Analysis of Shear Bond Strength and Morphology of Er:YAG Laser-Recycled Ceramic Orthodontic Brackets

Figure 2

SEM (300x magnification) of the bases of ceramic brackets. (a) New bracket. (b) Flame-processed bracket. (c) Sandblasted bracket. (d) Bracket exposed to an Er:YAG laser.

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(b)

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(d)