BORONKAY, Allen,CHENG, Jihua,WU, Fuming,CHEN, Yan,MORTON, John
申请号：
EP16739002
公开号：
EP3319542B1
申请日:
2016.07.07
申请国别(地区):
EP
年份:
2020
代理人:
摘要：
Systems, methods, and devices for producing orthodontic appliances are provided. In one aspect, an orthodontic appliance comprises an outer shell comprising a plurality of cavities shaped to receive the patient's teeth and generate one or more of a force or a torque in response to the appliance being worn on the patient's teeth. The orthodontic appliance can comprise an inner structure having a stiffness different than a stiffness of the outer shell. The inner structure can be positioned on an inner surface of the outer shell in order to distribute the one or more of a force or a torque to at least one tooth received within the plurality of cavities.
