Status:

COMPLETED

Analysis of Orthodontic Tooth Movement Using 3D Imaging

Lead Sponsor:

University of North Carolina, Chapel Hill

Conditions:

Tooth Crowding

Dental Crowding

Eligibility:

All Genders

10-45 years

Phase:

NA

Brief Summary

Purpose: This project aims to study the effects of wire dimension and ligation method (bracket type) on the first stage of orthodontic treatment using 3D imaging. Participants: Up to 80 patients at U...

Detailed Description

Many archwire dimensions and two main bracket types (twin and self-ligating) are available to orthodontists for the first stage of orthodontic treatment, but little objective clinical evidence is avai...

Eligibility Criteria

Inclusion

  • In the initial stage of active treatment at the University of North Carolina graduate orthodontic clinic or Selden Orthodontics
  • Non-extraction treatment
  • Maxillary and mandibular Little Index between 1-15 mm (this is a measurement of crowding)
  • Presence of all permanent anterior teeth
  • Age 10-45 years
  • Consent to participate in the study

Exclusion

  • Systemic diseases such as diabetes, hypertension, temporomandibular disorders (TMD), craniofacial syndrome, etc.
  • Any spacing between anterior teeth
  • Subjects who have incisor mandibular plane angle (IMPA) greater than or equal to 100 degrees
  • Anterior tooth completely blocked from the arch form
  • Periodontal pocketing of any teeth greater than 4 mm
  • Maxillary and mandibular Little Index \>15 mm (This is a measurement of crowding. A Little Index of \>15 mm indicates a need for a smaller dimension arch wire)

Key Trial Info

Start Date :

January 15 2018

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

November 29 2018

Estimated Enrollment :

36 Patients enrolled

Trial Details

Trial ID

NCT03398798

Start Date

January 15 2018

End Date

November 29 2018

Last Update

May 1 2020

Active Locations (2)

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Page 1 of 1 (2 locations)

1

UNC-CH School of Dentistry

Chapel Hill, North Carolina, United States, 27599

2

Selden Orthodontics

Huntersville, North Carolina, United States, 28078