Polycarboxylate cement can be used in the base.
- Polycarboxylate cement is non-irritating and provides protection as well as insulation.
- It can be placed under both direct and indirect restorations
There are three types of bases for pulp defence
- Protective bases
- Insulating bases
- Sedative bases
- These bases are placed before the permanent restorative material
- Protective bases are used before restoration is placed to protect the pulp
- Insulating bases are used to help with thermal shock
- Sedative bases are used for sedation and help numb a pulp which has been damaged or irritated
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