Which stone removal method works best for special bladder pouches?
NCT ID NCT07643454
First seen Jun 24, 2026 · Last updated Jul 02, 2026 · Updated 3 times
Summary
This study compares four surgical techniques for removing bladder stones in patients who have a continent catheterizable urinary reservoir, a surgically created pouch that stores urine. The techniques include using a mini-percussion device through the stoma, a flexible scope through the stoma, a puncture through the skin, and open surgery. Researchers will look at how much stone remains after surgery and how patients' quality of life is affected. The goal is to provide better evidence for choosing the safest and most effective method.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
- What this could lead to
- If successful, this study could provide clearer guidance on which surgical technique is best for removing bladder stones in patients with continent urinary reservoirs, potentially reducing complications and improving recovery.
- What could go wrong
- This is a retrospective study, meaning it looks back at past data rather than testing a new treatment. It cannot prove cause and effect, and results may be influenced by differences in patient groups or how procedures were performed.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Hôpital Edouard Herriot
Lyon, 69003, France
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Hôpital Lyon Sud
Pierre-Bénite, 69495, France
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