Biocompatibility of Materials for use in the Body Flashcards
What is a biomaterial?
Examples of materials used in dentistry?
History
History and present
What are biomaterials used for?
What are the dental concerns of biocompatibility in dentistry?
1) safety to patient
2) safety to staff
3) regulatory compliance issues
4) legal liability
What is biocompatibility?
Biocompatibility is the ability of a material to perform with an APPROPRIATE HOST response in a given SPECIFIC APPLICATION.
What do materials used in dentistry come into direct contact with?
• Hard tissues of the teeth
• The soft tissue of the oral mucosa
• The pulp & periapical tissues
Key elements
What should materials in dentistry be?
What does biocompatibility relate to?
What happens when a material is placed in the body?
Biocompatibility concerns interaction between?
What effects does the body have on the implant material?
What effects does the implant have on the body?
How can we assess / test biocompatibility?
What tests are available (what do they assess?)
What are the factors affecting biocompatibility ?
Tests?
Standards that regulate the measurement of biocompatibility
Biocompatibility involves 2 components which are:
What are the 2 types of in vitro tests we can do?
Direct or indirect
What are the requirements for biocompatibility in vitro testing methods?
Selection of the test methods to assess compatibility
Dental compatibility
What type of adverse effects are seen and how often?
Tissue - material interface
What tissues interact with dental materials?
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
What are the risks for the practitioner?
Biocompatibility of common dental restorative materials
What is biocompatibility of amalgam?
