Occlusal Equilibration Flashcards Preview

Fixed Prosth, Module I > Occlusal Equilibration > Flashcards

Flashcards in Occlusal Equilibration Deck (10)
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1
Q

Rules of Occlusion
n Rule #1
n The buccal occlusal line angle of the mandibular teeth rests in the ____ line of the maxillary teeth

n Rule #2
n The lingual occlusal line angle of the maxillary teeth rests in the ____ line of the mandibular teeth

n Rule #3
n Supporting cusp tips rest in marginal ridge areas EXCEPT:
n____ cusps of maxillary molars** n____ cusps of mandibular molars**

A

central fossa
central fossa
mesiolingual
distobuccal

2
Q
Stage I: Achieve balanced occlusion
n goal: CR=ICP
n Grind on inclines of \_\_\_\_ ONLY
n If both markings on supporting cusps, grind mark closest to \_\_\_\_
n If both on cusp tips, grind \_\_\_\_
A

supporting cusps
cusp tip
both

3
Q

Stage I: Achieve balanced occlusion (continued)
n Place FOAs in position of ____
n For anterior teeth, grind on ____ of mandibular ____ teeth

A

readiness
facial
anterior

4
Q

Selective Grinding Procedure

nStageII: Define functional outer aspects
n Place articulating paper and guide mandible into lateral excursions
n FOA􏰄s narrowed until they are ____mm wide
n Once established, DO NOT reduce in subsequent steps

A

1

5
Q

Selective Grinding
Procedure
n Stage III: Establish freedom of mandibular movement
n 1. Eliminate ____ interferences n 2. Eliminate ____ working
interferences
n 3. Eliminate ____ interferences
n 4. Eliminate ____ interferences n 5. Establish ____

A
non-working
cross-tooth
working
protrusive
canine guided occlusion
6
Q

Selective Grinding Procedure
n 1. Eliminate non- working interferences
n Occur on inner inclines of supporting cusps
n Grind on on ____ of ____ cusps
B
L
Be careful not to eliminate ____

A

inner inclines

supporting cusps

7
Q
Selective Grinding Procedure
  n 2. Eliminate cross-tooth working interferences
n Occur on:
n \_\_\_\_s of maxillary \_\_\_\_
cusps
n Inner aspects of \_\_\_\_ cusps
n Reduce \_\_\_\_guiding inclines
A

FOA
lingual
mandibular guiding
mandibular lingual

8
Q

Selective Grinding Procedure

   n 3. Eliminate working interferences
n Occur on:
n \_\_\_\_ of mandibular
buccal cusps
n Inner inclines of \_\_\_\_ cusps
n Reduce \_\_\_\_ guiding inclines
A

FOAs
maxillary buccal
maxillary buccal

9
Q

Selective Grinding
Procedure

n4. Eliminate protrusive interferences
nWant disarticulationof \_\_\_\_ teeth
n During protrusion, may have contact:
n \_\_\_\_
n \_\_\_\_
n Mesial inclines of \_\_\_\_
n Eliminate all other protrusive contacts
A

posterior
mandibualr incisors
canines
mandibular first premolars

10
Q

Selective Grinding Procedure
n 5. Establish canine guided occlusion
n ___ of canines contact opposing guiding incline of ___ during lateral excursion

A

mandibular FOA

maxillary canines