5-142 Image Optimization
Window
Level
Rotate [Window L] to set the value in increment of 1.
Effect
The darker image on CT/MR image may be missed if the window level becomes larger.
The image with brighter grey scale may appear then.
The darker scale on CT/MR image may appear on the screen if the window level
becomes smaller.
Window
W/Window
L
Tap [Fast Adjust Window W/L]. Move the trackball to set the window width and window
level.
Move the trackball left; the window width becomes smaller, and the window level
becomes larger; the image contrast becomes more visible.
Move the trackball right; the window width becomes larger, and the window level
becomes smaller; the image contrast becomes poorer.
Reset Width (Reset W)/Reset Level (Reset L)
Description
It initializes the window width and window level of the CT/MR image.
Operation
Tap [Reset W/L] to initialize the width/level of the CT/MR image.
Reset CT/MR
Description
It initializes CT/MR image when CT/MR image is cycled axially, panned, scrolled or
zoomed, etc, after CT/MR volume data is imported to Ultrasound System.
Operation
Tap [Reset CT/MR] to initialize the CT/MR image.
Tint Map
Description
This function provides an imaging process based on color difference rather than gray
distinction for CT image.
Operations
Rotate the knob under the [Tint Map] item on the touch screen to select the map. The
system provides 8 different color effect maps.
Press the knob under the [Tint Map] item on the touch screen to turn on/off the function.
5.17.10 Rotating/Scrolling CT/MR Image
The Ultrasound System sets the Ct/MR volume data to 3-dimensional image after the CT/MR image is
imported to iStation. Each of any CT/MR anatomical planes (2-dimensional) appears on the screen via
rotating or scrolling the CT/MR image.
Rotating CT/MR Cubic Image
Rotate the knob <M>, the knob <PW>, the knob <C> to cycle the CT/MR cubic image through X-axis,
Y-axis and Z-axis. The 2-dimensional CT/MR anatomical plane cycles simultaneously.
The relations of X-axis, Y-axis and Z-axis are given below:
