Laminate Veneers http://www.dentalevo.it/dentistry-materials/laminate-veneers/

1. Laminate veneers
Laminate veneers
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2. Decision among several options:
Direct restorations, Partial crowns, Full crowns
based on:
Biological costs,Function, Esthetics, Longevity, Cost/
benefit.
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3. Main indications:
Discromie, Malpositions, Diastema, Need of esthetics.
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4. Controindications and limitations:
Need of full crowns
Strong wear
Parafunctions
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5. Main concepts to prepare laminates
0.5 mm of prep on the enamel (Calamia 1983, Garber 1988)
Avoid overcontours
Integrate the laminates into the crown
Biointegration (periodontal tissues)
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6. Ratio between enamel thickness and laminates’
preparation.
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Ferrari et al.
Int J Period Rest Dent
5; 408: 1992

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Evaluation of buccal enamel thickness
of incisors, canins and premolars

8. 53 upper teeth and 61 lowers were evaluated
At least 10 samples each type of tooth
Misures were taken at gengival 1/3, medium 1/3 and
incisal 1/3
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10. Upper central incisors, lateral incisors, canins, premolars.
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12. Look for enamel at the margins to increase seal and bond strength
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21. Impression
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22. Temporary restorations
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Pre made temporaries using acrylic resin luted with eugenol free cement
Custom made temporaries using resin composite bonded in a spot buccal area

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Control of occlusal
contact points

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36. Incisal prep permits to improve esthetic quality and
provides better retention
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37. 37Un limite incisale la cui morfologia dipende da fattori clinici, anatomici, occlusali.

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Mini spalla cervicale di sostegno da 0.3 mm a 0.5 mm
Idealmente iuxtagengivale
Due minisolchi laterali non oltrepassanti i contatti prossimali
Per mascherare i limiti prossimali della faccetta si possono eseguire delle preparazioni
“ad ala di gabbiano”

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Lab work

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Try-in

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Luting steps

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