Clinical and Radiographic Evaluation of Different Thickness of Vacuum Formed Retainer (Essix Retainer) During Retention Phase After Orthodontic Treatment
1 other identifier
observational
40
0 countries
N/A
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
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at P25-P50 for all trials
Started Oct 2019
Shorter than P25 for all trials
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
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Study Timeline
Key milestones and dates
First Submitted
Initial submission to the registry
October 27, 2019
CompletedStudy Start
First participant enrolled
October 29, 2019
CompletedFirst Posted
Study publicly available on registry
November 4, 2019
CompletedPrimary Completion
Last participant's last visit for primary outcome
August 25, 2020
CompletedStudy Completion
Last participant's last visit for all outcomes
October 25, 2020
CompletedNovember 4, 2019
October 1, 2019
10 months
October 27, 2019
October 30, 2019
Conditions
Outcome Measures
Primary Outcomes (2)
Clinical effect of retainer on temporomandibular joint
Absence of pain, deviation and trismus
9 months
Radiographic effect of retainer on tempromandibular joint
Normal dissc position
9 months
Study Arms (4)
group 1 (Wrapround retainer)
Group 2 (Essix retainer 1mm)
Group 3 (Essix retainer 1.5 mm)
Group 3 (Essix retainer 2mm)
Interventions
Eligibility Criteria
patients that have finished fixed orthodontic treatment with no signs or symptoms of temporomandibular joint disorders
You may qualify if:
- patients finished fixed orthodontic treatment with no signs or symptoms of temporomandibular joint disorders
- patients indicated for removable retainer
You may not qualify if:
- any systemic disease
- chronic medication uptake
- bad oral hygiene pathological conditions of temporomandibular joint
Contact the study team to confirm eligibility.
Sponsors & Collaborators
- Minia Universitylead
MeSH Terms
Interventions
Intervention Hierarchy (Ancestors)
Study Design
- Study Type
- observational
- Observational Model
- COHORT
- Time Perspective
- PROSPECTIVE
- Sponsor Type
- OTHER
- Responsible Party
- PRINCIPAL INVESTIGATOR
- PI Title
- assistant lecturer
Study Record Dates
First Submitted
October 27, 2019
First Posted
November 4, 2019
Study Start
October 29, 2019
Primary Completion
August 25, 2020
Study Completion
October 25, 2020
Last Updated
November 4, 2019
Record last verified: 2019-10