1. Copyright © 2006 Thomson Delmar Learning. ALL RIGHTS RESERVED. 1 PowerPoint ® Presentation for Dental Materials with Labs Module: Restorative Materials: Composite Restorations

2. Copyright © 2006 Thomson Delmar Learning. ALL RIGHTS RESERVED. 2 Module: Restorative Materials: Composite Restorations Restorative Materials: Composite Restorations Part A: Bonding Agents Part B: Composite Restorative Materials

3. Copyright © 2006 Thomson Delmar Learning. ALL RIGHTS RESERVED. 3 Module: Restorative Materials: Composite Restorations Learning Objectives 1. Define the Key Terms. 2. Explain the use of glass ionomer, resin- reinforced glass ionomer, and compomer restorative materials. 3. Explain the composition of composite resins. 4. Demonstrate manipulation of etchant material and bonding agents. 5. Demonstrate the steps of a composite restorative procedure.

4. Copyright © 2006 Thomson Delmar Learning. ALL RIGHTS RESERVED. 4 Key Terms Acid etchant Adhesives Compomers Composite Compules Dual-cured materials Glass ionomer Light cured

5. Copyright © 2006 Thomson Delmar Learning. ALL RIGHTS RESERVED. 5 Part A: Bonding Agents Enamel bonding Adhesives Dentin bonding Smear layer Bonding resins Acid etchant

6. Copyright © 2006 Thomson Delmar Learning. ALL RIGHTS RESERVED. 6 Composite Compules and Syringe

7. Copyright © 2006 Thomson Delmar Learning. ALL RIGHTS RESERVED. 7 Composite Restoration Set-up

8. Copyright © 2006 Thomson Delmar Learning. ALL RIGHTS RESERVED. 8 Part B: Composite Restorations Composites Glass ionomers Porcelain materials Self cured Light cured Dual cured Layers Shade guide Compules or syringes Fine composites Microfill composites Hybrid composites Composite

9. Copyright © 2006 Thomson Delmar Learning. ALL RIGHTS RESERVED. 9 Glass Ionomers and Compomers Combination of composite and glass ionomer Release fluoride Bonded to tooth

10. Copyright © 2006 Thomson Delmar Learning. ALL RIGHTS RESERVED. 10 Assessment Questions Why has glass ionomer become so popular for restorations? Glass ionomer materials release fluoride In which type of applicators are composite materials available? In compules and syringes What are the three ways composites harden? Through self cure, light cure, and dual cure

11. Copyright © 2006 Thomson Delmar Learning. ALL RIGHTS RESERVED. 11 Summary of Module Key Terms Dental material properties Dental cements Cavity preparations Amalgam restorations Bonding agents Composite restorations