Table of Contents
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TGC
Description The system compensates the signals from deeper tissue by segments to
optimize the image.
There are 8-segment TGC sliders on the control panel corresponding to
the areas of the image.
To increase the gain compensation in an area of interest, move the TGC
Operations
slider to the right.
To decrease the gain compensation in the corresponding area of interest,
move the TGC slider to the left.
About 1.5 seconds after the adjustment is complete, the TGC curve
disappears.
Adjust the signal gain for a particular image area to achieve a balanced
Effects
image.
Acoustic Power
Description Refers to the power of ultrasonic waves transmitted by the probe, the real-
time value of which is displayed in the upper part of the screen.
Adjust the acoustic power through the [A.Power] item on the touch screen.
Operations
The adjusting range is 3.2-100%.
Generally, increasing the acoustic power will increase the brightness and
Effects
contrast of the image and the force of penetration.
You should perform exams according to actual situations and follow the
Impacts
ALARA Principle.
Focus
Description Refers to adjusting the focus of the ultrasonic beams, using the " "
symbols which are displayed to the right of the image.
Adjust the focus number using the [Focus Number] item on the touch
Operations
screen.
Use the <Focus> deflector rod in the bottom-right part of the control panel
to adjust the focus position.
In B mode, the available focus number can be switched between 1-4.
The area that is focused will be of a higher contrast and resolution.
Effects
The greater the number of focal zones, the slower the frame rate.
Impacts
Image Optimization 5-5
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