Cantilever bridges- construction guidelines. Two piece bridges with rigid and non-rigid precision attachments. Lab protocol

Question 1

What is a cantilever

Answer 1

• FPD used when support can only be achieved from one side

- Pontic support placed on medial side

Question 2

Advantages of cantilever

Answer 2

conservative design

easy to fabricarte

Question 3

Disadvantages of cantilever

Answer 3

• Torqueing forces on abutment

- Cannot restore long spanning edentulous space

Question 4

Types of cantilever

Answer 4

• Cantilever bridge with pontic placed towards front of mouth
• Cantilever bridge with pontic placed towards back of mouth
• Spring cantilever
• Two piece bridges with rigid and non rigid precision attachments

Question 5

Type of connector used when entire load of pontic transferred to abutment

Answer 5

Ridge connector

Question 6

Type of connector used when single path of insertion not possible

Answer 6

Non ridge connector