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33 Cards in this Set
- Front
- Back
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What are 6 types of sterilization methods?
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Dry heat, boiling, steam heat, ethylene oxide gas, radiation, cold sterilization.
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How do you dry heat sterilize?
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Flaming/baking. 320* F for 1-2 hours.
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Advantage to dry heat sterilization?
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Does not dull sharp edges.
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How do you boil sterilization?
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212*F for 30 mns.
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What's a disadvantage to boiling?
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Possible contamination during cooling.
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How do you steam heat sterilize?
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Autoclave. 250*F 15-20 mns.
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What's a disadvantage to steam heat sterilization?
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It dulls sharp edges.
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What is ethylene oxide gas sterilization used for?
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For heat-sensitive objects. some plastics.
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Who used radiation sterilization?
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The manufacturers.
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What are disadvantages to cold sterilization?
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Not true sterilization, does not kill spores, instruments not used in sterile environments.
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What are 3 indicators used when sterilizing?
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Autoclave tape, indicator tape, gas indicator tape.
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How do you know autoclave tape is working?
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The strips turn black.
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How do you know indicator strips are working?
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They say OK.
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Where do you place indicator strips?
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Inside the pack, in the center of the material - it indicates the heat has penetrated through.
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How do you know gas indicator tape is working?
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It turns red when it comes into contact with gas.
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What position do instruments need to be in when autoclaving?
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In the unlocked position. To prevent warping & loss of clamp compression.
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What should you avoid doing to the pack when autoclaving?
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Avoid sudden cooling of instruments.
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What should you place inside the tray when autoclaving?
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A cloth, to absorb moisture.
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How long are plastic packs good for?
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1 year, if it remains sterile.
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How long are double-wrapped cloth packs good for?
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3 months, it it remains sterile.
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How long are double-wrapped paper packs good for?
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6 months, if it remains sterile.
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What are 3 ways to clean instruments? Not sterilizing them.
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Manual cleaning, ultrasonic cleaner, washer sterilizer.
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How do you manually clean instruments?
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Warm water +/- mild detergent, clean w/soft nylon brush-esp. hinges & serrations, rinse & dry thoroughly.
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How do you ultrasonically clean instruments?
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Rinse off blood/debris first, cleaner vibrates instruments in a liquid (open instruments, don't pile them up), immediately remove-rinse-dry thoroughly. Allow to air dry b/4 autoclaving.
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How do you washer sterilize instruments?
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Mechanical cleaner-mainly in large institutions (human hospitals).
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Cause/solution to stiff hinges on instruments.
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Debris, detergent - ultrasonic cleaning.
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Cause/solution to cracks in instruments.
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Improper use - replace instruments.
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Cause/solution to corrosion on instruments.
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Autoclave minerals - 1:1 ammonia water plus grain alcohol & rub.
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Cause/solution to misaligned jaws on instruments.
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Improper use - replace instruments.
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Cause/solution to loose screws on instruments.
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Ultrasonic cleaner - tighten screws.
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How do you lubricate instruments?
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Instrument milk (bath or spray), light application, hinges only.
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What is an instrument lubricant?
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A non-oil, light instrument oil.
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What are some desired qualities of packaging material?
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Heat resistant, lightweight, little memory (lies flat when opened), durable, selective permeability (yes to steam & gas, no to dust &/or microbes), moisture resistant, economical.
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