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About the Case

A 57-year-old patient presented with a failed onlay on tooth 36. An IPS e.max® Press onlay was defined as the treatment plan. The onlay was primed with 3M™ Scotchbond™ Universal Plus Adhesive as the silane and cemented with 3M™ RelyX™ Universal Resin Cement and 3M™ Scotchbond™ Universal Plus Adhesive in the selective-etch adhesive technique.
Prepped tooth
Prepped tooth.
IPS e.max® Press onlay.
IPS e.max Press onlay
HF etching of bonding surface
HF etching of bonding surface.
External surface is protected with wax.
External surface is protected with wax
Application of adhesive
Application of 3M™ Scotchbond™ Universal Plus Adhesive as a silane.
Air drying.
Air drying
Selective enamel etch
Selective enamel etch with 3M™ Scotchbond™ Universal Etchant after cleaning of prep with 50µm alumina.
Tooth prep with applied 3M™ Scotchbond™ Universal Plus Adhesive after air-drying. No light-cure.
Tooth prep with applied adhesive
Excess cement clean-up.
Excess cement clean-up
Final result
Final result.