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Orthodontic bracket having an archwire channel and archwire retaining mechanism
专利权人:
Inc.;RMO
发明人:
Aldo Macchi
申请号:
US14860028
公开号:
US09867678B2
申请日:
2015.09.21
申请国别(地区):
US
年份:
2018
代理人:
摘要:
An orthodontic bracket is disclosed having three archwire retention channels in the mesial-distal directions, a central channel and two side channels. The two side channels each include a pair of spaced apart inverted archwire retaining regions having a recess that opens generally towards the bracket base. Each such recess is for grasping or holding an archwire therein. Each of the side channels has an archwire retaining ridge extending gingivally-occlusally along the adjacent side of the bracket base between the two retaining regions of the channel. For each channel, its retaining ridge exerts a force on a portion of an archwire facing away from the archwire portion residing in the recesses of the retaining regions of the channel. The force on the archwire is directed toward the interiors of the recesses of the retaining regions for assisting in seating the archwire in the recesses.
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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