132 Chapter 8
Adjusting the Scan Area
M-Mode Line
The M-mode line (see Fig 8-1) shows the path of the M-mode scan in the B-mode
window. You can adjust the path of the scan by moving the M-mode line.
To adjust the M-mode line:
1
Select the M-mode line by clicking on it or press
[
m
]
.
2
Drag the line to the desired position.
M-Mode Image Ruler
The M-mode image ruler scales the ruler range of the B-mode image to the M-mode
image. Any given value will represent the same position on both the M-mode and
B-mode images.
It is not possible to change the ruler.
Sweep Speed
You can control the speed at which the M-mode image sweeps across the screen.
To adjust the sweep speed:
1
Click on sweep in the right side of the screen.
2
Drag to the desired value and click.
The available values range from 2 (slowest) to 8 (fastest).
Gain
To adjust the gain (brightness) of the scanned image, use a combination of the
[
M/Doppler Gain
]
and the
[
TGC
]
(Time Gain Control) sliders on the control
panel.
M-Mode Gain
The
[
M/Doppler Gain
]
determines the overall amplification that is applied to
ultrasound echoes.
To adjust the overall gain:
•
Turn the
[
M/Doppler Gain
]
dial.
or
•
Click Gain under M-mode on the left side of the screen and drag the slider (or
point at Gain and press
[
+/-
]
).
Содержание Pro Focus 2202
Страница 1: ...English BB1279 A June 2005 Pro Focus 2202 Extended User Guide ...
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Страница 15: ...Part 1 Basics ...
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Страница 49: ...Part 2 Working with the Image ...
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Страница 98: ...98 Chapter 5 ...
Страница 117: ...Part 3 Imaging Modes ...
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Страница 136: ...136 Chapter 8 ...
Страница 152: ...152 Chapter 10 ...
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Страница 165: ...Part 4 Setting up and Maintaining Your System ...
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Страница 200: ...200 Chapter 13 ...
Страница 208: ...208 Chapter 14 ...
Страница 209: ...Part 5 Pro Packages ...
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Страница 288: ...288 Chapter 19 ...
Страница 313: ...Part 6 Appendixes ...
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Страница 344: ...344 Appendix C ...