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iRubric: Fixed Prosthodontics PFM rubric

iRubric: Fixed Prosthodontics PFM rubric

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Fixed Prosthodontics PFM 
Fixed Prosthodontics FMC
Rubric Code: AX9B325
By Operative
Ready to use
Public Rubric
Subject: Health  
Type: Assignment  
Grade Levels: Graduate

Powered by iRubric Porcelain Fused to Metal
  Ideal

100 pts

Acceptable

81 pts

Modifications

62 pts

Unacceptable

0 pts

Occlusal/Incisal reduction

Ideal

Uniform reduction
≥1.5mm - ≤2.0 mm
Acceptable

Uneven reduction
>2.0 mm - ≤ 2.5 mm
Modifications

Uneven reduction
≥1.0 mm - <1.5 mm
Unacceptable

Significant error
>2.5 or < 1 mm
Axial reduction (Probe & Put

Ideal

Uniform reduction
F ≥1.5mm - ≤ 2.0 mm
L ≥1.0 mm-- ≤ 1.5mm
Acceptable

Uneven reduction
F >2.0mm- ≤2.5 mm
L > 1.5 mm-≤ 2.0 mm
Modifications

Uneven Reduction
F ≥ 1.0 mm - < 1.5 mm
L ≥ 0.5 - < 1.00 mm
Unacceptable

Significant error
F <1.0mm or > 2.5 mm
L < 0.5 mm or > 2.0 mm
Axial Wall Height (Probe)

Ideal

≥ 2.0 mm
Acceptable

≤1.5mm - < 2.0 mm
Modifications

**********DO NOT USE****************
Unacceptable

< 1.5 mm
Taper (Visual)

Ideal

Ideal 6° - 16°
Acceptable

Slightly over taper
Modifications

Parallel
Unacceptable

Significantly over taper
Undercut (Probe)

Ideal

No undercut
Acceptable

**********DO NOT USE****************
Modifications

**********DO NOT USE****************
Unacceptable

Undercut
Line of Draw(Relative to long Axis)

Ideal

Along long axis of the tooth
Acceptable

Slight deviation
Modifications

**********DO NOT USE****************
Unacceptable

Significant Deviation
Marginal Width & Configuration (Pro

Ideal

F (Ms)≥1.mm - ≤ 1.5 mm
L (Ch)≥0.5mm- ≤ 1.0 mm
Acceptable

F (Ms) >1.5mm - ≤ 2.0 mm
L (Ch)>1.0mm- ≤ 1.5 mm
Modifications

**********DO NOT USE****************
Unacceptable

F (Ms)< 1.0mm or > 2.0 mm
L (Ch)< 0.5mm or > 1.5 mm
Margin Finishing (Vis and Expl)

Ideal

Continuous, smooth,
Acceptable

Minor roughness
and/or lack of definition
Modifications

Multiple minor roughness
And/or lack of definition
Unacceptable

Significantly rough, indefinite
not continuous.
Unsupported Enamel (Vis & Expl)

Ideal

90°/ No “J” shape
Acceptable

**********DO NOT USE****************
Modifications

**********DO NOT USE****************
Unacceptable

Unsupported enamel
“J” Shape
Margin Location

Ideal

0.5 mm from
free gingival margin
Acceptable

> 0.5- ≤1 mm from
free gingival margin
Modifications

< 0.5 or >1 mm from
free gingival margin
Unacceptable

Sub-gingival / Periodontal Encroachment or ≥ 1.5 mm from free gingiva
Interproximal clearance (Probe)

Ideal

Perio-probe tip passes without binding
Acceptable

Perio-probe tip passes
with minor binding
Modifications

**********DO NOT USE****************
Unacceptable

Perio-probe tip does not pass
interproximally
Finishing (Tactile & Visual)

Ideal

Smooth/rounded finishing lines and line angles
Acceptable

Minor sharpness on finishing lines and line angles
Modifications

Multiple sharpness on finishing lines and line angles
Unacceptable

**********DO NOT USE****************
Damage of Adj. Teeth (Vi

Ideal

No damage
Acceptable

Minor scratch
Modifications

Multiple area of scratches
Unacceptable

Significant damage




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