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Upper midline deviation: modified Hyrax expander.

G Farronato1, L Giannini1, G Galbiati1

  • 1Department of Orthodontics, IRCCS Cà Granda, Ospedale Maggiore Policlinico, University of Milan, Milano, Italy.

European Journal of Paediatric Dentistry
|August 8, 2014
PubMed
Summary
This summary is machine-generated.

The modified Hyrax rapid palatal expander offers effective interceptive treatment for mixed dentition patients with maxillary hypoplasia and transverse discrepancies. This approach can shorten overall orthodontic therapy duration.

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Area of Science:

  • Orthodontics
  • Craniofacial Development

Background:

  • The Hyrax rapid palatal expander is indicated for mixed dentition patients experiencing premature deciduous tooth exfoliation and maxillary hypoplasia.
  • A modified version incorporates a vestibular arm to address maxillary asymmetric transverse discrepancies.

Observation:

  • This case report details a modified Hyrax rapid palatal expander.
  • The report describes the appliance's activation method, therapeutic benefits, and clinical advantages.

Findings:

  • The modified Hyrax appliance provides an effective interceptive treatment strategy.
  • It is particularly beneficial for correcting transverse discrepancies in the maxilla.

Implications:

  • This treatment can potentially reduce the overall duration of orthodontic therapy with fixed appliances.
  • It offers a valuable approach for managing complex orthodontic cases in growing patients.