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Effects of Class III Elastics on Stability of Orthopaedic Class III Correction

NCT04911400 · Status: ACTIVE_NOT_RECRUITING · Phase: NA · Type: INTERVENTIONAL · Enrollment: 42

Last updated 2026-05-08

No results posted yet for this study

Summary

The purpose of this study is to evaluate the effects of adding elastics to orthodontic retainers on the stability of class III correction and whether it reduces the need for jaw surgery.

Conditions

  • Class III Malocclusion
  • Underbite

Interventions

OTHER

Upper-lower clear plastic retainers + Class III elastics

Addition of Class III elastics to clear plastic retainers

OTHER

Upper-lower clear plastic retainers

Upper-lower clear plastic retainers

Sponsors & Collaborators

  • Sydney Local Health District

    lead OTHER_GOV

Principal Investigators

  • Oyku Dalci, DDS, PhD · Sydney Local Health District, The University of Sydney

Study Design

Allocation
RANDOMIZED
Purpose
PREVENTION
Masking
SINGLE
Model
PARALLEL

Eligibility

Min Age
12 Years
Max Age
16 Years
Sex
ALL
Healthy Volunteers
Yes

Timeline & Regulatory

Start
2020-07-22
Primary Completion
2027-01-31
Completion
2027-12-31

Countries

  • Australia

Study Locations

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Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT04911400 on ClinicalTrials.gov