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The Effectiveness of Maxillary Protaction Therapy in Mild to Moderate Skeletal Class III Patients

The Effectiveness of Maxillary Protaction Therapy in Mild to Moderate Skeletal Class III Patients

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR1800016125
Enrollment
Unknown
Registered
2018-05-13
Start date
2018-05-01
Completion date
Unknown
Last updated
2018-05-21

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

Conditions

Skeletal Class III malocclusion

Interventions

Group of unilateral cleft lip and palate:Maxillary protrction
Group of non-cleft:Maxillary protrction
Control group:Maxillary protraction

Sponsors

Peking University Hospital of Stomatology
Lead Sponsor

Eligibility

Sex/Gender
All
Age
7 Years to 13 Years

Inclusion criteria

Inclusion criteria: Aged between 7 and 11 years old; reverse over jet less than 4mm; -4 degree < ANB angle <0 degree.

Exclusion criteria

Exclusion criteria: Syndrome cleft lip and palate; history of orthodontic treatment.

Design outcomes

Primary

MeasureTime frame
Craniofacial hard tissue structure;Craniofacial soft tissue structure;—

Countries

China

Contacts

Public ContactWeiran Li

Peking University Hospital of Stomatology

weiranli2003@163.com+86 010-82195338

Outcome results

None listed

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