Skip to main content

Expansion & Arch Development

Fan Expander

Removable plate carrying a fan-type screw for differential anterior expansion.

Fan Expander: product photograph coming soon

Removable · Scan or impression

Send us a case

Scan or impressions, a bite where the design needs one, and a signed prescription. If anything on the Rx is left open, a technician calls your practice before the case is started.

Download the Rx form or call 866-437-4361.

Removable plate carrying a fan-type screw for differential anterior expansion.

Built to your prescription. If anything on it is open to interpretation, we call you before we start.

You specify

  • Arch and, where it applies, which side is active
  • Clasp type and placement
  • Acrylic colour, designer colour or decal
  • Labial bow design, where the appliance carries one
  • Anything you want a technician to call about before we start

Related appliances

All Removable
  • 3-Way Sagittal: product photograph coming soon

    Expansion & Arch Development

    3-Way Sagittal

    Sagittal plate carrying three screws for combined anteroposterior and transverse adjustment.

    RemovableScan or impression
    Learn moreStart a case
  • Basic Crozat: product photograph coming soon

    Expansion & Arch Development

    Basic Crozat

    Removable wire framework in the Crozat design, hand-bent and soldered to the model.

    RemovableScan or impression
    Learn moreStart a case
  • Cricket: product photograph coming soon

    Expansion & Arch Development

    Cricket

    Light-wire removable appliance fabricated at Gergen's to the submitted prescription.

    RemovableScan or impression
    Learn moreStart a case