Nasal Airway Obstruction Clinical Trial
Official title:
Evaluation of Three Types of Rapid Maxillary Expanders (Conventional, Hybrid, And MSE) on Maxilla in Adolescent A Randomized Clinical Trial - CBCT Study
Verified date | August 2023 |
Source | Al-Azhar University |
Contact | n/a |
Is FDA regulated | No |
Health authority | |
Study type | Interventional |
Aim of the study: To compare radiographically the morphometric changes in the nasal airway after using three types of rapid maxillary expansion (RME) conventional hyrax (CH), hybrid hyrax (HH) and maxillary skeletal expander (MSE) using cone beam computed tomography (CBCT).
Status | Active, not recruiting |
Enrollment | 30 |
Est. completion date | December 20, 2023 |
Est. primary completion date | November 25, 2023 |
Accepts healthy volunteers | No |
Gender | All |
Age group | 11 Years to 18 Years |
Eligibility | Inclusion Criteria: - Patients suffering maxillary collapse with a skeletal background - Patients with unilateral or bilateral posterior crossbite. - Patients with reduced or average anterior face height. - Patients with no periodontal disease. - Patients with good oral hygiene and general health. - No systemic diseases that may affect bone quality or interfere with orthodontic treatment. - Patients with erupted maxillary permanent first molars and premolars. - Patients with no previous orthodontic treatment. Exclusion Criteria: - previous treatment - syndromes - cleft lip and palate |
Country | Name | City | State |
---|---|---|---|
Egypt | Cairo | Cairo |
Lead Sponsor | Collaborator |
---|---|
Al-Azhar University | World Health Organization |
Egypt,
Gracco A, Malaguti A, Lombardo L, Mazzoli A, Raffaeli R. Palatal volume following rapid maxillary expansion in mixed dentition. Angle Orthod. 2010 Jan;80(1):153-9. doi: 10.2319/010407-7.1. — View Citation
Lagravere MO, Major PW, Flores-Mir C. Long-term skeletal changes with rapid maxillary expansion: a systematic review. Angle Orthod. 2005 Nov;75(6):1046-52. doi: 10.1043/0003-3219(2005)75[1046:LSCWRM]2.0.CO;2. — View Citation
Type | Measure | Description | Time frame | Safety issue |
---|---|---|---|---|
Primary | maxillary sinus and Pharyngeal airway morphometric dimension changes | CBCT Measurements software | 6 months | |
Secondary | Molar inclination | amount of Molar inclination by CBCT Evaluation | 6 months | |
Secondary | maxillary width | amount of maxillary width changes by CBCT Evaluation | 6 months | |
Secondary | temporomandibular joint | CBCT Evaluation | 6 months |
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