60
Participants
Start Date
February 9, 2021
Primary Completion Date
December 2, 2022
Study Completion Date
May 15, 2023
Piezocision+GaALAs diode laser
After seven weeks of piezosurgery, GaALAs diode laser (wavelength: 810 nm and exposure time of 10 seconds\\point) 10 seconds per point will be applied on each tooth of the six maxillary anterior teeth .
Piezocision
Vertical soft-tissue incisions will be made on the buccal and palatal gingiva. One incision will be made between the roots of the six upper anterior teeth, and two incisions will be made between the upper canines and the second premolars.
Orthodontic fixed appliance
Closed nickel-titanium coil springs applying 250 g of force per side will be used for retraction of the maxillary anterior teeth.
University of Damascus, Damascus
Damascus University
OTHER