Clinical trials: Kidney Calculi, open to volunteers
Calcium Phosphate Kidney Stones
Hydroxycitrate: A Novel Therapy for Calcium Phosphate Urinary Stones
This study tests whether hydroxycitrate, a molecule closely related to citrate, can reduce calcium phosphate stone recurrence.
- Trial name
- NCT06003348
- Testing
- OHCit- standard dose, Potassium Citrate, OHCit- low dose
- Where
- United States
- Volunteers
- 25 people
- Sponsor
- University of Texas Southwestern Medical Center
Chronic Kidney Disease, Nephrolithiasis
Kidney Sodium Functional Imaging
The corticomedullary gradient is largely responsible for developing the gradients that are needed to concentrate urine (more solutes and less water).
- Conditions
- Chronic Kidney Disease, Nephrolithiasis, ADPKD
- Trial name
- NCT05014178
- Testing
- Sodium-23 MRI
- Where
- Canada
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's
Kidney Stone, Retrograde Intrarenal Surgery (RIRS)
Multimodal Opioid-Free Anesthesia in RIRS
The goal of this clinical trial is to evaluate whether a dexmedetomidine-ketamine based opioid-free anesthesia (OFA) protocol can provide effective analgesia compared to conventional fentanyl-based anesthesia in adult patients…
- Conditions
- Kidney Stone, Retrograde Intrarenal Surgery (RIRS), Postoperative Pain
- Trial name
- NCT07636070
- Testing
- Dexmedetomidine-Ketamine Opioid-Free Anesthesia, Fentanyl-Based Anesthesia
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people
- Sponsor
- murat sahin
Urolithiasis, Stones, Kidney
Trial of Ureteroscopy vs Steerable Continuous Flow Aspiration Technology
The goal of this clinical trial is to compare Steerable Ureteroscopic Renal Evacuation (SURE) using the CVAC System and standard ureteroscopy (URS) with laser lithotripsy for the treatment of urolithiasis.
- Conditions
- Urolithiasis, Stones, Kidney, Renal Stones, Kidney Stones
- Trial name
- TRUST (NCT07101809)
- Testing
- Steerable Ureteroscopic Renal Evacuation (SURE) using the CVAC System, Standard Ureteroscopy (URS)
- Where
- 5 sites in United States
- Volunteers
- 150 people
- Sponsor
- Calyxo, Inc.
Kidney Calculi, Ureteral Calculi
Impact of Humid-Heat on Gut-Tryptophan-Stone Pathway
Investigating the differences in gut microbiota composition and tryptophan metabolite levels between kidney stone patients and healthy individuals, with special focus on: 1.
- Trial name
- NCT07043374
- Volunteers
- 270 people, healthy volunteers welcome
- Sponsor
- Shanghai General Hospital, Shanghai Jiao Tong University School of Medicine
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
Urinary Stone
2D:4D Digit Ratio and Urinary Stone Disease
This prospective observational case-control study will investigate whether the 2D:4D digit ratio is associated with urinary stone disease.
- Trial name
- NCT07736924
- Where
- Turkey (Türkiye)
- Volunteers
- 300 people
- Sponsor
- Emrah Kızılay
Kidney Stones, Complex Renal Calculi
Modified Mini-PCNL Versus Standard PCNL for Complex Kidney Stones
Kidney stones that are large or complex are often treated with percutaneous nephrolithotomy, also called PCNL. Standard PCNL uses a larger access tract and is effective for removing complex kidney stones, but it may be associated…
- Trial name
- MIMIC-PCNL (NCT07697677)
- Testing
- 20 Fr Modified Mini Percutaneous Nephrolithotomy, 24 Fr Standard Percutaneous Nephrolithotomy
- Where
- China
- Volunteers
- 1,380 people
- Sponsor
- The First Affiliated Hospital of Guangzhou Medical University
Urolithiasis
Renal Stone Treatment Global Registry
This is an international prospective data registry to assess the treatment outcomes and complications of different treatment approaches for different surgical treatment of urolithiasis.
- Trial name
- NCT05297331
- Where
- 3 sites in Hong Kong
- Volunteers
- 3,000 people
- Sponsor
- Chinese University of Hong Kong
Nephrolithiasis
Early vs Delayed Extracorporeal Shock Wave Lithotripsy for Residual Stones After Percutaneous Nephrolithotomy
Residual renal stone fragments remain a common clinical issue following percutaneous nephrolithotomy (PCNL), with reported incidence ranging from 10% to 30%.
- Trial name
- NCT07523074
- Testing
- Extracorporeal shock wave lithotripsy (ESWL)
- Where
- Egypt
- Volunteers
- 476 people
- Sponsor
- Beni-Suef University
Kidney Stones, Urolithiasis
Pilot Study to Evaluate the Contribution of Gene Variants to Idiopathic Urolithiasis
Recent investigations from this group have identified that genetic variants of genes associated with monogenic forms of nephrolithiasis are expressed in idiopathic calcium oxalate kidney stone patients and could influence stone…
- Conditions
- Kidney Stones, Urolithiasis, Calcium Oxalate Urolithiasis
- Trial name
- NCT01127854
- Where
- United States
- Volunteers
- 2,900 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Thulium Fiber Laser, Fans
Fragmentation Vs Dusting With FANS for Renal Stones Less Than 2cm: A Randomized Controlled Study
The use of FANS has changed the operative landscape of RIRS by allowing continuous active suction-assisted clearance of ablated stone material in real time.
- Conditions
- Thulium Fiber Laser, Fans, Lithotripsy, Laser, Renal Stone
- Trial name
- NCT07639385
- Testing
- Dusting, Fragmentation
- Volunteers
- 86 people
- Sponsor
- Bir Hospital
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
Urolithiasis, Stones, Kidney
Stone Clearance With Aspiration vs Other Technologies: a Real-world Evidence Study
The goal of this clinical trial is to evaluate the effectiveness and safety of Steerable Ureteroscopic Renal Evacuation (SURE) with the CVAC System versus other commonly used renal-stone interventions.
- Conditions
- Urolithiasis, Stones, Kidney, Renal Stones, Kidney Stones
- Trial name
- SCORE (NCT07155005)
- Testing
- CVAC® SYSTEM, FLEXIBLE AND NAVIGATIONAL URETERAL ACCESS SHEATH (FANS) IN FLEXIBLE URETEROSCOPY (FURS), DIRECT IN-SCOPE SUCTION (DISS) IN FLEXIBLE URETEROSCOPY (FURS)
- Volunteers
- 1,000 people
- Sponsor
- Calyxo, Inc.
Urolithiasis, Kidney Stones
Pain Control During ESWL Using Non-Opioid Analgesics
This prospective randomized controlled trial aims to compare the analgesic efficacy of three non-opioid analgesics (ibuprofen, paracetamol, and tenoxicam) during extracorporeal shock wave lithotripsy (ESWL).
- Conditions
- Urolithiasis, Kidney Stones, Ureteral Stones
- Trial name
- ESWL-PAIN (NCT07512297)
- Testing
- Ibuprofen (Brufen®), Paracetamol (drug), Tenoxicam
- Where
- Turkey (Türkiye)
- Volunteers
- 160 people
- Sponsor
- University of Gaziantep
Kidney Stone, Kidney Calculi
Outcomes of Using FANS With FURS in TTT of Lower Calyceal Stones.
The aim of this study is to evaluate and assess the outcomes of flexible ureteroscopy (FURS) with flexible and navigable suction UAS (FANS) in the treatment of lower calyceal stones.
- Trial name
- NCT07238803
- Testing
- flexible and navigable suction sheath with flexible ureteroscopy
- Where
- Egypt
- Volunteers
- 33 people
- Sponsor
- Zagazig University
Kidney Stone, Normal Controls
Oxalate and Citrate
This is a single-center study that aims to earn more about how two different compounds found in food, oxalate and citrate, may affect a person's chances of forming kidney stones.
- Trial name
- NCT05334979
- Testing
- Kidney stones Normal controls Consuming a special drink (sodium oxalate) during an all day visit to the University of Chicago research clinic
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Chicago
Kidney Calculi, Nephrolithiasis
Supine vs. Prone PCNL for Large Renal Stones: A Randomized Trial in Yemen.
The goal of this clinical trial is to compare the safety, cost-effectiveness, and patient recovery of two different surgical positions for percutaneous nephrolithotomy (PCNL) in adults aged 18 to 70 years who have kidney stones…
- Trial name
- NCT07627503
- Testing
- Supine Percutaneous Nephrolithotomy (PCNL), Prone Percutaneous Nephrolithotomy (PCNL)
- Where
- Yemen
- Volunteers
- 140 people
- Sponsor
- Sana'a University
Stone;Renal, Stone, Urinary
Comparison Between Two Methods for Renal Stone Treatment Mini Percutaneous Nephrolithotomy and Flexible Ureteroscopy With Suction Sheath
This study aims to compare the efficacy and safety of two modern, minimally invasive surgical techniques for the removal of kidney stones: Mini-Percutaneous Nephrolithotomy (Mini-PCNL) and Flexible Ureteroscopy (FURS) with…
- Conditions
- Stone;Renal, Stone, Urinary, Stone, Kidney, Stone Clearance
- Trial name
- mini-PCNL/FANS (NCT07306819)
- Testing
- mini-percutaneous nephrolithotomy, Flexible Uerteroscopy with Tip-Bendable Suction Sheath
- Where
- Egypt
- Volunteers
- 120 people
- Sponsor
- Ain Shams University
Kidney Calculi, Nephrolithiasis
Nebulized Glubran 2-Assisted Tubeless PCNL Versus Conventional PCNL
This prospective randomized controlled study will compare two techniques used after percutaneous nephrolithotomy, a procedure for removing kidney stones.
- Trial name
- NCT07749807
- Testing
- Nebulized Glubran 2-Assisted Tubeless PCNL, Conventional PCNL With Nephrostomy Tube
- Where
- Egypt
- Volunteers
- 100 people
- Sponsor
- Benha University