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OpenTrials
Completed

NCT Number: NCT03360513

Determining Shapes and Dimensions of Dental Arches for the Use in Lingual Technique.

This study aims to determine the shape and dimension of dental arches from a lingual perspective, and determine shape and size used for lingual Orthodontics.

Completed

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Key information

Conditions

Dental Arch Relationship Anomaly

Age range

15 year–21 year

Sex eligibility

All sexes

Study type

Observational

Primary location

Disciplina de Otorrinolaringologia Pediatrica

São Paulo, 04020041, Brazil

About this study

The study sample comprised 70 Caucasian Brazilian individuals with normal occlusion and at least four of Andrew's six keys. Maxillary and mandibular dental casts were digitized (3D) and the images were analyzed by Delcam Power SHAPET 2010 software. Landmarks on the lingual surface of teeth were selected to determine the shape and size of dental arches.

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

criterion was that individuals should be at least 15 years of age all permanent teeth in occlusion -

Exclusion criteria

with no odontogenic abnormalities

-

Treatment and study plan

general group

Other

The sample comprised maxillary and mandibular dental casts of 70 Caucasian Brazilian individuals (28 men and 42 women) with an average age of 16.4 years, all of which had natural normal occlusion with at least four of the six keys to normal occlusion. 14 The first item of the first key was considered essential for sample selection(Angle Class I molar relationship). Another inclusion criterion was that individuals should be at least 15 years of age with no odontogenic abnormalities and all permanent teeth in occlusion.

Primary outcomes

  1. Statistic study

    Time frame: six months

    describe arch form similar a mushroom arch

Sponsors and collaborators

Lead sponsor

Federal University of São Paulo

Other

Registry information

Important dates

Study start
2016
Primary completion
2017
Study completion
2019
First posted
Dec 4, 2017
Registry last updated
Aug 14, 2023

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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