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Note
11.1.2.2.3 Area 2 Distances
Note
11.1.2.2.4 Ellipse
Note
11.1.2.2.5 Stenosis %Area
Voluson® S6/S8 Basic User Manual
5433669-100 Revision 4
3.
Move the trackball again to adjust the next line between two points and then press [Set]
again.
To re-adjust a line, press the upper trackball key [Undo] repeatedly.
4.
Set as many points as necessary, around the shape to be measured.
5.
When you press the [Set] key once again, a straight line automatically completes the
trace.
1.
To measure circumference and area of an ovoid using 2 distances, select the [Area 2
Dist] item in the menu area. A cursor appears on the screen.
2.
Move the cursor to the start point of the measurement and press the right or left trackball
key [Set] to fix the marker. A second cursor appears.
3.
Move the second cursor to the end point of the first measurement and press [Set] again.
To re-adjust the start point, press the upper trackball key [Change] before completing the
measurement. This alternates the control from one cursor to the other.
4.
Measure the second distance as described above.
1.
To measure circumference and area of an ovoid using an ellipse, select the [Ellipse] item
in the menu area. A cursor appears on the screen.
2.
Position the cursor on the perimeter of the shape to be measured. Press the right or left
trackball key [Set] to fix the mark. A second cursor appears.
3.
Move the second cursor (to form an appropriate ellipse) and press [Set] again.
To re-adjust the start point, press the upper trackball key [Change] before completing the
measurement. This alternates the control from one cursor to the other.
4.
Adjust the width of the ellipse by means of the trackball and then press the right trackball
key [Set].
The measurement procedure is the same as the measurement of the Generic Area - Ellipse
(chapter 'Ellipse' on page 11-9 ) .
1.
To measure a Stenosis, select the [Stenosis %Area] item in the menu area. A cursor
appears on the screen.
2.
Perform the measurement of the outer area of the stenosis using the trackball and the
right or left trackball key [Set]. A second cursor appears.
3.
Perform the measurement of the inner area of the stenosis and press the [Set] key.
Remark: The results (such as outer and inner area and the Stenosis %) appear automatically..
Measurements and Patient Worksheets (Reports)
11-9
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