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iRubric: Operative III Porcelain Veneer Preparations rubric

iRubric: Operative III Porcelain Veneer Preparations rubric

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Operative III Porcelain Veneer Preparations 
Operative III Composite Veneer Restorations
Rubric Code: NX966BX
By Operative
Ready to use
Public Rubric
Subject: Medical  
Type: Assessment  
Grade Levels: Undergraduate, Graduate

Powered by iRubric Porcelain Veneer Preparations
  Ideal

4

100 pts

Acceptable

3

81 pts

Modifications

2

67 pts

Unacceptable

1

0 pts

Putty Matrices

Ideal

Well Adapted

Cuts are in correct location/position
Acceptable

Minor/Isolated Adaptation issues

Cuts are in correct location/position
Modifications

- Multiple minor adaptation issues
- Cuts are in NOT correct location/position but still measurable
Unacceptable

Does not adapt well


Cuts are in NOT correct location/position
CSM

Ideal

Smooth, well defined
No unsupported enamel (sharp enamel angles)
Acceptable

1 area of isolated irregularity


F L I G M D
Modifications

2-3 areas of irregularities



F L I G M D
Unacceptable

-> 3 areas/Significant / sharp
-Unsupported enamel/lip
-Acute/sharp enamel angles
-Under-extended (margin too facial)
-Over-extended (broke contact completely)


F L I G M D
Outline Form (Size and Shape)

Ideal

-Smooth, uniform, rounded angles, free of irregularities

-Involves entire facial surface partially the proximal surfaces

-Ideal outline and shape
Acceptable

1 Isolated area with scratches/ irregularities

Slightly under-extended or slightly over-extended


F L I G M D
Modifications

2-3 areas with scratches/ irregularities/ rough surface/ flat


Under-extended / over-extended


F L I G M D
Unacceptable

-> 3 areas, significant roughness, deep scratches, undercuts, sharp angles
-Very irregular, too shallow, too deep


F L I G M D
Distance from Gingiva

Ideal

0.5-1.0mm
Acceptable
Modifications

>1.0mm - <0.5mm
Unacceptable

>1.5mm or subgingival
Facial Preparation
Cervical

Ideal

0.5
Acceptable

>0.5 but ≤0.7mm
Modifications

>0.7 but ≤1mm
Unacceptable

<0.5mm or
>1mm
Medial/Incisal

Ideal

0.5 – 1mm
Acceptable

>1 but ≤1.5mm
Modifications

>1.5 but ≤2mm
Unacceptable

<0.5mm or
>2mm
Enter Title
Incisal Reduction

Ideal

1-1.5 mm
Acceptable

>1.5 but ≤2.0mm
Modifications

>2 but ≤2.5mm
Unacceptable

<1 mm or >2.5mm
Line angles

Ideal

Slightly convergent towards the facial surface

M D
Acceptable

Overly convergent towards the facial surface
-flat / rounded
M D
Modifications

-Parallel
-too flat / too rounded

M D
Unacceptable

-Divergent towards the facial surface
-No path of insertion
M
Proximal/Axial Contour

Ideal

-Smooth, rounded, well defined
-No unsupported enamel
-No sharp angles
Acceptable

1 Slight, isolated irregularity
-flat / rounded


F L I G M D
Modifications

2-3 areas of irregularities
-too flat / too rounded


F L I G M D
Unacceptable

-> 3 areas or Significant / sharp irregularities
-Unsupported enamel/ Undercuts
-Convergent/retentive


F L I G M D
Adjacent tooth / Remaining tooth

Ideal

No Damage
Acceptable

Minor scratches
Modifications

Scratches needing polishing
Unacceptable

Major Scratches/Nicked requiring a restoration



Keywords:
  • Class IV restorations

Subjects:

Types:

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