ANB , SNA, SNB, Dental Intrusion, Mandibular Rotation, Openbite Teeth | Teeth and Gum | Dental
Conditions
Keywords
TPA, Miniscrew, intrusion, vertical holding appliance, cephalometry
Brief summary
this study is to compare the dental and skeletal changes caused by the intrusion of maxillary first molars buccal miniscrew and TPA versus vertical holding appliance using lateral cephalometry.
Interventions
BIOLOGICALbuccal miniscrew and TPA
intrusion of molars
BIOLOGICALvertical holding appliance
intrusion of molars
Sponsors
Al-Azhar University
Study design
Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
BASIC_SCIENCE
Masking
NONE
Eligibility
Sex/Gender
ALL
Age
14 Years to 20 Years
Healthy volunteers
No
Inclusion criteria
* Patients suffering class I or II with AOB. * AOB ranged between 3-7 mm assessed from cephalometry. * Patients with excess in posterior dentoalveolar height according to Burrstone . * Patients with good oral hygiene and general health. * Patients with no previous orthodontic treatment. * Good quality of lateral cephalometry.
Exclusion criteria
* Skeletal open bite * previous orthodontic treatment
Design outcomes
Primary
| Measure | Time frame | Description |
|---|---|---|
| amount of dental | Post-intervention at 6 months | rate of maxillary molar intrusion by cephalometry |
| amount of skeletal changes | Post-intervention at 6 months | amount of vertical overlap by cephalometry |
Countries
Egypt
Outcome results
None listed