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10 Cards in this Set
- Front
- Back
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What are disadvantaes of gluteraldehydes?
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Evaporate at room temperature -> bronchospasm, headaches, skin, MM irritation
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What is the required exposure time for ethyl or isopropyl alcohol?
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1-15 minutes of exposure to kill HIV and HBV
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What is the steris system?
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20-45 minutes in 35% peracetic acide -> sterilization of heat sensitive items (fiberscopes and laryngoscope blades)
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What is used to clean blood spills
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1:10 or 1:100 of chlorine
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What is ethylene oxide used for?
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Heat/moisture sensitive items (rubber, plastic)
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What is the MOA of ethylene oxide?
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Destroys nucleic acids
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What is the sterilization time necessary for ethylene oxide?
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105-260 minutes
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When is aeration required after EtO use?
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W/ substances that absorb EtO: paper, rubber, PVC. Requires 8-12 hours w/ mechanical aeration, 7 days ambient aeration
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What are disadvantages of EtO?
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Flammable and explosive (usually combined w/ fluorocarbon quenching agent), repeated exposure -> decreased structural integrity of plastics, time needed for aerations
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What are the effects of EtO on humans?
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n/v, eye irritation, headache, incoordinaation, memory loss, neuropathies, carcinogen
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