Color Doppler Mode Checks - GE Voluson 730Pro Service Manual

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EALTHCARE RETZTECHNIK
D , R
IRECTION EVISION
4-4-4

Color Doppler Mode Checks

NOTE: Different menus are displayed depending on which Color Doppler Mode (CFM, PD or TD) is selected.
Table 4-6
Step
Color Box Position and
1
Color Box Size
CFM Gain
2
PD Gain
TD Gain
3
2D+2D/C (PD or TD)
Steering
4
Invert
5
6
QUALITY
7
FREQUENCY
8
WMF (Wall Motion Filter)
9
PRF
10
ZOOM
4-14
DRAFT (A
Figure 4-9 CFM Main and CFM Sub Menu
Color Doppler Mode (CFM, PD, TD) Functions
Task
Adjust the Box- Position resp. Size with the TRACKBALL in the 2DSingle image.
The upper trackball key changes from Box position to Box size.
Rotate the C MODE key to ensure that continuous flow is displayed, where appropriate.
Rotate the PD MODE key to adjust the Power Doppler Gain.
Rotate the C MODE key to adjust the Tissue Doppler Gain.
Changes the Single image display to two simultaneous half images. The left frame shows only
the 2D Mode image. The right frame shows the 2D Mode image with color information.
Beam Steering is only possible with linear probes in CFM and PD Mode.
The color of the color wedge inverts around the baseline. (impossible in PD Mode)
Improves the Color Resolution by reducing the image frame rate, respectively vice versa.
It serves for selection of the Transmit Frequency which also depends on the Color Box
position.
Used to eliminate Doppler "noise" that is caused by vessel wall or cardiac wall motion.
(CFM,PD)
By touching toward up the PRF increases. By touching toward the PRF decreases.
Image magnification (PAN-Zoom) in read- and write mode.
Section 4-4 - Functional Checks
28, 2008)
PRIL
Expected Results
V ® 730P / P
OLUSON RO RO
S
ERVICE
V (BT03)
M
ANUAL