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One shade fits all? new study tests Tooth-Colored fillings for injured Kids' teeth

NCT ID NCT07309653

Knowledge-focused Sponsor: Mahidol University 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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 24, 2026 · Last updated Jun 27, 2026 · Updated 2 times

Summary

This study looks at how well a single-shade composite resin matches the color of natural front teeth in children aged 6-15 who have lost part of a tooth from injury. Researchers will check color match and stability at 6 and 12 months, and ask kids and parents how satisfied they are with the look. The goal is to see if this simple approach works well for restoring damaged front teeth.

What this could mean

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

Active substance
single-shade composite resin
What this could lead to
If successful, this could show that a single-shade composite works well for matching tooth color in children, simplifying dental repairs.
What could go wrong
This is a small, early observational study with only 23 participants, so results may not apply to everyone. Color matching may not be perfect for all tooth shades.

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 23 people

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

Started

Dec 2025

Expected to finish

Oct 2027

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.

Who is studied

Patients aged 6-15 years who visit the Pediatric Dental Clinic at the Faculty of Dentistry, Mahidol University, for maxillary anterior tooth restoration

Ages

6 to 15 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 who exhibit cooperative dental behaviours (rating 3 and 4) according to Frankl's behaviour rating scale (Frankl et al. 1962) * Presence of at least one maxillary anterior permanent tooth with one-third of crown structure loss from dental trauma * The affected tooth must be vital or have undergone vital pulp therapy (e.g., pulpotomy with Calcium hydroxide, white-MTA, or Biodentine) Exclusion Criteria: * Known allergy to methacrylate-based materials * Presence of parafunctional habits, such as bruxism * Presence of rampant caries * Presence of signs of hypomineralisation, such as post-eruptive breakdown, hypersensitivity, changes in enamel texture and hardness, and abnormal translucency on radiographs. * The affected tooth is classified as having moderate or severe discolouration according to Dean's fluorosis index (Dean, 1942) * The affected tooth has lost less than one-third of its coronal crown structure * The affected tooth has a fracture located at the subgingival margin * The affected tooth requires splinting due to the severity of the trauma * Presence of severe malocclusion that could compromise the integrity of the restoration

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Conditions

The condition(s) this trial relates to.

Patient Satisfaction Tooth Injuries

As listed by the trial registrant

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

Dental restoration, permanent Tooth injuries

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

  • Pediatric Dental Clinic, Faculty of Dentistry, Mahidol University

    RECRUITING

    Bangkok, Thailand

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