2 - Setting and Selectin Teeth on Interim/Immediate Dentures, (Lab 2) Setting teeth on MX Interim Denture

Question 1

for anterior teeth selection:

mode = ___ + ___

Answer 1

form + size

Question 2

what are different anterior teeth forms

Answer 2

square, tapering, ovoid

Question 3

what determines the size of anterior teeth selection

Answer 3

central width, central length, and anterior 6 teeth width (canine to canine distance)

Question 4

how to select anterior teeth for interim/immediate denture

Answer 4

1. pre extraction records/casts
2. photographs
3. camo casts
4. pre extraction facial profile
5. existing prosthesis

Question 5

what dentures do you make with BLUELINE TEETH

Answer 5

1. final complete dentures
2. immediate dentures
3. metal framework partials

Question 6

what dentures do you make with IVOSTAR TEETH

Answer 6

1. interim complete dentures
2. interim partials

Question 7

shade is on what side of teeth card? mold is on what side?

Answer 7

shade = left
mold = right

Question 8

what do you do if natural tooth arrangement is not esthetic

Answer 8

1. reestablish correct incisal edge position, dental midline and esthetically ideal tooth alignment
2. cut away stone teeth and set denture teeth on ONE SIDE FIRST then complete other side
3. selective extraction for esthetic try-in if necessary

Question 9

to preserve incisal edge position and tooth angulation, prior to removal of stone teeth, you should use the boley gauge to mark a horizontal line ___ mm apical to incisal edge of each tooth

Answer 9

15 mm

Question 10

what are the occlusal objectives for creating interim/immediate dentures1

Answer 10

1. centric (bilateral even centric contacts)
2. eccentric (fully balance occlusion during lateral/protrusive movenents)

Question 11

where do you place posterior palatal seal

Answer 11

at posterior vibrating line and anterior butterfly line

Question 12

purpose of posterior palatal seal

Answer 12

1/2. enhance retention and maintain peripheral seal of mx denture base by compensating for (1) polymerization shrinkage and (2) minor denture base functional movements
3. smooth transition from denture to soft palate
4. prevent food entrapment
5. strengthen denture
6. comfort to dorsum of tongue

Question 13

how to identify posterior palatal seal area

Answer 13

1. draw line 1 mm anterior to posterior extension of denture
2. draw second line anterior to first in butterfly pattern

Question 14

the bead seal should not extend where

Answer 14

tuberosity of torus

Question 15

how many working days to create interim/immediate denture

Answer 15

10 working days

Question 16

after wax boil-out stage, you should do what before packing

Answer 16

round off sharp interproximal points

Question 17

steps for rehydrating denture

Answer 17

1. 2 hours in low pressure container
2. soak in water for 72 hours

Question 18

what can be used to make sure the extraction surgery will fit the denture

Answer 18

1. silicone cast replica
2. clear surgical stent

Question 19

why use clear surgical stent for immediate denture

Answer 19

1. guide if tuberosity/exostosis reduction is necessary
2. give previous before the delivery

Question 20

what is used to check the adaptation of the denture bearing surface

Answer 20

pressure indicating paste

Question 21

what is the seating, adjusting, and delivery of the prosthesis

Answer 21

insertion

Question 22

when dismissing patient from oral surgery from extractions, the denture must remain in the patient mouth at all times for how many hours

Answer 22

first 24 hours

Question 23

what to do if your patient comes in looking like this for 24 hour check

Answer 23

THIS IS ACTUALLY NORMAL!

Question 24

what are the problems that each of the arrows depict

Answer 24

orange = under extension of flange
blue = ulcer near canine area
black = buccal frenum - denture too high, attachment needs mroe space

Question 25

what is applied to improve the fit of the denture before extraction healing is completed

Answer 25

soft liner

Question 26

how much space is needed for soft liner

Answer 26

1-2 mm

Question 27

how often do you replace soft liner

Answer 27

every ideally 2-4 weeks but normally 1-2 months

Question 28

how often do you replace tissue donditioner

Answer 28

7-10 days

Question 29

patient should not soak denture into what with a tissue conditioner or soft liner?

Answer 29

efferent cleaning solutions - will cause liner to bubble

Question 30

what is this:

displays plastic behavior
adapt to changing shape of tissues (first couple days)
less viscous
higher flow characteristics
may need to be changed 7-10 days, sooner if acute problems (2-3 days)

Answer 30

tissue conditioner

Question 31

indications for tissue conditioner

Answer 31

Indications: tissue mobility, IPH,
Candida infection, used as a functional
impression material, inflammation
or
irritated tissues, to help better adapt an
interim/immediate denture

Question 32

you should delay use of tissue conditioner for how long? why?

Answer 32

at least 1 week because tissue is changing so rapidly

Question 33

what is the tissue conditioner used at creighton

Answer 33

coe comfort

Question 34

should you remove tissue conditioner that extends INTO the extraction sockets?

Answer 34

YES!

Question 35

what is this:

displays less plastic behavior
than tissue conditioners
lesser flow characteristics
lasts 1-2 months

Answer 35

resilient soft liner

Question 36

indications for using reslilient soft liner

Answer 36

when tissue is more stable (less inflammation) approximately one month after extractions

Question 37

what to do when prosthesis w/ soft liner is not in mouth

Answer 37

soak in water - do not use effervescent cleaneres

Question 38

what consistency do you place the denture with liner into the mouth

Answer 38

honey consistency

Question 39

do you remove buccal bone on patient cast when creating dentures on patient in clinic?

Answer 39

NO! this is only done because we are working on typodont. never done in clinic because that means bone removal on patient

Question 40

posterior teeth _ shimstock
anterior teeth _ shim
pin should be at ___

Answer 40

hold, drag, 0

Question 41

what does it mean to have cross arch bilateral balance

Answer 41

in r lateral, l lateral, and protrusive all movements incisal edges and cusps should touch