Maloocclusion
Conditions
Interventions
Observation group:None
Sponsors
Stomatological Hospital of Shandong University
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: 1.The c1-c4 of cranio-maxillofacial region and cervical vertebrae could be clearly displayed by CBCT; 2.No history of orthodontic treatment, traumatic operation and oral repair treatment; 3.No severe congenital malformations or obvious left-right asymmetry; 4.There was no history of craniofacial bone trauma, maxillary tumor or cleft lip and palate; 5.There was no history of systemic disease or syndrome affecting craniofacial skeletal development; 6.CBCT images are clear and complete; 7.Han Chinese ethnic group in China;
Exclusion criteria
Exclusion criteria: 1.Patients with a history of orthodontic treatment; 2.Patients with a history of jaw trauma;
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Parameters related to cranial base length: anterior cranial base length, posterior cranial base length, slope length, sieve plate width, minimum width of the anterior pterygoid obliquity, etc.;Parameters related to cranial base angle: cranial base angle, Clivus angle, Welcher angle;Parameters related to jaw length: back length, maxillary length, mandibular length, lower face height, hard palate length, face height and width, maxillary width, mandibular width, etc.;Parameters related to jaw angle: maxillary convexity, mandibular convexity, difference between maxillary and mandibular convexity, condylar angle, mandibular angle, etc.; | — |
Countries
China
Contacts
Public ContactWang Zhifeng
Stomatological Hospital of Shandong University
Outcome results
None listed