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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1
UNC-CH School of Dentistry
Chapel Hill, North Carolina, United States, 27599
2
Selden Orthodontics
Huntersville, North Carolina, United States, 28078