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3D-Printed expander vs. traditional device: which works better for kids?

NCT ID NCT07262892

Knowledge-focused Sponsor: Büşra Zeynep Yörük Source: ClinicalTrials.gov ↗

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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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

Summary

This study looks at two methods for widening the upper jaw in children aged 6 to 12 with a narrow jaw. One group uses a modern 3D-printed removable expander, another uses a traditional fixed expander, and a third group gets no treatment. Researchers will take 3D scans to measure changes in jaw width, tooth angles, and facial shape over 6 months.

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 orthodontists choose the best expansion method for children, potentially leading to more comfortable and effective treatment.
What could go wrong
This is an early-stage observational study with only 60 participants, so results may not apply to all children. The study does not test a new drug or cure, only compares existing devices.

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

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

About 60 people

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

Started

Nov 2025

Expected to finish

Jun 2026

An estimate. End dates often move.

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.

Ages

6 to 12 years

Sex

Anyone

Healthy volunteers

Accepted

You do not need to have the condition being studied to take part.

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: * Children aged 6-12 years * Good oral hygiene and adequate patient cooperation * No previous orthodontic expansion treatment Exclusion Criteria: * Systemic diseases affecting growth, bone metabolism, or craniofacial development * Craniofacial syndromes or congenital anomalies * Severe behavioral or cooperation problems * Previous orthodontic or orthopedic maxillary expansion * Patients undergoing medications that affect bone metabolism

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As listed by the trial registrant

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

Maxillary transverse deficiency

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

  • Bezmialem Vakif University

    RECRUITING

    Istanbul, Fatih, 34093, Turkey (Türkiye)

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