Clinical trials: Calculi
Teen Pregnancy Prevention
Evaluation of Stepping Stones
The goal of this randomized trial is to learn if the Stepping Stones (StSt) intervention has a positive impact on the sexual health and relationship behaviors of sexually active youth between the ages of 12 and 22 years old who…
- Trial name
- StSt (NCT06574217)
- Testing
- Stepping Stones (StSt), Like
- Where
- United States
- Volunteers
- 650 people, healthy volunteers welcome
- Sponsor
- The Policy & Research Group
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
Calculi
A Randomised Controlled Clinical Trial on the Use of a Dental Aerosol Box to Prevent Microbial Transmission During Dental Procedure
The study compares the use of a dental aerosol box in preventing microbial transmission during dental procedure. Subjects requiring scaling treatment (BPE 2) will be recruited.
- Trial name
- NCT05034705
- Testing
- Conventional suction system, Dental aerosol box with modified high volume evacuation system
- Where
- Malaysia
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Malaya
Ureteral Stone, Urolithiasis
Phosphodiesterase 5 Inhibitors (PDE5i) (Sildenafil) as Medical Expulsive Therapy in Distal Ureteral Stones
Urolithiasis is one of the most common urological diseases. The risk of urolithiasis is estimated to be between 5% and 12% all over the world with increased incidence in male rather than female (2:1) respectively .
- Trial name
- NCT02519153
- Testing
- Sildenafil
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Mansoura University
Renal Calculi
FANS VS DISS in Treatment of Renal Stone < 2cm
To compare between FANS \& DISS in : Operative time Stone free rate Complications Amount of fluid irrigation
- Trial name
- NCT07559214
- Testing
- Flexible ureteroscopy
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Assiut University
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
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
Calculi, Urinary, Dietary Supplements
Analysis of Urine Composition Saturation and Dietary Intervention in Subjects Without Urinary Calculi
Urinary calculi have become a global public health problem, which brings a huge economic burden to society and individuals. The pathogenesis of urinary calculi is not completely clear.
- Conditions
- Calculi, Urinary, Dietary Supplements, Urine Specimen Collection
- Trial name
- NCT05102279
- Testing
- Giving subjects different phosphorus diets at different stages of the trial
- Where
- China
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Shanghai Ninth People's Hospital Affiliated to Shanghai Jiao Tong University
Percutaneous Nephrolithotripsy
The StoneBreakerTM Trial
The purpose of this study is to compare the LMA StoneBreakerTM to the current standard of pneumatic lithotripsy, the Swiss LithoClastR, during percutaneous nephrolithotripsy (PNL).
- Trial name
- NCT00677196
- Testing
- The stonebreaker arm (LMA Stonebreaker), Pneumatic Lithotripsy (Swiss LithoClastR)
- Where
- Canada
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University of British Columbia
Mental Health Issue (E.G., Depression, Psychosis, Personality Disorder, Substance Abuse)
Homeless Youth Study - Stepping Stone 2.0
Housing instability is both a cause and consequence of mental health problems. As such youth experiencing housing instability (e.g., homeless or marginally housed) have higher rates of mental health problems.Because of their…
- Trial name
- NCT03776422
- Testing
- Mobile self-help intervention
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Rush University Medical Center
Stones, Kidney, Ureteric Injury
Intra-ureteric Aminophylline Instillation on Flexible Ureteroscopy Procedure
in this study we are going to evaluate the efficacy of intra-ureteric aminophylline instillation in facilitating ureteric access sheath placement prior to flexible ureteroscopy in reducing ureteric injury rates.
- Trial name
- NCT06830577
- Testing
- Usage of Aminophylline prior to ureteric dilatation in Flexible uretroscopy, Sequential teflon dilator usage prior to ureteric access sheath placement in flexible uretroscopy, Aminophylline instillation and Ureteral dilators together
- Where
- Egypt
- Volunteers
- 129 people, healthy volunteers welcome
- Sponsor
- Ain Shams University
Gingivitis, Plaque
Self-selection Study of the Toothwave Toothbrush
This study objective is to test the Silk'n Toothwave self-selection, by potential end users. Additionally, this study will evaluate if contraindicated subjects will self-exclude from use of the device and the ability to…
- Conditions
- Gingivitis, Plaque, Calculus, Tooth Discoloration
- Trial name
- NCT04023097
- Testing
- Toothwave toothbrush
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Home Skinovations Ltd.
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
PCOS (Polycystic Ovary Syndrome), Stone, Urinary
Polycystic Ovary Syndrome and Urinary Tract Stones: a BMI-Adjusted Analysis in Iraqi Women
The goal of this observational case-control study is to find out the impact of PCOS as a risk factor for the presence of urinary tract stones taking into account the BMI of women aged 18-40 years consulting the gynecology and…
- Conditions
- PCOS (Polycystic Ovary Syndrome), Stone, Urinary, BMI, Obesity
- Trial name
- NCT06729359
- Testing
- Ultrasonography of the abdomen and pelvis
- Where
- Iraq
- Volunteers
- 407 people, healthy volunteers welcome
- Sponsor
- Al-Kindy College of Medicine
Basilar Thumb Arthritis, Wrist Fracture
Measurement of Grip and Pinch Forces Needed for Activities of Daily Living, Work and Prehistoric Stone Tool Production
Very little is known about the pinch and grip forces that are critical for activities of daily living (ADL) or work. Human success in evolution is a result of the combination of great brain power and great hand ability to…
- Conditions
- Basilar Thumb Arthritis, Wrist Fracture, Measure Pressure Distribution and Resultant Forces Needed
- Trial name
- NCT03316768
- Volunteers
- 54 people, healthy volunteers welcome
- Sponsor
- Shaare Zedek Medical Center
Kidney Stones
Oxalate-Driven Host Responses in Kidney Stone Disease
This study is looking to understand the role of oxalate on kidney stone development and immunity. This study will enroll healthy participants and participants with calcium oxalate kidney stones (CaOx KS).
- Trial name
- NCT05417568
- Testing
- Low Oxalate Diet, High Oxalate Diet
- Where
- United States
- Volunteers
- 88 people, healthy volunteers welcome
- Sponsor
- University of Alabama at Birmingham
Renal Calculi
Ureteroscopic Laser Modality on Total Lasing Time and Total Energy in Patients With Large, Dense Renal Calculi
This study will examine the effects of ureteroscopic lasing technique (dusting, fragmentation and a hybrid approach) on total lasing time and total energy in patients with a large renal calculi burden of single or multiple stones…
- Trial name
- NCT05869890
- Testing
- MOSES laser system
- Where
- United States
- Volunteers
- 2 people, healthy volunteers welcome
- Sponsor
- Albany Medical College
Hematuria, Bladder Ca
Efficacy of the Act of Urination to Relief the Pain During Flexible Cystoscopy Procedure.
This research is about modification during routine cystoscopy (scope in the bladder) procedure [ experimental research ]. The goal of the study is to evaluate patient experience with cystoscopy by using procedural modification to…
- Conditions
- Hematuria, Bladder Ca, Bladder Stone, Urologic Diseases
- Trial name
- NCT05207969
- Testing
- Instruction to urinate
- Where
- Malaysia
- Volunteers
- 58 people, healthy volunteers welcome
- Sponsor
- Universiti Sains Malaysia
Healthy
Magnetic Resonance Imaging of Calculus Problem Solving
This study will use magnetic resonance imaging (MRI) to identify brain regions involved in solving algebraic math problems. It will examine brain activation according to the level of difficulty and the number of steps required to…
- Trial name
- NCT00060658
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
ANTICALCULUS EFFICACY OF PYROPHOSPHATE IN HEAVY CALCULUS FORMERS
Anti-calculus Efficacy of a Dentrifice Containing Sodium Pyrophosphate and Potassium Pyrophosphate in Heavy Calculus Formers
The purpose of this study was to determine the anti-calculus effect of dentrifice containing 5% sodium pyrophosphate and potassium pyrophosphate in a triple-mask placebo controlled randomized clinical trial.
- Trial name
- NCT02738541
- Testing
- DENTRIFICE CONTAINING 5% SODIUM AND POTASSIUM PYROPHOSPHATE
- Where
- India
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Government Dental College and Research Institute, Bangalore