A Novel Technique for Bulk-Fill Resin-Based Restorations: Achieving Function and Esthetics in Posterior Teeth

Figure 3

Adhesive procedure. (a) Application of 37.5% phosphoric acid for 15 sec in enamel. (b) The dentin is now being etched for 15 sec. (c) A thin layer of primer is being applied. (d) Glossy aspect of the bonding layer once the technique is finished.

(a)

(b)

(c)

(d)