Status:
UNKNOWN
Assessment of Root Parallelism Following Orthodontic Treatment in Adolescent vs Adult Patients Treated With Maxillary First Premolar Extraction
Lead Sponsor:
Cairo University
Conditions:
Frequency of Root Paralellism
Eligibility:
All Genders
12+ years
Brief Summary
Panoramic radiographs of finished orthodontic cases will be collected after fulfilling the inclusion and exclusion criteria. Then the collected data will be divided into two groups according to age ei...
Eligibility Criteria
Inclusion
- Adults group of Patients (above 18 years old). .
- Adolescent group of patients (from 12 to 18 years old).
- Extraction of permanent maxillary first premolar in at least one quadrant.
- Same head position at scanning time.
- Same machine: Orthopantomograph Planmeca Promax 2P (Planmeca USA) with a kilovoltage of 55 to 85 and an exposure time of 15 seconds at a focal distance of 46 cm.
- Same type of bracket (Roth prescription, slot size #22).
- Full set of teeth (not necessarily including third molars)
Exclusion
- Systematic diseases.
- non extraction cases.
- severe divergence or convergence between roots of maxillary canine and second premolar.
Key Trial Info
Start Date :
November 1 2019
Trial Type :
OBSERVATIONAL
Allocation :
ESTIMATED
End Date :
September 1 2020
Estimated Enrollment :
180 Patients enrolled
Trial Details
Trial ID
NCT04139174
Start Date
November 1 2019
End Date
September 1 2020
Last Update
October 28 2019
Active Locations (0)
Enter a location and click search to find clinical trials sorted by distance.
No Results Found
We couldn’t find results for the location/zipcode entered or within the selected range. Please check your input or adjust your search.