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Related Experiment Videos

Orthodontic facebows: safety issues and current management.

R H A Samuels1, N Brezniak

  • 1Department of Orthodontics and Restorative Dentistry, Glenfield Hospital, University Hospitals of Leicester, Leicester, UK. russell.samuels@uhl-tr.nhs.uk

Journal of Orthodontics
|July 13, 2002
PubMed
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Patients using extra-oral traction sometimes experience facebow dislodgement and catapult effects, impacting orthodontic treatment success and safety. This review addresses causes, safety, and offers clinical tips for this useful anchorage method.

Area of Science:

  • Orthodontics
  • Dental Materials Science

Background:

  • Extra-oral traction is a common orthodontic anchorage method.
  • Standard facebows can disengage from buccal tubes during treatment, particularly at night.
  • This disengagement can lead to reduced treatment efficacy and patient injury.

Purpose of the Study:

  • To identify and analyze the causes of extra-oral traction facebow dislodgement.
  • To review the safety concerns associated with extra-oral traction.
  • To provide clinical recommendations for improving the use of extra-oral traction.

Main Methods:

  • Literature review of existing studies on extra-oral traction.
  • Analysis of reported causes for facebow disengagement.
  • Examination of safety issues and patient injury reports.

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  • Compilation of clinical tips and suggestions.

    • Main Results:

    • Facebow dislodgement is a significant issue affecting treatment outcomes.
    • The 'catapult effect' is a noted problem with extra-oral traction.
    • Patient safety can be compromised by device failure.
    • Several factors contribute to the disengagement of the facebow.

    Conclusions:

    • Extra-oral traction remains a valuable orthodontic anchorage technique.
    • Addressing facebow dislodgement and safety concerns is crucial for successful treatment.
    • Implementing clinical tips can mitigate risks and enhance the effectiveness of extra-oral traction.