A new fixed appliance will be used to transfer the tongue force during its physiological activity to advance the nasomaxillary complex; this method will be compared with the traditional method which uses a facemask with a fixed appliance in the mouth.
The above method will be compared with traditional one which uses the facemask in combination with an intra-oral fixed appliance.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
SINGLE
Enrollment
20
A functional appliance used for maxillary protraction. It has two bands on first molars, expansion screw and long palatal plate in the canine area which cages the tongue and transfers the force of the tongue during physiological activity to the upper arch.
An extra-oral appliance used for treatment of maxillary deficiency in growing patients. It takes anchorage from the chin and forehead, has a fixed intra-oral appliance with an expansion screw and hooks for elastics that exert a force of 300 gr. It should be used 14 hours a day.
Shahid Beheshti Medical University
Tehran, Iran
RECRUITINGCephalometric angles and clinical features
Time frame: At least 6 months
This platform is for informational purposes only and does not constitute medical advice. Always consult a qualified healthcare professional.