Required Case Material
- Upper and lower impressions or models
- Bite Registration
- Tooth shade
- Stump shade
Advantages
- The standard for anterior esthetics
- 4 day in-lab turnaround
- Save $10 per unit by using an intra-oral scanner and model-less technique
- Conventionally cement or bond using a full resin
Indications
- Anterior & Posterior Crowns
- Anterior 3 unit bridges
- Screw-Retained Crowns
- Crowns over Custom Abutments
- Inlays & Onlays
- Veneers
Contraindications
- Do not use on patients with malfunctional occlusion (bruxzers or clenchers)
- Not recommended for posterior bridges
- Do not use as abutments for cast partials
- Do not use for 2 or more consecutive pontics
- Do not use for Maryland-type bridges
- Do not use when minimal occlusal clearances
cannot be achieved: 0.7mm anterior, 1.0mm posterior - Underlying prep stump shade extremely dark or cast posts. E.max cannot block out these darker underlying stump shades. In these cases a zirconia coping is needed for block out, or a PFM.
Materials
- Lithium Disilicate Glass Ceramic (400 MPa)
Suggested Preparation
Anterior crowns require a CHAMFER margin:
- 1.0-1.5 mm facial/labial reduction
- 1.0 mm deep chamfer margin
- .07-1.2 mm lingual reduction
Veneers require a CHAMFER margin
- 0.3-1.0mm facial/labial reduction
- 0.3-0.7 mm deep chamfer margin
Posterior crowns require a CHAMFER margin:
- 1.0-1.5 mm occlusal reduction
- 1.5 mm axial
- 1.0 mm deep chamfer margin
Recommended Cementation
- Resin Self Etch/ Self Adhesive Resin (crowns and bridges NOT veneers)
- Panavia SA Cement, Kuraray
- Rely-x Unicem Automix 2, 3M ESPEMax Cem Elite, Kerr
- RMGI (Resin Modified Glass Ionomer) (crowns and bridges NOT veneers)
- Fugi Cem Automix, GC America
- Rely-x Luting Plus, 3M ESPE
- Resin Bonding (Veneers)
- Panavia V5 Cement, Kuraray
- Variolink II, Ivoclar Vivadent
- Rely-x Veneer, 3M ESPE
- Calibra, Dentsply Caulk
DESIGN LOUISE & CLARKE
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