发明名称 Edgewise orthodontic bracket with tie wing relief for enhancing ligature removal
摘要 An edgewise orthodontic bracket with relief on one of the wing tips of a tie wing is disclosed. This relief is provided on that surface of the tie wing which defines the mesial or distal end of the bracket. The relief in the illustrated embodiment is a chamfer provided on that corner of the tie wing tip which is disposed along the archwire slot on the corresponding mesial or distal end of the bracket to provide a space between the ligature and the tie wing to facilitate engagement of the ligature by a ligature cutter.
申请公布号 US5746592(A) 申请公布日期 1998.05.05
申请号 US19960708769 申请日期 1996.09.05
申请人 RMO, INC. 发明人 NEZU, HIROSHI;NAGATA, KENJI
分类号 A61C7/14;(IPC1-7):A61C3/00 主分类号 A61C7/14
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