Measure - Youkey Q7 Instructions For Use Manual

Wall filter
Resume It is used to adjust the cut-off frequency of the wall filter in Q7 pocket ultrasonic system,
and to filter the low frequency noise caused by the vibration of the vessel wall so as to
display the image information effectively. Wall filter values are displayed in real time in
the image parameter area on the left side of the screen.
Influence May cause Losing of signals about blood flow velocity.
PW Steer
Resume Change the incident direction of the acoustic beam in PW mode, so as to change the
angle between the acoustic beam and the direction of blood flow.
Effect Get more information without moving the probe.
Time mark
Resume Sets the display state of the time flag on the PW image.
Effect It is helpful to accurately locate the time information of special points and identify
the characteristic lesions in the fluctuation cycle.
Influence This feature is valid for real-time, frozen, and movie playback images.
Invert
Resume Turn on this function to flip the spectrum.
Influence This feature is valid for real-time, frozen, and movie playback images.

5 Measure

The operation of measurement can be divided into conventional measurement and applied special
measuring package.
1.
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CAREFUL
2.
3.
4.
All unsaved data will be lost by shutting down during the
measurement process.
During the measurement
information on the image will be deleted and the conventional
measurement data will be lost once the frozen state is lifted.
A change in mode clears the conventional / applied special
measurement data on the screen.
Don't do meaningless measurements.
process, all measurement
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