alveolar bone defect
Conditions
Interventions
experimental group 1: a traditional PAOO
experimental group 2:PAOO with the periosteum
group 3:orthodontic treatment without PAOO
Sponsors
Shanghai Ninth People's Hospitial
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: 1. aged 18-60 years; 2. cone-beam computerized tomography (CBCT) showing alveolar bone defect, dehiscences or fenestrations on the labial surface in the lower anterior region before treatment; 3. root prominence with thin gingiva; 4. orthodontic camouflage for dental Class II or decompensation for skeletal Class III malocclusions; 5. mild crowding of anterior teeth(0-4mm).
Exclusion criteria
Exclusion criteria: 1. injury or operation history of anterior region; 2. morphologic tooth anomalies or restoration of lower anterior tooth; 3. active periodontal disease; 4. congenital Cranial and maxillofacial anomalies; 5. previous orthodontic or orthognathic treatment; 6. systemic diseases.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| vertical alveolar bone level of the buccal aspect; | — |
Secondary
| Measure | Time frame |
|---|---|
| buccal alveolar bone thickness;root length;pain;swelling;infection;limited month opening;clinical attached level;gingival recession;the width of attached gingival;PD; | — |
Countries
China
Contacts
Public ContactChi Yang
Department of Oral Surgery, Shanghai Ninth People's Hospital, College of Stomatology, Shanghai Jiao Tong University School of Medicine
Outcome results
None listed