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Imaging Mode
7.4.15
TVD Mode
TVD Mode Overview
TVD Mode allows for observations on the speed and characteristics of tissue
using pulse waved based tissue Doppler signal.
TVD Mode Main Menu Controls
Table 7-41: TVD Mode Main Menu Controls
Parameter
Sweep
Volume
Rev 1.00
1
Angle correction marker
3
Color ROI
5
Invert marker
7
Doppler baseline
9
Time scale
11
TVD Mode parameters window 12
13
TVD Mode Main menu
Description
Adjusts the horizontal refresh rate of the Doppler area of
the display. The selected sweep is corresponding dis-
played in the time scale.
TVD spectrum sound regulation. Normal voice noise is
low; The voice of the spectrum is more obvious. When PRF
value is low, the noise sound is relatively low, high PRF,
noise sound brighter;
Figure 7-36: TVD Mode Screen
2
4
6
8
10
Chapter 7 - System Operation
Sample Volume
TVD cursor line
Angle Value
Frequency scale
Velocity scale
TVD Mode Soft menu
161
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