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NeuroMetrix Quell 2.0 User Manual

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User Manual
© 2018 NeuroMetrix, Inc.

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Shelly henderson
June 23, 2025

My quell continues to blink white with the supplied charger but when unplugged it will not turn on and I cannot pair it

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Summary of Contents for NeuroMetrix Quell 2.0

  • Page 1 2. 0 User Manual © 2018 NeuroMetrix, Inc.

  • Page 2: Table Of Contents

    Contents Chapter 1: Pain Relief with Quell 2.0 Chapter 9: Maintenance, Safety, and Service Introduction Maintenance What's Included Cleaning Device Cleaning Band Chapter 2: Getting Started & Device Basics Device Storage Disposal Getting Started Limited Warranty Charging Battery Checking Battery...

  • Page 3: Chapter 1: Pain Relief With Quell

    < Contents | Chapter 1: Pain Relief with Quell 2.0 Chapter 1 Pain Relief with Quell ® Introduction Quell Wearable Pain Relief Technology™ is patented, non-invasive nerve stimulation system that provides relief from chronic pain. It consists of a device, a wearable band, an electrode that attaches to the device, and the Quell Relief app to control and customize your therapy.

  • Page 4: What's Included

    < Contents | Chapter 1: Pain Relief with Quell What's Included Upon receiving your Quell 2.0 Starter Kit, you should inspect its contents to make sure all of the following are included: Quell 2.0 Device Quell Band USB Cable AC Adapter...

  • Page 5: Chapter 2: Getting Started & Device Basics

    < Contents | Chapter 2: Getting Started & Device Basics Chapter 2 Getting Started & Device Basics Getting Started 1. Fully charge your Quell device before first use. Once plugged into an outlet, a blinking white light indicates your device is charging. Once the light turns solid, your device is fully charged. 2.

  • Page 6: Inserting The Device

    Improper storage of the electrode will reduce its electrode. life. Only use Quell electrodes manufactured by NeuroMetrix, Inc. Align the snaps on the electrode to the snap connections on the back of the device. Insert snaps until they are securely fastened to the device.

  • Page 7: Device Placement

    < Contents | Chapter 3: Device Basics Chapter 3: Device Basics Chapter 2: Getting Started & Device Basics Device Placement Place your Quell band on your upper calf about 1-2 inches below the knee. You may place on either leg. Be sure the electrode is only covering healthy skin that is not irritated and does not have cuts or other wounds.

  • Page 8: Chapter 3: Calibration

    < Contents | Chapter 3: Calibration Chapter 3 Calibration The calibration process must be completed before first using the device. Watch the Calibration video on the app or on quellrelief.com/quell-user before you calibrate for the first time. Calibration allows Quell to learn your sensation threshold. Based on your sensation threshold, Quell will deliver a customized stimulation level for pain relief therapy.

  • Page 9: Chapter 4: Pain Relief Therapy

    < Contents | Chapter 4: Pain Relief Therapy Chapter 4 Pain Relief Therapy Chronic pain is different for everyone. Please be white, you have sufficient charge to run a therapy patient. It may take several weeks of consistently session. Place the device on your leg as described using Quell before you start to experience pain in Chapter 2, Getting Started &...

  • Page 10: Adjusting Intensity During Therapy Session

    < Contents | Chapter 5: Pain Relief Therapy Chapter 4: Pain Relief Therapy you may cover the device with your clothing. You the electrode and remember to reapply the should be careful not to dislodge the device and liner (see page 11 for instructions on electrode when covering with clothing.

  • Page 11: Chapter 5: Overnight Therapy

    < Contents | Chapter 5: Overnight Therapy Chapter 5 Overnight Therapy You may use Quell at bedtime and throughout the night to relieve pain while you sleep. Before going to sleep, make sure the device is placed securely and comfortably around your leg.

  • Page 12: Chapter 6: Electrodes

    < Contents | Chapter 6: Electrodes Chapter 6 Electrodes Quell electrodes may look unassuming, but they edges on the gel pads, gel spreading, color fading, are key to enabling the Quell device to deliver or some of the underlying silver traces becoming clinical strength therapy for drug-free pain exposed.

  • Page 13: Chapter 7: Skin Care

    < Contents | Chapter 7: Skin Care Chapter 7 Skin Care Quell works by electrically stimulating the sensory nerves in the upper calf through your skin. Some people have dry or sensitive skin, and it is important to regularly monitor your skin where it contacts the electrode to ensure that skin irritation does not occur.

  • Page 14: Chapter 8: Using The Mobile App

    Chapter 8 Using the Mobile App From your mobile device or tablet, search for “Quell Relief” by NeuroMetrix, Inc. and download the app. Before proceeding, make sure that Bluetooth® is enabled on your mobile device or tablet. iOS and Android devices must have Bluetooth Low Energy (LE, also called Bluetooth Smart) compatibility.
  • Page 15 < Contents | Chapter 8: Using the Mobile App Chapter 9: Using the Mobile App Therapy Automation Time of Day Adjustment Enable if stimulation feels particularly strong at a certain time of day. Once enabled, indicate the time of day when stimulation feels strongest. The device will automatically compensate so the stimulation feels consistent to you at the time you selected.

  • Page 16: Tracking

    < Contents | Chapter 8: Using the Mobile App Chapter 9: Using the Mobile App Tracking Chronic pain can decrease your quality of life and impact your sleep and activity levels. Your Quell device and app can track therapy usage, sleep, activity (steps and gait), and pain ratings over time. This data can be viewed by day, week, month, or in 3 month periods.

  • Page 17: Chapter 9: Maintenance, Safety, And Service

    THE REMEDIES SET FORTH IN THIS WARRANTY STATEMENT. practices. NeuroMetrix warrants the Quell IN NO EVENT SHALL NEUROMETRIX BE LIABLE FOR SPECIAL, device to be free from defects in materials and INCIDENTAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF workmanship at the time of shipment.

  • Page 18: Appendix A: Indicator Lights

    < Contents | APPENDIX A: Indicator Light APPENDIX A Indicator Light Device on Skin Device State Indicator Light Status Explanation Standby No Light Illuminated Device in standby, no therapy or calibration in progress Calibration Double Blinking White Light Calibration in progress Therapy Double Blinking White Light Therapy session in progress...

  • Page 19: Appendix B: Troubleshooting

    < Contents | APPENDIX B: Troubleshooting APPENDIX B Troubleshooting Calibration I cannot start the calibration procedure. I am trying to calibrate but I don’t feel anything. Within the app, the Calibration option can Confirm electrode liner has been removed and be found under the Settings menu.
  • Page 20 < Contents | APPENDIX B: Troubleshooting Therapy Therapy may also need to be manually restarted if your last therapy was manually stopped/halted, Make sure you initiate therapy only after the device your last therapy was halted because of a trip and electrode are properly placed on the calf.
  • Page 21 < Contents | APPENDIX B: Troubleshooting Sleep If you mostly have cramping/soreness when lying down, make sure that the device is not positioned Do I need to do anything to the device on wake such that it is compressed between the bed and your leg.
  • Page 22 < Contents | APPENDIX B: Troubleshooting The gel is dry and losing its stickiness. What do I do if I have lost the electrode liner? Even when the electrode seems to be losing its Use a piece of wax paper (plain paper will stick to adhesion to the skin, it should still be usable;...
  • Page 23 < Contents | APPENDIX B: Troubleshooting Charging My device isn’t charging. Confirm the charging adapter is plugged into a functioning wall outlet that is on. USB outlets on a computer may not have sufficient power to charge the device, so it is not recommended. Using a charger other than the one provided with Quell, i.e., a cell phone charger, isn’t advisable.

  • Page 24: Appendix C: Frequently Asked Questions

    < Contents | APPENDIX C: Frequently Asked Questions APPENDIX C Frequently Asked Questions What should therapy feel like? How long will it take to experience relief? You should feel a strong, but comfortable We recommend using your Quell for at least vibrating or light pressure sensation.
  • Page 25 < Contents | APPENDIX C: Frequently Asked Questions Do I need to set up Quell differently for sleep use? How long does it take to recharge the battery? No, but you may choose from 4 sleep setting Fully recharging the battery will take options.

  • Page 26: Appendix D: Alternate Placement Sites

    < Contents | APPENDIX D: Alternate Placement Sites APPENDIX D Alternate Placement Sites If you cannot place your Quell device at the recommended location just below the knee, due to situations such as a wound or skin irritation, then you may position it at one of the following alternate sites: At mid-calf Above the knee on the lower thigh You should calibrate the device at the new site before initiating therapy.

  • Page 27: Appendix E: Technical Specifications

    < Contents | APPENDIX E: Technical Specifications APPENDIX E Technical Specifications Output Waveform Biphasic with alternating leading phase, asymmetrical, rectangular Regulated Current or Voltage Current Net Charge per Pulse Nominally 8 μC @ 500 per pulse; nominally 0 μC per sequential pair of pulses;...
  • Page 28 < Contents | APPENDIX F: Technical Specifications APPENDIX E: Technical Specifications User Interface Ability to recognize double-tap to enclosure for stimulation halt Mobile App Control to calibrate, start therapy, stimulation halt, and intensity adjustment Microb USB B socket for charging LEDs 1 white, 1 orange Bluetooth®...

  • Page 29: Appendix F: Precautions And Warnings

    The device may be used during sleep. The device • Do not apply stimulation when is only labeled for use and compatible with in the bath or shower. NeuroMetrix Quell brand electrodes. • Do not apply stimulation while driving, operating machinery, or during any activity in which Contraindications electrical stimulation can put you at risk of injury.

  • Page 30: Appendix G: Symbols

    < Contents | APPENDIX G: Symbols APPENDIX G Symbols User Manual/device labeling Type BF Applied Part WEEE (Waste Electronic and Electrical Equipment) symbol in accordance with council directive 2002/96/EC Abbreviation for model number Keep dry Manufacturer Quell User Manual Quell Customer Care: 1-800-204-6577 or CustomerCustomerCare@QuellRelief.com ®...

  • Page 31: Appendix H: Electromagnetic Compatibility Declaration

    < Contents | APPENDIX H: Electromagnetic Compatibility Declaration APPENDIX H Electromagnetic Compatibility Declaration Quell is intended for use in the electromagnetic environment specified below. The user should ensure that it is used in such an environment. Emissions test Compliance Electromagnetic environment – guidance RF emissions;...

  • Page 32: Compatibility Declaration

    < Contents | APPENDIX I: Electromagnetic Compatibility Declaration APPENDIX H: Electromagnetic Compatibility Declaration Table 1 Manufacturer's declaration - electromagnetic immunity Quell is intended for use in the electromagnetic environment specified below. The user should ensure that it is used in such an environment. Immunity test IEC 60601 Test Level Compliance level Electromagnetic environment –...
  • Page 33 < Contents | APPENDIX I: Electromagnetic Compatibility Declaration APPENDIX H: Electromagnetic Compatibility Declaration Table 2 Recommended separation distances between portable and mobile RF communications equipment and the Quell Device The Quell Device is intended for use in an electromagnetic environment in which radiated RF disturbances are controlled.

  • Page 34: Appendix I: Fcc

    This transmitter meets both portable and mobile limits as demonstrated in 2. This device must accept any interference the RF Exposure Analysis. Quell 2.0 contains the received, including interference that may cause Nordic nRF52832 pre-qualified design. undesired operation.

  • Page 35: Appendix J: Bluetooth

    APPENDIX J Bluetooth® The Bluetooth word mark and logos are owned by the Bluetooth SIG, Inc. and any use of such marks by NeuroMetrix, Inc. is under license. Communication between the Quell Device and the Smartphone is via Bluetooth. Disabling Bluetooth If Bluetooth is disabled on your smartphone or tablet, then the Quell Relief app will not function.
  • Page 36 Connect with us! Join the conversation with other Quell users. @QuellRelief 2. 0 1000 Winter Street Waltham, MA 02451, USA Quell 2.0 User Manual (800) 204-6577 ©2018 NeuroMetrix, Inc. All Rights www.quellrelief.com Reserved. PN2204823 Rev.A...

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