An evaluation of surface electromyography and masticatory performance in patients wearing thermoplastic oral appliance: a randomized clinical trial

Not Applicable

Completed

• Conditions: The particular health condition(s) or problem(s) being prevented.; Electromyography; Masticatory muscle activity; Clear thermoplastic retainer; Wrap- around retainer; Oral health- related quality of life.

• Registration Number: TCTR20190416001
• Lead Sponsor: Department of Orthodontics, Faculty of Dentistry, Chulalongkorn University

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Study Start: 2019-04-16
• Study Completion: 2019-12-31
• Last Update Posted: 19 August 2024

Recruitment & Eligibility

• Status: Completed
• Sex: All
• Target Recruitment: 60

Inclusion Criteria

-All participants have a natural dentition with no missing teeth except for the third molars
-All participants are dentate with a Class I occlusion, overjet and overbite less than 3 mm.
-All participants had no edentulous area, no significant facial deformity or symptoms of cranio-mandibular disorders, and no temporomandibular symptoms based on the assessment protocol of Schiffman, et al.18 (2016)
-The participants had previous orthodontic treatment by either extraction or non-extraction, and have to wear removable retainers for maintain the occlusion.

Exclusion Criteria

-Systemic diseases that may affect activities of the masticatory muscles.
-Medications, such as muscle relaxants, that may affect muscle function

Study & Design

• Study Type: Interventional
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Muscle ability Pre-treatment (T0), immediate wearing the appliances (T1), after 3-month (T2) and after 6 month (T3) Surface electromyographic measurement,Masticatory performance Pre-treatment (T0), immediate wearing the appliances (T1), after 3-month (T2) and after 6 month (T3) Chewing efficiency measurement

Secondary Outcome Measures

Name	Time	Method
Subjective evaluation of masticatory ability Pre-treatment (T0), immediate wearing the appliances (T1), after 3-month (T2) and after 6 month (T3) Food Intake Ability Index assessment,oral health-related quality of life After 6-month follow up visit oral health-related quality of life assessment