6 Acquiring Images
84 Basic User Manual
■ Power
Power is used to select the amount of ultrasound acoustic power produced by the probe. The adjustment range of
the power is 30%-100%, and ±10% can be adjusted each time. The real time value of the power is displayed in the
image parameter area on the basic screen.
To adjust the power:
●
Tap the left part of
Power%
on the touch screen to decrease the value.
●
Tap the right part of
Power%
on the touch screen to increase the value.
NOTE:
Expose the patient to the lowest practical transmit power level for the shortest possible time to achieve a
satisfactory diagnosis.
■ Chroma
Chroma is used to colorize the gray scale image to enhance the discrimination capability.
To adjust the chroma:
Tap the left or right part of
Chroma
on the touch screen to choose a color scheme.
■ Dynamic Range
Dynamic range increases the adjustable range of contrast by enhancing the intensities of parts in the grayscale. It is
useful for optimizing the ultrasound image texture.
To adjust the dynamic range:
●
Tap the left part of
DYN
on the touch screen to decrease the value.
●
Tap the right part of
DYN
on the touch screen to increase the value.
■ Display Format
Display format is used to view the image better.
To set the display format:
Tap the left or right part of
Display
on the touch screen to adjust the setting.
■ Flow Invert
Flow invert is used to view the ow velocity from a different perspective.
To enable or disable the ow invert:
●
Tap
Invert
on the touch screen to enable the feature, and
INVERT
appears on the top right corner of the
image.
●
Or, tap
Invert
again on the touch screen to disable the feature, and
INVERT
disappears from the display.
■ Video Invert
Video invert is used to view the background of the spectral display from a different perspective.
To enable or disable the ow invert:
●
Tap
Video Invert
on the touch screen to enable the feature, and a brighter background appears.
●
Or, tap
Video Invert
again on the touch screen to disable the feature, and a darker background appears.
■ Angle Correction
Angle correction is used to adjust the angle of the ow cursor in the PW mode.
To adjust the angle:
●
Rotate the
Angle
knob on the control panel to adjust the angle.