7. Connect the Regional Block Needle (Figure 5.2) to the regional
block lead wire set (RBW-5U).
a. QuikBloc*, ProBloc*II, ProLong*, EchoBright* and
EchoLong* regional block needles connect directly into the
black touch-proof connector.
b. Other brands of needles that utilize a 2.0 mm pin connect
directly to the white touch-proof connector.
Caution: Do not use the ES500 with needles plugged
into both the black and white touch-proof connectors at the
same time.
8. Perform the procedure following instructions for the regional
block needle and in accordance with preferred clinical
techniques.
9. During the procedure:
Press...
To...
Toggle the unit
between the (default)
2 Hz twitch pattern
and a 1 Hz twitch.
SECTION 6 – TROUBLESHOOTING GUIDE
PLEASE PROCEED TO THE NEXT SECTION FOR NON-RECOVERABLE ISSUES IF NONE OF THESE TIPS RESOLVE THE PROBLEMS.
Problem
ES500 will not turn on.
ES500 indicates open lead.
ES500 battery level lowest segment is flashing.
ES500 does not deliver stimulus.
Train of Four button does not select Train of Four.
10
Then...
The twitch
repetition rate is
1 or 2 Hz.
THE BELOW ARE ALL RECOVERABLE ISSUES.
Probable Cause
Battery is not installed.
Battery is installed in wrong orientation.
Battery is dead.
RBW-5U leadset is not plugged into connector.
Replace leadset.
Replace lead.
Return electrode is defective.
Return electrode is not attached.
Return electrode is not properly attached to patient.
Needle is not inserted into patient.
Battery is too low to source selected current - replace battery.
High resistance is detected, clean skin and replace electrode.
Battery is low - replace battery.
Unit is paused. Press pause to unpause unit.
Normal behavior if RBW-5U leadset is attached. Attach NSL-5
leadset.
NSL-5 leadset is defective, replace leadset.
Pause the unit.
10. When the procedure has been completed, press the ON/OFF
button to turn the unit OFF, and remove the surface electrode.
11. Disconnect the reusable regional block lead wire set from
the stimulating wire of the needle, using a slight twist of the
connectors.
Delivery of
stimulus
current for the
selected mode is
suspended until
the Pause button
is pressed again.