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Recruiting NCT07379632

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

No phase Interventional Anterior Open Bite in Mixed Dentition

For patients and families

In plain language

An automatic summary of structured registry data. It is an orientation aid, not a substitute for the official protocol or a physician assessment.

What is being studied
The protocol lists: Zachrisson transpalatal arch, Vertical holding appliance.
Who it may be relevant to
Registry conditions: Anterior Open Bite in Mixed Dentition. Basic parameters: 6 years — 12 years · All.
What needs checking
Age, condition and sex are only basic indicators. Prior treatment, laboratory values and other mandatory requirements appear in the eligibility criteria below.
Where it takes place
Egypt
Next step
Save the trial, show it to the treating physician, and confirm current recruitment with the study center. Costs, documents and travel →

Unsure about the terms? Read our patient guide →

Official title

Treatment Effects of Vertical Holding Appliance in Comparison to Zachrisson Transpalatal Arch on Anterior Open Bite Correction During Mixed Dentition: A Randomized Controlled Trial

Overview

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.

Interventions

  • Device Zachrisson transpalatal arch
    transpalatal arch with 2 posterior loops and 1 anterior loop
  • Device Vertical holding appliance
    transpalatal arch with arcylic button

Primary outcome measures

  • Vertical skeletal measurements using cephalometric analysis [Time frame: 9 months]
Secondary outcome measures (1)
  • Overbite reduction [Time frame: 9 months]

Eligibility criteria

Inclusion criteria

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

Exclusion criteria

  • Systemic disease.
  • Missing teeth.
  • Previous orthodontic treatment.
  • Presence of posterior crossbites.

Criteria are shown verbatim from the registry (in English). Final eligibility is always assessed by the study center.

Healthy volunteers: Yes

Study design

Allocation
Randomized
Model
Parallel assignment
Masking
Single blind
Primary purpose
Treatment

Study locations

Egypt · 1 center
  • Faculty of Dentistry Cairo University — Cairo

Identifiers

NCT: NCT07379632 · 3-3-4

Primary sources (government registries)

View this study on ClinicalTrials.gov ↗