Malocclusion, children with different maxillofacial malocclusions
Conditions
Interventions
Group I:None
Group II:None
Group III:None
Sponsors
Beijing Daxing Maternal and Child Care Hospital
Eligibility
Sex/Gender
All
Age
8 Years to 14 Years
Inclusion criteria
Inclusion criteria: 1.Aged 8-14 years old, malocclusion, with clear lateral cephalograms and CBCT images available for measurement studies.
Exclusion criteria
Exclusion criteria: 1.Patients with clear temporomandibular joint clicking, tenderness, or abnormal mouth opening/closing; 2.those with a history of orthodontic treatment; 3.those with congenital craniofacial deformities; 4.those with a history of systemic diseases; 5.those with a history of maxillofacial trauma or cancer radiotherapy/chemotherapy.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Pre-articular space, post-articular space, supra-articular space, intra-articular space, extra-articular space;Axial internal and external diameter of the condyle;Anteroposterior diameter of the condyle and height of the condyle;Socket width, socket depth, socket opening angle; | — |
Secondary
| Measure | Time frame |
|---|---|
| Horizontal distance of the geometric center of the condyle, sagittal distance of the geometric center of the bilateral condyle,;Vertical distance between the geometric centers of bilateral condyles and the angle of the long axis of the condyles;Ascending mandibular ramus posterior tilt angle, condylar sagittal tilt angle, mandibular ascending;The length of the anterior bevel of the socket and the inclination angle of the anterior bevel of the socket;Coronal condyle inner and outer diameter;Coronal tilt angle of the condyle; | — |
Countries
China
Contacts
Public ContactSun Huanhuan
Beijing Daxing Maternal and Child Care Hospital
Outcome results
None listed