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User Manual
3. When the measurement is nished, its result is shown on the screen.
X
dT: Change in Time
X
VTI: Velocity Time Integral
X
Mean V: Mean Velocity
X
Peak V: Peak Velocity
X
Mean G: Mean Gradient
The equations used for D Trace measurement are as follows:
Circumference and Area Measurement
2D Ellipse
This is a basic measurement that is available in all diagnosis modes. You can measure the circumference
and area of a circular (elliptical) object in a 2D image.
You can measure up to 4 distances. When taking more than one measurement, use measurement
cursors with dierent shapes to dierentiate them.
1. Use the Softmenu switch [2] Area / Circ to select 2D Ellipse. “2D Ellipse” is displayed on the left side
of the screen.
2. Use the trackball and the Set button on the control panel to specify the diameter (axis) of the
measurement area.
X
Place the cursor at a desired position with the trackball, and press the Set button.
Tips!
Repositioning Point
Pressing the
Change
button before pressing the
Set
button to complete positioning resets
the position of a point just set.
3. Specify the size of the circle (ellipse).
X
Adjust the size using the trackball, and press the Set button.
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