Dentistry – Orthodontics – Bracket
Patent
1985-07-03
1986-08-05
Peshock, Robert
Dentistry
Orthodontics
Bracket
A61C 700
Patent
active
046040579
ABSTRACT:
A cast orthodontic appliance for bonding to a tooth having an appliance portion with an archwire slot and a pad or base portion with a curved tooth-conforming bonding surface. The bonding surface is formed with a plurality of horizontal or vertical grooves or slots opening lingually. The grooves on each side of center diverge.
REFERENCES:
patent: 3765091 (1973-10-01), Northcott
patent: 3975824 (1976-08-01), Lee
patent: 4165561 (1979-08-01), Miller et al.
patent: 4219617 (1980-08-01), Wallshein
patent: 4243386 (1981-01-01), Kawaguchi
patent: 4322206 (1982-03-01), Reynolds
patent: 4430061 (1984-02-01), Webb et al.
American Orthodontics Corporation
Peshock Robert
Zickert Lloyd L.
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