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Three dimensional method was used to study the volume change of soft and hard tissue after four wisdom teeth extraction.

Three dimensional method was used to study the volume change of soft and hard tissue after four wisdom teeth extraction.

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR1800018305
Enrollment
Unknown
Registered
2018-09-11
Start date
2018-09-11
Completion date
Unknown
Last updated
2018-09-17

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

Conditions

Impacted wisdom tooth

Interventions

Case series:Wisdom teeth were removed from the same surgeon. Record if there were complications such as alveolar bone fracture, root fracture, bleeding and infection after extraction.

Sponsors

Peking University, School and Hospital of Stomatology
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 30 Years

Inclusion criteria

Inclusion criteria: 1. Aged 18-30 yeas old; 2. Patient visiting orthodontic department of Peking University Hospital of Stomatology whose treatment plan include ipsilateral upper and lower wisdom teeth removal; 3. Volunteers were recruited to voluntarily remove the upper and lower wisdom teeth on the same side.

Exclusion criteria

Exclusion criteria: 1. No congenital malformations; 2. Received no orthodontics, orthognathic surgery and facial plastic surgery; 3. Periodontal healthy; 4. In the wisdom tooth area, no severe bone resorption caused by pericoronitis of the wisdom tooth, and no large periapical lesions; 5. Women who are pregnant or prepare for pregnancy during the study period.

Design outcomes

Primary

MeasureTime frame
Measurement of cheek soft tissue volume by 3D reconstruction of facial models with structured light scanning;Facial ultrasound scanning;CBCT;

Countries

China

Contacts

Public ContactJiuhui Jiang

Department of Orth., Peking University, School and Hospital of Stomatology

drjiangw@163.com+86 13911863598

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 10, 2026