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Related Experiment Videos

[Frankel III appliance].

S Aytan, F Yukay, S Ciğler

    Turk Ortodonti Dergisi : Ortodonti Derneg'Nin Resmi Yayin Organidir = Turkish Journal of Orthodontics
    |November 1, 1989
    PubMed
    Summary

    The FR III appliance effectively treats Class III malocclusions in early mixed dentition by stimulating maxillary development. It prevents muscle restriction, promoting optimal skeletal growth for better orthodontic outcomes.

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    Area of Science:

    • Orthodontics
    • Craniofacial development

    Background:

    • Class III malocclusions present challenges in maxillary skeletal development.
    • Functional regulator appliances aim to correct skeletal discrepancies.
    • Early intervention in mixed dentition is crucial for optimal orthodontic results.

    Observation:

    • The FR III appliance, developed by Professor Rolf Frankel, is designed for Class III malocclusion treatment.
    • It utilizes lip pads and vestibular shields to counteract muscle restriction.
    • Maxillary skeletal development is stimulated by reducing the influence of buccinator and orbicularis oris muscles.

    Findings:

    • The FR III appliance is most effective when initiated during the early mixed dentition period.
    • It successfully prevents the restrictive effects of surrounding muscles on maxillary growth.
    • Clinical cases demonstrate the appliance's efficacy in promoting maxillary development.

    Implications:

    • This functional appliance offers a viable treatment option for Class III malocclusions.
    • Early application can lead to improved facial skeletal patterns.
    • Understanding the appliance's mechanics aids in clinical management and treatment planning.

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