
Q9 Digital Color Doppler Ultrasound System
59
Other adjustments
:
1
、
PRF
Hold faster or slower blood flow through rate adjustment. PRF toggle key is for adjusting the value of PRF
and the maximum PRF value depends on the probe and the position of sampling gate.
2
、
Sampling line
In PW mode, move the trackball left and right to adjust the position of sampling line
3
、
Sampling gate
(
Sampling volume
)
Move the sample volume on the B-mode’s Doppler area. The gate is positioned over a specific position
within the vessel.
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To move Doppler line position, move the Trackball left or right until positioned over the vessel.
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To move sample volume gate position, move the Trackball up or down until positioned inside the vessel.
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To size sample volume gate, press [Enter] key to toggle Trackball function from sample volume gate
positioning to sizing, then move the Trackball to change sample volume gate size.
4
、
Gain
Rotate PW knob and adjust gain of PWD mode when PW light is on. Gain will be increased if rotate
clockwise
;
Gain will be decreased if rotate anti-clockwise. Adjustable range is from 0 to 255.
4.3.23.
Continuous Wave Doppler Imaging Optimization(CW)
Soft menu adjustment
:
MENU
Menu Function
Menu Item Adjustable Rang
2D Map
Adjust the color of spectrum
1~10, adjust range: 1
CWDFET
Adjust the CWDFET of the
spectrum
0~15, adjust range:1
CWDEnhance
Adjust the enhance of the CW
spectrum
0~7,adjust range:1
Dynamic
Adjust the dynamic range of the
CW spectrum
45~80,adjust range:5
Shortcut adjustment
:
Shortcut
(
action
)
Menu
Menu Function
Menu Item Adjustable Rang
SK1
(
press
)
Invert
Spectrum
invert
Turn on or Turn off the invert function
SK1
(
rotate
)
Color Map
Adjust the color map of
spectrum
Adjust options:user,type1~9
SK2
(
press
)
Wall Filter
Change of wall filtering
0~3 adjustable
SK2
(
rotate
)
Audio
Adjust volume of Doppler
0~100% adjustable.