Unknown NA INTERVENTIONAL 2-arm NCT03903575

3D Comparison of Anterior Teeth Retraction and Anchorage Control Between En-masse and Two-step Mechanics

3D Comparison of Anterior Teeth Retraction and Anchorage Control Between En-masse and Two-step Mechanics: A Randomized Prospective Clinical Trial

Sponsor: Coordenação de Aperfeiçoamento de Pessoal de Nível Superior.

Conditions Bimaxillary Protrusion Malocclusion, Angle Class I Orthodontic Space Closure

Interventions En masse anterior teeth retraction Two-Step Retraction

Updated 5 times since 2019 Last updated: Apr 3, 2019 Started: Apr 3, 2019 Primary completion: Apr 30, 2020 Completion: Dec 31, 2020

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT03903575, this NA trial focuses on Bimaxillary Protrusion and Malocclusion, Angle Class I and remains ongoing. Sponsored by Coordenação de Aperfeiçoamento de Pessoal de Nível Superior., it has been updated 5 times since 2019, reflecting limited change activity. This study adds to the evidence base for this therapeutic area through structured, versioned documentation.

Status Flow

Change History

5 versions recorded

Sep 2024 — Present [monthly]

Unknown NA
Jul 2024 — Sep 2024 [monthly]

Unknown NA

Status: Unknown Status → Unknown
Oct 2021 — Jul 2024 [monthly]

Unknown Status NA

Status: Recruiting → Unknown Status
Jan 2021 — Oct 2021 [monthly]

Recruiting NA
May 2019 — Jan 2021 [monthly]

Recruiting NA

First recorded

Apr 2019

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Coordenação de Aperfeiçoamento de Pessoal de Nível Superior.
Rio de Janeiro State University

Data source: Rio de Janeiro State University

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

• Rio de Janeiro, Brazil