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Development and Clinical Application Promotion of Light-Force Fixed Orthodontic Technique

Development and Clinical Application Promotion of Light-Force Fixed Orthodontic Technique

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2500109164
Enrollment
Unknown
Registered
2025-09-14
Start date
2025-09-15
Completion date
Unknown
Last updated
2025-09-15

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

Conditions

Cranio-maxillofacial Dental Deformities

Interventions

Prospective – Skeletal Class I:None
Retrospective – Skeletal Class I:None
Prospective – Skeletal Class II:None
Retrospective – Skeletal Class II:None
Retrospective – Skeletal Class III:None
Prospective – Skeletal Class III:None

Sponsors

Peking University Hospital of Stomatology
Lead Sponsor

Eligibility

Sex/Gender
All
Age
12 Years to 40 Years

Inclusion criteria

Inclusion criteria: 1.Patients undergoing orthodontic treatment in the Department of Orthodontics, either without extractions or with extraction of four premolars. 2.For extraction cases, the maxillary or mandibular incisors must be retracted horizontally by >= 3 mm. 3.Tooth midline deviation <3mm.

Exclusion criteria

Exclusion criteria: 1.Missing teeth or supernumerary teeth; 2.History of anterior tooth trauma; 3.Nasal-palatine related diseases; 4.Moderate to severe periodontitis; 5.Presence of congenital anomalies or other craniofacial syndromes;

Design outcomes

Primary

MeasureTime frame
PA-md/IA;PA-ma/IA;—

Countries

China

Contacts

Public ContactBing Han

Peking University Hospital of Stomatology

kqbinghan@bjmu.edu.cn+86 10 82195330

Outcome results

None listed

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