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Oral motor disorders in humans
G T Clark1, K Koyano, P A Browne
1Dental Research Institute, UCLA School of Dentistry.
Journal of the California Dental Association
|January 1, 1993
Summary
Researchers explored orofacial motor disorders like bruxism and dystonia. Findings show electrical stimulation can control bruxism and botulinum toxin may treat dystonia.
Area of Science:
- Neurology
- Biomedical Engineering
- Pain Management
Background:
- Orofacial motor disorders encompass conditions such as bruxism, chronic orofacial muscle pain, and involuntary movement disorders like orofacial dyskinesia and dystonia.
- These disorders affect jaw and neck muscles, impacting daily function and quality of life.
Purpose of the Study:
- To investigate UCLA's research contributions to understanding and treating orofacial motor disorders.
- To evaluate novel therapeutic approaches for conditions including bruxism, orofacial muscle pain, and dystonia.
Main Methods:
- Contingent afferent electrical stimulation of the lip for bruxism control.
- Assessment of fatigue, endurance, and recovery in protrusive jaw muscles.
- Investigation of chronic muscle hyperactivity as a cause of headache pain.
- Application of botulinum toxin for treating orofacial dystonia and dyskinesia.
Main Results:
- Electrical stimulation demonstrated efficacy in controlling bruxism.
- Insights were gained into the physiological capacities of jaw muscles.
- A link between chronic muscle hyperactivity and headache induction was explored.
- Botulinum toxin showed promise as a treatment for orofacial dystonia and dyskinesia.
Conclusions:
- UCLA research has advanced the understanding and management of orofacial motor disorders.
- Non-invasive and minimally invasive techniques show potential for therapeutic benefit.
- Further research is warranted to optimize treatment strategies for these complex conditions.