Stability of Orthodontic Treatment of Anterior Open-bite

April 27, 2026 updated by: Heidi Arponen, University of Helsinki

Orthodontic Correction of Anterior Open-bite, Treatment Outcome Stability and Impact of Anterior Open Bite Malocclusion

The study aims to explore how an open bite malocclusion affects daily life of an individual, is its orthodontic treatment effective, and what kind of burden of care the treatment has caused.

Study Overview

Status

Recruiting

Conditions

Study Type

Observational

Enrollment (Estimated)

80

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Contact

Study Locations

  • Finland
      • Vantaa, Finland
        • Recruiting
        • Vantaa and Kerava Wellbeing Services County
        • Contact:

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

  • Child
  • Adult
  • Older Adult

Accepts Healthy Volunteers

No

Sampling Method

Non-Probability Sample

Study Population

Volunteers recruited based on diagnosis code

Description

Inclusion Criteria:

- Clinical diagnosis of anterior open bite malocclusion, past or present

Exclusion Criteria:

  • No malocclusion
  • craniofacial genetic anomaly

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Overbite
Time Frame: through study completion, an average of 1 year
Vertical overbite
through study completion, an average of 1 year

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Occlusal contacts
Time Frame: through study completion, an average of 1 year
Number of occluding teeth
through study completion, an average of 1 year
Treatment time
Time Frame: Perioperative/Periprocedural
Duration of received orthodontic treatment
Perioperative/Periprocedural
TMD
Time Frame: through study completion, an average of 1 year
Temporomandibular joint dysfunction
through study completion, an average of 1 year

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

University of Helsinki

Collaborators

Vantaa and Keravan Wellbeing Services County

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Actual)

December 1, 2025

Primary Completion (Estimated)

December 31, 2029

Study Completion (Estimated)

July 30, 2030

Study Registration Dates

First Submitted

January 14, 2026

First Submitted That Met QC Criteria

April 27, 2026

First Posted (Actual)

May 5, 2026

Study Record Updates

Last Update Posted (Actual)

May 5, 2026

Last Update Submitted That Met QC Criteria

April 27, 2026

Last Verified

April 1, 2026

More Information

Terms related to this study

Keywords

Additional Relevant MeSH Terms

Other Study ID Numbers

  • HUS/7152/2025

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

UNDECIDED

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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