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Related Experiment Videos

Trismus appliances and indications for use

T W Lund1, J I Cohen

  • 1Dentistry Department, Hennepin County Medical Center, Minneapolis, Minnesota 55415.

Quintessence International (Berlin, Germany : 1985)
|April 1, 1993
PubMed
Summary

Trismus treatment involves specialized appliances, often with physical therapy, to restore jaw function. A tapered cylinder appliance offers an effective, patient-driven approach for managing trismus.

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Area of Science:

  • Oral and Maxillofacial Surgery
  • Physical Therapy
  • Rehabilitation Medicine

Background:

  • Trismus, characterized by limited jaw opening, significantly impacts functions like eating, oral hygiene, and speech.
  • Effective management of trismus is crucial for patient quality of life and requires understanding its etiology.
  • Treatment success hinges on early recognition and appropriate interventions, particularly for muscle fibrosis or immature scar tissue.

Purpose of the Study:

  • To review the efficacy and application of various trismus appliances.
  • To introduce and describe a novel tapered cylinder appliance for trismus management.
  • To highlight the role of physical therapy in conjunction with mechanical devices.

Main Methods:

  • Review of existing literature on seven described trismus appliances.
  • Description of the mechanism of action for different appliance types (external/internal, continuous/intermittent, elastic/inelastic).
  • Detailed explanation of the tapered cylinder appliance, emphasizing patient-muscle-driven jaw separation.

Main Results:

  • Seven trismus appliances have been documented in scientific literature.
  • Trismus appliances are most effective when combined with physical therapy for specific etiologies.
  • The tapered cylinder appliance provides a patient-controlled method for jaw stretching, with progress easily monitored.

Conclusions:

  • Trismus management requires a tailored approach based on the underlying cause.
  • Trismus appliances, particularly the tapered cylinder, offer a viable conservative treatment option.
  • Integration of physical therapy enhances the effectiveness of mechanical interventions for trismus.

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