Orthodontic device
OwnerWilliam Biedermaninventor
Life of this patent
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Abstract
An orthodontic appliance with metallic reinforcing members in the form of wires embedded in a plastic base. The metallic reinforcing members include ligatable projections as part of the ligature system for the appliance.
Claims6
An orthodontic appliance having a molded plastic base and defining an elongated arch wire slot for use in connection with orthodontic arch wire comprising a reinforcement opening, reinforcing wire disposed within said opening and having ligatable extensions disposed beyond said base in the direction of the arch wire slot, said reinforcing wire being of a shape to prevent rotation and being held in place by insertion concurrently with molding of said base.
An orthodontic appliance having a molded plastic base and defining an arch wire slot for use in connection with orthodontic arch wire comprising a reinforcement opening, reinforcing wire disposed within said opening and having ligatable extensions disposed beyond said base, said reinforcing wire being of a shape to prevent rotation and being held in place by insertion concurrently with molding of said base, said plastic base being generally in the form of an edgewise bracket and a forward protrusion extending from said base in the area of said reinforcing wire, said reinforcing wire including a V-shaped bend to prevent rotation, said bend extending into said protrusion.
Dependencies are inferred from the claim text.