Summary: Topic 16: Prosthodontics
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1 Replacement of Missing Teeth
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What are the appliance options for teeth replacement?
1.Removable -acrylic denture ,cobalt-chrome denture
2.Fixed -resin-bonded bridge ,conventional bridge ,implant -
When is a full denture used?
When all upper and lower teeth are missing -
What are the things to consider when decision making for patient's denture?
1. Number and status of remaining teeth
2. Future tooth loss
3. Palatal coverage
4. Financial factor
5. Aesthetics -
Which type of bridge attaches via metal wings?
Resin bonded bridge -
Which type of bridge attaches via crowns?
Conventional bridge -
What is a resin-bonded bridge (RBB)?
A type of bridge consisting of a porcelain tooth with a metal wing that bonds to the back of the adjacent tooth. -
What are the advantages of resin-bonded bridge (RBB)?
1. Minimally invasive
2. Suitable alternative for nervous or needle phobic patient
3. Shorter appointment times
4. Lower cost
5. More favourable mode of failure compared to conventional bridge -
What are the indications of resin-bonded bridge (RBB)?
Minimally restored abutment tooth = substantial enamel available
Short edentulous span
Good moisture control -
What are the contraindications of resin-bonded bridge (RBB)?
Heavily restored abutment tooth = reduced enamel
Mal-aligned abutment
Unfavourable occlusal schemes
Allergy to base metal alloy -
What is a conventional bridge?
Conventional bridge consists of porcelain teeth joined together with crowned teeth on either side.
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