6-10
Operation
2. Adjust Max E:
a. Evaluate the patient. Check whether any of these conditions is
true:
• The patient says they are getting too much air, pressure, or
volume
• The patient is using accessory muscles to actively stop
inspiration
• The Max V or Max P limit is reached
• The mask leak has suddenly increased
b. If none is true, increase Max E in increments of 2 cmH
2
O/L while
continuing to evaluate the patient’s response.
c. If any is true, decrease Max E by 2 cmH
2
O/L, and re-evaluate.
Repeat to optimize patient comfort.
3. Repeat the process above adjusting Max R, increasing and decreasing
in increments of 1 cmH
2
O/L/s to optimize patient comfort.
4. Repeat adjustment for Max E as needed.
5. Adjust PPV % downward as tolerated.
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