Trend Review - Philips M3150B Installation And Service Manual

Clinical Applications
second alarm option for the Information Center. Each saved strip contains up to 4, 8-second,
uncompressed waveforms and includes the date and time.

Trend Review

Trend Review displays graphs or tables of patient physiological parameters that have been
automatically stored during patient monitoring. A typical Trend Review window for a single
display is shown in Figure 1-22. All parameters stored can be trended. Trends are organized
into pre-configured trend groups. Each group can contain up to 10 trends presented two at a
time in trend charts with up to 5 bivariate trend plots of 10 parameters per group. One trend
uses the left axis and the other the right axis. Data include the parameter name, measurement
units, trend plot, scales, and values.
Several different trend presentations are provided, depending on the parameter.
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The time scale of trend plots can be 1, 4, 8, 12, or 24 hours and the vertical scale is
changeable. Information Center systems with a single display can display 2 trend plots and
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Introducing the IntelliVue Information Center System
Figure 1-21 Typical Alarm Review Window
Periodic Parameters: Single-value, periodic, continuously monitored parameters, such
as heart rate, are displayed as a single line plot. Triple-value, periodic parameters, such
as invasive blood pressure, are shown as 3, single line plots of the same color.
Aperiodic Parameters: Aperiodic, non-continuous parameter presentations depend
on the number of values to be shown.
Multiple Parameters: Multiple parameters, such as ST, are presented as separate
curves, each of a different color.
Discrete Events: Discrete events, such as VPB count, are histograms.