- Fortress restoration is supplied ETCHED.
- Apply SILANE coupling agent.
- Place retraction cords to prevent seepage into gingival margins. Avoid
using hemostatic agents containing iron or aluminum (will stain under
veneer).
- Clean teeth with moist flour of pumice.
- Try veneers one by one, adjusting contacts if necessary. Place water
on internal surface to transfer color from tooth to veneer and for
slight retention. Try all veneers on teeth together. Check for interproximal
binding. If adjustment is necessary, trim contact areas with super fine
diamonds and water.
- Fortress restorations should be bonded using luting kits (e.g., Mirage
FLC Plus) containing the new generation of dentin/enamel adhesives and
resin cements. This eliminates problems caused by weak liners (porcelain
bonded directly to tooth). The use of a dentin adhesive minimizes post-operative
sensitivity. FLC Plus resin is Vita™ shade matched and light or dual
cured.
- In cases where the Fortress restoration is thin and translucent (e.g.,
veneers and onlays), the color can be modified by using different shades
of filled luting resins beneath the restoration. Thicker restorations
such as inlays and crowns will require the use of dual cured resin to
ensure complete cure where the curing light will not penetrate.
- If color modification is necessary, try-in veneer with try-in paste
or selected shade of composite. Moisten tooth and etched veneer with
water to avoid inadvertent bonding. Do not leave veneer in place more
than a few seconds.
- Once shade is confirmed, clean veneers in acetone or Mirage veneer
cleaner, rinse thoroughly and blow dry. Coat all internal surfaces of
Fortress restoration with layer of silane from the bonding kit.
- Clean teeth with oil free pumice and water or intra-oral sandblaster.
Isolate teeth with cotton rolls. Etch dentin and enamel with 37% phosphoric
acid for 15 seconds. Wash surface thoroughly and leave damp.
- Place extremely thin metal or mylar strips between teeth being veneered
an adjacent teeth to avoid bridging.
- Mix A and B dentin/enamel adhesives and apply to tooth.
- Use unfilled resin and filled resins to place the restoration. Remove
excess resin using a brush coated in unfilled resin and floss between
the contacts. Light cure for 60 seconds.
- Once veneers are totally cured, finish margins with reciprocating
diamonds or fine diamonds and finishing strips. Polish veneers with
polishing paste to restore glaze.
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