natus UltraPro S100, User Manual, Page: 68 / 88

UltraPro S100
4-12
September 13, 2018
Acquiring EMG
1. To acquire free running EMG using the Test Menu, select or press Needle
EMG from the function keys on the control panel or double-click the Needle
EMG folder in the Test Menu.
2. The waveform screen appears with the EMG Summary Selection dialog in
the center. Select your muscle and side and click Acquire .
3. The Monitor portion of the display begins displaying EMG. There is no
sound initially. To enable sound, just unmute the speakers.
4. When you are finished with the first muscle, press or click New Muscle
from the function keys. The EMG Summary Selection dialog appears
again. Select your
muscle and side and click Acquire .
5. EMG is displayed in the Monitor portion of the waveform screen. Again,
unmute the speaker.
6. Continue with this process until all muscles have been tested.
Scoring muscles
1. When muscle testing is completed, press or click Summary Table from the
function keys. The EMG Summary Table is displayed showing all muscles
that were tested.
2. By default, all muscles are scored as “N” or “None”. In the lower half of
this summary table, you can change the scoring by highlighting the muscle
in question and then rescoring the various categories from the lower half of
this dialog as appropriate.