User's Manual

Table Of Contents
21 Calculations
283
Reviewing Calculations
To enter the calculations review window, select the Oxygen Review, Vent Review, or Hemo Review
pop-up key as required.
The review window lists all the input and output values for each measurement in the calculations
group. The timeline in the review window lists the times the calculations were performed.
To review individual calculations, select the calculation in the review window and then select the
Original Calc pop-up key.
The storage time for calculations is the same as the trend database storage time configured for the
monitor. So if trends are stored for 48 hours, the calculations will also be stored for 48 hours.
Performing Calculations
You must check that all input values are appropriate for your patient before performing calculations.
1 Select the Calcs SmartKey to open the Calculations window.
2 Check the calculation time in the Calc Time field.
When you enter the calculation window, this field will show either the current time or the time of
the most recent available C.O. measurement, depending on your monitor configuration.
To choose a different calculation time, select the
Calc Time field. This calls up a list showing
the timestamps of calculations performed earlier. Select a time from this list, or select
Select
Time
to enter a time of your choice. The values from the Vital Signs database from the 30
minute period before the selected time will be used.
To enter the current time, select the
Resample Vitals pop-up key. If you choose the current
time, the monitor will resample all the required values that are monitored.
Pop-Up Keys Selecting this pop-up key lets you....
Resample Vitals use the most recent monitored values. Resampling sets the calculation time to
the current time, and displays the corresponding values for the previous
second.
Perform Calc perform the displayed calculation using the currently-input values and store
the calculation in the calculations database
Print/Record print or record the displayed calculation.
On/Off DateTime toggle between showing the date and time or the units for the calculation input
values.
On/Off Ranges toggle between showing the normal ranges or the units for the calculation
output values.
Cardiac Output access the C.O. procedure window.
Hemo Review open the hemodynamic calculations review window.
Vent Review open the ventilation calculations review window.
Oxygen Review open the oxygenation calculations review window.