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Chewing gum test reveals how dental implants improve eating

NCT ID NCT06581614

Knowledge-focused Sponsor: National Taiwan University Hospital 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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 27, 2026 · Last updated Jun 27, 2026

Summary

This study looks at how implant-supported fixed dentures help people who have lost their second molar chew better. Researchers at National Taiwan University Hospital will give 60 participants a piece of chewing gum to measure their chewing function with the implant in place. The goal is to understand how well these implants restore normal chewing and to guide future dental treatments.

What this could mean

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

Active substance
implant-supported fixed denture
What this could lead to
If successful, this could provide simple ways to measure and improve chewing function after dental implants, helping dentists plan better treatments.
What could go wrong
This is a small, early-stage study with only 60 participants, so results may not apply to everyone. The chewing gum test is new and may not fully capture real-world eating ability.

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 60 people

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

Started

Aug 2024

Expected to finish

Aug 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 who have lost their second molar

Ages

25 to 85 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.

For prospective group: Inclusion Criteria: * Patients who have lost their second molar, are scheduled to undergo single-implant reconstruction at the Prosthodontics Department of National Taiwan University Hospital, and do not have any major physical or mental health conditions. Exclusion Criteria: * Severe temporomandibular joint disorder * Inability to comply with the treatment schedule * Inability to cooperate with masticatory function tests * Lack of opposing teeth for the implant-supported restoration * Patients whose anterior teeth will be included in the prosthetic reconstruction or whose occlusion will undergo significant changes after reconstruction For retrospective group: Inclusion Criteria: * Patients who have lost their second molar, have undergone single-implant-supported fixed restoration reconstruction at the Prosthodontics Department of National Taiwan University Hospital, and do not have any major physical or mental health conditions. Exclusion Criteria: * Implant-supported dentures that cannot be removed or have significant damage * Severe temporomandibular joint disorder * Inability to comply with the treatment schedule * Inability to cooperate with masticatory function tests * Lack of opposing teeth for the implant-supported denture

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As listed by the trial registrant

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

Masticatory performance

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

  • National Taiwan University Hospital

    NOT_YET_RECRUITING

    Taipei, Taiwan

  • Yi-Hao Lan

    RECRUITING

    Taipei, Taiwan

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