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10 Cards in this Set
- Front
- Back
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What will sterilization kill?
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All microorganisms including bacterial spores
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Describe pasteurization
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Immersion in hot water (70-100C) for 30 minutes, does not damage equipment
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What does autoclaving kill?
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All bacteria, spores, viruses
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Describe autoclaving
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Steemp under pressure (>100 C) -> coagulation of proteins. Instruments wrapped in packaging that can be penetrated by steam (towels)
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What is the tape on autoclaved instruments for?
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Changes color when exposed to steam
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What are the advanatages of autoclaving?
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fast, cheap, no toxic products/residue
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What are the disadvantages of autoclaving?
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Damage to heat sensitive items (rubber & plastic), blunting of cutting edges, corrosion of metal surfaces, degradation of drugs
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What is dry heat sterilization
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Like autoclaving, but no steam -> slow, but does not corrode metals or blunt instruments
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What do gluteraldehydes kill?
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Pretty much everything (may leave some spores)
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What are advantages of gluteraldehydes?
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High level disinfection w/in 30 minutes, sterilization w/in 3-10 hours
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