W1. Types of the fixed prosthetic appliances Flashcards
I. Basics
1. What are the 3 main types of fixed prosthetic appliances?
- Extracoronal
- Intracoronal
- Intraradicular
II. Extracoronal
1. What are the 3 types of single tooth restoration?
- Full coverage crown
- Partial coverage crown
- Veneers
II. Extracoronal
2A. Describe Full Coverage Crown
Restore/cover all surface of the clinical crown of the prepared tooth
II. Extracoronal
2B. What are the 3 main materials used for full coverage crown?
- Metal
- Nonmetal (ceramic, composit)
- Combination
II. Extracoronal
2C. What are the 4 features of metal crown?
1. Mainly for posterior teeth (upper arch)
2. Tooth structure preservation
3. Long span bridge
4. Economic reason
II. Extracoronal
3. What is the Critical criteria of Jacket crown?
1/ 1mm min at 90° shoulder margin
2/ 1mm min all round buccal and palatal
3/ 1.5mm min at incisal edge
II. Extracoronal
4. What are the materials that can be used for the full coverage crown?
- Metal
- Non-metal
- Combination
II. Extracoronal
5A. What are the 2 examples of combinations of materials used for full coverage crown?
- Porcelain fused to metal
- Acrylic veneered metal crown
II. Extracoronal
5B. What are the advantages of Porcelain fused to metal crown?
- The strength from metal substructure is its major advantage
- It resists occlusal and other forces well.
- It may allow minimum palatal reduction.
- Can be adapted to many shape of tooth preparation.
- Additional retention can be gained in difficult preparation by the use of pins or grooves.
II. Extracoronal - Principals of tooth preparation
6A. What are the 4 principles of tooth preparation?
- Preservation of tooth structure
- Structural durability
- Marginal integrity
- Preservation of periodontium
II. Extracoronal - Principals of tooth preparation
6B. Which principle of tooth preparation does this picture demonstrate?
Preservation of tooth structure
II. Extracoronal - Principals of tooth preparation
6C. Which principle of tooth preparation does this picture demonstrate?
Structural durability
II. Extracoronal - Principals of tooth preparation
6D. Which principle of tooth preparation does this picture demonstrate?
Marginal integrity
II. Extracoronal - Principals of tooth preparation
6E. Which principle of tooth preparation does this picture demonstrate?
Preservation of periodontium
II. Extracoronal - Single tooth restoration
7A. What does Single tooth restoration mean?
Cover only the damaged coronal part of the tooth
II. Extracoronal - Single tooth restoration
7B. What are the 3 types of single tooth restoration?
- Full coverage crown
- Partial coverage crown
- Venners