GE Vivid 7 User Manual

Scanning Modes
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Using 2D
Refer to page 400 
about creating pre-
sets.The 2D-Mode is the systems default mode.
1. Press 
2D on the control panel to access 2D mode.
Check the Displays 
brightness and con-
trast setting before 
adjusting the unit 
imaging controls2. Optimize the image by adjusting the image controls 
described in the previous section.
If necessary use preset for optimum performance with 
minimum adjustment.
Optimizing 2D
The following controls can...

Scanning Modes
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M-Mode
M-Mode over view
 Figure 3-3: The cardiac M-Mode screen (top/bottom)
1. Time motion cursor 
conventional M-
Mode
2. Time motion cursor 
curved anatomical 
M-Mode
3. Time motion cursor 
anatomical M-Mode
4. Depth scale
5. Focus marker
6. Time scale
7. Status window:
8. Soft menu 

Scanning Modes
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 Figure 3-4: The M-Mode controls on the front panel
This unit has three types of M-Mode: 
•  Conventional M-Mode (MM): displays a distance/time plot 
of a cursor line in the axial plane of the 2D-image.
•  Anatomical M-Mode (AMM): displays a distance/time plot 
from a cursor line, which is independent from the axial 
plane. AMM is available in greyscale, color, TVI, Tissue 
Tracking, Strain rate and Strain modes.
•  Curved Anatomical M-Mode...

Scanning Modes
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Strain modes.
M-Mode and 2D Mode display areas can be side by side or top/
bottom. Conventional M-Mode can be combined with Color 
(see ’Color M-Mode overview’ on page 105).
M-Mode controls
M-Mode assignable controls
Horizontal sweep
Adjusts the horizontal refresh rate of the M-Mode area of the 
display. Horizontal sweep does not change the acquisition 
resolution, so that user can change the horizontal sweep in 
replay (with no loss of...

Scanning Modes
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M-Mode Soft menu controls
Compress
Controls the amount of contrast in the image. An index number 
is displayed in the status window to indicate the relative level of 
compression.
Reject
Adjust reject level. When this control is increased, low-level 
echoes are rejected and appear darker in the image. An index 
number is displayed in the status window to indicate the 
relative level of rejection.
Power
When power is re-
duced, it reduces 
the...

Scanning Modes
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Using M-Mode
Conventional M-Mode
1. To access M-Mode from any other scan mode, press MM on 
the control panel.
2. Use the trackball to position the cursor over the required 
area of the image.
Gain, Frequency, 
Focus, Dynamic 
Range and Com-
pression affect also 
the 2D image.3. Adjust horizontal sweep, Gain, Frequency, Focus, Dynamic 
Range, Compression and Contour to optimize the display if 
necessary.
4. Press 
FREEZE to stop imaging....

Scanning Modes
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3. Use the trackball to position the starting point of the time 
motion curve.
The time motion 
curve can be edited 
by following the 
curve back to the de-
sired point and re-
drawn as desired. 
Following the curve 
back to the starting 
point will delete the 
time motion curve.4. Press SELECT to anchor the starting point of the time motion 
curve.
5. Use the trackball to position the second point of the time 
motion curve.
6. Press 
SELECT to...

Scanning Modes
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Color Mode 
Color 2D Mode over view
 Figure 3-5: The Color Mode screen
1. Probe orientation 
marker
2. Color bar
3. Color sector marker
4. Status window:
5. Soft menu
Controls marked with R 
are also available in 
freeze and cine replay. 

Scanning Modes
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Color M-Mode over view
 Figure 3-6: The Color M-Mode screen (top/bottom display)
1. Time motion cursors
2. Color bar
3. Focus marker
4. Flow sector marker
5. Time scale
6. Status window:
7. Soft menu
Controls marked with R 
are also available in 
freeze and cine replay. 

Scanning Modes
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 Figure 3-7: The Color Mode controls on the front panel
1. Assignable keys:
• Horizontal sweep 
(Color M-Mode only) R
• Scale
• LVR
• Invert R
• Variance R
• Dual focus
• Color maps
• Angio (Color 2D only)
• Cineloop (in Freeze, 
Color 2D mode only)
2. Zoom
• Display zoom
• HR zoom
3. Img Size (Color M-
Mode)
4. Soft menu
• Sample Volume
• Tissue Priority R
• DDP (Color 2D only) R
• Frequency
• Radial avg.
• Lateral avg.
• Power
5. Freeze
6....