Clinical trials: Ureteral Calculi
Kidney Calculi, Urolithiasis
Antibiotic Irrigation and Suction Ureteral Access Sheath in RIRS
Retrograde intrarenal surgery (RIRS) is a widely used treatment for kidney stones; however, postoperative infectious complications remain a significant concern.
- Conditions
- Kidney Calculi, Urolithiasis, Urinary Tract Infections
- Trial name
- NCT07655050
- Testing
- Standard Retrograde Intrarenal Surgery, Gentamicin Irrigation, Suction-Enabled Ureteral Access Sheath
- Where
- 2 sites in Turkey (Türkiye)
- Volunteers
- 180 people
- Sponsor
- Hitit University
Renal Colic
The Efficacy of Alpha-blockers for Expulsion of Distal Ureteral Stones
Most of the patients suffering from renal colic have a distal ureterolithiasis. It had been demonstrated that α adrenoreceptors antagonists, given to patients suffering from renal colic, due to distal ureterolithiasis, had…
- Trial name
- NCT00451061
- Testing
- Alfuzosin, Tamsulosin
- Where
- Israel
- Volunteers
- 120 people
- Sponsor
- Soroka University Medical Center
Ureteric Stone of Lower Third of Ureter
Medical Stone Expulsive Therapy for Acutely Obstructed Ureteric Calculi
As a first treatment option for small-size ureteric stones, α-blockers are now being used for medical expulsive therapy (MET) instead of invasive procedures.
- Trial name
- NCT05977647
- Testing
- Tamsulosin Oral Capsule
- Where
- Pakistan
- Volunteers
- 240 people, healthy volunteers welcome
- Sponsor
- Getz Pharma
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
Kidney Stones, Tumor
The Impact of Ureteral Stents on Peristalsis
The purpose of the study is to investigate the impact of ureteral stents on the functioning of ureteral peristalsis (normal contractions in the ureteral organ muscle).
- Conditions
- Kidney Stones, Tumor, Hydronephrosis
- Trial name
- NCT01739738
- Testing
- Ureteral Stent
- Where
- Canada
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of British Columbia
Ureteral Calculi
Comparison of Mirabegron and Tamsulosin for Ureteral Stone Expulsion
This randomized controlled trial compares the efficacy and safety of four treatment strategies for ureteral stone expulsion: Mirabegron alone, Tamsulosin alone, a combination of both, and standard conservative care.
- Trial name
- NCT07310797
- Testing
- Mirabegron, Tamsulosin
- Where
- Taiwan
- Volunteers
- 500 people
- Sponsor
- Taipei Tzu Chi Hospital, Buddhist Tzu Chi Medical Foundation
Nephrolithiasis, Ureterolithiases
Validation of Low Dose CT for Diagnosis of Urolithiasis
The investigators have developed an extremely low dose renal computed tomography (CT) protocol that on preliminary testing has an effective dose in the range of a single view abdominal radiograph.
- Trial name
- NCT03656913
- Testing
- Extremely low dose CT
- Where
- United States
- Volunteers
- 15 people
- Sponsor
- Children's Hospital Medical Center, Cincinnati
Urolithiasis
The Effect of Different Body Positions and Channel Sheaths on RIRS
Retrograde flexible ureteroscopy (RIRS) is currently the first-line treatment for renal stones < 2cm. Lower pole renal stones(LPS) are a difficult problem for urologists.
- Trial name
- NCT06438497
- Testing
- RIRS with f-UAS, lateral position, RIRS with f-UAS, lithotomy position, RIRS with traditional UAS, lateral position
- Where
- China
- Volunteers
- 120 people
- Sponsor
- The First Affiliated Hospital of Guangzhou Medical University
Renal Stone, Nephrolithiasis
Impact Ureteral Sheath Design During Ureteroscopy
The purpose of this study is to assess whether one of two ureteral access sheaths is safer for patients undergoing ureteroscopy. Both sheaths are FDA approved devices and commercially available.
- Conditions
- Renal Stone, Nephrolithiasis, Urolithiasis
- Trial name
- NCT03349099
- Testing
- Cook Flexor, Boston Scientific Navigator
- Volunteers
- 95 people
- Sponsor
- The Cleveland Clinic
Ureter Calculi
The Effect of Acupuncture on Passing Ureteral Stones
Ureteral stones are a common condition, especially small and distal stones, and can cause renal colic pain. Medical expulsive therapy (MET) is widely used to facilitate stone passage.
- Trial name
- NCT07893431
- Testing
- medical expulsive therapy (tamsulosin), Acupuncture
- Where
- Turkey (Türkiye)
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Hitit University
Ureteral Calculus, Ureterolithiasis
Silodosin Versus Tamsulosin for Treatment of Ureteral Stones
Ureteral calculi, commonly known as kidney stones, are a frequent cause of Emergency Department (ED) visits. These stones can get caught in the ureter (the tube connecting the kidney to the bladder) and cause symptoms including…
- Conditions
- Ureteral Calculus, Ureterolithiasis, Ureteral Stone
- Trial name
- NCT02369744
- Testing
- Silodosin, Tamsulosin
- Where
- United States
- Volunteers
- 1 people
- Sponsor
- Albert Einstein Healthcare Network
Flexible Ureteroscopy, Ureteral Access Sheath
Flexible Ureteroscopy With and Without Ureteral Access Sheath in Treatment of Large Renal Stones
The aim of this study is to evaluate the flexible ureteroscope (FURS) technique with and without ureteral access sheath (UAS).
- Conditions
- Flexible Ureteroscopy, Ureteral Access Sheath, Large Renal Stones
- Trial name
- NCT06122129
- Testing
- Flexible ureteroscope with ureteral access sheath, Flexible ureteroscope without ureteral access sheath
- Where
- Egypt
- Volunteers
- 84 people
- Sponsor
- New Valley University
Renal Stones
Ureteroscopic Lithotripsy for Renal Stones Using a Sheathless Approach or Using a Flexible and Navigable Ureteral Access Sheath (FANS)
The primary aim of the study is to compare stone free rates following ureteroscopic (URS) lithotripsy for renal stones with Thulium Fiber Laser (TFL) using a sheathless approach (low power laser settings) or using a flexible and…
- Trial name
- NCT07741084
- Testing
- Sheathless URS, FANS, low power, FANS, high power
- Where
- Norway
- Volunteers
- 225 people
- Sponsor
- Haukeland University Hospital
Nephrolithiasis, Flexible Ureteroscopy
Bendable Suction Ureteral Access Sheath Versus Conventional Ureteral Access Sheath in Management of Renal Stones Using Flexible Ureteroscopy
Urinary calculus is a globally recognized urological condition, with prevalence rates ranging from 1% to 13% across different geographical regions (1) Therapeutic approaches for renal calculi encompass extracorporeal shock wave…
- Trial name
- NCT06862141
- Testing
- bendable suction ureteral access sheath, conventional suction ureteral access sheath
- Where
- Egypt
- Volunteers
- 172 people
- Sponsor
- Menoufia University
Urinary Calculi, Percutaneous Nephrolithotomy
Tubeless Percutaneous Nephrolithotomy Without Reverse Insertion of a Ureteral Catheter
Percutaneous nephrolithotomy(PCNL) is a surgical method for upper urinary calculi. The advent of tubeless PCNL (without indwelling nephrostomy tube) has been proved to be safe and effective in reducing postoperative discomfort…
- Trial name
- NCT05574517
- Testing
- Without reverse insertion of a ureteral catheter
- Where
- China
- Volunteers
- 200 people
- Sponsor
- The First Affiliated Hospital of University of South China
Patient Decision Aids, Ureteral Stone
Influence of Patient Decision-Making Aids for Patients With Unilateral Ureteral Stone: A Randomized-Controlled Trial
Ureteral stone is a common disease with high prevalence and recurrence rate in Taiwan. Taiwan is located in subtropical zone, where urolithiasis is commonly seen.
- Conditions
- Patient Decision Aids, Ureteral Stone, Shared Decision Making
- Trial name
- NCT04504084
- Testing
- Decision aid
- Volunteers
- 100 people
- Sponsor
- Taipei Medical University Shuang Ho Hospital
Renal Colic, Urinary Calculi
Efficacy Study of Different Analgesic Options in Kidney Stone Pain Management
Abdominal pain is one of the most common presentations to an emergency department (ED). Among patients presenting with abdominal pain, a common diagnosis in the Middle East is renal colic (urolithiasis or Kidney stones).
- Trial name
- NCT02187614
- Testing
- Diclofenac, Morphine, Paracetamol
- Where
- Qatar
- Volunteers
- 1,645 people
- Sponsor
- Hamad Medical Corporation
Kidney Stones
Ureteral Stent Length and Patient Symptoms
The Study of whether or not Ureteral Stent Length affects patient comfort after electro-shock wave treatment for kidney stones.
- Trial name
- NCT00288457
- Testing
- Ureteral Stent
- Volunteers
- 1 people
- Sponsor
- Emory University
Kidney Calculi
Comparing Super Pulse Fiber Thulium Laser and Holmium Laser for Ureteral Stone Fragmentation During Ureteroscopy
The goal of this prospective, multicenter, randomized controlled trial is to objectively evaluate the clinical efficacy and safety differences between superpulse thulium fiber laser (sTFL) and holmium:YAG laser (Ho:YAG) in…
- Trial name
- NCT06667557
- Testing
- Superpulse Thulium Fiber Laser (sTFL) Treatment, Holmium:YAG Laser (Ho:YAG) Treatment
- Where
- China
- Volunteers
- 136 people
- Sponsor
- Shanghai General Hospital, Shanghai Jiao Tong University School of Medicine
Ureteral Calculi
Medical Expulsive Therapy of Single Distal Ureteral Stones
Current therapeutic options for ureteral stones include active intervention as well as conservative "watch and wait" approaches.
- Trial name
- NCT00831701
- Testing
- Tamsulosin
- Where
- Switzerland
- Volunteers
- 100 people
- Sponsor
- University of Zurich