SUR 101 Ch. 8
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chemical used to remove microorganisms on skin or other tissue
chemical intended for inanimate surfaces only
agent that inhibits bacterial colonization but does not destroy bacteria
number and type of live bacterial colonies on a surface before it is sterilized
process in which instruments and supplies are first cleaned and then processed through chemical or mechanical means so that they are safe for handling
process that removes most but not all microbes on inanimate surfaces
destruction of all microorganisms including mycobacteria but not forms (bacterial spores)
cleaning effective against mycobacteria and most viruses
cleaning that destroys most viruses and bacteria
all steps necessary to render soiled medical devices safe for use on the next patient
process that results in the complete destruction of all viable forms of life on an object
standards for sterilization and disinfection are established by:
- Association for the Advancement of Medical Instrumentation (AAMI)
- Association of Surgical Technologists (AST)
- Association of periOperative Registered Nurses (AORN)
- Centers for Disease Control and Prevention (CDC)
- The Joint Commission (TJC)
role of ST in infection control
to implement the specified procedure correctly and safely according to protocol
system that assigns a risk category that is specific to the regions of the body in which the device is to be used
risk categories of the Spaulding system
- critical risk
- semicritical risk
- noncritical risk
to what is critical risk category assigned?
sterile body tissues including vascular system
to what is semicritical risk assigned?
mucous membranes and nonintact skin
to what is noncritical risk category assigned?
intact skin and medical devices that touch only the skin
basis of safe reprocessing
- soiled instruments and other surgical equipment reprocessed in a designated area separated from surgical suites
- staff members fully trained in standards
- healthcare facility provides written policies and procedures
- evidence-based methods for quality control used
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