A - Human Necessities – 61 – C
Patent
A - Human Necessities
61
C
83/1, 205/37
A61C 7/20 (2006.01)
Patent
CA 1286127
ABSTRACT OF THE DISCLOSURE Various embodiments of orthodontic arch wires are disclosed. These embodiments comprise a metal part and a plastic part arranged so that the metal part faces teeth of the arch while the plastic faces labially. The arch wire is formed by an extrusion process wherein wire is extruded to a desired cross sectional shape and plastic is then extruded onto the metal. Various embodiments are configured for different cross sectional features. By making the plastic of a coloration matching the individual's teeth, an aesthetic benefit is obtained.
553812
Adell Michael
Macrae & Co.
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