Dentistry – Orthodontics – Means to transmit or apply force to tooth
Reexamination Certificate
2006-01-24
2006-01-24
Bumgarner, Melba N. (Department: 3732)
Dentistry
Orthodontics
Means to transmit or apply force to tooth
C433S148000
Reexamination Certificate
active
06988887
ABSTRACT:
An orthodontic separator, dimensioned such that it can be inserted between adjacent teeth. The separator is characterized in that it exhibits an increase in compressive force after insertion between adjacent teeth in the oral environment. The separator, after insertion, exerts sufficient force on the adjacent teeth to push the teeth apart.
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Hansen James D.
Tzou Tsi-Zong
3M Innovative Properties Company
Bumgarner Melba N.
Christoff James D.
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