Samsung SONOACE R3 Instrukcja Użytkownika Pobierz pdf (Strona 148)

100

101

User Manual

5-24

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Vesl. Dist. (Vessel Distance)

Measure the width of a blood vessel and calculate TAMV and Volume Flow.

Stenosis Measurement

You can measure the stenosis of each blood vessel system by measuring and calculating an area or dis-

tance.

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% StA (Stenosis Area)

Measure the area of the inner and outer walls of a blood vessel.

1. Select the %StA menu and the rst cursor will appear in 2D Mode.

2. Measure the area of the vessel’s outer wall using the Circ / Area measurement method.

When the second cursor appears, measure the area of the vessel’s inner wall under stenosis.

%Stenosis Area. = (Outer Area – Inner Area) / Outer Area × 100

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% StD (Stenosis Distance)

Measure the diameter of a blood vessel.

1. Select the %StD menu and the rst cursor will appear in 2D Mode.

2. Measure the total diameter of a blood vessel using the Distance measurement method.

When the second cursor appears, measure the diameter of the vessel’s inner wall under stenosis.

%Stenosis Dist. = (Outer Distance – Inner Distance) / Outer Distance × 100

Heart Rate Measurement

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HR (Heart Rate)

You can calculate heart rates for a certain period of time.

1. Select HR in the Measurement menu. A bar appears allowing you to specify a measurement area.

2. Specify the measurement range.

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Place the bar at a desired position with the trackball, and press the Set button.

3. The system measures the heart rate within the specied range automatically. The measurement

results are displayed on the screen.

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