Clinical and Radiographic Evaluation of Different Thickness of Vacuum Formed Retainer (Essix Retainer) During Retention Phase After Orthodontic Treatment

• Conditions: Temporomandibular Joint Disorders After Using Essix Retainer
• Interventions: Device: Retainer

• Registration Number: NCT04149366
• Lead Sponsor: Minia University

Brief Summary

vacuum formed retainer act as bite raiser that increase vertical dimension which may affect Tempromandibular joint and aim of this study is to perform clinical and radiographic evaluation of different thickness of vacuum formed retainer (Essix retainer) during retention phase after orthodontic treatment

Detailed Description

Not available

Study Timeline

• Status Verified: 2019-10
• Study First Submitted: 2019-10-27
• Study Start: 2019-10-29
• Study First Submitted QC: 2019-10-30
• Last Update Submitted: 2019-10-30
• Study First Posted: 2019-11-04
• Last Update Posted: 2019-11-04
• Primary Completion: 2020-08-25
• Study Completion: 2020-10-25

Recruitment & Eligibility

• Status: UNKNOWN
• Sex: All
• Target Recruitment: 40

Inclusion Criteria

• patients finished fixed orthodontic treatment with no signs or symptoms of temporomandibular joint disorders
• patients indicated for removable retainer

Exclusion Criteria

• any systemic disease
• chronic medication uptake
• bad oral hygiene pathological conditions of temporomandibular joint

Study & Design

• Study Type: OBSERVATIONAL
• Study Design: Not specified

Arm && Interventions

Group	Intervention	Description
group 1 (Wrapround retainer)	Retainer	-

Primary Outcome Measures

Name	Time	Method
Radiographic effect of retainer on tempromandibular joint	9 months	Normal dissc position
Clinical effect of retainer on temporomandibular joint	9 months	Absence of pain, deviation and trismus