Dental Materials. Restorations, Luting and Pulp Therapy Introduction. Restorations : A restoration is a material which substitutes the missing tooth structure and restores the form and function of the tooth. Types of Restorations.
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Restorations, Luting and Pulp Therapy
A restoration is a material which substitutes
the missing tooth structure and restores the
form and function of the tooth
Treatment to the pulp
zinc oxide eugenol ( ZOE )Temporary Restorations
1. Should have adequate strength to last a few weeks, but weak enough to be
2. Should be easy to insert and remove.
3. Should have adequate seal.
4.Should have antibacterial properties.
5. Should have a beneficial effect (pain relief, healing, etc.) on the pulp.
6. Should have cariostatic properties.
Amalgam --------- composite
- Today an esthetic material implies any material that is capable of reproducing the color and appearance of a natural tooth.
Cementation is the process by which crowns, restorations and other devices are fixed or attached to tooth structure using an intermediate material called cement.
- should have some soothing effect on the pulp of the freshly prepared vital tooth
An example of such a temporary bonding cement is a zinc oxide eugenol based cement
a) strong b) insoluble in oral fluids. c) be advantageous if it had some chemical bonding to the tooth structure.
d) It should be fluid enough to flow .
Ex. zinc phosphate cement, glass ionomer cement, resin cement, polycarboxylate cement
Secondary dentin formation can be induced even when the pulp is not exposed but is near exposure. When the calcium hydroxide is placed in the region of the near exposure, it can still induce new dentin formation through the remaining thin dentinal wall.
important sp. When metallic R. Is used.
- Thickness at least 0.75 mm