copy dentures

Question 1

What is a Copy Denture?

Answer 1

duplication with or without modifications of a patient’s existing denture.

Question 2

Describe the technique required to make a copy denture.

Answer 2

1. record OVD, RVD, freeway space and decide if OVD needs increasing or kept the same.
2. position dentures into duplication flasks to record the teeth and polished surface.
3. remove excess alginate and expose the denture borders before applying separating medium.
4. pour the impression material into the fitting surface of the denture.
5. select tooth shade, fill out lab card and disinfect to send to lab.

Question 3

Advantages of Copy Dentures

Answer 3

• similar shape to previous denture so pt can adapt easily
• fewer clinical stages
• not as many imps needed
• can produce a spare set for the pt
• appearance can be maintained or changed depending on what the pt likes/doesn’t like.

Question 4

Indications for a copy denture:

Answer 4

• pt would like a spare set and is satisfied with the current denture function and aesthetics.
• staining of current denture
• worn teeth / overclosure
• fractured baseplate or teeth in an otherwise functional denture.