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OpenTrials
Completed

NCT Number: NCT07798791

Randomised Clinical Trial on 30 Class Lll Patients on Two Groups Each Group Consist of 15 Patient to Compare Between Face Mask and Ertty Appliance in Treatment of Skeletal Class Lll Deficient Maxilla.Acone Beam ct to Every Patient Before and After Treatment and a3D Ceph Traced to Every Patient.

Randomised clinical trial on 30 class lll patients on two groups each group consist of 15 patient to compare between Face mask and Ertty Appliance in Treatment of skeletal class lll Deficient maxilla.acone beam ct to every patient before and after treatment and a3D ceph traced to every patient to compare the skeletal and dental effect of every applliance

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Key information

Conditions

Skeletal Class III Malocclusion

Age range

8 year–12 year

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Primary location

Minia University

Minya, Egypt

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • skeletal class lll patients with Deficient maxilla

Exclusion criteria

Free from any medical disease No previous orthodontic treatment

Treatment and study plan

Protraction of maxilla using face mask appliance

Device

Protraction of maxilla using face mask appliance and compare the result with other group

Protraction of maxilla using Errty Gap appliance

Device

Protraction of maxilla using Errty Gap appliance and compare the result with another group

Primary outcomes

  1. Sagital position of maxilla after facemask treatment

    Time frame: 9 months of treatment

  2. Sagital position of maxilla after Ertty Gap treatment

    Time frame: 9 months to complete treatment

Sponsors and collaborators

Lead sponsor

Minia University

Other

Registry information

Official study title

Comparison Berween Face Mask and Ertty Appliance in Treatment of Growing Patients With Deficient Maxilla

Important dates

Study start
2023
Primary completion
2024
Study completion
2024
First posted
Sep 1, 2026
Registry last updated
Sep 1, 2026

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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