Biocompatibility of Materials for use in the Body

Question 1

What is a biomaterial?

Examples of materials used in dentistry?

Answer 1

Question 2

History

Answer 2

Question 3

History and present

Answer 3

Question 4

What are biomaterials used for?

Answer 4

Question 5

What are the dental concerns of biocompatibility in dentistry?

Answer 5

1) safety to patient
2) safety to staff
3) regulatory compliance issues
4) legal liability

Question 6

What is biocompatibility?

Answer 6

Biocompatibility is the ability of a material to perform with an APPROPRIATE HOST response in a given SPECIFIC APPLICATION.

Question 7

What do materials used in dentistry come into direct contact with?

Answer 7

• Hard tissues of the teeth
• The soft tissue of the oral mucosa
• The pulp & periapical tissues

Question 8

Key elements
What should materials in dentistry be?

Answer 8

Question 9

What does biocompatibility relate to?
What happens when a material is placed in the body?

Answer 9

Question 10

Biocompatibility concerns interaction between?

Answer 10

Question 11

What effects does the body have on the implant material?

Answer 11

Question 12

What effects does the implant have on the body?

Answer 12

Question 13

How can we assess / test biocompatibility?
What tests are available (what do they assess?)

Answer 13

Question 14

What are the factors affecting biocompatibility ?

Answer 14

Question 15

Tests?

Answer 15

Question 16

Standards that regulate the measurement of biocompatibility

Answer 16

Question 17

Biocompatibility involves 2 components which are:

Answer 17

Question 18

What are the 2 types of in vitro tests we can do?

Answer 18

Direct or indirect

Question 19

What are the requirements for biocompatibility in vitro testing methods?

Answer 19

Question 20

Selection of the test methods to assess compatibility

Answer 20

Question 21

Dental compatibility
What type of adverse effects are seen and how often?

Answer 21

Question 22

Tissue - material interface
What tissues interact with dental materials?

Answer 22

Tissues that interact with dental materials include:
- soft tissues in the mouth - gingiva, mucosal tissues
- hard tissues in the mouth - bone, tooth enamel, dentin and cementum

Question 23

What are the risks for the practitioner?

Answer 23

Question 24

Biocompatibility of common dental restorative materials

What is biocompatibility of amalgam?

Answer 24

Question 25

Biocompatibility of Resin based composites?

Answer 25

Question 26

Biocompatibility of glass ionomer cements?

Answer 26

Question 27

Biocompatibility of gold foil and cast alloys?

Answer 27

Question 28

Biocompatibility of ceramics?

Answer 28

Question 29

All dental materials in current use are considered to be ACCEPTABLE because?

Answer 29

Question 30

SUMMARY

Answer 30