Graham Field GRAFCO 14423-8 - Manual (Page 24)

14423-INS-LAB-RevD11 24
1. Apply a liberal amount of gel on the site to be exam-
ined.
2. Place the probe so that the head is at least at 45º to the
vessel to be examined.
3. Adjust the position of the probe to obtain the loudest
audio signal. For best results, keep the probe as still as
possible once the optimum position is located.
4. Adjust the audio volume as necessary.
Info: Arteries emit high-pitched rhythmical pulsation
sounds, while veins emit non- rhythmical pulsation sounds
similar to rushing wind.
TURNING OFF THE POCKET DOPPLER
1. When the session is finished, press the front panel
POWER button to turn off the Pocket Doppler.
2. Use a clean, dry, non-abrasive cloth to gently wipe off
the remaining gel from the probe. After thoroughly
cleaning the probe, replace it in the Pocket Doppler
probe frame.
REPLACING THE BATTERY
When the Pocket Doppler battery power is low, turn the
power off and replace the battery. See Section 5, SETUP,
for instructions on battery replacement.