Dentistry – Orthodontics – Bracket
Reexamination Certificate
2005-07-08
2008-11-18
Lewis, Ralph A (Department: 3732)
Dentistry
Orthodontics
Bracket
C433S015000
Reexamination Certificate
active
07452204
ABSTRACT:
The bracket (11) comprises a body (21) having a ligaturing surface (21a) on which ligature by a wire is performed. A slot portion (22) for threading an arch wire (12) serving as a first wire extending over a plurality of teeth is provided on the ligaturing surface (21a) of the body (21). Wing portions (23) extending from the slot portion (22) in the direction generally perpendicular to a longitudinal direction of the slot portion (22) are provided. A ligature wire (26) serving as a second wire used in ligaturing the arch wire (12) is hitched round the wing portions (23). And guide portions (24) for guiding the ligature wire (26) to extend across the slot portion (22) are formed.
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Lewis Ralph A
Walton James E.
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