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3D-Printed tooth restorations put to the test in new clinical trial

NCT ID NCT06960070

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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 is testing three different 3D-printed resin materials used to make onlays (a type of tooth cap) for molars that have had root canal treatment. The goal is to see how well these restorations hold up over one year in terms of function, appearance, and gum health. Forty-eight adults will receive an onlay made from one of the three resins, and their teeth will be checked at 6 and 12 months using standard dental criteria.

What this could mean

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

Active substance
3D-printed resin onlays (Saremco print resin, Varseosmile Crownplus resin, Varseosmile TriniQ resin)
What this could lead to
If successful, this could show that 3D-printed resin onlays are a reliable, less wasteful option for restoring damaged back teeth after root canal treatment.
What could go wrong
This is a small, early-stage study with only 48 participants and a short one-year follow-up. The results may not apply to all teeth or last long-term, and some resins might fail or cause complications.

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 48 people

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

Started

Jun 2025

Expected to finish

Jun 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.

Ages

18 to 84 years

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: * Molar teeth that have undergone root canal treatment * Teeth with proximal defects located above the gingival margin * Defects limited to the occlusal surface and a single adjacent surface * Presence of an occlusal defect extending over one-third of the distance between the fissure and the cusp tip and involving one or more cusps * Presence of an opposing tooth or a fixed prosthetic restoration against the tooth to be restored * Presence of adjacent teeth next to the tooth to be restored Exclusion Criteria: * Fractured or cracked teeth * Patients with temporomandibular joint disorders * Patients with bruxism (teeth grinding) * Molar teeth without an opposing tooth or fixed prosthetic restoration * Molar teeth without adjacent teeth * Vital teeth * Patients with a history of allergy to the components of the resins

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Conditions

The condition(s) this trial relates to.

Tooth, Nonvital

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

    2 sites. 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

  • Mersin University

    NOT_YET_RECRUITING

    Mersin, Mersin, 33343, Turkey (Türkiye)

  • Mersin University Faculty of Dentistry

    RECRUITING

    Mersin, Mersin, 33150, Turkey (Türkiye)

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