Dentistry – Orthodontics – Bracket
Patent
1998-02-26
1999-04-06
Lucchesi, Nicholas D.
Dentistry
Orthodontics
Bracket
433 13, 433 14, A61C 300
Patent
active
058908935
ABSTRACT:
An orthodontic bracket having an archwire slot and including a pressure spring capable of exerting a lateral force onto an archwire inserted into the archwire slot, said force pressing the archwire into abutment to a lateral slot wall thereby reducing the clearance of the archwire within the slot.
REFERENCES:
patent: 3871096 (1975-03-01), Wallshein
patent: 4144642 (1979-03-01), Wallshein
patent: 4192070 (1980-03-01), Lemchan et al.
patent: 5356288 (1994-10-01), Cohen
patent: 5474446 (1995-12-01), Wildman et al.
patent: 5711666 (1998-01-01), Hanson
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