Aseptic Technique 1

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Author:
kris10leejmu
ID:
143385
Filename:
Aseptic Technique 1
Updated:
2012-03-23 21:58:45
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Clinical Practice
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Clinical Practice
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  1. Define asepsis.
    prevention of contact with microorganisms
  2. Define aseptic technique
    all of the steps taken to prevent contact with microorganisms
  3. What are the different sources of contamination to the surgical wound?
    • environment
    • surgical instruments & materials
    • personnel
    • patient
  4. Describe an aseptic surgical room?
    • smooth, cleanable surfaces
    • proper ventilation and air flow
  5. How do we ensure that surgical instruments and other materials are properly sterilized?
    run them through the autoclave
  6. What should sterile personnel wear while in surgery?
    • cap
    • mask
    • scrub suit
    • scrub hands and arms
    • sterile gowns and gloves
  7. What are some ways to prepare a patient for surgery?
    • fast
    • bath
    • walk
    • enema
    • clip
    • scrub
  8. What do we need to do to the patient before surgery?
    • clean dirt from hair and skin
    • get rid o fany discharges (GI tract contents)
  9. Define pack preparation
    surgical materials made up into sterile packs
  10. What are things that can be wrapped in a pack?
    • gowns
    • scrub suits
    • drapes
    • towels
    • sponges
    • laparotomy pads
  11. What is a standard pack and what is an individual pack?
    • standard pack: general, all instruments
    • individual pack: individual instruments so if an instrument gets dropped on the floor you don't have to open up a whole new pack
  12. How should materials be wrapped for packs?
    should be strong without tearing and with no holes
  13. What kind of material can be used for wrapping packs?
    • cloth
    • paper
    • plastic
  14. Describe the envelope wrap.
    • the pack is wrapped in such a way that it can be opened aseptically without touching the inside of the pack
    • may double wrap for added security
    • held together with indicator tape on outside
  15. What happens if you pack a pack too tightly?
    steam won't penetrate all the way to the middle
  16. Why do we use trays in surgical packs?
    to prevent instruments from poking holes in wrapping
  17. Does autoclaving remove dirt?
    no
  18. What do we have to do to the instruments before we autoclave them?
    clean them
  19. What should be on the pack label?
    • contents
    • size and type (for gowns, scrub suits, drapes)
    • date of sterilization
    • initials
  20. How long does a pack stay sterilized?
    3 - 4 weeks
  21. What do you do if sterile packs are out of date?
    rewrap them and resterilize them
  22. Steam needs to reach at least ___ degrees fharenheit for at least ___ minutes or ___ psi for at least ___.
    • 250 degrees fharenheit
    • 30 minutes
    • 15 psi
    • 15 minutes
  23. Other than a steam autoclave, what are other ways to sterilize?
    • gas (ethylene oxide)
    • dry heat oven (not practical)
    • boiling (not practical)
    • chemical sterilization (cold pack) (not a good way)
  24. When do we use for items that can't go through steam (example: plastic)?
    use ethylene oxide
  25. What are indicators?
    tape or paper strips placed outside and inside packs to show that the pack has been properly sterilized
  26. What do we use autoclave tape for?
    • outside pack to show that it has been exposed to steam - does not prove all microbes in pack are killed
    • a piece of tape can be placed inside pack to ensure all microbes have been killed
  27. What are indicator strips?
    placed inside pack and do not change color unless pack has been hot enough for long enough
  28. What are gas indicator strips?
    change color when adequately exposed to EO (ethylene oxide)
  29. What are surgical gowns made of?
    cloth or disposable paper
  30. What is the purpose of a surgical gown?
    sterile covering for operating room personnel to contain microbes on our clothes and bodies and to prevent contamination
  31. How do we wrap gowns?
    • accordion fold before wrapping
    • front of gown and arms to the inside
  32. How do we open and put on a sterile gown?
    • hold gown by neck and let it fall open
    • put arms into sleeves but not all the way through for closed gloving
    • assistant ties in the back
  33. What is purpose of scrubs?
    • clean, loose fitting clothing to be worn only in the surgery suite
    • prevent carrying contamination in
    • prevent carrying contamination home
  34. What is the purpose of drapes?
    sterile covering for patient used to keep surgical field as aseptic as possible
  35. What are the different types of drapes?
    • window drapes
    • four-corner drapes
  36. How are the drapes secured to the patient?
    towel clamps or sutured
  37. What is a window drape?
    a hole cut in the middle of the drape
  38. What is a four-corner drape?
    Four drapes used to create a window
  39. What are the advantages and disadvantages to using the four-corner drape method?
    • advantages: can control hole size, can be used to drape a more awkward location
    • disadvantages: more complicated, more stuff to slide around
  40. What is the purpose of surgical gloves?
    • sterile covering for surgeon's hands
    • stronger and stretchier than exam gloves
  41. How do we reuse surgical gloves?
    • wash, dry gloved hands
    • lightly powder gloved hands (talc) so they don't get sticky
    • remove gloves from hands
    • turn inside out and glow up like a balloon to check for tears and holes
    • pack left and right globes, same size, on correct sides of pack
    • palm up, cuff folded so thumb is just sticking out
  42. What is open gloving?
    done with out gown
  43. What is closed gloving?
    • done after gown is put on
    • hands stay inside the sleeves initially

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