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MDA Chapter 21

Principles & Techniques of Sterilization

TermDefinition
autoclave Used to sterilize articles by way of steam under pressure
biologic indicators Vials or strips, also known as spore tests, that contain harmless bacterial spores; used to determine whether sterilization has occurred.
biologic monitoring Verifies sterilization by confirming that all spore-forming microorganisms have been destroyed
chemical vapor sterilization Sterilization by means of hot formaldehyde vapors under pressure
clean area Place where sterilized instruments, fresh disposable supplies, and prepared trays are stored.
contaminated area Place where contaminated items are brought for precleaning
critical instruments Item used to penetrate soft tissue or bone
dry heat sterilizer Instrument for sterilization by means of heated air
endospore A resistant, dormant structure formed inside of some bacteria that can withstand adverse conditions
non-critical instruments Items that come in contact with intact skin only
process indicators Tapes, strips, or tabs with heat-sensitive chemicals that change color when exposed to a certain temperature.
process integrators Strips placed in packages that change color when exposed to a combination of heat, temperature, and time.
semi-critical instruments Items that come in contact with oral tissues but does not penetrate soft tissue or bone
ultrasonic cleaner Instrument that loosens and removes debris by sound waves traveling through a liquid.
use-life Period of time during which a germicidal solution is effective after it has been prepared for use
Created by: stacyb27
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