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Orthodontic protraction headgear appliance protective cover assembly
专利权人:
Sara Matthews
发明人:
Sara Matthews
申请号:
US13074404
公开号:
US08640710B2
申请日:
2011.03.29
申请国别(地区):
US
年份:
2014
代理人:
摘要:
The present invention is a protective cover assembly, pattern, and method for use for installation upon an external orthodontic headgear protraction appliance having a chin cup interface and a forehead pad interface. The present invention includes two aspects of a protective cover assembly, a protective chin cup cover assembly and a protective forehead pad cover assembly. Each protective cover assembly provides an absorbing soft cushioning fleece membrane between the facial skin of an orthodontic patient wearer and the hard surfaces of the orthodontic protraction headgear interfaces to prevent against a plurality of discomforts which result from wearing the orthodontic protraction headgear appliance during treatment of Class III Malocclusion; and configured to improve compliancy of use of the orthodontic protraction appliance in the orthodontic population, especially among growing children and adolescents.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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