Cinical multi-center randomized controlled study on the efficacy of anterior tunnel flap assisted orthodontic treatment

Status

Active, not recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2000036181

Enrollment

Unknown

Registered

2020-08-21

Start date

2020-10-01

Completion date

Unknown

Last updated

2020-08-31

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

Conditions

Malocclusion

Interventions

experimental group:Minimally invasive tunnel flap technology

control group:Nil

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Patients age between 20-30 years old with thin gingival biological type in lower anterior teeth; 2. Good oral hygiene habits; 3. Sign informed consent.

Exclusion criteria

Exclusion criteria: 1. Orthodontic treatment history; 2. Periodontal surgery history in the lower anterior region; 3. Use of systemic antibiotics in the past 3 months; 4. Patients treated with any drug known to affect gingival condition (e.g., hyperplasia); 5. Smoking history; 6. Infectious and/or systemic diseases history, long-term history of taking medications.

Design outcomes

Primary

Measure	Time frame
Percentage of Root Coverage;	—

Secondary

Measure	Time frame
Gingival Recession;Keratinized Tissue Width;Gingival Thickness;Probing Depth;Clinical Attachment Level;Gingival Index;Gingival Bleeding Index;Bone Thickness;	—

Countries

China

Contacts

Public ContactQiang Li

Shanghai Stomatological Hospital, Fudan University

lqq401@sina.com+86 13564618295

Outcome results

None listed

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