otometrics ICS Impulse USB User Manual page 18

User Guide
arrows or type in the number directly. Twenty (20) is the recommended minimum number of head impulses for both
leftward and rightward impulses.
Note
• Impulse settings can be any number up to 999. For information about setting the default numbers, refer to the
Reference Manual.
During testing, valid impulses display for both left and right impulses (B). The left and right impulses that are not
valid (those with velocities outside a pre-determined acceptable range) are combined into the rejected count (C).
2. A disabled (grayed out)
must click
Caution
Touching the goggles or the goggle strap while moving the patient's head can result in moving the camera
•
which produces artifacts in the collection data.
3. Standing behind the patient, place your hands on the top of the patient's head well away from the goggles and the
goggle strap.
Note
• You can find more information in the ICS Impulse training video or at
4. Ask the patient to stare at the fixation dot and move the patients head as described in the Reference Manual. It is
important to have reviewed the ICS Impulse Training Video.
5. The system automatically stops when the minimum numbers for left and right impulses have been reached. To manu-
ally stop the test, click
NOT saved).
The data is automatically analyzed and displayed in the 2D Analysis window. The elapsed time (D) displays along with test
date and test time.
18
Start
button indicates the system is ready for head impulse data collection. Otherwise you
Start
to begin head impulse data collection.
Stop
(data is saved if at least one good impulse has been collected) or
www.icsimpulse.com
.
Cancel
(data collected is
Otometrics - ICS Impulse USB