Card Set Information
Surgical assisting VT
Technician role in surgical assisting
How should instruments be handled when preparing them for cleaning?
Surgical intruments should be disassembled if multi-componential and separated accordingly to be cleaned
What are different types of sx packs?
Lg animal pack
What are the steps involved in cleaning instruments?
Rinse in water immediately after sx
Soak in neutral pH detergent
Scrub with soft brush
Thoroughly rinse & allow to air dry
Instrument milk on working actions
Inspect for cleanliness
Prepare for autoclave
What is written on the autoclave tape?
Initials, date & contents
What type of drape is made for single use?
Before cloth drapes and gowns are sterilized, what must be done to prepare them for the autoclave?
Wash, dry and fold in accordian style, then double wrap
How is the surgery gown folded?
What is asepsis?
Removal of microorganisms from living tissue
What are the 4 techniques to prevent contamination during sx?
Scrubbing of surgical site
Scrubbing in surgical assistants
Sterile sx techniques
Monitoring for sterility breaks
Exogenous sources of microorganisms include what?
What is an endogenous microorganism considered?
Source from within the patient by bloodstream
When a wound is closed too tightly, it cuts off the circulation to a portion of the body. This is called what?
List factors affecting contamination
Health of patient
Degree of tissue damage
Virulence & # of infectious agents
Failure in maintaining aseptic technique
What is the difference between sterilization and disinfection?
Sterilization is destruction of all organisms and their spores
Disinfection is the destruction of vegetative forms of bacteria, but not the spores
What are the 3 methods of sterilization?
Dry heat sterilization is used on what type of object? Give an example
Objects that cannot get wet
Moist heat sterilization kills _________ and _________ at __________ temperatures and takes __________ time than dry heat
Bacteria; spores; lower; less
When using the autoclave, what are the most important factors involved in complete sterilization?
Ensuring the contents are completely penetrated and penetrated evenly
What are the settings for a standard use of the autoclave?
Minimum of 13 mins w/ a temp of 121
F) @ 15# of pressure
How long should lg packs be left in the autoclave?
30 - 45 min
What are the settings for a flash sterilizaion?
3 mins @ 131
What are the forms of chemical sterilization? Give an example of each
: hydrogen peroxide gas plasma
What is the type of gas sterilizant that is dangerous due to it's flammability and toxicity?
Ethylene oxide is based off of what characteristics to be effective?
Exposure time and temp
Gas [ ]
Hydrogen peroxide gas plasma inactivated what agents?
Does hydrogen peroxide gas plasma require aeration time?
What are factors which effect chemical disinfection?
Material to be disinfected
Degree of soil and microbial contamination
[ ] of disinfectant
Iodine is an effective ____________ agent
What common surgical scrub can cause skin irritation and acute contact dermatitis?
What are benefits of using chlorhexidine?
Long residual activity
No skin irritation
Alcohol is an effective _____________, but is ineffective against __________ and __________, and cannot be used on __________ because it is cytotoxic.
Antibacterial; spores; fungi; open wounds
What is an example of quaternary ammonium?
This chemical disinfectant has broad bactericidal and virucidal activity but can be cytotoxic.
Glutaraldehyde is commonly used in _____________ and ____________ equipment
Cold trays; endoscopic equipment
What is commonly used for preservation of tissue specimens?
How do you sterilize arthroscopic equipment?
: Cidexplus for 20 min & rinse w/ sterile H
When prepping for sterilization, what are the steps for a surgical assistant to take?
Don cap, mask, & shoe covers
Perform surgical scrub
Don sterile gown
Don sterile gloves
Where should the hands be when performing a surgical scrub?
Above the elbows
What should you always do before performing a surgical scrub?
Don cap and mask
Open the gown pack
How long must you perform a hand scrub to perform adequate sterilization?
What are the two methods of gloving and when are they used?
: minor procedures that require hands to be sterile but no gown (bone marrow biopsy, catheterization)
: used when gowning for sx
What does draping maintain?
A sterile field
What is the draping method using 4 drapes called?
How should a sterile item be opened?
Outer wrap opened by non-sterile assistant by only touching the outside of the pack
Inner wrap opened by surgeon or sterile assistant
How do you open items in plastic or paper wraps?
Peel wrapper back slowly, symmetrically, and facing away from the body so sterile personnel can grab
What is strike through?
When a surgical gown is wet with blood or saline, which is permeable to bacteria
Where is sterile saline poured?
Stainless steel bowl that has not been touched by the container