Cavity Preparation Flashcards
1
Q
What are the principles of cavity preparation?
A
- Access
- -> Dam
- -> Remove enamel with high speed bur - Extent
- -> Follow spread of caries at ADJ & clear
- -> Smooth enamel cavo-surface margins - Remove dentinal caries
- -> Sharp probe to detect ‘sticky’ caries
- -> Only leave stain if hard under probe
- -> Residual dentinous caries should be removed first before pulpal floor
- -> Slow speed/ hand excavator - Modifications
- -> Modify cavity in accordance to choice of restorative material