Orthodontic archwire

Details Orthodontic archwire Orthodontic archwire

1991-05-06

1992-07-21

Wilson, John J.

Dentistry

Orthodontics

Means to transmit or apply force to tooth

A61C 300

Patent

active

051318431

ABSTRACT:
An orthodonic archwire and method of making same. The archwire through a unique combination of physical and material properties can be activated for providing a variety of teeth corrective forces simultaneously. The archwire is provided with a pair of loop structures substantially equidistant from the center line of the arch form., The posterior sections of the archwire are curved in two directions so as to provide both toe in forces, for rotation of the posterior teeth, and forces for extrusion of the posterior teeth and bite opening. The method of manufacturing the archwire is such that substantially no residual torque is present in the finally formed archwire.

REFERENCES:
patent: 3178822 (1965-04-01), Fogel et al.
patent: 4050158 (1977-09-01), Brader
patent: 4097993 (1978-07-01), Andrews
patent: 4197643 (1980-04-01), Burstone et al.
patent: 4268250 (1981-05-01), Reeve
patent: 4490112 (1984-12-01), Tanaka et al.
patent: 4818226 (1989-04-01), Berendt et al.

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