clean needle tech

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clean needle tech
2011-12-04 14:49:59
intro clinical tech

clean needle tech
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  1. autogenous
    infections caused by pathogens a person already has
  2. cross infection
    infections caused by pathogens acquied from another person
  3. personal protective equiptment
    • disposable gowns
    • goggles
    • disposable gloves
    • disposable masks
  4. HAV
    can survive outside the body for months
  5. HBV survives
    up to a week
  6. HCV can survive
    4 days
  7. HDV
    only infects someone wiht hep b
  8. HAV
    • short term incubation
    • fecal contaminated food and water
    • ABRUPT onset, anorexia, fatigue, nausea, dark urine, jaundice
    • S\S 2 months duration
    • handwashing and prope sanitation prevents
    • vaccine available
  9. HBV
    • Long term incubation 50 - 180 days
    • most significant occupational risk in US
    • 30 % possible risk infecction with hypodermic
    • INSIDIOUS onset, mild flu like S\S, anorexia, nausea, abdominal pain, joint pain, severe fatigue for weeks, possiblly chills, rash, diarrhea, depression
    • 30% no S\S
    • can have chronic phase
    • can cause lifelong infection, cirrhosis, liver cancer, liver failure
  10. HCV
    • most common bloodborne viral infection in us
    • 40-60% of chronic liver disease in US
    • Infected may develop cirrhosis or liver cancer
    • INSIDIOUS onset, s\s anorexia, nausea, vomiting, jaundice
    • Interferon\ribaviran 24 weeks to 2 years is treatment
    • possible with acupuncture, but mostly with direct passage of blood through skin with hollow needles
  11. HDV
    • requires presence of HBV, defective virus
    • HBV vaccine effective against HDV
  12. HEV
    • fecal-oral
    • large outbreak in developing countries
    • 20% mortality rate for pregnant women
    • SUDDEN onset of fever, malaise, nausea, anorexia, jaundice may be present
    • not chronic
    • NO vaccine
  13. HBV becomes chronic
  14. HIV
    • -virus turns CD4 (T4) cells into reproduction factory, destroying them and immune response eventually
    • -interrupts cell mediated response to antigens
    • -blood to blood contact more direct method
  15. MRSA
    • -gram positive, coagulase positive
    • -skin to skin contact
    • -readily transmitted from patients to healthcare workers, staff, and other patients
  16. prevent MRSA spead
    • -hand washing, hand disinfectants
    • -barrier protection
    • -proper handling of contaminated sharps, disposable supplies
    • -avoid contact with draining wound
  17. basic CNT principles
    • -always wash hands btwn patients
    • -always use sterile needles
    • -always establish clean field
    • -always wash hands prior to inserting needles if hands have become contaminated
    • -always isolate used needles
  18. CNT washing hands
    • -liquid soap reccomended
    • -vigorous rubbing for 10 seconds under running water