Direct Tensile Strength and Characteristics of Dentin Restored with All-Ceramic, Resin-Composite, and Cast Metal Prostheses Cemented with Resin Adhesives

Figure 3

Fracture surface of restored dentin demonstrating (a) cohesive failure in resin and at prosthesis side interface in Super-Bond C&B specimen; (b) cohesive failure in hybridized smears and resin in PanaviaF specimen; (c) adhesive failure at demineralized dentin interface in Single-Bond + RelyX and Variolink II (d) specimens.

(a)

(b)

(c)

(d)