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Sound waves for endometriosis: do the benefits last?

NCT ID NCT07179419

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now This study
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 26, 2026 · Last updated Jun 26, 2026

Summary

This study follows 140 patients who previously received High-Intensity Focused Ultrasound (HIFU) for rectal endometriosis. Researchers want to see if the treatment's benefits—like pain relief and better quality of life—hold up over the long term. Participants fill out online questionnaires to track their health years after the procedure.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

Active substance
High-Intensity Focused Ultrasound (HIFU)
What this could lead to
If successful, this could show that HIFU offers a non-invasive, long-lasting option to manage rectal endometriosis symptoms and improve quality of life.
What could go wrong
This is a follow-up study without a control group, so results may not prove HIFU is better than other treatments. Long-term benefits are uncertain, and some patients may still need additional therapy.

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.

Participants

About 140 people

The number the study aims to enrol. It can still change while the study runs.

Started

Oct 2021

Expected to finish

Sep 2029

An estimate. End dates often move.

Lead sponsor

A company

The lead sponsor is a pharmaceutical, biotech, or medical-device company.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Who is studied

All patients who received HIFU treatment for rectal endometriosis as part of studies HIFU/F/13.12, HIFU/F/20.01, and HIFU/F/21.12.

Ages

18 years and older

Sex

Female participants only

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show 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: * Patients who have been treated with HIFU for rectal endometriosis included in study HIFU/F/13.12, study HIFU/F/20.01 (ENDO HIFU R1) or study HIFU/F/21.12 (ENDO HIFU R2) * Agreeing to participate in the study * Patients with internet access so that they can complete the questionnaires electronically. Exclusion Criteria: * Patients deprived of their liberty following a judicial or administrative decision, * Patients under guardianship or conservatorship.

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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.

How to take part

Only the study team decides who joins. These are the ways to reach them.

  1. The places running it

    1 site. The list below names each one and where it is.

  2. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  3. A doctor treating you

    A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.

Contacts and locations

Locations

  • Hopital de la Croix Rousse

    RECRUITING

    Lyon, 69004, France

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