2 - Anterior FDP Provisional Restoration

Question 1

Integrity
Material:

Answer 1

Bis-acryl composite resin

Question 2

Integrity
Setting time

Answer 2

0-45 seconds:
Dispense material in provisional matrix and insert into mouth.
2-3 minutes
Removal from the mouth
6 minutes
Complete set

Question 3

Cons of Integrity

Answer 3

Expensive
Very brittle
Difficult to repair it well
Worse polish/finishing

Question 4

Pros of integrity

Answer 4

Easiest to handle
Low exothermic reaction
Better wear resistance
Low polymerization shrinkage
Lower tissue toxicity
Uniform, airless material mixture

Question 5

Cons of Jet acrylic (Poly methyl methacrylate (PMMA))

Answer 5

Requires skills for handling
High exothermic reaction
Worse wear resistance
High polymerization shrinkage
Higher tissue toxicity
Air entrapment on material

Question 6

Pros of Jet acrylic (Poly methyl methacrylate (PMMA))

Answer 6

Inexpensive
Good flexural strength
Easy to repair it well
Better polish/finishing

Question 7

What type of pontic did we make for the provisional

Answer 7

Ovate pontic