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Based on cone-beam computed tomography and Geometric morphometrics-- comparison of temporomandibular joint structure according to craniofacial morphology

Based on cone-beam computed tomography and Geometric morphometrics-- comparison of temporomandibular joint structure according to craniofacial morphology

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2300074100
Enrollment
Unknown
Registered
2023-07-31
Start date
2023-07-31
Completion date
Unknown
Last updated
2023-08-07

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

maloclussion

Interventions

Hyperdivergent:?SN-MP>37.7°
Normodivergent:27.34.7°
Class ?:?ANB<0.7°

Sponsors

Sun Yat-sen University Affiliated Stomatological Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 50 Years

Inclusion criteria

Inclusion criteria: 1)The CBCT scans showed no distortion or motion artifacts, and were taken in a centric occlusion state with an appropriate field of view, covering the entire mandible and teeth, as well as the temporomandibular joint. 2)No joint osseous changes were observed. 3)There were no significant facial asymmetries (menton deviation greater than 4mm).

Exclusion criteria

Exclusion criteria: 1)Radiographic features of condylar degenerative diseases, erosions, subchondral cysts, systemic sclerosis, or exostoses; 2)Signs of facial or dental trauma; 3)Syndromes or congenital craniofacial deformities, such as cleft lip and palate; 4)No history of orthodontic or orthognathic treatment.

Design outcomes

Primary

MeasureTime frame
condyle position;condyle morphology;—

Countries

China

Contacts

Public ContactJiali Tan

Sun Yat-Sen University/ Sun Yat-sen University Affiliated Stomatological Hospital

tanjiali@sysu.edu.cn+86 186 6500 6719

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026