Orthodontic bracket with integral ball hook and method of making

Details Orthodontic bracket with integral ball hook and method of making Orthodontic bracket with integral ball hook and method of making

1994-01-06

1995-03-07

O'Connor, Cary E.

Dentistry

Orthodontics

Bracket

291606, A61C 300

Patent

active

053952375

ABSTRACT:
A machined orthodontic bracket has a hook integrally formed with a gingival tiewing of the bracket. The hook includes a square shank, and a head with a cylindrical surface. The hook is machined by an end mill or formed cutter, and is achieved in part by changing the orientation of the bracket midway through the machining operation.

REFERENCES:
patent: 2713720 (1955-07-01), Johnson
patent: 4669981 (1987-06-01), Kurz
patent: 5095602 (1992-03-01), Reher et al.
patent: 5125831 (1992-06-01), Pospisil
patent: 5125831 (1992-06-01), Pospisil
patent: 5129821 (1992-07-01), Schuetz
patent: 5226814 (1993-07-01), Allen
patent: 5292248 (1994-03-01), Schultz
Ormco Orthodontic Products catalog pages, Ormco Corporation, 1992.
Rocky Mountain Orthodontics Catalog No. 4, pp. E15-E17, E24-E25, E28-E29, E32-E33, RMO, Inc., 1992.
3M Unitek Catalog pp. 2-1, 2-4 and 3-7, 3M Unitek Corporation, 1990.

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