Dentoskeletal Effects of Two Different Fixed Functional Appliances for Correction of Class II Malocclusion: A Comparative Clinical Study

Al-Azhar University

Status: Completed

Conditions: Class II Malocclusion

Treatments: Device: Mandibular Protraction Appliance; Device: PowerScope Appliance

Study type: Interventional

Funder types: Other

Identifiers

NCT05555719

346/1137/16/10/19

Details and patient eligibility

About

Fixed Functional Appliances comparisons in treatment of orthodontic class II malocclusion cases

Full description

Comparison between two types of fixed functional appliances, the first one is the Mandibular Protraction Appliances, while the second one was the PowerScope Appliance.

the treatment duration was 6 months the patients age was considered according to Baccetti et al, CVMI 3,4

Enrollment: 16 patients

Sex: All

Ages: 13 to 16 years old

Volunteers: No Healthy Volunteers

Inclusion criteria

1. Skeletal and dental class II malocclusion with mandibular retrognathia, SNB>= 4.
2. Patients in cervical vertebral maturation index 3 -5.
3. Age ranged from 13-16 years.
4. Overjet ≥ 5 mm.
5. Minimum crowding in dental arches requiring no extraction of any permanent teeth (excluding third molars).
6. Good oral hygiene and general health.
7. No previous orthodontic treatment or jaw's surgery.

Exclusion criteria

• Class I skeletal malocclusion
• periodontally compromised patient
• patients have systemic diseases interfering with orthodontic treatment

Trial design

Primary purpose: Treatment

Allocation: Randomized

Interventional model: Parallel Assignment

Masking: None (Open label)

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16 participants in 2 patient groups

Mandibular Protraction Appliance

Experimental group

Description:

the first group that received Mandibular Protraction Appliance

Treatment:

Device: Mandibular Protraction Appliance

PowerScope Appliances

Experimental group

Description:

the first group that received PowerScope Appliances

Treatment:

Device: PowerScope Appliance