6. Add annotation or text to the image if necessary.
7. Save the single-frame image.
8. Press <Calc> key to exit the measure mode.
Auto IMT
Function: IMT (Intima-Media Thickness) measures the distance between LI (Lumen-Intima) and
MA (Media-Adventia).
The IMT calculation is available at 4 positions: CCA (Common Carotid Artery), ICA (Internal
Carotid Artery), ECA (External Carotid Artery) and Bulb
Configuration
Auto IMT is a purchased license. Please confirm Auto IMT has been configured before use.
Operations are as follows:
1. Press <Service> key to enter User Diagnostics Panel interface.
2. Click [License Info] to enter License Information interface, and check if Auto IMT is
displayed on Features list.
Once configured, Auto IMT is measured by entering the Carotid exam preset.
Auto IMT is available on the linear transducer under Carotid exam mode.
Basic Procedures for Auto IMT measurements
1. Press <New patient> key to start a new patient.
2. Select the proper probe and exam preset. Scan vessel
3. Press <Calc> key to enter measurement mode, the image will be frozen.
4. Select the side (Left/Right), angle and vessel wall (Near/Far).
5. Select an item such as [CCA/Bulb/ICA/ECA IMT], and the ROI box displays on the screen.
It appears as when Near is selected
It appears as when Far is selected
6. Move the ROI box to the desired position, then press <Set>. Two auto trace lines appear in
the box.
7. Press <Set> outside the box to confirm the adjustment result after the manual trace is
complete. The results are recorded in the IMT report.
Note:
• Size of the ROI can be adjusted by clicking on one border of the ROI, which will allow
the trackball to then size the box.
• Trace can be adjusted after data is displayed by clicking on a segment of trace that
is to be adjusted. Onscreen cursor will turn into a finger at which time the user can
use the trackball to drag the trace to the desired position.
Smart NT (Nuchal Translucency)
If data onscreen needs to be adjusted, confirm the target profile manually and adjust the result.
Select NT measurement and choose [Auto] method.
AutoEF
Function: Measure the diastole and systole planes automatically.
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