GE Vivid 7, Руководство по обслуживанию

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GE H
EALTHCARE
D
IRECTION
FC091194, R
EVISION
11 V
IVID
7 S
ERVICE
M
ANUAL
Chapter 4 - Functional Checks 4 - 47
4-3-8-7 Check Sample Volume and Tissue Priority
Table 4-16 Color Flow Mode: Check Variance, Color Maps and Cineloop
Step Task Expected Result(s)
9. Adjust Variance
Controls the amount of variance data added to a color
display.
Variance enables computer-aided detection of non-
luminary flow (e.g. jets or regurgitation).
Variance is available in live and cine replay.
10. Select Color Maps
Displays a menu of color map options.
Use the trackball to point to a color map and press
SELECT
to activate the desired color map.
Each color map is assigning different color hues to
different velocities.
11. Make Cineloop (in Freeze, Color 2D mode only)
Starts cine loop acquisition.