Tiny study peers inside ejaculation to improve prostate surgery
NCT ID NCT05650853
First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This completed study looked at how the body's structures work during ejaculation in 3 healthy volunteers. Researchers used ultrasound and a small camera to watch muscle movements and fluid flow. The goal is to help surgeons avoid causing ejaculation problems after prostate surgery.
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 could improve surgical techniques to reduce the risk of ejaculatory problems after prostate surgery.
- What could go wrong
- This is a very small study with only 3 participants, so findings may not apply to everyone. It is observational and does not test any treatment.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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3 people
The number who actually took part.
- Started
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Dec 2022
- Finished
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Jan 2023
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 years and older
- Sex
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Male participants only
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Affiliated subject or beneficiary of a social security scheme * Subject agreeing to participate and having signed the free, informed consent. Exclusion Criteria: * Subject with ejaculatory dysfunction * Subject with urinary dysfunction * History of urinary or penile surgery * Subject with untreated urinary tract infection * History of chronic prostatitis * Pathology making it impossible to introduce the endorectal probe or the ureteroscope * History of colorectal inflammatory disease * Recent intake (within 30 days) of drugs known to interfere with ejaculation * History of intolerance or allergy to any of the drugs used in the study * Subject participating in another clinical study * Adults under guardianship, curatorship or other legal protection; deprived of liberty by judicial or administrative decision; Hospitalized without consent.
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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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Clinique Pasteur
Toulouse, France
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Other studies related to the condition(s) this trial covers.
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