Mindray Imagyn 7, Operator'S Manual

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7 3D/4D
Operator’s Manual 7 - 11
The system supports the observation of 3D/4D image from 6 directions.
Select [Up/Down], [Left/Right] or [Front/Back] on the second page to select the direction of the
figure a, c and e.
Tap [Flip] on the first page to observe by the converse direction of the current direction, which is
equivalent of the 180°rotarion of current VOI.
Adjust VOI
Adjusting the VOI box size and position is to select the volume data needed to restructure the 3D
image and improve the reconstruction effect.
•
VOI On
3D image (VR) image displays VOI information.
a.
In image viewing status, set [VOI] to be “On”.
b. Select a desired section plane by tapping [A], [B] or [C] or [VR].
c. Roll the trackball to adjust VOI position, size and curved VOI, and press <Set> to toggle
among the adjusting status; or you can rotate <4D> knob on the control panel to adjust
section image position.
• VOI Off
3D image (VR) image displays ROI information.
set [VOI] to be “Off”, then the ROI image is displayed on the screen, roll the trackball to
observe section images.
Accept VOI
This function is usually used for section image observation and to determine the relative position of
the section image to the VR.
1.
Set [VOI] to be “Fixed”.
2. Select a desired MPR image by taping [A], [B] or [C].
3. Roll the trackball to view the current active section image, and the other section images change
correspondingly. Or you can rotate the 4D knob to adjust the relative position of section image.
a Up/Down b Down/Up c Left/Right
d Right/Left e Front/Back f Back/Front
a b c
d e f