Decontamination Process Flashcards

1
Q

What factors can benefit or detriment the decontamination process

A
  • time between use and decontamination
  • water used
  • detergents and disinfectants
  • energy
  • temperature
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2
Q

How does the time between use of an instrument and decontamination affect the process?

A
  • blood and biological matter dried
    • adheres to surface of instrument
  • should be as quick as possible
    • instruments can be bagged and sprayed
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3
Q

What stages of the decontamination can use tap water be used for?

A
  • ultrasonic
    • mixture of hot and cold
  • manual cleaning
    • mixture of hot and cold
  • washer disinfector
    • will have a mains cold connection
      • may be hot as well
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4
Q

What can contribute to conductivity of water?

A
  • minerals
  • silicates
  • organics
  • metals
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5
Q

What can conductivity also be referred to as and what is it measured in?

A
  • total dissolved solids (TDS)
  • micro-siemens (us)
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6
Q

What kind of water must be used for sterilisers?

A
  • purified water
    • distilled
      • boiling and recondensing
    • de-ionised
      • passed through ion exchange
    • reverse osmosis
      • semi-permeable membrane filter
    • sterile
      • filtered then sterilised
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7
Q

What are the different types of detergents and when might they be used?

A
  • high and low alkaline detergent
    • enclosed processes
  • enzymatic detergent
    • breaks down proteins
    • ultrasonic and manual washing
  • pH neutral detergent
    • manual washing
    • washer disinfector
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8
Q

What is the generic structure of detergents and disinfectants?

A
  • hydrophobic and hydrophilic ends
    • contamination attaches to phobic
    • flushed away by philic attraction
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9
Q

How is energy created by the different cleaning methods?

A
  • manual cleaning
    • scrubbing brush
  • ultrasonic bath
    • high frequency sound waves
  • washer disinfector
    • water jet/spray
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10
Q

What is the Sinner Circle

A
  • energy
  • chemical
  • time
  • temperature
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