why, when and how to replace missing teeth Flashcards
(21 cards)
What are some reasons for replacing missing teeth? 4
- Appearance
- Occlusal stability
- Function
- Psychological
What are the potential consequences of not replacing missing teeth? 2
- Overeruption of opposing tooth
- Tilting of adjacent teeth causing problems for cleaning and removable prosthesis
What functions are impacted by missing teeth? 2
- Mastication
- Speech
How many functional teeth are needed on each side to maintain adequate oral function?
At least 4 functional teeth
What psychological effects can result from tooth loss? 2
- Tooth loss acceptance
- Restricted food choices
2 types of prosthetic tooth replacement options?
- Fixed prosthesis
- Removable prosthesis
2 ways fixed prosthesis can be retained
tooth retained
implant retained
What are the advantages of fixed prostheses over removable prostheses for patients?
- Feels more secure
- Feels like getting their teeth back again
What are the dentist’s reasons for choosing fixed prostheses?
- Meet patients’ expectations
- can be incorporated within crown design
- Facilitate oral hygiene - denture pt have more plaque
What are the advantages of a fixed bridge? 3
- Small so comfortable
- Minimal mucosal coverage
- Not removable, so can’t get lost or broken and more secure
What are the disadvantages of a fixed bridge? 8
- Destructive on abutment tooth during prep
- Doesn’t replace missing alveolar bone
- Difficult to maintain oral hygiene
- Difficult to perform RCT on abutment teeth
- May fracture as porcelain
- Difficult to remove if issues arise
- Long appointments
- Requires healthy abutment tooth
What are the types of fixed bridge options?
- Resin retained cantilever bridge
- Conventional fixed cantilever bridge
- Conventional fixed-fixed bridge
- Resin retained fixed-fixed bridge
- Hybrid bridge
- Implant retained prosthesis
what is a resin retained cantilever bridge?
stuck in position on one side
What is a conventional fixed cantilever bridge?
A bridge with the crown retained on one side
What is a conventional fixed-fixed bridge?
A bridge with the crown retained on both sides
what is a Resin retained fixed-fixed bridge?
resin retained on both sides
what is a Hybrid bridge?
one side resin retained component and other side crown retained
What bridge design allows for less destructive tooth preparation in wonky teeth?
Fixed moveable design
What is a spring cantilever?
A type of cantilever bridge design where the abutment is a more posterior tooth
Fill in the blank: A fixed moveable bridge allows for two paths of _______.
insertion
True or False: A fixed bridge can be easily removed if issues arise.
False
