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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
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| group 1 (Wrapround retainer) |
| ||
| Group 2 (Essix retainer 1mm) | |||
| Group 3 (Essix retainer 1.5 mm) | |||
| Group 3 (Essix retainer 2mm) |
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Retainer | Device | Orthodontic retainer |
|
| Measure | Description | Time Frame |
|---|---|---|
| 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 |
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Inclusion Criteria:
Exclusion Criteria:
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patients that have finished fixed orthodontic treatment with no signs or symptoms of temporomandibular joint disorders
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| ID | Term |
|---|---|
| D018704 | Orthodontic Retainers |
| ID | Term |
|---|---|
| D009967 | Orthodontic Appliances |
| D009970 | Orthodontics |
| D003813 | Dentistry |
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