Can a fully digital approach replace the wax bite in making night guards?
NCT ID NCT07720453
First seen Jul 22, 2026 · Last updated Jul 28, 2026 · Updated 3 times
Summary
This study tests whether occlusal splints (night guards) made using a fully digital workflow are as comfortable and effective as those made with a traditional wax bite registration. Healthy volunteers aged 18 to 45 will wear both types of splints overnight for three weeks each. The goal is to see if skipping the wax bite step can still produce a well-fitting, comfortable splint.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- CAD/CAM occlusal splint fabricated using a virtual increase of the vertical dimension
- What this could lead to
- If the digital workflow proves as comfortable and effective, it could simplify and speed up splint fabrication, reducing the need for traditional wax bite registrations.
- What could go wrong
- This is a small, early-stage trial in healthy volunteers, so results may not apply to patients with dental conditions. Comfort is subjective, and the digital splint may require more adjustments.
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
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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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About 30 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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Sep 2026
An estimate. Start dates often move.
- Expected to finish
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Jan 2027
An estimate. End dates often move.
- 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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18 to 45 years
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
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: * Subjects aged 18-45 years * Subjects with an ASA physical status classification of I-III. * Subjects with healthy complete dentitions (except for congenitally missing teeth (agenesis), extractions of wisdom teeth, or tooth extractions for the purpose of orthodontic treatment in the past) * Subjects willing and able to participate in the study * Subjects willing to provide written informed consent for their participation in the study Exclusion Criteria: * Subjects presenting with active dental disease, extensive restorations affecting the occlusion, or other oral conditions that may interfere with the assessment of the occlusal splints * Subjects with a history of autoimmune disorders * Subjects with known allergies to acrylic materials * Subjects with severe allergies manifested by a history of anaphylaxis or those with severe, chronic allergies (e.g., asthma) and subjects with an active infection of any kind at the time of enrollment * Subjects who are pregnant or lactating * Subjects enrolled in another investigational clinical trial
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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.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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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
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RadboudUMC
Nijmegen, Gelderland, 6525EX, Netherlands
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