1. A - Porcelain Veneers Flashcards
What can porcelain veneers be used for?
- Re-shaping teeth
- Lengthening teeth
- Closing diastemas
- Tetracycline staining
What preparation is the smallest tooth removal of extra-coronal restorations?
Porcelain Veneer Prep
What are the pro’s and con’s of veneers?
- Pros:
- Very aesthetic
- Greater longevity
- Conservative
- Cons:
- Costs
- Time required
- Visits
Which type of veneers are repairable?
- Direct composite veneer
- In-direct composite veneer
Which type of veneer has the best aesthetics?
Stacked Porcelain veneers
What are some contraindications for veneers?
- Lack of available enamel for bonding
- Small hypoplastic spots
- Small diastema closures
- Destructive occlusions
What are the tooth reduction depths for a veneer prep?
- 0.3 mm gingival chamfer
- 0.5-0.7mm incisal and body
- 0.75-1.0mm for dark teeth
Where should the margin of the prep be placed in the contact area?
Facial to the contact area
For diastema closure - lingual to contact
The “S” curve will be more extensive for patients with what?
- Gingival recession
- Large gaps
When do you leave the incisal edge intact?
- Blemishes
- Surface changes
- Small diastema
When do you cut the incisal edge in a prep?
- Grinding/bruxism
- Lengthening
- Re-shaping
In the traditional conservative design of a veneer prep, how do you prepare the incisal edge?
Only prep it labial 1/2 of incisal edge, “barely facial”
What is the reduction when taking off the incisal edge?
1.5 - 2.0 mm
Compare and contrast between acrylic and composite.
- Acrylic
- Good strength & wear resistance
- Composite
- Highly aesthetic, can characterize, lightly bonded to tooth, easily repaired
