发明授权
US08899977B2 Orthodontic repositioning appliances having improved geometry, methods and systems 有权
具有改进的几何形状,方法和系统的正畸重新定位器具

Orthodontic repositioning appliances having improved geometry, methods and systems
摘要:
The present invention provides methods and systems including orthodontic tooth positioning appliances. An exemplary appliance can include teeth receiving cavities shaped such that, when worn by a patient, repositioning the patient's teeth from a first arrangement toward a subsequent or target arrangement. Appliances can include a cavity having one or more shaped features or protrusions shaped and/or positioned so as to apply a desired force to a patient's tooth received in the cavity and move the tooth along a desired path or direction.
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