| 摘要 |
An orthodontic apparatus for straightening teeth including an arch segment having a base portion, the base portion having a first extension and a second extension spaced from the first extension. A band connected to the arch segment and around a tooth. The ends of the extensions are connected to rubber nodules connected to further rubber nodules mounted on extensions of further arch segments connected to further teeth whereby misaligned teeth are urged to alignment with aligned teeth.
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