4 The Main Menu
119
Figure 114: One Loop Loops Screen
You can use these to freeze a single loop on the display for purposes of clinical
comparison.
NOTE This feature is only possible when one loop is displayed
To freeze a loop:
Rotate the Control Knob to select the Freeze button, then press. The current
inspiratory cycle changes to red. Only the present loop (drawn in blue) and the
previous loop (dark gray) continue to be displayed in the foreground, while the
frozen loop appears in red in the background.
To unfreeze the currently-displayed loop:
Rotate the Control Knob until Free is selected, then press. As soon as the current
breath is completed, the frozen loop disappears and the display resumes its
default behavior, drawing each new loop in blue and displaying the two previous
loops in black
To switch back to the default pressure/flow graph view:
1. Select and press the Menu option in the Main screen to view the Main Menu.
2. Select the Show Graphs option and press the Control Knob. The Trends pop-
up window is closed and only the graphs are displayed.
SHOW MECHANICS
The iVent
TM
201 calculates and displays Mean Airway Pressure, Resistance,
Compliance, RR/Vt, Static Compliance, Plateau Pressure, Auto-PEEP, and Time
Constant.
To display the mechanics screen:
1. Select and press the Menu option in the Main screen to view the Main Menu.
2. Select the Show Mechanics option (Figure 115).