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DISPOSITIF DE CORRECTION ORTHODONTIQUE AMOVIBLE
专利权人:
Cheng-Hsiang;Hung
发明人:
申请号:
EP17160158.6
公开号:
EP3216418A1
申请日:
2017.03.09
申请国别(地区):
EP
年份:
2017
代理人:
摘要:
A removable orthodontic correction device includes a first correction unit, a second correction unit, and several elastic members. The first correction unit is configured to be removably worn on the anterior teeth of the maxillary or mandibular dental arch of a patient and has several first connection parts formed thereon. The second correction unit is configured to be removably worn on the posterior teeth of the same maxillary or mandibular dental arch of the patient and has several second connection parts formed thereon. The elastic members couple the first connection parts to the second connection parts. Thus, the elastic force of the elastic members drives the first correction unit to retract toward the second correction unit, to achieve en masse retraction and intrusion of the anterior teeth during space closure in the treatment of dental protrusion.
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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