SUR 101 - Decont/Ster

Card Set Information

SUR 101 - Decont/Ster
2012-11-04 16:29:00
Decontamination Sterilization

Decontamination Sterilization
Show Answers:

  1. is decontamination safe for patient use?
    big fat negative
  2. are CS personnel required to become certified?
    • yes ma'am
    • 2 years from the date of hire to attain credential
    • recommended by Association for Advancement of Medical Instrumentation (AAMI)
  3. sterile processing certification program accredited by NCCA
    Certification Board of Sterile Processing and Disinfection (CBSPD)
  4. 5 levels of certification from CBSPD
    • technician
    • supervisor
    • manager
    • surgical instrument processor
    • ambulatory surgery
  5. what can be applied to the instruments to prevent debris from drying during transport?
    enzymatic foam or solution
  6. what should be worn when using chemical disinfecting agents?
  7. what is the purpose of prerinsing or presoaking?
    to prevent blood and debris from drying on instruments or to soften and remove dried blood and debris
  8. how long should instruments soak in chlorine compound?
    no more than 1 hour
  9. most reliable solution in reducing the prior titer within 1 hour
    chlorine bleach
  10. alkaline prion-inactivating and removal detergent that is corrosive potassium hydroxide solution
    Hamo 100
  11. what is Hamo 100 not used for?
    • soft metal or anodized aluminum
    • rigid or flexible endoscopes
  12. purpose of manual cleaning
    remove residual blood and debris before terminal sterilization or high-level disinfection
  13. how are microsurgical and ophthalmic instruments cleaned?
    • cleaned and dried by hand
    • not to be put in washer-sterilizer
  14. what kind of detergent is used when manual cleaning?
    • noncorrosive, neutral pH, low-sudsing, free-rinsing detergent
    • should be compatible with local water supply
  15. what should temp of water be for manual cleaning?
    should not exceed 140 degrees F to prevent burns of the skin
  16. what does washer-sterilizer require?
    require instruments to be prewashed by hand in germicidal solution at 110 degrees F
  17. temp of washer-sterilizer
    250-280 degrees F
  18. washer-decontaminator temp
    140-180 degrees F
  19. arranging instruments in washer-decontaminator
    • heavy instruments in separate tray or in body of tray
    • concave surfaces with bowl side down
    • open box locks and pivots of hinged instruments
    • disassemble complex instruments
    • position sharp or pointed instruments carefully
    • do not randomly pile on top of one another
  20. ultrasonic cleaning
    • uses high-frequency sound waves
    • process of cavitation
    • generates tiny bubbles small enough to get into serrations, crevices, etc.
  21. how deep should ultrasonic tank be filled
    to a level of 1 inch above top of instrument tray
  22. temp of water for ultrasonic cleaning
    100-140 degrees F
  23. types of instruments recommended to be cleaned by ultrasonic method
    ophthalmic, microinstruments, glassware, rubber goods, thermoplastics
  24. what type of water are instruments rinsed in for ultrasonic cleaning?
    hot deionized water
  25. what types of instruments should be lubricated after cleaning?
    instruments with moving parts
  26. how are instruments lubricated?
    immersed in antimicrobial water-soluble lubricant that is steam penetrable
  27. what should not be used to lubricate?
    • mineral oils
    • silicones
    • machine oils
  28. how long are instruments lubricated?
    30-45 seconds
  29. what is done if box locks are frozen?
    leave instruments in water-soluble lubricant overnight
  30. how are instruments marked for identification?
    • NOT etched
    • some affix specialized heat-stable tape to instruments to color code them by sets or specialty, wrapped around circumference of handle but not overlapped
  31. are OR personnel qualified to sharpen or repair surgical instruments?
    negative batman
  32. expected life of instruments
    at least 10 years
  33. why does disinfection differ from sterilization?
    by its lack of sporicidal power
  34. developed classification system in 1968 to determine appropriate method to attain desired level of processing
    Earle H. Spaulding
  35. Spaulding's classifications
    • critical items must be sterilized because they enter sterile tissue
    • semicritical items require high-level decontamination but also may be sterilized
    • noncritical items adequately cleaned by intermediate or low-level disinfection
  36. process of destroying or inhibiting growth of pathogenic microorganisms on inanimate objects
  37. high-level disinfection
    kills all bacteria, viruses, and fungi
  38. after high-level disinfection, what is item rinsed in?
    sterile distilled water
  39. intermediate-level disinfection
    • kills most bacteria, viruses and fungi on noncritical items
    • inactivates Mycobacterium tuberculosis
  40. low-level disinfection
    kills most vegetative bacteria, fungi and least resistant viruses on noncritical items
  41. chemical agents for disinfection registered with?
    Pesticide Regulation Division of Environmental Protection Agency (EPA)
  42. what is required as a rinse with sterile and high-level disinfected items?
    sterile water
  43. what is used as a rinse with semicritical and noncritical disinfected items?
    tap water
  44. level of disinfection for ethyl and isopropyl alcohol
    intermediate level
  45. timing of disinfection for ethyl and isopropyl alcohol
    10-30 min
  46. effectiveness of ethyl and isopropyl alcohol
    bactericidal but not bacteriostatic or sporicidal
  47. level of disinfection for glutaraldehyde
  48. timing of disinfection for glutaraldehyde
    • sterile - 10 hours at 25 C
    • high-level - 45 minutes at 25 C
  49. effectiveness of glutaraldehyde
    virucidal, fungicidal, sporicidal
  50. level of disinfection of Cidex-activated alkaline 2.4%
  51. timing of disinfection of Cidex-activated alkaline 2.4%
    • sterile - 10 hours at 25 C
    • high-level - 45 minutes at 25 C
  52. effectiveness of Cidex-activated alkaline 2.4%
    virucidal, fungicidal and sporicidal
  53. level of disinfection of Iodophors
    low at wide range of pH
  54. timing of disinfection of Iodophors
    10-30 minutes
  55. effectiveness of Iodophors
    not sporicidal
  56. level of disinfection of peracetic acid (STERIS 0.2%)
  57. timing of disinfection of peracetic acid (STERIS 0.2%)
    12-30 minutes
  58. effectiveness of peracetic acid (STERIS 0.2%)
    virucidal, fungicidal and sporicidal
  59. how does alcohol kill microorganisms?
    coagulation of cell proteins
  60. what is added to alcohol to prevent corrosion of metal?
    0.2% sodium nitrite
  61. should alcohol be used to clean up blood or body fluid spills?