
Page 44 of 101
6.2.2.9 Adjusting the frame average
Frame average is used to average consecutive frames to provide a smoother appearance with less noise.
Use lower frame average values for fast-moving organs or tissues and higher persistence values for
smoother appearance.
Steps:
Move cursor to [Frame Average] menu item and press Set key to adjust it.
Rotate Select knob to highlight the [
Frame Average
] menu item, press Select knob item to confirmation
select [
Frame Average
] item, and then Rotate Select knob to adjust it.
6.2.2.10 Adjusting the Scan Density
Density improves the resolution and decreases frame rate. Therefore, you have to balance the frame rate and
the image quality when adjusting the line density.
Steps:
Move cursor to [Scan Density] menu item and press Set key to adjust it.
Rotate Select knob to highlight the [Scan Density] menu item, press Select knob item to confirmation
select [Scan Density] item, and then Rotate Select knob to adjust it.
6.2.2.11 Adjusting the Steer Angle
Steer angle is used to adjust the angle of the color ROI.
Steps:
Move cursor to [Steer] menu item and press Set key to adjust the angle of the ROI.
Rotate Select knob to highlight the [Steer] menu item, press Select knob item to confirmation select
[Steer] item, and then Rotate Select knob to adjust the angle of the ROI.
Press Steer- or Steer+ key to decrease or increase the angle of the ROI
The feature is only available with the linear probe.
6.2.2.12 Adjusting the Color Map
Color map is used to select the method for the color-coding of blood flows.
For the color flow image, the change of the color tone represents the change of the speed rate. Darker
color tone represents the lower speed rate and vice versa. And the red and blue color represent the
different flow direction respectively.
Steps:
Move cursor to [Color Map] menu item and press Set key to change the color.
Rotate Select knob to highlight the [Color Map] menu item, press Select knob item to confirmation
select [Color Map] item, and then Rotate Select knob to change the color.
6.2.2.13 Adjusting the Post-Process
Post-process is used to optimize the quality of the image.
Steps:
Move cursor to [Post Proc] menu item and press Set key to adjust it.
Rotate Select knob to highlight the [Post Proc] menu item, press Select knob item to confirmation
select [Post Proc] item, and then Rotate Select knob to adjust it.