Terason t3000, Руководство пользователя

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Chapter 4 - Acquiring Images Conducting an Ultrasound Exam
Terason t3000 / Echo Ultrasound System User Guide 68
Special Controls Used With the 4V2A Transducer
When conducting an exam in 2D mode with the 4V2A transducer connected, some special
controls are available.
Sector Position and Width Controls
To select the sector position handle at the bottom of the sector display, press the Select
button on the console two times. You can then drag the sector left or right using the
trackball. Press the Select button two more times to release the sector position handle.
To select the sector width handles, press the Select button on the console three times.
Rolling the trackball to the left then narrows the sector, while rolling it to the right widens
the sector. Press the Select button again to release the sector width handles.
Conducting a PWD Exam
To conduct an exam in Pulsed-Wave Doppler mode, complete these steps:
1. Conduct an exam in 2D mode, as described in Conducting an Ultrasound Exam on
page 65 (do not freeze the scan).
2. Position the Windows pointer in the 2D image where you want to set the range gate,
then double-click.
You can also use any of these methods:
• Click
• Select
Modes > Pulsed-Wave Doppler
• Right click and select
Set PWD Gate
• Type P when not in text mode
Click in the range gate and move it to the proper location.
3. Adjust any image control settings on the PWD tab as needed. See Using the Console
on page 108 for instructions.
4. Click . The Terason software automatically adds the 2D Measure and PWD
Measure tabs to the Image Control window (see Chapter 7, Working With
Measurements , on page 150 for instructions on using the measurement tools).
5. Add annotations (see Working with Annotations on page 81) as needed.
6. Save and/or print the ultrasound image. See Saving Images and Loops on page 133
and Printing Images on page 146.
Conducting a CWD Exam
To conduct an exam in Continuous-Wave Doppler mode, complete these steps:
1. Conduct an exam in 2D mode, as described in Conducting an Ultrasound Exam on
page 65 (do not freeze the scan).