Can a new dental implant design keep jawbone and gums healthier?

NCT ID NCT00728884

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
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 This study
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 08, 2026 · Last updated Sep 09, 2026 · Updated 1 time

Summary

This observational study follows 161 adults with partial tooth loss who receive Certain Prevail dental implants. Researchers track how well the implants integrate with the bone and whether they preserve crestal bone and soft tissue compared to standard implants from earlier studies. The goal is to see if the implant's design offers an advantage in maintaining oral structure over time.

What this could mean

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

Active substance
Certain Prevail dental implant system
What this could lead to
If successful, this could show that Certain Prevail implants preserve jawbone and gum tissue better than standard implants, potentially improving long-term dental implant outcomes.
What could go wrong
This is an observational study, not a randomized trial, so results may be influenced by patient differences. The comparison relies on historical data, and the study does not guarantee that the implant will outperform standard options.

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

161 people

The number who actually took part.

Started

Sep 2005

Finished

Jul 2011

Lead sponsor

A company

The lead sponsor is a pharmaceutical, biotech, or medical-device company.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Who is studied

These will be patients who are otherwise seeking dental implant therapy and belong to the study centers' standard patient population.

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: * patients of either sex and any race greater than 18 years of age * patients for whom a decision has already been made to use dental implants for treating an existing dental condition specifically: 1. dental implants restored as single tooth replacements, short and long fixed bridges, overdenture, or fixed full denture. 2. a temporary healing abutment will be placed on implant during implant placement surgery (single stage procedure). * patients must be physically able to tolerate conventional surgical and restorative procedures * patients must agree to be evaluated for each study visit, especially the yearly follow-up visit Exclusion Criteria: * patients with active infection or severe inflammation in the areas intended for implant placement * patients with a \>10 cigarette per day smoking habit * patients with uncontrolled diabetes mellitus * patients with metabolic bone disease * patients who have had treatment with therapeutic radiation to the head within the past 12 months * patients in need of allogenic bone grafting at the site of the intended study implant for augmentation purposes. Grafting for treatment of dehiscence or fenestration must have occurred at least 8 weeks prior to implant placement surgery * patients who are pregnant at the screening visit * patients with evidence of severe para-functional habits such as bruxing or clenching * patients with less than 6 weeks of healing time post tooth extraction at the intended treatment site

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As listed by the trial registrant

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

Contacts and locations

Locations

  • Medizinische Universitat Graz- Klinische Abteilung fur Zahnersatzkunde

    Graz, 8036, Austria

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