Restorative Dentistry

Question 1

If one would choose a 2-Step CR technique, what steps should be preferentially combined for maximum longevity of the restoration?

Answer 1

2 Step : Combined Primer + Adhesive

Total Etch is preferred for optimal creation of resin tags

Question 2

What sort of retention is created by Tooth Implants?

Answer 2

Macromechanical retention through fusion of titanium implant to bone

Question 3

Why would you not use RMGIC for a closed tunnel prep?

Answer 3

Inability to light cure

Question 4

How long should Permite Amalgam be triturated for?

Answer 4

8 seconds

Question 5

Permite Extended Carving Time Amalgam allows you how long for condensing and carving?

Answer 5

Condensing: 5 minutes
Carving: 7 minutes

Question 6

Permite Regular Set Amalgam allows you how long for condensing and carving?

Answer 6

Condensing: 3.5 minutes
Carving: 5.5 minutes

Question 7

What are the steps for Bonded Amalgam?

Answer 7

1. Condition D
2. Fuji Bond 2:1 D + LC
3. Fuji Bond 2:1 Whole Cavity (No LC),
4. Pack amalgam
5. LC Margins (RMGIC will eventually chemically cure)

Question 8

What are the indications for using Bonded Amalgam?

Answer 8

Weak Cusp
Cracked Cusp
Fracture

Question 9

Can Bonded Amalgam be used with pins?

Answer 9

Yes

Question 10

What is the Liquid/Powder ratio for a luting/bonding agent?

Answer 10

1P : 3L

Question 11

What is the Liquid/Powder ratio for a bonding liner?

Answer 11

1P : 1L

Question 12

What is the Liquid/Powder ratio for a base?

Answer 12

3P : 1L

Question 13

What percentage of RMGIC is resin?

Answer 13

6-13%

Question 14

What don’t we dissicate dentine?

Answer 14

Liner is hydrophilic so requires the presence of water