Orthodontic appliance

Dentistry – Orthodontics – By device having means to apply outwardly directed force

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A61C 700

Patent

active

051675005

ABSTRACT:
An orthodontic appliance having a pair of bases supported by guides so as to be capable of opening and closing. A memory alloy coil spring having superelastic properties is mounted between the pair of bases. The appliance is constructed so that the spring pressure of the superelastic memory alloy coil spring transmits to the tooth or the jaw bone as orthodontic force by means of the opening and closing of the pair of bases.

REFERENCES:
patent: 360695 (1887-04-01), Holmes
patent: 3284902 (1966-11-01), Dillberg et al.
patent: 4037324 (1977-07-01), Andreasen
patent: 4323345 (1982-04-01), Wallshein
patent: 4490112 (1984-12-01), Tanaka et al.
patent: 4571177 (1986-02-01), Dahan
patent: 4849032 (1989-07-01), Kawaguchi
"American Journal of Orthodontics and Dentofacial Orthopedics", vol. 94, No. 2, pp. 89-96, Aug. 1988.
"American Journal of Orthodontics and Dentofacial Orthopedics", vol. 90, No. 1, pp. 1-10, Jul. 1986.

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