| 摘要 |
Anchor-based fixed retainers are generally discussed herein with particular discussions extended anchor-based fixed retainers for maintaining teeth alignment having a plurality of anchors each with a bore and adapted to directly bond to a tooth. Aspects of the present invention include utilizing a plurality of anchors along with a metal wire to form a fixed retainer with each anchor comprising a bore passing through a body and subjacent a top surface.
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