VDO MG 2100 Dokumentacja Strona 234

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234 VisualSonics Vevo 2100 Imaging System Operator Manual Rev 1.1
Chapter 35: Acquiring M-Mode images
Setting the M-Mode region of interest
In M-Mode, the region of interest is the image data that the transducer acquires
along the vertical line between the brackets of the yellow wireframe in the B-
Mode image. This line is called the sample gate.
f To set your M-Mode sample gate:
1. Begin acquiring data in M-Mode and position your transducer to display your
region of interest in the center of the B-Mode scout window.
2. Watching the B-Mode scout window, trackball to move the yellow wireframe
to your region of interest.
3. Adjust the
SV/Gate
control forward or back to increase or decrease the length
of the gate.
After you change the position or distance of the gate:
a. The system pauses briefly to reset.
b. The system starts acquiring data again.
Note: If the mode settings are not displayed in the left panel press
Mode Settings
.
The mode settings panel displays the following Gate parameters.
Parameter Description
Depth The distance in mm from the face of the transducer to the center of the gate.
Length The length in mm of the gate.
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