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28.
PW Exit: When the user taps this button, it will go back to CF mode.
29.
PW Angle: It is used in the CF mode image to line up the angle correction cursor along the vessel
wall for velocity measurement.
30.
PW Baseline: The PW mode image is levelly shifted up and down according to the baseline position
corresponding to "0".
31.
PW Reverse: Flip the PW mode image vertically according to the position of the value "0" baseline.
32.
PW Gate: Adjust the gate size to attempted the flow measurements, the whole vessel should be
insonated. A large gate may include signals from adjacent vessels.
33.
PW PRF: When the user taps this button, the time is between the onset of one pulse till the onset
of the next pulse. It is measured in units of time. This parameter includes the time the pulse is
"on" and the listening time when the transducer is "off". It can be changed by the sonographer
by varying the depth to which the signal is sent.
34.
PW Gain: Remove or strengthen parts of the pulse wave image that fall within a specified
brightness range.
35.
PW Freq: The carrier frequency of the ultrasound wave transmitted and received by the
transducer in PW mode.
36.
: Select the scanned part of human body.The user can directly tap the scanned part of human
body in BP to obtain current scanned part of human body. Users can also add customized preset.
Multimedia:
37.
: To make the ultrasonic images which is in the ultrasound image area as the video.
38.
: To save an ultrasonic image which is in the ultrasound image area.
FREEZE:
Step 6: Touch FREEZE, the system is stopping the image during the scanning; or re-activating the
stopped image. When the image is frozen, the latest 200 frames could be showed. The annotate could
be added. The frozen image could be saved for later review. The measure function is also enabling to
measure for the length and the area.
P55
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