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The effect of orthodontic Intrusion on periodontium of over erupted molar

The effect of orthodontic Intrusion on periodontium of over erupted molar

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2000038825
Enrollment
Unknown
Registered
2020-10-04
Start date
2020-10-31
Completion date
Unknown
Last updated
2021-01-05

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

Conditions

overerupted molar

Interventions

Intrusion group:Nil

Sponsors

Department of Periodontology, Peking University School and Hospital of Stomatology
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: Aged >= 18 years, Single or two adjacent teeth overerupted due to the loss of opposing teeth, The remaining teeth can establish stable occlusion, Healthy periodontal conditions or perodontitis controlled and for the teeth studie PD <= 4mm,BI <= 2,FI <= 2, mobility <= 1 degree was required.

Exclusion criteria

Exclusion criteria: History of orthodontic therapy; The malocclusion required full mouth orthodontic therapy; Pregnancy; Other local or general health conditions including diabetes.

Design outcomes

Primary

MeasureTime frame
probing depth;furcation involvement;attachment level;the distance of intrusion;—

Secondary

MeasureTime frame
the root length in the avelor bone;Pulp vitality;gingival recession;Width of keratinized gingiva;biofilm type;—

Countries

China

Contacts

Public ContactHu Wen-Jie

Peking University School and Hospital of Stomatology

huwenjie@pkuss.bjmu.edu.cn+86 13911070329

Outcome results

None listed

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