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Related Experiment Video

Updated: Jun 6, 2026

Temporomandibular Joint Pain Measurement by Bite Force and Von Frey Filament Assays in Mice

Temporomandibular Joint Pain Measurement by Bite Force and Von Frey Filament Assays in Mice

Published on: September 13, 2024

Temporomandibular dysfunction and dysphonia (TMD).

A Piron¹, J B Roch

¹alainpiron@skynet.be

Revue De Laryngologie - Otologie - Rhinologie

|November 17, 2010

Summary

This summary is machine-generated.

Dysfunctions in the manducatory apparatus, including muscle hypertonia and temporomandibular joint (TMJ) issues, significantly impact vocal production. Addressing these is vital for singers and patients with dysphonia.

Related Experiment Videos

Last Updated: Jun 6, 2026

Temporomandibular Joint Pain Measurement by Bite Force and Von Frey Filament Assays in Mice

Temporomandibular Joint Pain Measurement by Bite Force and Von Frey Filament Assays in Mice

Published on: September 13, 2024

Area of Science:

Vocal pedagogy
Speech-language pathology
Singing voice science

Background:

The mobility of the manducatory apparatus is essential for efficient and precise vocal production.
Dysfunctions of this system, specifically global muscular hypertonia and temporomandibular joint (TMJ) disorders, are prevalent in individuals with dysphonia.
These conditions can lead to impaired mandibular mobility and secondary muscular hypertonia in related structures.

Purpose of the Study:

To discuss two primary types of manducatory apparatus dysfunction: global muscular hypertonia and TMJ dysfunction.
To highlight the impact of these dysfunctions on vocal production, particularly in singers.
To emphasize the importance of including manducatory apparatus evaluation in clinical assessments for dysphonia.

Main Methods:

Literature review and clinical observation of dysphonic patients and singers.
Discussion of the pathophysiology of muscular hypertonia and TMJ dysfunction.
Analysis of the neuromuscular facilitation process linking mandibular and cervical structures.

Main Results:

Global muscular hypertonia affects a significant number of dysphonic patients, impairing mandibular mobility and inducing chronic hypertonia in the tongue, hyoid, and occipitocervical joints.
Temporomandibular joint (TMJ) dysfunction is a major cause of impaired mandibular kinetics, especially detrimental for singers requiring wide mouth opening.
Affected singers often adopt compensatory strategies that negatively impact resonance and articulation.

Conclusions:

Understanding TMJ pathophysiology is crucial for managing voice disorders.
Examination of the manducatory apparatus should be an integral part of any clinical evaluation for dysphonia.
Addressing manducatory apparatus dysfunction can improve vocal economy, accuracy, and overall vocal health.