week 1: FCV

Question 1

indications for a FVC

Answer 1

protect weakened tooth
restore function
aesthetics
speech

Question 2

advantages of FVC

Answer 2

durable 
strong in thin sections 
does not wear opposing teeth 
biocompatible 
resistant to corrosion
easy to adjust 
polishable

Question 3

disadvantages of FVC

Answer 3

aesthetics
cannot be added to
cost

Question 4

principles of preparation

Answer 4

Allow room for thickness of metal 
Have retention and resistance forms 
No undercuts 
Supergingival if possible 
Chamfered margins 
As conservative as possible

Question 5

what do grooves add

Answer 5

retention and resistance

Question 6

what does the functional cusp bevel add

Answer 6

structural durability

Question 7

what instruments do we need for FVC

Answer 7

Chamfer bur
Fine needle bur
Rugby ball bur
Long tapered shoulder bur

Question 8

how do we prep for a FVC

Answer 8

1. Occlusal - 1mm clearance
   
   2. Buccal - 1.5mm clearance
   3. Lingual - 0.5mm chamfer
   4. Mesial
      Distal

Question 9

what is the criteria for a FVC

Answer 9

occlusal reduction of 1mm with morphology 
1.5mm functional cusp bevel 
buccal and lingual axial 0.5mm 
proximal reduction 0.5mm 
12 degree taper 
finishing 
no iatrogenic damage