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Can a Single-Step dental implant restore smiles in the very old?

NCT ID NCT07801339

Disease control Sponsor: Takane Dental Clinic Source: ClinicalTrials.gov ↗

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
Registered, but not yet taking participants.
By invitation only This study
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 Sep 03, 2026 · Last updated Sep 04, 2026 · Updated 1 time

Summary

This trial tests whether placing a dental implant immediately after tooth extraction, combined with bone grafting and cell-based regenerative therapy, is safe and effective for patients aged 80 and older. The study enrolls 15 elderly participants who need tooth replacement and will track how well the implants survive over time. The goal is to see if this streamlined approach can improve quality of life for older adults without requiring lengthy or repeated procedures.

What this could mean

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

Active substance
Immediate dental implant placement combined with bone grafting (Bio-Oss) and cell-based regenerative therapy
What this could lead to
If successful, this approach could offer a reliable, one-step tooth replacement option for very elderly patients, improving their quality of life and reducing the need for multiple surgeries.
What could go wrong
This is a small, early-stage study with only 15 participants, so results may not apply broadly. Risks include implant failure, infection, or complications from surgery in older adults with other health conditions.

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 15 people

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

Started

Jul 2025

Expected to finish

Jan 2030

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 aged 80 years or older who visited the clinic/hospital requiring tooth extraction and requested dental implant therapy to restore missing teeth, and who consented to receive treatment combining Class III regenerative medicine and bone grafting materials.

Ages

80 years and older

Sex

Anyone

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: * Patients aged 80 years or older requiring dental implant therapy following tooth extraction. * Patients who desire dental implant treatment and provided written informed consent. * Patients with sufficient systemic health to undergo minor oral surgical procedures. * Patients willing and able to comply with scheduled follow-up visits and maintenance programs. Exclusion Criteria: * Uncontrolled systemic diseases (e.g., uncontrolled diabetes mellitus, severe cardiovascular disease) that contraindicate oral surgery. * History of radiation therapy to the head and neck region. * Current or past use of intravenous bisphosphonates or other medications associated with osteonecrosis of the jaw. * Severe active periodontal disease in the remaining dentition. * Heavy smokers or individuals with severe parafunctional habits (e.g., severe bruxism) that may jeopardize implant integration. * Patients unable to attend regular follow-up appointments.

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Conditions

The condition(s) this trial relates to.

Tooth Loss

As listed by the trial registrant

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

Tooth loss / rehabilitation

How to take part

Only the study team decides who joins. These are the ways to reach them.

  1. The places running it

    1 site. The list below names each one and where it is.

  2. The official record

    The full official record for this study. This one lists no contact details, but it is the first place any would appear.

    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

  • Takane Dental Clinic

    Gotemba, Shizuoka, 4120018, Japan

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