Applicative Characteristics of a New Zirconia Bracket with Multiple Slots

Figure 1

(a) Spherical structure of the bracket surface and slot torque; (b) bracket surface (left) and internal surface (right) of slots (laser microscope, magnification x100) (GC ORTHOLY CORPORATION, Tokyo, Japan); (c) slots (scanning electron microscope, magnification x20); (d) base; and (e) size. Conventional brackets for the anterior tooth area (left) and a new zirconia bracket with multiple slots (right).

(a)

(b)

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(e)