GE Voluson S6 Basic User Manual page 139

6.6.2.2 Back- ground
6.6.2.3 Accu- mulation
6.6.2.4 Image Orientation
6.6.3 B-Flow Sub Menu
Note
6.6.3.1 Persistence Filter
6.6.3.2 Line Density
6.6.3.3 Dynamic Control
6.6.3.4 Enhance
6.6.3.5 Sensitivity/PRI
Voluson® S6/S8 Basic User Manual
5433669-100 Revision 4
This function adjusts the display level of the background anatomy (e.g., switch off the
background when imaging the kidney, liver and spleen) and adds merging the B-Image
information to the B-Flow Image.
Switch the Background with the flip switch control below the menu area. Three steps are
possible: 0, 1 and 2
Accumulation detects the maximum signal and holds it for the level specified.
Switch the accumulation with the flip switch control below the menu area. Following steps
are possible: OFF, 0.20, 0.35, 0.50, 0.75, 1.00, 1.50 and Infinite.
on page 6-10
'Image Orientation'
The "B-Flow Main" menu must be active.
Select the [Sub B-Flow] key. The B-Flow Submenu appears.
Changes are only possible in scan mode (controls have no function in freeze mode). changes
in the Gray Map, Tint Map, Dyn.Contr., SRI II and Gain are also possible in freeze mode.
For more information see 'Persistence Filter' on page 6-21.
For more information see 'Line Density' on page 6-22.
For more information see 'Dynamic Control' on page 7-8.
For more information see 'Enhance' on page 7-8.
The Sensitivity / PRI (pulse rate interval) is used to adjust the sensitivity of the B-Flow image.
By increasing the sensitivity, you lower the frame rate; by decreasing the sensitivity, you raise
the frame rate.
2D Mode
6-25