde intrarenal surgery is complete.
- Trial name
- NCT05535816
- Testing
- Ultrasound
- Where
- United States
- Volunteers
- 47 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Intimate Partner Violence, Poverty
Stepping Stones and Creating Futures Plus Pilot
The goal of this randomised controlled clinical trial is to test the Stepping Stones and Creating Futures Plus (SSCF+) intervention, in young (18-25 years) people living in urban informal settlements in Durban and rural…
- Trial name
- NCT05783336
- Testing
- Stepping Stones and Creating Futures Plus (SSCF+)
- Where
- South Africa
- Volunteers
- 325 people, healthy volunteers welcome
- Sponsor
- University of Exeter
Nephrolithiasis, Urinary Tract Infections
A Randomized Trial of Preoperative Prophylactic Antibiotics Prior to Kidney Stone Surgery (Percutaneous Nephrolithotomy [PCNL])
When patients are going to have surgery to remove large kidney stones (percutaneous nephrolithotomy [PCNL]), it is not clear whether the patients benefit from a course of prophylactic preoperative oral antibiotics; currently both…
- Trial name
- NCT02384200
- Testing
- nitrofurantoin monohydrate/macrocrystalline capsules, ampicillin, gentamicin
- Where
- 8 sites in United States, Canada
- Volunteers
- 86 people, healthy volunteers welcome
- Sponsor
- University of California, San Diego
Hyperoxaluria
A Novel Approach for Reducing Hyperoxaluria and Kidney Stone Risk.
This pilot study is proposing a novel approach to directly target intestinal oxalate absorption with the drug Tenapanor, which was recently FDA-approved for treating hyperphosphatemia in patients with chronic kidney disease.
- Trial name
- NCT06481150
- Testing
- Tenapanor
- Where
- United States
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- University of Texas Southwestern Medical Center
Overactive Bladder, Renal Colic
Preoperative Use of Darifenacin (Enablex) to Alleviate Postoperative Ureteral Stent Pain
This will be a randomized two arm prospective study to evaluate postoperative ureteral stent pain. One arm will be given 3 days of preoperative darifenacin and the control group will have the standard of care which is no…
- Conditions
- Overactive Bladder, Renal Colic, Pain, Postoperative
- Trial name
- NCT01189071
- Testing
- Darifenacin
- Where
- United States
- Volunteers
- 3 people, healthy volunteers welcome
- Sponsor
- University of Missouri-Columbia
Kidney Stones
AR Projections for Eye-gaze Evaluation in Phantoms
This project aims to develop an augmented reality (AR) tool to enhance skill acquisition for endoscopic kidney stone surgery. Of the 100,000 patients who undergo an endoscopic kidney stone treatment annually in the United States…
- Trial name
- NCT07161024
- Testing
- Augmented reality
- Where
- United States
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University Medical Center
Obesity
Obesity and Endogenous Oxalate Synthesis
The goal of this study is to determine if obesity is associated with increased endogenous oxalate synthesis as assessed by urinary oxalate excretion, which is a known risk factor for calcium oxalate kidney stones.
- Trial name
- NCT03808090
- Testing
- Normal Individuals
- Where
- United States
- Volunteers
- 58 people, healthy volunteers welcome
- Sponsor
- University of Alabama at Birmingham
Kidney Calculi, Ureteral Calculi
Study of Ketorolac Versus Opioid for Pain After Endoscopy
A double blind randomized controlled trial designed to compare pain control and safety with ketorolac and oxycodone in the post-operative setting for patients undergoing ureteroscopy for treatment of urinary stones.
- Trial name
- SKOPE (NCT03888144)
- Testing
- Oxycodone, Ketorolac
- Where
- United States
- Volunteers
- 81 people, healthy volunteers welcome
- Sponsor
- The Cleveland Clinic
Urinary Stones
Acoustic Enhancer Research on Laser Lithotripsy (AEROLITH)
A pivotal study to evaluate the safety and effectiveness of Applaud Acoustic Enhancer when used in conjunction with conventional ureteroscopic laser lithotripsy (URS-LL) in the treatment of subjects with urinary stones.
- Trial name
- AEROLITH (NCT04563039)
- Testing
- Ureteroscopy Laser Lithotripsy (URS-LL) with Acoustic Enhancer, Standard Ureteroscopic Laser Lithotripsy
- Where
- 23 sites in United States
- Volunteers
- 196 people, healthy volunteers welcome
- Sponsor
- Avvio Medical
Kidney Stone
Dietary Oxalate and Innate Immunity in Kidney Stone Disease
This study will test whether oxalate stimulates urinary crystals and impacts the immune system in healthy subjects using two controlled diets (low and high oxalate).
- Trial name
- NCT04051346
- Testing
- Low Oxalate Diet, High Oxalate Diet
- Where
- United States
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- University of Alabama at Birmingham
Kidney Stones
Eye Gaze Guidance Evaluation in Phantoms
This project aims to develop an augmented reality (AR) tool to enhance skill acquisition for endoscopic kidney stone surgery. Of the 100,000 patients who undergo an endoscopic kidney stone treatment annually in the United States…
- Trial name
- NCT07174479
- Testing
- Augmented reality
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University Medical Center
IPV, Sexual Violence
Stepping Stones and Creating Futures Intervention Trial
This study evaluates whether the behavioural/structural interventions of Stepping Stones and Creating Futures can reduce the incidence of intimate partner violence in urban informal settlements amongst young people.
- Trial name
- NCT03022370
- Testing
- Stepping Stones and Creating Futures
- Where
- South Africa
- Volunteers
- 1,351 people, healthy volunteers welcome
- Sponsor
- University of KwaZulu
Healthy, Kidney Stone
Assessment of Endogenous Oxalate Synthesis
This study aims to determine the daily rate of endogenous synthesis of oxalate using carbon 13 oxalate isotope tracer technique and a low-oxalate controlled diet.
- Conditions
- Healthy, Kidney Stone, Obesity
- Trial name
- NCT05229952
- Testing
- Low-oxalate controlled diet, Primed, continuous intravenous infusion of 13C2-oxalate
- Where
- United States
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- University of Alabama at Birmingham
Calcium Oxalate Urolithiasis
Oxalobacter Formigenes Colonization and Urinary Oxalate Excretion
The purpose of this research study is to assess the efficacy of ingesting a small amount of the harmless bacterium Oxalobacter formigenes in establishing residence in the guts of healthy participants and to determine whether this…
- Trial name
- NCT03752684
- Testing
- Moderately high oxalate/low calcium diet non-colonized, Oxalobacter formigenes, Moderately high oxalate/low calcium diet colonized
- Where
- United States
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- University of Alabama at Birmingham
Periodontal Diseases, Dental Plaque
Oral Health Literacy Tailored Communication
The purpose of this study to investigate attitude, oral health literacy and psychological factors in order to evaluate if these factors are important for oral health in adults.
- Conditions
- Periodontal Diseases, Dental Plaque, Dental Calculus, Sialorrhea
- Trial name
- NCT01118143
- Testing
- Tailored oral health literacy instruction
- Where
- 2 sites in Norway
- Volunteers
- 179 people, healthy volunteers welcome
- Sponsor
- University of Tromso
Kidney Stones
Trial of Randomized Antibiotic Administration in Percutaneous Nephrolithotomy
The Investigators objective is to compare the clinical efficacy of a single-day protocol with a short-course protocol for PCNL. The investigator hope is to reduce the use of possibly unnecessary prolonged antibiotic use, reduce…
- Trial name
- NCT02579161
- Testing
- cephalosporins, Fluoroquinolones, Clindamycin
- Where
- 2 sites in United States
- Volunteers
- 98 people, healthy volunteers welcome
- Sponsor
- Northwell Health
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
Kidney Stone
Effect of Cola on Urinary Stone Risk Factors
Examine the effects of cola on risks of kidney stones
- Trial name
- NCT00289120
- Testing
- Cola beverage, Deionized water
- Where
- United States
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Emory University