Decontamination Flashcards
What is a critical device?
a device which penetrates soft tissues, makes contact with bone and enters or contacts the bloodstream or normally sterile tissue
examples of a critical device
surgical and biopsy instruments
forceps
what is a semi-critical device?
a device that comes into contact with non-intact skin or mucous membrane , but does not penetrate soft tissue or make contact with the bloodstream, bone or normally sterile tissue
examples of a semi-critical device
dental mirror
anaesthetic syringe
non-critical device - define
A device that only comes into contact with the skin and intact mucous membrane
example of a non critical device
chair light handle
cycle of processing instruments
cleaning
disinfection
inspection
packaging
sterilisation
transport
storage
use
transport
Types of sterilisers
type B = vacuum
type N - non vacuum
manual cleaning methods
immersion
non-immersion
When would you use an ultrasonic bath?
as a backup method for cleaning after the washer disinfector
types of purified water
reverse osmosis
deionised
distilled
sterile
stages of a washer disinfector
prewash
main wash
rinse
thermal disinfection
drying
How often should an ultrasonic bath be degassed?
every morning before equipment is used
How is a Degas cycle done?
chamber filled with water and detergent
standard production cycle ran with chamber empty except for the load carrier
Why must an ultrasonic bath be degassed?
there are air/gas bubbled inside water normally
during ultrasonic process any bubbled created will collapse into air bubbles
