Mindray DP-50 Vet - Page 91

Image Optimization 5-23
Operation
Turn on or off the function through the [Colorize] item in the menu;
Select the colorize map through the [Colorize Map] item in the menu;
The adjusting range are off, and 1-25.
Impacts
The function is available in real-time imaging, freeze or cine review status.
Duplex/ Triplex
Description
This function is used to set if B image and PW image are displayed
synchronously.
Operations
Click [Duplex/ Triplex] on the image menu to turn on or off the synchronization.
Auto Calculation
Description
This function is used to trace the spectrum and calculate parameters of PW
image, and the results of which are displayed in the result window.
Auto
Calculation
Turn on or off the auto calculation function through the [Auto Calc] item on the
image menu.
Auto
Calculation
Parameter
Select parameters in the dialogue box prompted by clicking [Auto Calc Param]
on the image menu.
Auto Calc
Cycle
To set the number of heart cycle for auto calculation.
Click [Auto Calc Cycle] on the image menu to select the cycle number. The
adjustment range is 1-5.
Operations
In real-time scanning, the results displayed are derived from the calculation of
latest cardiac cycle;
In the freeze and cine status, the results displayed are calculated from the
current selected area.
Trace
Trace Area
To set the trace area of the Doppler wave in the spectrum map, applicable for
auto calculation.
Change the trace area through the [Trace Area] item on the image menu.
The available selections are: Above, Below, All.
SV
Description
To adjust the SV position and size of sampling in PW mode, the real-time
value of SV and SVD are displayed in the image parameter area in the upper
right corner of the screen.
SV size
Click the [SV] on the image menu to adjust the SV size.
Value: 0.5-20mm.
SVD
Roll the trackball to select the SV depth.
Effects
The smaller the SV size, the more accurate the result; and more details are
obtained when selected large SV size.