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Comparison between botulinum toxin type A injection on masseter muscle only and additional injection on anterior belly of digastric muscle in sleep bruxism patients: a clinical trial

Not Applicable
Completed
Conditions
Diseases of the nervous system
Registration Number
KCT0008721
Lead Sponsor
Yonsei University Health System, Dental Hospital
Brief Summary

Not available

Detailed Description

Not available

Recruitment & Eligibility

Status
Completed
Sex
All
Target Recruitment
24
Inclusion Criteria

1) Adult male and female subjects at the age of = 18 years old
2) The subjects had the following clinical signs and symptoms for SB: (1) a history of tooth grinding occurring at least three3 nights per week; (2) experience of morning jaw stiffness; and (3) clinical presence of tooth wear.
3) Subject who have signed the written informed consent voluntarily.

Exclusion Criteria

1) Patients who have received other treatments for bruxism, such as splints or botulinum toxin injections.
2) patients with hypersensitivity reactions to serum albumin.
3) Patients taking medications that affect the central nervous system, such as antidepressants, anxiolytics, and antiepileptic drugs.
4) Patients with more than two missing molars (excluding third molars).
5) Patients with severe malocclusion (including anterior open bite).
6) Patients with no history of orthodontic treatment or currently undergoing orthodontic treatment.
7) Patients with a history of trauma in the temporomandibular joint (TMJ) area.
8) Patients with TMJ disc displacement.
9) Patients diagnosed with systemic diseases that may affect the temporomandibular joint (e.g., osteoarthritis).
10) Patients with allergies, skin cancer, or other skin disorders related to ultrasound gel.
11) Pregnant, lactating, or underage individuals.
12) Other patients deemed inappropriate by the clinical physician's judgment.

Study & Design

Study Type
Interventional Study
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
The change of bite force and muscle thickness after 4 weeks
Secondary Outcome Measures
NameTimeMethod
The change of bite force and muscle thickness after 8 weeks
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