Treatment Effects of Vertical Holding Appliance in Comparison to Zachrisson Transpalatal Arch on Anterior Open Bite Correction

Cairo University (CU)

Status: Enrolling

Conditions: Anterior Open Bite in Mixed Dentition

Treatments: Device: Zachrisson transpalatal arch; Device: Vertical holding appliance

Study type: Interventional

Funder types: Other

Identifiers

NCT07379632

3-3-4

Details and patient eligibility

About

The aim of the study is to assess the treatment effects of ZTPA versus VHA in the correction of anterior open bite in mixed dentition.

Enrollment: 38 estimated patients

Sex: All

Ages: 6 to 12 years old

Volunteers: Accepts Healthy Volunteers

Inclusion criteria

1. Children with the age rage from 6-12 years old.
2. Both male and female.
3. Class I and II skeletal and dental.
4. Skeletal anterior open bite.
5. Maxillary and mandibular incisors and upper first molars erupted.
6. Good oral hygiene.

Exclusion criteria

1. Systemic disease.
2. Missing teeth.
3. Previous orthodontic treatment.
4. Presence of posterior crossbites.

Trial design

Primary purpose: Treatment

Allocation: Randomized

Interventional model: Parallel Assignment

Masking: Single Blind

---

38 participants in 2 patient groups

vertical holding appliance

Active Comparator group

Description:

a transpalatal arch with acrylic button

Treatment:

Device: Vertical holding appliance

Zachrisson transpalatal arch

Experimental group

Description:

a transpalatal arch with 2 posterior loops and 1 anterior loop

Treatment:

Device: Zachrisson transpalatal arch