Midterm 1: Rubber Dam Flashcards
What does isolation mean in dentistry?
To place a tooth (or teeth) apart from the rest of the oral cavity
Almost all restorative materials have to placed on a ___ (wet/dry) tooth in a ____ (wet/dry) environment.
dry
dry
What are some forms of dental isolation?
- cotton rolls
- dri angles
- rubber dam
- isolite
What are some advantages of isolation?
- comfort
- protection of soft tisseus by retracting
- protection from swallowing or aspiration of the foreign bodies + lawsuits
- dry clean working field
- infection control
- protection from blood/saliva
- reduces airborne bacteria and potential infectious disease and health risks
Rubber dams _______ (increase/decrease) accessibility to operative site, retraction, visibility, and color contrast.
increase
Will isolation IMPROVE properties of restorative materials? Why or why not?
YES
resin materials not properly set in contaminated environment
prevent contamination of tooth preparation
What are rubber dams?
sheet of rubber with holes for teeth punched in it to isolate teeth from oral environment
What are some materials of rubber dams?
- Latex
- Nitrile
- Isoprene
Which holes are used for anterior teeth (rubber dam punch)?
small holes (2)
Which holes are used for premolars (rubber dam punch)?
medium holes (3)
Which holes are used for molars (rubber dam punch)?
large holes (5)
How many teeth should you punch out in the rubber dam?
to the opposite cuspid
What does “W” mean for clamps?
wingless
What does “A” mean for clamps?
deep-reaching
to engage root subgingivally
When should you attach the frame?
After you squeeze tooth with clamp through the rubber dam
