Patient Cannot Feel Stimulation - VNS Therapy SENTIVA M3000 Programmer Technical Manual

Patient Cannot Feel Stimulation

• Possible causes:
- Patient has become accustomed to the programmed setting
- Generator battery at end of service (EOS)
- "High" lead impedance, defective, or disabled generator
- Short-circuit condition within the lead
• For more detailed information, consult the Troubleshooting section of the
VNS Therapy® System Physician's Manual
No
• Perform a System Diagnostics
• Record results
Lead Impedance Result
"Ok"
Output Current Result
"Ok"
The generator is able to deliver
programmed output current and the
VNS system is working properly
Probable Diagnosis: The patient has
grown accustomed to stimulation
but is still receiving the programmed
therapy
Patient Report
"Cannot feel stimulation"
Interrogate the generator
"Disabled Message?"
"The generator is currently disabled due to
[CAUSE]. The generator is NOT supplying
stimulation."
Note: If the CAUSE is "a wand reset" and the
reset was intended, continue with the session
"High" or
"Low"
For possible causes, see
"Troubleshooting" in the
programming system
Physician's Manual
The generator cannot deliver programmed
output. Consider lowering output current
while increasing pulse width
Contact Clinical Technical Support
Yes
Record the CAUSE
"Low"
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