Sealants chapter 59

Question 1

What are sealants?

Answer 1

Preventive form of dentistry to prevent decay, placed in the P+F, Flourable resin and plaster, Plastic material that is boned to tooth surface. (etched)

Question 2

Name the two ways in which a sealant is cured?

Answer 2

Self cured and light cured

Question 3

What is the main reason a sealant may fail?

Answer 3

Any moisture; saliva, air/water syringe or Pts breath

Question 4

What surfaces are sealants performed on?

Answer 4

P+F, Occlusal and B + L grooves

Question 5

Name two criteria that determine the need for a sealant?

Answer 5

Deep p+f , preferably newly erupted teeth, less than 4 years and high caries risk

Question 6

What is the main method of isolation when performing a sealant?

Answer 6

cotton roll, dental dam or dry angle

Question 7

Name the steps in placing a sealant:

Answer 7

1. Examine tooth- stains/existing decay , tooth anatomy 
2 .pumice to clean tooth 
3. Isolate 
4. Etch 30 secs 
5. Rinse 30 secs 
6. Dry- frosty or chalky white 
7. Apply sealant material 
8. cure 20 secs 
9. Check sealant w/ mirror and explorer for smoothness and voids 
10. floss 
11. Check occlusion w/ articulating paper
12. Rinse BPA layer 
13. Post op

Question 8

Describe a situation where a rubber dam may be used to do a sealant, and why are they not used all the time?

Answer 8

If a restoration is being done in the same quadrant.

Because of excess saliva.

Question 9

When using a self cure sealant what precaution must be taken to help ensure a good sealant?

Answer 9

Time efficient and mix thoroughly

Question 10

How long sure the etch procedure last?

Answer 10

30 secs

Question 11

What is the visual desire of the tooth surface when drying after the etch procedure?

Answer 11

chalky or frosted

Question 12

how long should the rinse procedure last after etch?

Answer 12

30 secs

Question 13

What product is used to polish that surfaces of the teeth prior to a sealant and why?

Answer 13

Pumice because it doesn’t have fluoride