TRIAL DENTURE Flashcards
Define Trial Denture?
Slide 4
Define Try in verification?
Slide 5
Why is Try in verification important
Slide 6
What are the objectives of try-in? [5]
Slide 7
What are the two aspects of try-in?
Slide 8
Name four aspect to inspect during extra-oral examination of trial denture?
Slide 9-14
List four aspect during inspection of master cast? [4]
Slide 10
List three aspect during inspection of trial denture base?
Slide 11
Assessment of trial denture on the articulator and the teeth?
Slide 12-14
For maxillary trial denture check for denture base extensions?
Slide 17
How to examine extension of upper trial denture?
Slide 18
Correction of upper trial denture extension entails?
- Taking secondary impressions
- Make sure frenae are properly relieved
What is the most important feature of retention that can be done at this stage for maxillary trial denture?
Posterior Palatal Seal
List three advantages of placing post dam in trial denture?
Slide 21
Facts about poor retention?
Poor retention makes it difficult to carry out accurate assessment of occlusion so denture fixative (paste,adhesive pads) may be used especially in patients with unfavorable anatomical features
How to evaluate retention in upper trial denture?
Slide 23
How to evaluate stability of upper trial denture?
Slide 25
What are the causes of instability? [3]
Slide 26
Properly oriented occlusal plane is important to? [4]
Slide 27
PPCB
Why is retention of lower denture poor when compared to the upper denture? [2]
Slide 31
How to test for lower trial denture retention?
Slide 32
Where should the lower occlusal plane be?
Slide 33
Incisal edge of lower Canine and cusp tip of first premolar located at the level of lower lip at the corner of the mouth when the mouth is slightly open
Where should the posterior end of the lower occlusal plane be?
At the level of the anterior 2/3 of the retromolar pads
Discuss tongue space? [3]
Slide 35
How to check for neutral zone (lower trial denture)? [3]
Slide 36
How does the tongue cause instability of the lower denture?
If the tongue is more mobile than the cheeks
Slide 37
Cramped tongue space may be due to? [3]
Slide 37
How to test for tongue space?
Slide 38
Checking for upper and lower dentures together? [4]
Slide 39
Notes under verifying Vertical dimension? [5]
Slide 41
Verifying centric relation?
Slide 42
Any error in centric relation will lead to?
The teeth sliding over each other
Slide 42
If error of CR is due to mounting, the following would have occurred?
Slide 43
Facts about Eccentric relation records?
Slide 44
Contact during protrusion
At least three widely separated points of occlusion should exist
Slide 45
Preliminary selection of artificial teeth [4]
Slide 49
Last slide is 50
