Maxillary Deficiency
Conditions
Brief summary
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.
Detailed description
The above method will be compared with traditional one which uses the facemask in combination with an intra-oral fixed appliance.
Interventions
DEVICEFixed Tongue Appliance
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.
DEVICEFixed Face Mask
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.
Sponsors
Shahid Beheshti University
Study design
Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
SINGLE (Investigator)
Eligibility
Sex/Gender
ALL
Age
7 Years to 11 Years
Healthy volunteers
Yes
Inclusion criteria
* Growing patients * Class III with maxillary deficiency
Exclusion criteria
* Previous orthodontic treatment * Uncooperative patients
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Cephalometric angles and clinical features | At least 6 months |
Countries
Iran
Contacts
Primary ContactMohammad Behnaz, Orthodontist
Outcome results
None listed