Immediate Dentures

Question 1

What is an immediate denture?

Answer 1

Any removable prosthesis fabricated for placement immediately following EXTs

Question 2

What is an interim prosthesis?

Answer 2

Prosthesis designed to enhance esthetics, stabilization and/or function for a limited period of time

Question 3

What is indicated when perio disease is rampant?

Answer 3

Conventional immediate denture

Question 4

What are advantages of immediate denture?

Answer 4

• Psychological
• Preserve esthetics and VDO
• Mastication
• Acts as a bandage
• Speech

Question 5

What are disadvantages of immediate denture?

Answer 5

• More post-insertion care
• More complex
• No try in
• More expensive
• Need to be relined

Question 6

What are contraindications for an immediate denture?

Answer 6

• Pt indifferent about being edentulous
• Cant EXT teeth at one appt due to health
• Finances
• Irregular arrangement of natural teeth
• Severe gag reflex
• Extensive bone loss or large exostoses

Question 7

What is the 1st appt in making an immediate denture?

Answer 7

Prelim impression with alginate

Question 8

When is a 2-piece tray technique used?

Answer 8

For very divergent teeth or severe ridge undercuts

Question 9

When may you use a sectional impression tray?

Answer 9

• Remaining teeth are mobile
• Severe labial undercuts caused by anterior ridge or teeth

Question 10

How much of a wax spacer is needed when using elastometic impression material (PVS)?

Answer 10

2-3mm

Question 11

How much of a wax spacer is used when using alginate?

Answer 11

4-5mm

Question 12

With a split/sectional impression, the linguals of remaining teeth are captured using a custom tray. How do you impress the facial surfaces?

Answer 12

Heavy body and no tray

Question 13

Does blubite offer resistance?

Answer 13

No

Question 14

The amount of the ridge removed from the cast is dependent on what?

Answer 14

Periodontal health of the teeth to be removed

Question 15

The amount of ridge to trim after cutting the teeth off the cast is dependent on what?

Answer 15

The amount of alveolar bone loss to the extractions

Question 16

The occlusal shceme is usually dictated by

Answer 16

the natural dentition

Question 17

How much healing time is given after the posteriors are extracted in 2 stage EXTs?

Answer 17

6-9 weeks

Question 18

When may a surgical template be used?

Answer 18

When removing exostoses on cast or ridge height is being reduced to correct VDO

Question 19

What do we use to check the fit of the denture base?

Answer 19

PIP

Question 20

When immediate denture is delivered, how long should pt keep it in for?

Answer 20

first 24 hrs to limit swwelling and protext EXT sites and clots

Question 21

Removing denture at night allows

Answer 21

small blood vessels to enlarge and provide nourishment to tissues supporting the dentures

Question 22

What happens at the 24 hr follow up?

Answer 22

• Remove denture for 1st time
• Adjust basal seat if needed
• Adjust border areas
• Adjust occlusion

Question 23

What is the next appt after 24 hr follow up?

Answer 23

1 week unless they report soreness

Question 24

What happens after 9-12 months after the EXTs?

Answer 24

There is sufficient healing to reline or fabricate a definitive denture