New study tests better fillings for kids with sensitive teeth
NCT ID NCT06987448
First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 2 times
Summary
This study tested two types of dental overlays in 20 children aged 8-13 with Molar-Incisor Hypomineralisation (MIH), a condition that weakens enamel and causes tooth sensitivity. Each child received one overlay made from a hybrid composite and another from a hybrid ceramic, placed on opposite sides of the mouth. Over six months, dentists checked how well each material held up and whether it reduced tooth sensitivity.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- dental restoration materials (nanohybrid composite block and hybrid ceramic block)
- What this could lead to
- If successful, this could show which dental material works better for restoring teeth in children with MIH, leading to more comfortable and longer-lasting fillings.
- What could go wrong
- This is a small, short-term study (20 children, 6 months) comparing two materials. Results may not apply to all children or predict long-term performance.
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
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20 people
The number who actually took part.
- Started
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Sep 2023
- Finished
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Sep 2025
- 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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8 to 13 years
- Sex
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Anyone
- Healthy volunteers
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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 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: * Children aged between 8 and 13 years * Presence of at least two permanent first molars affected by MIH * MIH-affected molars classified as score 2b, 2c, 4b, or 4c according to the MIH-TNI index * Symmetrical molars suitable for split-mouth comparison * Cooperative behavior sufficient to allow treatment under local anesthesia * Signed informed consent obtained from parent or legal guardian Exclusion Criteria: * Presence of systemic or syndromic diseases affecting enamel development * History of bruxism or parafunctional habits * Presence of pulp involvement, fistula, or periapical pathology in the target teeth * Allergies to dental materials used in the study (e.g., resin-based composites, adhesives) * Participation in another clinical trial within the past 30 days * Inability to attend scheduled follow-up appointments at 6, 12, and 18 months Use of medication affecting pain perception or healing process
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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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Marmara University, School of Dentistry, Department of Pediatric Dentistry. Marmara Üniversitesi Sağlık Yerleşkesi, Diş Hekimliği Fakültesi, Başıbüyük Yolu 9/3 34854 Başıbüyük / Maltepe / İSTANBUL.
Istanbul, Istanbul, 34854, Turkey (Türkiye)
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