Bilateral Transverse Expansion Screw
The orthodontic expansion screw is a precision bi-directional removable appliance screw designed for controlled bilateral maxillary expansion. Manufactured in Germany by DENTAURUM, it ensures high dimensional stability and smooth thread activation during treatment.
In dental laboratory fabrication, technicians embed the stainless steel screw into acrylic bases or solder it to wire frameworks. Clinically, orthodontists utilize this palatal expander to correct transverse maxillary deficiency and broaden narrow dental arches. Its integrated guide pins and clear activation arrow provide reliable, predictable arch expansion.
Specifications & Specifications Table
- Brand: DENTAURUM
- Origin: Germany
- Type: Bi-Directional / Bilateral Palatal Expansion Screw
- Packaging: 10 Pcs / Pack
| Code | Size | Screw Length | Thickness | Width | Max Expansion | Expansion Rate |
| 300 | Small | 10.0 mm | 3.0 mm | 6.5 mm | 6.5 mm | 0.7 mm / week |
| 301 | Medium | 11.0 mm | 3.1 mm | 7.3 mm | 7.5 mm | 0.8 mm / week |
| 302 | Large | 11.0 mm | 3.2 mm | 9.5 mm | 7.5 mm | 0.8 mm / week |
| 303 | Extra Large | 14.5 mm | 3.2 mm | 10.5 mm | 11.0 mm | 0.8 mm / week |
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