User Manual Part 2

7-4
PATIENT DIAGNOSTICS
TRENDS
2. Choose the Select Trends button to specify the trends you want to view.
You can choose from the following categories:
• Atrial Arrhythmia––includes Events, Heart Rate, and Atrial Burden
trends
• Activity––includes Heart Rate, Activity Level, and Respiratory Rate
trends
• Custom–– allows you to select three tre nds to customize the information
displayed on the Trends screen
Thedisplayonthescreencanbeviewedinthefollowingmanners:
• Select the desired time on the View button to choose the length of visible
trend data.
• Adjust the start and end dates by moving the slider bar at the top of
the window. You can also adjust these dates by selecting the left- and
right-arrow buttons.
• Move the vertical axis across the grap h by moving the slider bar at the
bottom of the display window.
Heart Rate Trend Collection Criteria
Only valid sinus rhythm intervals are used in the heart Rate Trend data
calculations. For Heart Rate Trend, valid intervals are those which include
only v alid Heart Rate Trend events. Heart Rate Trend event validation criteria
are listed below:
Valid Heart Rate Trend Events Invalid Heart Rate Trend Events
AS with an interval not fas te r than
MTR, followed by a VS
AP
AS followed by VP at the programmed
AV Delay
AS with an interval faster than MTR
Non-tracked VP events
Consecutive AS events (no
intervening V event)
VP-Ns
- DRAFT -