Rapid maxillary expansion

Sample contentAn illustrative outline. It has not been clinically reviewed.

Orthodontics · Core · 5 steps · Outline

Photo: Ian Furst · CC BY-SA 4.0 · Illustrative, not from this case
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5 steps

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Opening the midpalatal suture in adolescents: activation, monitoring, retention.

Step by step

  1. 01

    Assessment

    Posterior crossbite, skeletal age, occlusal radiograph.

  2. 02

    Band fitting

    Fit molar bands; impression or scan for expander.

  3. 03

    Cementation

    Cement appliance; teach activation with key.

  4. 04

    Activation phase

    Turns per protocol; midline diastema signals sutural opening.

  5. 05

    Retention

    Lock screw; retain for several months.

An educational outline, not a substitute for supervised clinical training or local protocols.

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