1,3,5 Restorations

Question 1

First Steps

Answer 1

1. Clean Dentiform and operating field
2. Avoid direct bright light
3. Lightly dampened alcohol gauze

Question 2

Place composites in 1-2 increments

Answer 2

Every increment must be smooth before placing the next

Use the side of the instrument to smoot. DO NOT pull or condense

Question 3

You should light cure each increment for at least 20 seconds (T/F)

Answer 3

True:
Maintain adequate coverage, perpendicular to the surface and keep it close to the contact
Do not look at light

Question 4

What finishing bur should you use for Class 1

Answer 4

Football shaped (use carefully)

Question 5

(T/F) Composite can be rough/grainy for polishing

Answer 5

False: composite needs to be smooth

Question 6

What bur is used for polishing

Answer 6

Diacamp Polishers:
Blue (medium) slow speed with water
Grey (fine) fast and dry

Question 7

What bur is used to finish class 5

Answer 7

Not a football bur. Generally a tapered fissure (7801, 7802)

Question 8

(T/F) You place retention grooves in a class 3 restoration on normal teeth

Answer 8

False; only used for the dentiform

Question 9

How is a class 3 restoration finished

Answer 9

1. 12 scalpel blade to “shave” excess composite @ ginigival margin
2. Football bur on Lingual surface
3. Apply grit strips - don’t flatten maintain contour
   Darkest to lightest - rinse between