Orthodontic appliance with hook
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jul 9, 1991
Issued Date -
N/A
app pub date -
Apr 25, 1990
filing date -
May 12, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An orthodontic appliance has a base portion having formed on one side thereof a tooth-abutting surface and a bracket portion defining an archwire slot therein. Two tie-wings project outwardly from the bracket portion and extend along one side of the archwire slot. Two hooked tie-wings extend along the other side of the archwire slot and project outwardly therefrom. Each hooked tie-wing defines on an interior side thereof a hook-shaped surface. The hook-shaped surfaces are provided for mounting auxiliary force transmitting members thereto.
First Claim
Family
International Classification(s)
Cited Art Landscape
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