Orthodontic Repositioning Appliances Having Improved Geometry, Methods And Systems
Patent No. EP2237738 (titled "Orthodontic Repositioning Appliances Having Improved Geometry, Methods And Systems") was filed by Align Technology on Dec 12, 2008. The application was issued on Jul 12, 2023.
Patent Summary
Orthodontic appliances with optimized geometries incorporating shaped features or protrusions to precisely control tooth movement forces and moments. The appliances feature a continuous ridge-shaped protrusion on the buccal side of the cavity, which provides more direct force application to the tooth center of resistance. The protrusion is designed to work in conjunction with other shaped features to achieve specific tooth movements, such as translation, rotation, and root movement, while minimizing unwanted torque and tipping.
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EP2237738
- Application Number
- EP08871783A
- Filing Date
- Dec 12, 2008
- Status
- No Opposition Filed Within Time Limit
- May 17, 2024
- Publication Date
- Jul 12, 2023
- External Links
- Slate, Register , Google Patents