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DirectCrown LT Indirect Restorative Technique. Objective. This presentation is designed to educate dental professionals on a new, chair-side, single appointment, indirect restorative procedure using materials from DirectCrown. DirectCrown LT Indications. Restorations Posterior Crown

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Directcrown lt indirect restorative technique l.jpg

DirectCrown LTIndirect Restorative Technique

Objective l.jpg

This presentation is designed to educate dental professionals on a new, chair-side, single appointment, indirect restorative procedure using materials from DirectCrown.

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DirectCrown LT Indications

  • Restorations

    • Posterior Crown

    • Anterior Crown

    • Inlays/Onlays

  • Single Appointment Cases

  • Cost Conscious Consumers

  • Long-Term Provisional

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Materials Needed

  • LT Crown Kit (Crowns)

  • Impression Materials & Tray

  • Die Silicone & Separator

  • Model Base Material

  • Model Articulator

  • Composite Resin

  • Composite Activator

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Indirect Chair-side Technique Overview

Post-Clinical Preparation Steps

  • Impression

  • Model Fabrication

  • LT Crown Selection & Adaptation

  • Crown Fabrication

  • Final Occlusion and Cementation

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Clinical View

Pre operative occlusal view of tooth #31 after root canal and a build up

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Impression Taking (Alginate,Tray and Detailer)

Clinical Impression of opposing dentition is captured on bottom

side of impression tray.

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Impression Detail

Preparation Detail

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Model Fabrication Create Silicone Die Model

Express Silicone Die Material into cavity avoiding the creation of air pockets

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Application of Fast Setting Resin

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Expression of Die Silicone into Opposing Dentition

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Apply to articulator tray.


Apply fast setting base vinyl siloxane to impression tray.


Close articulator and allow to set firmly.

Fabricate Articulating Model

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Articulated Model

Tooth # 31

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DirectCrown LTSelection

Select the appropriate shade and crown shape for case.

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AdaptationIndirect Try-In on Model

Adjustments can be made as necessary by trimming the LT Crown form.

Overextended margin needs adjustment

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Prime and Line

Use a composite activator solution to condition the LT to accept the liner composite.

Fill or line the LT shell with dentin composite avoiding formation of air pockets.

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Try In on Model, Adjust, Align

Use of a water soluble release agent will prevent adherence to model.

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Margin Lining & Contouring

The model may be sectioned with a knife make contouring easier. The die can be removed from the tray and finished after initial curing of composite.

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Cure all surfaces. An LED curing light works best for this application.

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Final Curing

Remove the LT Crown and cure the inside surfaces and margins to ensure polymerization of resin

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Margin Trimming

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Final Margin Adaptation

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Sectioned Die & Inspection

Superior fitting margins

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Restoration Ready for Cementation or Bonding

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Try In

Occlusal contact requires modification

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Final Restoration

After final adjustment the crown is cemented in place

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DirectCrown LT Indirect Technique

  • One-Visit Chair-side Crown Restoration

    • 35-45 Minute Procedure

  • Versatile…. Posterior & Anterior Restorations

  • Patient Affordable

  • High Patient Satisfaction

  • Predictable…. Strong, Durable, Micro-Hybrid Composite

  • Profitable

Call DirectCrown at 888-910-4490 with any questions.

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DirectCrown LTIndirect Restorative Technique

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