Mark Frame
Exclude
This OLED is used to identify frames in the clip that are to be excluded from
analysis.
• Scroll left and press the Left Set key to mark the first frame in the segment.
• Scroll right and press the Right Set to mark the last frame in the segment.
• Marked segments are indicated with a red line on the Trend Curve.
Reset Mark Frame
Press this OLED to remove any ‘Marks’.
Global ROI
Square, Ellipse
Turn this OLED to select the shape of the Global ROI
The default Global ROI is rectangular in shape; 80% of the total image size,
and positioned in the center of the image.
Local ROI
Select the shape of the Local ROI by turning this OLED dial
Delete Current
Delete All
• During Mark Frame, press this OLED to remove marks from the Trend
Curve.
• During Global ROI sizing and placement, press either of these controls
to remove the Global ROI from the screen and allow the user to start
over.
• During Local ROI sizing and placement, press these OLEDs to delete
the active or all Local ROIs from the screen. If a TIC has already been
generated, the corresponding TIC will be removed from the strip as
well.
Copy ROI
After selecting an ROI, press this OLED to create an identical copy of the
ROI.
• Move the trackball to relocate the copy of the ROI to desired location
and press Calc to generate TIC/s.
Calc
Calc Hard Key
• After Global ROI has been sized and placed, press the Calc key to
generate color coded, semi quantitative parametric images
• After Local ROI/s have been sized and placed, press the Calc key to
generate color coded Time Intensity Curves (TIC)
Formula
Use this OLED to select the Formula to use during CEUS QI analysis.
• Formulas available will be specific to application
Motion Tracking
On/Off
Use this OLED to turn Motion Tracking On and Off.
• Tissue motion may affect accuracy of the TIC calculations. This control
algorithmically corrects for global movement of the ROI.
Parametric Type
• Turn this dial to select which Parametric Images will be displayed
onscreen.
• Press the OLED to toggle the Parameter On and Off.
• Alternately, use the trackball and Set Keys to click onscreen checkboxes
to turn Parameters On and Off.
Parametric Scale
Min, Max, Auto
Parametric image scale defaults to automatic.
Point with the trackball to the color bar of the desired Parameter and press a
Set key. Note the OLED label changes to display that parameter name.
• Push this dial to select Min or Max value for displayed Parameter. Turn
the dial to change the value.
• Reset the values to default by pushing the dial until Auto is displayed and
turn the dial to toggle Auto to On.
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