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Tongue position after jaw surgery may determine Long-Term success

NCT ID NCT07520682

Knowledge-focused Sponsor: Hospices Civils de Lyon Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
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 This study
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 27, 2026 · Last updated Jun 27, 2026

Summary

This study looked back at 50 adults who had jaw surgery to fix an anterior open bite (a gap between upper and lower front teeth). Researchers wanted to see if tongue position and speech or physical therapy after surgery affected whether the gap came back. The goal is to find better ways to manage these patients and prevent relapse.

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 help doctors better plan tongue rehabilitation after jaw surgery to reduce the chance of the gap returning.
What could go wrong
This is a small, completed retrospective study, so it can show links but cannot prove cause and effect. Results may not apply to all patients.

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

50 people

The number who actually took part.

Started

Jan 2022

Finished

Aug 2025

Lead sponsor

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.

Who is studied

patients undergoing orthognathic surgery with a gap prior to surgery (50 patients)

Ages

18 years and older

Sex

Anyone

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: * Major patients * Having undergone ortho gnathic surgery in the Maxillofacial Surgery Department of the Croix Rousse Hospital * Patients with an anterior gap of more than 3 mm * Abnormal tongue position at diagnosis Exclusion Criteria: * Syndromic patients (cleft lip and palate, craniostenosis) * Patient refusal

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As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Infantile swallowing and tongue malposition necessitating tongue rehabilitation Patients with anterior open bite malocclusion and who benefited of an orthognathic surgery

Contacts and locations

Locations

  • Service de chirurgie en maxillo-faciale Hôpital de la Croix Rousse -Lyon

    Lyon, France, 69004, France