International Clinical Trial: Effect Comparison of Invisible Appliances versus Traditional Twin-block Appliances for Correcting Mandibular Retroposition in Teens

Geneva, April 20 -- International Clinical Trials Registry received information related to the study (ChiCTR2600121633) titled 'Effect Comparison of Invisible Appliances versus Traditional Twin-block Appliances for Correcting Mandibular Retroposition in Teens' on April 1.

Study Type: Observational study

Study Design: Case-Control study

Primary Sponsor: Shanghai Xuhui District Stomatological Hospital(Shanghai Xuhui District Dental Center)

Condition: Angle Class ? malocclusion Skeletal Class ? malocclusion Mandibular retrognathism

Intervention: Invisible Mandibular Advancement Appliance Group:None

Recruitment Status: Not Recruiting

Phase: N/A

Date of First Enrollment: 2026-04-01

Target Sample Size: Invisible Mandibular Advanc...