Kidney calculi
Clinical trials for Kidney calculi explained in plain language.
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New kidney stone surgery could be safer and more effective
Disease control By invitation onlyThis study tests a new procedure called VISOR against the standard surgery (PCNL) for removing kidney stones that are 2 to 4 centimeters in size. About 170 adults will be randomly assigned to one of the two surgeries. The main goal is to see how many people are stone-free within …
Matched conditions: KIDNEY CALCULI
Sponsor: Second Affiliated Hospital, School of Medicine, Zhejiang University • Aim: Disease control
Last updated Jun 26, 2026 16:15 UTC
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New vacuum tool could revolutionize kidney stone surgery
Disease control By invitation onlyThis study tests a flexible scope with a vacuum attachment to remove large kidney stones (2-3 cm). The goal is to see if it clears stones better and lowers risks compared to standard methods. About 115 adults with normal kidney anatomy will take part.
Matched conditions: KIDNEY CALCULI
Sponsor: Peking University First Hospital • Aim: Disease control
Last updated Jun 26, 2026 13:15 UTC
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Kidney stone surgery without a hospital stay: can it be done safely?
Symptom relief CancelledResearchers compare two ways to perform percutaneous nephrolithotomy, a surgery to remove large kidney stones. One approach sends patients home the same day without a nephrostomy tube, a small tube placed in the back to drain urine. The other keeps patients in the hospital for on…
Matched conditions: KIDNEY CALCULI
Sponsor: University of California, San Francisco • Aim: Symptom relief
Last updated Sep 13, 2026 00:00 UTC
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New hope for kidney stone patients: safer pain relief after surgery?
Symptom relief OngoingThis study compares two drugs—methocarbamol and oxybutynin—to see which works better for pain and discomfort caused by a ureteral stent placed after kidney stone surgery. About 126 adults aged 18 to 80 who have the surgery will take one of the study drugs along with standard pain…
Matched conditions: KIDNEY CALCULI
Sponsor: Northwestern University • Aim: Symptom relief
Last updated Jun 27, 2026 12:25 UTC