6 Acquiring Images
Basic User Manual 77
−
Position the desired M-line by using the trackball.
−
Rotate the Angle knob on the control panel to adjust the angle of M line.
3. Press the
Update
key on the control panel to activate the anatomical M-mode.
NOTE:
Once the anatomical M-mode is activated, you can move the trackball to stop the M trace and adjust the M
line. The system continues tracing if the trackball is idle for more than 0.5s.
4. Optimize anatomical M-mode images. For details, refer to Section 6.4.3 Optimizing M-Mode Images.
5. Press the
M
key again to exit the screen.
6.4.3 Optimizing M-Mode Images
The touch screen displays all controls related to the M-mode imaging (as shown in the gure), you can use them to
optimize M-mode images.
100
Chroma
M Process
1
Display
V1/2
Speed
M
ECG
Video Invert
Peak 4
Power%
Figure 6-13 M-Mode Imaging Parameters Menu
To optimize an image by using controls in the following instructions:
●
Tap the left or right part of an item to adjust the parameter, the value displays at the bottom of the item. You can
tap on the touch screen to turn the current menu to the previous or the next page if it displays over one page.
●
Or, rotate the knob on the control panel that is directly below the selected item to adjust the value.
NOTE:
All parameters can be adjusted in a real time B mode,
Chroma
and
Display Format
can also be adjusted
in the frozen mode.
■ Gain
M gain controls the overall brightness of the M trace.
To adjust the gain:
●
Rotate the
M
knob on the control panel clockwise to increase the value.
●
Rotate the
M
knob on the control panel anticlockwise to decrease the value.
■ M Process
M process is used to set the processing method for the M trace display.
To set M process: