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Defining the Role of Hemostatic Agents in Percutaneous Nephrolithotomy: A Randomized Controlled Trial of Tract Closure Techniques
This is a prospective, randomized controlled trial evaluating the effect of a hemostatic agent on tract-related bleeding during percutaneous nephrolithotomy (P…
Observational Approach Versus Surgical Intervention for Stones
The aims of the Observational Approach versus Surgical Intervention for Asymptomatic Stone (OASIS) trial are: 1) to determine whether observation compared to u…
Prospective Single-center Study Comparing Thulium Fiber Laser to Pulsed Thulium:YAG Laser in the Ureteroscopic Treatment of Nephrolithiasis
This research study is being conducted to assess the ability and efficiency of two laser systems to break up kidney stones during ureteroscopy with laser litho…
Gastrointestinal Oxalate Absorption in Calcium Oxalate Stone Disease
The goal of this clinical trial study is to test if patients with idiopathic calcium oxalate kidney stones have an increased absorption of dietary oxalate, whi…
Oxalobacter Formigenes Colonization in Calcium Oxalate Kidney Stone Formers
The goal of this trial is to test if colonization with the gut bacteria Oxalobacter formigenes leads to a reduction in urinary oxalate excretion in patients wi…
Endogenous Oxalate Synthesis in Idiopathic Calcium Oxalate Kidney Stone Formers
The goal of this clinical trial study is to test if patients with idiopathic calcium oxalate kidney stones have an increased production of oxalate by the body,…
Evaluation of the LithoVue Elite Ureteroscope With Intra-Renal Pressure Monitoring Technology: Examination of Surgeon Behavior and Post-operative Outcomes
The goal of this study is to evaluate the influence of real-time intrarenal pressure measurement availability on surgeons' behavior during ureteroscopy while u…
Serum Endotoxin Assay to Predict the Development of Postoperative Infectious Complications and Systemic Inflammatory Response Following Percutaneous Nephrolithotomy.
The aim of the study is to establish an infectious risk stratification system based on pre-and post-operative blood endotoxin profile.
Holmium:YAG Laser With MOSES Technology vs Thulium Fiber Laser in Supine Mini-percutaneous Nephrolithotomy With Vacuum-assisted Renal Access Sheath: A Prospective, Randomized Clinical Trial
Mini percutaneous nephrolithotripsy is the treatment of choice for kidney stones over 2cm. This procedure commonly uses laser energy for breaking the stones, a…
Sodium Bicarbonate as an Alternative to Potassium Citrate for Kidney Stones
Kidney stones affect 1 in every 11 people in the US each year. In patients with kidney stones who are prescribed medications for stone management, only 30.2% a…
Evaluation of Genetic Abnormalities Amongst Calcium Phosphate Predominant Stone Formers With Alkaline Urine pH on 24 Hour Urine Testing
Kidney stones continue to affect more and more people in the United States with the most recent estimate being 1 in 9 people will develop a stone in their life…
Randomized Controlled Trial of Flexible and Navigable Suction (FANS) vs. CVAC Suction Ureteroscope for Medium to Large Stones
Improvements in ureteroscopes have led to improved stone free rates. Two new devices (FANS - Flexible and Navigable Suction) and the CVAC ureteroscope have nev…