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Which denture teeth last longest? new study puts 3D-Printed to the test

NCT ID NCT07585162

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 This study
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 how much denture teeth wear down over two years in people who have no natural teeth. It compares three types of teeth made with modern digital methods: 3D-printed, milled from a block, and standard prefabricated ones. The goal is to see which type resists wear best, helping dentists choose the most durable option for their 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.

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 45 people

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

Expected to start

Sep 2026

An estimate. Start dates often move.

Expected to finish

Dec 2032

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 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: * Written informed consent provided by the participant * Age ≥ 18 years * Fully edentulous maxilla and mandible requiring rehabilitation with new complete removable dental prostheses * Patients with or without mandibular implants (implant overdenture or conventional denture) * Clinical indication for fabrication of new maxillary and mandibular complete removable dental prostheses * Currently wearing complete dentures, or a maxillary denture combined with a mandibular denture or overdenture * Ability and willingness to attend all scheduled follow-up visits for the duration of the study Exclusion Criteria: * Contraindications to the medical devices used, e.g. known hypersensitivity or allergy; * Known or suspected non-compliance, drug or alcohol abuse; Inability to follow the procedures of the investigation; * Enrolment of the investigator, his/her family members, employees and other dependent persons; * Reported severe bruxism or clenching habits, identified through patient interview and clinical examination, including self-reported grinding or clenching, partner reports, morning jaw discomfort, and other signs of parafunctional activity; * Width of the edentulous maxilla \>80 mm; * Width of the edentulous mandible \>80 mm; Vertical prosthetic space \<38 mm (maxilla or mandible); * Depression: Geriatric Depression Scale \>9; * Xerostomia: UFR ≤ 0.2ml/2min; * Dementia: Clock-Drawing Test ≤5; * Active peri-implant disease or instability of the two mandibular implants at baseline when implants are present; * Presence of an implant-retained prosthesis in the maxilla; * Planned implant-related surgical intervention during the study period.

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Conditions

The condition(s) this trial relates to.

anodontia Tooth Attrition

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 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 ↗

  2. 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.

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