Modular system for customized orthodontic appliances
Assignee3M Innovative Properties Company
InventorsDirk Wiechmann, Ralf Paehl, Thomas Weise, Rüdger Rubbert
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Assignee3M Innovative Properties Company
InventorsDirk Wiechmann, Ralf Paehl, Thomas Weise, Rüdger Rubbert
Estimating the term…
A set of customized orthodontic brackets are provided with slots that are arranged substantially parallel to the tooth surface. The archwire, in an as-manufactured condition, has a portion of substantial arcuate extent, which is canted relative to the occlusal plane. The brackets are designed on a computer as a combination of three-dimensional virtual objects comprising the virtual bracket bonding pad and a separate virtual bracket body retrieved from a library of virtual bracket bodies. The virtual brackets can be represented as a file containing digital shape data and exported to a rapid prototype fabrication device for fabrication of the bracket in wax or other material and casting the wax prototype in a suitable alloy. Other manufacturing techniques are also contemplated, including milling and laser sintering.
A set of at least three custom lingual orthodontic brackets for a corresponding at least three pre-identified different functional teeth of a specific pre-identified patient each having different shaped lingual facing tooth surfaces therebetween and each pre-identified to separately receive one of the set of at least three custom lingual orthodontic brackets, each separate one of the at least three custom lingual orthodontic brackets of the set separately comprising:
A set of at least three custom lingual orthodontic brackets for a corresponding at least three pre-identified different functional teeth of a specific pre-identified patient each having different shaped lingual facing tooth surfaces therebetween and each pre-identified to separately receive one of the set of at least three custom lingual orthodontic brackets, each separate one of the at least three custom lingual orthodontic brackets of the set separately comprising:
A custom lingual orthodontic bracket for a specific pre-identified patient pre-identified to receive the lingual orthodontic bracket, the bracket comprising:
Dependencies are inferred from the claim text.