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
This presentation is designed to educate dental professionals on a new, chair-side, single appointment, indirect restorative procedure using materials from DirectCrown.
Post-Clinical Preparation Steps
Pre operative occlusal view of tooth #31 after root canal and a build up
Clinical Impression of opposing dentition is captured on bottom
side of impression tray.
Express Silicone Die Material into cavity avoiding the creation of air pockets
Apply to articulator tray.
Apply fast setting base vinyl siloxane to impression tray.
Close articulator and allow to set firmly.Fabricate Articulating Model
Tooth # 31
Select the appropriate shade and crown shape for case.
Adjustments can be made as necessary by trimming the LT Crown form.
Overextended margin needs adjustment
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.
Use of a water soluble release agent will prevent adherence to model.
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.
Cure all surfaces. An LED curing light works best for this application.
Remove the LT Crown and cure the inside surfaces and margins to ensure polymerization of resin
Superior fitting margins
Occlusal contact requires modification
After final adjustment the crown is cemented in place
Call DirectCrown at 888-910-4490 with any questions.
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