Week 1 PP

Question 1

What is a Prosthodontist?

Answer 1

The dentist who is committed to the restoration and replacement of teeth focusing on fixed or removable prosthodontics. Additional 3-year training at a university

Question 2

Indications for Fixed Prosthodontics

Answer 2

• 1 or 2 adjacent teeth are missing in the same arch
  -the supportive tissues are healthy
  -suitable teeth are present
  -the patient is in good health and wants the prosthesis placed
  -the patient has the skills and motivation to maintain good oral hygiene

Question 3

Contraindications for Fixed Prosthodontics

Answer 3

• the supportive tissues are diseased or missing
  -suitable teeth are not present
  -the patient is in poor health
  -the patient is not motivated to have the prosthesis placed
  -the patient has poor oral hygiene habits
  -the patient cannot afford the treatment $$$

Question 4

3 Stages for Fixed Prosthetic Appointment

Answer 4

1. Treatment plan, cost, prelim impressions/other diagnostic tools appointment - assistant takes impressions, pours study models, etc.
2. Dentist prepares teeth - Assistant fabricates and cements temporary restoration
3. Insert permanent prosthetic - dentist inserts/delivers permanent prosthetic - assistant removes permanent cement

Question 5

What type of technology requires only 1 appointment?

Answer 5

Digital - Cerec Technology

Impressions are not required, digital impressions are taken

Question 6

Examples of Indirect / Fixed Restorations

Answer 6

-Inlays & Onlays
-Veneers
-Crowns
-Fixed bridge
-Implant related indirect restorations

Question 7

What is an Inlay?

Answer 7

-Involves the proximal surface and only a portion of the occlusal surface

• cusps are NOT involved
  -placed on posterior

May be made from: porcelain, other ceramics, gold (depends on cost)

Question 8

What is an Onlay?

Answer 8

-involves the proximal surface and most or all of the occlusal surface

• cusps are involved
  -placed on posterior

May be made from: gold, porcelain, other ceramics (depends on cost)

Question 9

What are Veneers?

Answer 9

• a thin shell of tooth-coloured material
  -made from: porcelain or other ceramic
  -placed on ANTERIOR teeth

Question 10

2 Types of Veneers

Answer 10

1. Direct Veneers
2. Indirect Veneers

Question 11

What are Direct Veneers made of?

Answer 11

Composite material (direct application - on site)

Question 12

What are Indirect Veneers made from?

Answer 12

Porcelain or Ceramic, fabricated in the dental laboratory (indirect application - off site)

Question 13

3 Types of Crowns

Answer 13

1. Full Crowns - completely around tooth
2. Three-Quarter Crown - some enamel can be saved, not surrounding entire tooth
3. Implant Supported Crown - all artificial

Question 14

Reason for a Crown?

Answer 14

Decay is too extensive - an inlay or onlay can not be used

Question 15

What are implant supported indirect restoration?

Answer 15

Artificial teeth are anchored to surgically embeded tissue or bone

Question 16

What is the most common type of implant?

Answer 16

Endosteal implant

Question 17

What is a Subperiosteal implant?

Answer 17

Placed under and on top of bone, not enough alveolar ridge

Question 18

What is a Transosteal implant?

Answer 18

Inserted on the mandible when ridges are severely resorbed

Question 19

4 Types of Bridges

Answer 19

Cantilever bridge
Maryland bridge (resin bonded bridge) (wings!!)
Traditional Bridge
Implant Supported Bridge

Question 20

What is the Unit of a fixed bridge?

Answer 20

Used to describe the # of tooth

Question 21

What is a Pontic of a fixed bridge?

Answer 21

missing tooth/artificial tooth

Question 22

What is an Abutment of a fixed bridge?

Answer 22

tooth anchoring the bridge