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iRubric: Fixed Prosthodontics ACC rubric
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Fixed Prosthodontics ACC
Fixed Prosthodontics PFM
Rubric Code:
TX9B3CW
By
Operative
Ready to use
Public Rubric
Subject:
Health
Type:
Assignment
Grade Levels:
Graduate
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All Ceramic Crown Preparation
Ideal
100 pts
Acceptable
81 pts
Modifications
62 pts
Unacceptable
0 pts
Incisal/occlusal reduction
Ideal
Uniform incisal reduction
2.0 mm - 2.5 mm
Acceptable
Uneven reduction AND/OR
Occlusal 2.6 mm - 3.0 mm
Modifications
Uneven reduction AND/OR
1.5 mm - 2.0 mm
Unacceptable
Significant error AND/OR
>3.0 mm or < 1.5 mm
Axial reduction (Probe & Putty )
Ideal
Uniform reduction
≥1.0 mm - ≤ 1.5 mm
Acceptable
Uneven reduction
> 1.5 mm - ≤ 2.0 mm
F L M D
Modifications
Uneven reduction
≥.5 mm - < 1.0 mm
F L M D
Unacceptable
Significant error
F <.5 mm or > 2.0 mm
F L M D
Lingual Wall Height (Probe)
Ideal
1.5 mm- 2.0 mm
Acceptable
**************DO NOT USE*************
Modifications
1.0 mm - 1.4 mm
Unacceptable
< 1.5 mm
Taper and Line of Draw (Visual)
Ideal
Ideal 6° - 16° and LD along the long axis of the tooth
Acceptable
Slight over taper and LD along the long axis of the tooth
Modifications
Moderately Over Taper/Parallel and LD along the long axis of the tooth
Unacceptable
Significantly over taper OR LD with significant deviation
Undercut (Probe)
Ideal
No undercut
Acceptable
****************
DO NOT USE*********
Modifications
*********
DO NOT
Unacceptable
Undercut
Shoulder Width of the Margin
Ideal
Well defined shoulder
1.0 mm - 1.5 mm
Acceptable
1.6 mm - 2.0 mm
Modifications
0.5 mm - < 1.0 mm
Unacceptable
< 0.5 or > 2.0 mmm or Chamfer preparation
Significantly irregualr
Shoulder Finishing
Ideal
Continuous, smooth
Acceptable
Minor roughness
Modifications
Multiple areas of minor roughness/irregular/lack of definition
Unacceptable
Significantly rough, indefinite not continuous
Shoulder Angulation (Visual/Expl.)
Ideal
90°/ No “J” shape
Acceptable
Greater than 90°/ No “J” shape
Modifications
Less than 90°/ No “J” shape
Unacceptable
Unsupported enamel
“J” Shape
Shoulder Location
Ideal
0- ≤ 0,5 mm
below the free gingival margin no damage to the gingiva
Acceptable
> 0 - 0,5 mm
above free gingival margin no damage to the gingiva
Modifications
> 0.5 or <1 mm
above free gingival margin with no tissue damage
Unacceptable
Sub-gingival ≥ 1 or >1.0 mm both with tissue damage
Interproximal Clearance
Ideal
Perio-probe tip passes without binding
Acceptable
************DO NOT USE******************
Modifications
Perio-probe tip passes
with minor binding
Unacceptable
Perio-probe tip does not pass
interproximal
Line Angles (Tactile and Visual)
Ideal
Smooth/rounded line angles
Acceptable
************DO NOT USE******************
Modifications
Minor sharpness on finishing lines on a line angle
Unacceptable
Sharp Line Angles
Damage of Adj. Teeth (Vi
Ideal
No damage
Acceptable
Minor scratch
Modifications
Multiple areas of scratches/ Can be polished
Unacceptable
Significant damage/ Requires a restoration to fill the void
Subjects:
Health
Types:
Assignment
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