Samsung PT60A Manual de usuario descargar pdf (Pagina 109)

4-15

Chapter 4 Diagnosis Modes

 Color Bar

In Color Doppler mode, the color bar indicates the direction and speed of blood ow. Based on

the baseline at the middle, red indicates the direction and speed of blood ow toward the probe.

By contrast, the blue color indicates the direction and speed of blood ow away from the probe.

X

Adjusting the color bar baseline: Tap the ‘ / ‘ buttons on the touch screen to raise or lower

the color bar’s baseline.

 C Mode Menu

 Steer

NOTE: The Steer function only appears on the soft menu when a linear probe is used.

Adjust the angle of the ultrasound beam. Loss of color information resulting from the angle of the

ultrasound beam is minimized. You can adjust the angle of the ultrasound beam by tapping the

Steer button on the touch screen.

 Scale

Tap the Scale button on the touch screen to use. Tapping ‘+’ of the Scale button makes the PRF

(Pulse Repetition Frequency) increase, displaying a wider range of blood ow speed; tapping ‘-’

decreases the PRF, displaying a narrower range of blood ow speed.

 Maps

Congure the post curve in a color image. Tap the Maps button on the touch screen to display

blood ow with greater clarity.

 Filter

Select a value from 1 to 4 by using the Filter button on the touch screen.

This is an electric lter for removing the low-frequency Doppler signals generated by the

movement of blood vessel walls. Adjust the Cuto Frequency to remove Doppler signals whose

frequency is lower than the cuto frequency from the screen.

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Samsung PT60A Manual de usuario Pagina 109