Sterilization
Which method of sterilization is the most popular and cost efficent?
Steam
How should air hoses of powered instruments or fiber-optic light cords be placed in rigid container trays for sterilization?
coiled loosely in perforated or mesh basket
A pulse oximeter would be classified as a _____ patient care item
noncritical
What is the term for inanimate objects that harbor microorganisms that contribute to environmental contamination?
Fomites
Which part of the instrument reprocessing cycle is performed intraoperatively?
wiping with sterile water, intermittent cleaning
Which type of packaging system has filters and removable locking devices?
Rigid Containers
When nested basin sets are being sterilized, how should they be placed in the steam sterilizer?
fold side down with a towel used to separate them
These items require either intermediate-level or low-level disinfection
non critical
Which of the following chemicals is a high level disinfectant when items are immersed for 20-30 minutes and a sterilant if items remain immersed for 10 hours
Cidex (Glutaraldehyde)
Which part of the instrument reprocessing cycle is performed postoperatively?
Spraying with enzyme solution, disassembling
Which concept has replaced the previous system of assessing storage conditions and package integrity based on an arbitrary expiration designation?
event related sterility
Why are large steam sterilizers loaded with space between wrapped items or trays?
It allows adequate circulation and penetration of steam to all surfaces.
Implantable items (wires, screws, joint replacements, mesh, sutures) would be classified as a _____ patient care item
critical
What type of solution would be appropriate for animate objects?
Antiseptic
What is the type of process the ultrasonic cleaner uses to dislodge minute particles of soil and organic debris?
Cavitation
What is the weight that AAMI has recommended instrument sets should NOT exceed?
25 pounds
What is a potential risk of placing surgical instruments of dissimilar metallic type together in a washer sterilizer cycle
electrolytic conduction reaction
High-level disinfection should be used for items in this category
Semi- Critical
Which type of chemical solution is made of catalysts that aid in breaking down proteinaceous debris such as blood and fat?
enzymatic
What is the term used to describe the process of removing all soiled linen, waste, and instruments from the room and cleaning of furniture, floors, or other contaminated surfaces in preparation for opening new supplies for a subsequent case?
turnover
The biological indicator (BI) for the steam sterilization method is:
Geobacillus stearothermophilus
Why are items disinfected or sterilized in activated glutaraldehyde dried prior to submersion?
Moisture will eventually dilute the concentration to ineffective levels.
True or false: It is appropriate to use immediate use steam sterilization for implantable devices
FALSE!!!
What is another name for the intermediate-level disinfectant compound phenol?
carbolic acid
During manual cleaning of surgical instruments, what type of solution should be used?
lukewarm water, detergent, and enzymatic cleaner with neutral pH