LBL-2008-41-v5 OptoMonitor 3 IFU_en Rev 2021-08
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Viewing FFR, dPR, and Pullback in Playback Mode
Viewing FFR in Playback Mode
1-
Upon completion of an FFR recording, the screen will switch to playback mode where the user
can see all the recorded data of the current patient. If you wish to access playback mode
without performing a recording, press the “View” button on the MAIN screen.
2-
All locally stored recordings for the current patient will appear in the recording selection box. If
no case is open, all non-case recordings will appear in the selection box. The user can use their
finger to scroll up/down to view all locally stored recordings and can tap a desired recording to
load it into the graphical window and data window.
3-
FFR is calculated as mean Pd/mean Pa at the point of maximum hyperemia.
4-
The minimum FFR value calculated over the length of the recording is displayed in the data
window under “Pd/Pa” (default yellow). Minimum FFR is also marked by a yellow line in the
graphical window. Live values of FFR are defined by the right axis of the graph.
5-
The user can use their finger to scroll the marker left/right to view specific sections of the
recording and identify regions of interest. Pa, Pd, and FFR will update in the data window as the
marker moves.
6-
The FFR button localizes the minimum FFR value within the entire recorded data and updates
Pa, Pd, and FFR values in the data window.
7-
The user can apply the ‘patient’ and ‘segments’ functions to the recording
8-
Pressing the “Play” button will cause the recording to replay as if it was a live measurement,
from time =0 seconds. During this replay, the live value of FFR is displayed in the bottom of the
information window. Press the “Stop” button at any time during the replay to end it and return
to the playback screen.
FFR cursor
Recordings
FFR button,
mimimum
FFR
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