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Status unknownNCT05433051Updated May 22, 2024

A Comparison of Two Protocol for Maxillary Molar Intrusion Buccal Miniscrew and TPA Versus Vertical Holding Appliance

An interventional study of buccal miniscrew and TPA and vertical holding appliance in Dental Intrusion, Mandibular Rotation and ANB , SNA, SNB, sponsored by Al-Azhar University. Status unknown at 1 site in Egypt. Open to participants aged 14 Years to 20 Years. Per ClinicalTrials.gov, last updated 2024-05-22.

Sponsored by Al-Azhar University · Not applicable, Interventional, and Basic science

The sponsor has not verified this record recently (last verified May 2024), so the status shown — last known as Active, not recruiting — may be out of date.
Phase
Not applicable
Study type
Interventional
Enrollment
24
Allocation
Randomized
Ages
14 Years to 20 Years
Sex
All
01

Study summary

this study is to compare the dental and skeletal changes caused by the intrusion of maxillary first molars buccal miniscrew and TPA versus vertical holding appliance using lateral cephalometry.

02

Conditions studied

  • Dental Intrusion
  • Mandibular Rotation
  • ANB , SNA, SNB
  • Openbite Teeth | Teeth and Gum | Dental

Keywords

  • TPA
  • Miniscrew
  • intrusion
  • vertical holding appliance
  • cephalometry
03

In context

Lead sponsor

Al-Azhar University is the lead sponsor of 525 studies on the registry; 171 are open to participants now.

Of its 5 completed or terminated interventional studies of FDA-regulated products, 0 (0%) have results posted.

Browse Al-Azhar University studies →

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
14 Years to 20 Years
Sexes eligible
All
Accepts healthy volunteers
No

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  • Patients suffering class I or II with AOB.
  • AOB ranged between 3-7 mm assessed from cephalometry.
  • Patients with excess in posterior dentoalveolar height according to Burrstone .
  • Patients with good oral hygiene and general health.
  • Patients with no previous orthodontic treatment.
  • Good quality of lateral cephalometry.

Exclusion criteria

Exclusion Criteria:

  • Skeletal open bite
  • previous orthodontic treatment
05

Study design

Phase
Not applicable
Primary purpose
Basic science
Allocation
Randomized
Intervention model
Parallel assignment
Masking
None (open label)
Enrollment
24 participants (estimated)

Study arms

  • Active comparator
    Buccal miniscrews with TPA

    active comparator double center

    Biological: buccal miniscrew and TPA

  • Active comparator
    vertical holding appliance

    active comparator double center

    Biological: vertical holding appliance

Interventions

  • Biologicalbuccal miniscrew and TPA

    intrusion of molars

  • Biologicalvertical holding appliance

    intrusion of molars

06

What researchers measure

Primary outcomes

  1. amount of dental

    rate of maxillary molar intrusion by cephalometry

    Time frame: Post-intervention at 6 months

  2. amount of skeletal changes

    amount of vertical overlap by cephalometry

    Time frame: Post-intervention at 6 months

  3. amount of skeletal changes

    amount of mandibular rotation by cephalometry

    Time frame: Post-intervention at 6 months

07

Study locations

1 site
  • Mohamed Shendy
    Cairo, Nasr City 002, Egypt
08

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on May 22, 2024, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
09

Registry details

Key details

Study ID
NCT05433051
Lead sponsor
Al-Azhar University
Responsible party
Mohamed Abdelrhman Shendy Abdelrhman (lecturer, Al-Azhar University) — Principal investigator
First posted
Jun 27, 2022
Start date
Apr 10, 2022
Primary completion
Oct 10, 2024 (estimated)
Completion
Oct 30, 2024 (estimated)
Last update
May 22, 2024

Oversight

Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is status unknown, as verified in May 2024. You cannot join it, but the record below documents what was studied.

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