Intesive care, intensive care rehab, mechanical ventilation, positive pressure Flashcards
positive ventilation
bowels law fialure, key forms of positive venitlation. invasive ventilation and non invasive, (BIPAP)
In picture there is:
haemofiltration machine sering drivers screen for patient info a lines drip stands patient observation machines tubing wiring
levels of care
three levels of patients we have in hospitals:
level 2 - cardiac patients, HDU style stuff, regular observations but not in multisystem failure. may needmechanical ventiliation
level 3 - at least 2 organ systems failing, RER? These patients need machanical ventilation .
emqwf
definttion
why you need mechanical ventilation?
resp
fatigue from beingin type 1 for a long time, breathing fast for long time
altered drive - drug over dose, alcohol
peri operatively - for major surgery
type of eg tubes
goes into the airway
can be nasal intubation thoguh trachea, goes below vocal chords whcih means they cant speak
inflate cuff to keep it safe.
dont want it to go too far down into the bronchus
careful when moving ptient with a tube
mechanical venitlation principles
positive pressure
type 1 and 2 resp failure.
watch vid on mech vent
dvw
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aims of mechnical ventialtion
dxdbv mv=
presreu control vs volime control
volumedependant on complaince…
you can set one but you ned to check the other one
ventilation mode
SIMV - ocntrol them completly
bilevel - two pressures, set a pressure so doesnt go all the way down to 0
PEEP - not letting them breath all the way out
Trigger - set trigger low, so patient can breaht if they want to
Pressure support
Rise time
** look at notes below slides
ventilation strategies
hypervenitltion to help with brin swelling
**again lok at notes below slides on powerpoint
extubation and weaning
pressure support - everytime they take a breath the ventilatier will support them but gradually reduce that support and peep (lowest peep of 5). then just give them peep during insp and exp and gradually wean og the peep support so patient can breath on their own.
** find lecture recording for this as explanation isnt good
wean
simple
difficutl - may not be awake
prolonged - like covid patients that are very weak, resp and also their muscles very weak