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management of mech vent

  1. setting selection
    • improve vent & oxy
    • synchronous w/ patient (waveform)
    • pathophysiology (mode)
  2. maximum support mode
    • ac
    • simv @ high RR
    • pr
    • prvc
    • vc+
    • bilevel
  3. medium support mode
    • simv
    • mmv
  4. miniminum support mode
    • ps
    • vs
    • tc
  5. initial RR
    10-20
  6. RR increase for
    • high co2
    • head injury
  7. RR decrease for
    • low co2
    • spontaneously breathing pt
  8. normal vt for medical pt
    5-8 cc/kg
  9. normal vt surgical pt
    8-10 cc/kg
  10. VT increase for
    air hungry pt
  11. VT decrease for
    severe ards
  12. initial flow w/ Ramp
    60-80
  13. initial flow w/ Square
    40-60
  14. Flow increase for
    air hungry pt
  15. Flow decrease for
    • high pip
    • pt comfort
  16. fi02 when in doubt start at
    100%
  17. wean fi02 per
    • abg's
    • pox
  18. strategies to improve ventilation
    • increase mechanical RR
    • increase VT
    • low vt/high rr/permissive hypercapnea
    • sedation/chemical paralytics
  19. strategies to improve oxygenation
    • increase: fio2
    • vt
    • blood vol

    • peep
    • improve circulation
    • inverse i:e ratio
    • high freq oscillator
    • exmo
    • prone ventilation
  20. pressure control to lock
    i:e ratio
Author
imatissa
ID
43302
Card Set
management of mech vent
Description
exam 2
Updated

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