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< Contents | APPENDIX B: Troubleshooting

Reposition the device to minimize the amount of My device is pulsing at the end of therapy.
electrode on the back of the calf. This usually means Pulsing serves as a reminder that you have being
positioning the device on the inside or outside wearing the device on the same place for at least
rotated towards the front (but not right on top of 4 hours. You should consider removing the device
the tibia bone). to allow the covered skin to breathe. You may also
move the device to the other leg if more therapies
If you mostly have cramping/soreness when lying are desired. A “long term wear” alert will pulse for
down, make sure that the device is not positioned one minute at the conclusion of the 3rd therapy
such that it is compressed between the bed and your session (at least 4 hours of wear).
leg. Compressing the device forces the electrodes
closer to the muscle, making it more likely to activate If you don’t remove the device, it will pulse again at
it. If this is happening, position the device so that it the conclusion of each subsequent session until the
will not be compressed between the bed and your device is removed. Sessions will still continue to run
leg in your preferred sleep position to minimize any automatically. The device will not pulse after four
discomfort. hours of overnight wear, or while you are sleeping.

There is no risk associated with soreness. If you
are getting a lot of pain relief from Quell, you may Sleep
decide it is worth it to keep wearing it, even if you Do I need to do anything to the device on wake
have some soreness as a consequence.
up?
No, you do not need to do anything special. Once
The device increased intensity on its own.
If the increase was rapid and intense, you may you are up and moving about for more than a
have inadvertently pressed the button. This can few minutes, the device will automatically revert
sometimes happen if you have your legs crossed to normal daytime therapeutic intensity the next
or are resting your legs against an object, like a time it restarts therapy. We do recommend you
piece of furniture or the car door while driving. remove your device or switch legs after waking up
App users can disable the button to prevent to prevent skin irritation. When you put your Quell
unintentional changes. back on and start therapy, the device will restart
at normal intensity.
If intensity is increasing on its own and waterfall
pattern is shown, calibration is running. Pressing The device is waking me up when therapy restarts
the button 4x in a row will stop calibration. If this overnight.
was accidental, the device will remember your Check sleep settings on smartphone app. You may
previous calibration settings. have inadvertently changed sleep mode setting
or may need to change the settings to "Gentle

If the increase was noted toward the latter half Overnight," "Bedtime," or "As Needed" mode.
of the therapy session, the habituation ramp
is too steep for you. The device is designed to My device doesn’t “wake up”/restart in the
increase intensity throughout a therapy session morning.
to compensate for nerve habituation. For some Make sure you wait 60 minutes to see if device will
people, this ramp is too steep, in which case the restart on its own. If you had the device off your
therapy intensity should be decreased during the skin for more than 60 minutes or charged it while
therapy session. If you allow therapy to run the it was off, you will need to restart manually.
full 60 minutes, the device will remember the
adjustment for future therapy sessions.

Quell User Manual Quell Customer Care 1-800-204-6577 or +1-781-890-9989
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