Method of making an orthodontic bracket

Details Method of making an orthodontic bracket Method of making an orthodontic bracket

1990-11-28

1992-03-17

Echols, P. W.

Metal working

Means to assemble or disassemble

Puller or pusher means, contained force multiplying operator

51 59SS, 51DIG11, 433 8, A61C 700

Patent

active

050956027

ABSTRACT:
An orthodontic bracket and method of making same wherein the bracket has at least one tie wing integrally formed with a base portion. In one form of the invention the bracket is provided with at least one longitudinally extending groove which extends into the base portion, the groove having at least a portion extending beyond at least a portion of the groove opening. Another aspect of the present invention is directed to a method of making an orthodontic bracket using only ultrasonic machining techniques.

REFERENCES:
patent: 3133351 (1964-05-01), Von Seggern
patent: 4219617 (1980-08-01), Wallshein
patent: 4735569 (1988-04-01), Munk
patent: 4826430 (1989-05-01), Chen et al.

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