NCT04357067

Brief Summary

This aim study aims to compare clinical effectiveness of customized lingual brackets and conventional labial brackets in alignment period in a sample of Class I malocclusion patients treated on a nonextraction basis.

Trial Health

100
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
20

participants targeted

Target at below P25 for not_applicable

Timeline
Completed

Started Oct 2015

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

October 1, 2015

Completed
1.3 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

January 5, 2017

Completed
3 months until next milestone

Study Completion

Last participant's last visit for all outcomes

April 1, 2017

Completed
3.1 years until next milestone

First Submitted

Initial submission to the registry

April 19, 2020

Completed
3 days until next milestone

First Posted

Study publicly available on registry

April 22, 2020

Completed
Last Updated

April 22, 2020

Status Verified

April 1, 2020

Enrollment Period

1.3 years

First QC Date

April 19, 2020

Last Update Submit

April 21, 2020

Conditions

Keywords

Customized lingual bracketslingual orthodonticsdigital model

Outcome Measures

Primary Outcomes (5)

  • Irregularity index (mm)

    Crowding of anterior teeth changes after alignment

    18 weeks

  • Distance between canine teeth (mm)

    Measurement from right canine to left canine distance

    18 weeks

  • Distance between first premolar teeth (mm)

    Measurement from right first premolar to left first premolar distance

    18 weeks

  • Distance between second premolar teeth (mm)

    Measurement from right first premolar to left first premolar distance

    18 weeks

  • Distance between first molar teeth (mm)

    Measurement from right first molar to left first molar distance

    18 weeks

Secondary Outcomes (1)

  • Arch length (mm)

    18 weeks

Study Arms (2)

Lingual brackets

EXPERIMENTAL

Patients with moderate crowding without extraction treated with Incognito lingual bracket (3M Unitek, Bad Essen, Germany)

Device: Lingual bracketsDevice: Labial brackets

Labial brackets

EXPERIMENTAL

Patients with moderate crowding without extraction treated with labial bracket (3M Unitek, Ca, USA

Device: Lingual bracketsDevice: Labial brackets

Interventions

A type of bracket that applied lingual surface of teeth.

Also known as: Customized lingual brackets
Labial bracketsLingual brackets

A type of bracket that applied labial surface of teeth.

Also known as: Conventional labial brackets
Labial bracketsLingual brackets

Eligibility Criteria

Age15 Years - 22 Years
Sexall
Healthy VolunteersNo
Age GroupsChild (0-17), Adult (18-64)

You may qualify if:

  • Class I malocclusion
  • Completed permanent dentition
  • Crowding ≥ 6 mm

You may not qualify if:

  • Tooth loss or extraction except third molars
  • Having cross bite
  • Having genetic or hormonal disorder
  • Using a chronic drug
  • Previous orthodontic treatment and prosthetic restoration
  • Inappropriate oral hygiene and periodontal diseases

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Related Publications (7)

  • Khattab TZ, Hajeer MY, Farah H, Al-Sabbagh R. Maxillary dental arch changes following the leveling and alignment stage with lingual and labial orthodontic appliances: a preliminary report of a randomized controlled trial. J Contemp Dent Pract. 2014 Sep 1;15(5):561-6. doi: 10.5005/jp-journals-10024-1579.

    PMID: 25707826BACKGROUND
  • Auluck A. Lingual orthodontic treatment: what is the current evidence base? J Orthod. 2013 Sep;40 Suppl 1:S27-33. doi: 10.1179/1465313313Y.0000000073.

    PMID: 24005948BACKGROUND
  • Alobeid A, El-Bialy T, Reimann S, Keilig L, Cornelius D, Jager A, Bourauel C. Comparison of the efficacy of tooth alignment among lingual and labial brackets: an in vitro study. Eur J Orthod. 2018 Nov 30;40(6):660-665. doi: 10.1093/ejo/cjy005.

    PMID: 29546390BACKGROUND
  • Ziebura T, Hohoff A, Flieger S, Stamm T. Accidental debondings: Buccal vs fully individualized lingual multibracket appliances. Am J Orthod Dentofacial Orthop. 2014 May;145(5):649-54. doi: 10.1016/j.ajodo.2013.12.030.

    PMID: 24785929BACKGROUND
  • Sifakakis I, Pandis N, Makou M, Eliades T, Katsaros C, Bourauel C. A comparative assessment of torque generated by lingual and conventional brackets. Eur J Orthod. 2013 Jun;35(3):375-80. doi: 10.1093/ejo/cjs029. Epub 2012 May 9.

    PMID: 22573909BACKGROUND
  • Sifakakis I, Pandis N, Makou M, Katsaros C, Eliades T, Bourauel C. A comparative assessment of forces and moments generated by lingual and conventional brackets. Eur J Orthod. 2013 Feb;35(1):82-6. doi: 10.1093/ejo/cjr048. Epub 2011 Apr 4.

    PMID: 21464153BACKGROUND
  • Fuck LM, Wiechmann D, Drescher D. Comparison of the initial orthodontic force systems produced by a new lingual bracket system and a straight-wire appliance. J Orofac Orthop. 2005 Sep;66(5):363-76. doi: 10.1007/s00056-005-0442-3. English, German.

    PMID: 16231112BACKGROUND

MeSH Terms

Conditions

Tooth Abnormalities

Condition Hierarchy (Ancestors)

Stomatognathic System AbnormalitiesStomatognathic DiseasesTooth DiseasesCongenital AbnormalitiesCongenital, Hereditary, and Neonatal Diseases and Abnormalities

Study Officials

  • Yazgı Ay Ünüvar, PhD

    Aydın Adnan Menderes University Faculty of Dentistry Department of Orthodontics

    STUDY DIRECTOR

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
SINGLE
Who Masked
OUTCOMES ASSESSOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Assistant Professor

Study Record Dates

First Submitted

April 19, 2020

First Posted

April 22, 2020

Study Start

October 1, 2015

Primary Completion

January 5, 2017

Study Completion

April 1, 2017

Last Updated

April 22, 2020

Record last verified: 2020-04

Data Sharing

IPD Sharing
Will not share