Samsung ACCUVIX XG Uživatelský manuál Strana 270

  • Stažení
  • Přidat do mých příruček
  • Tisk
  • Strana
    / 374
  • Tabulka s obsahem
  • KNIHY
  • Hodnocené. / 5. Na základě hodnocení zákazníků
Zobrazit stránku 269
5-30
Operation Manual
Stenosis Measurement
You can measure the stenosis of each blood vessel system by measuring and calculating an area or
distance.
% StA
Measure the area of the inner and outer walls of a blood vessel. StA stands for Stenosis Area.
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.
3. 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
% StD
Measure the diameter of a blood vessel. StD stands for Stenosis Distance.
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.
3. 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
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.
X
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.
Zobrazit stránku 269
1 2 ... 265 266 267 268 269 270 271 272 273 274 275 ... 373 374

Komentáře k této Příručce

Žádné komentáře