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Instruction for Use
POWER KNEE
®

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Summary of Contents for Össur Power Knee

  • Page 1 Instruction for Use POWER KNEE ®...
  • Page 2: Table Of Contents

    INTRODUCTION SYSTEM OVERVIEW PREPARATION FOR USE OPERATION TECHNICAL DATA MAINTENANCE STORAGE & TRANSPORT CONDITIONS PARTS ORDERING WARRANTY DISPOSAL OF EQUIPMENT PRODUCT CERTIFICATION INFORMATION BLUETOOTH MODULES REGULATED INFORMATION 14 ELECTROMAGNETIC COMPATIBILITY...
  • Page 3 Battery status LEDs Battery status Button Battery status LEDs Battery status Button Battery full Battery low Battery status LEDs Prosthesis status LED Rear of prosthesis Battery status button “On / O ” switch Prosthesis status LED Front Lock tab Back “On / O ”...
  • Page 4 Power supply Battery Battery charger Status LED Rear Battery charger Front Power inlet Charging Flashes Charge completed Power supply Steady Problem Wall outlet Battery charger status LED Prosthesis Status LED Problem...
  • Page 5: Introduction

    In addition, POWER KNEE can be used for an extended user population, namely bilateral transfemoral amputees and unilateral hip disarticulation amputees. The POWER KNEE is designed to support a variety of functions including stairs ascent. Training will be required to master the system and expectations should be discussed with your CPO prior to the fitting...
  • Page 6 SYMBOLS USED IN THE EQUIPMENT Symbols used in the POWER KNEE system (prosthesis and accessories) include the following: Caution: Indicates the need for the user to consult the instructions for use for important cautionary information IEC type BF leakage current requirements...
  • Page 7: System Overview

    POWER KNEE is suitable for use in any environment except where spillage or immersion in water or any other fluid is possible, or where exposure to highly electrical and/or magnetic fields can occur (e.g., electrical transformers, high-power radio/TV transmitters, RF surgical equipment, CT and MRI scanners). The battery charger and power supply are for indoor use only.
  • Page 8 You can check the battery status at any time (whether or not the battery is inserted into the prosthesis or charger, and whether or not these are “ON”). BATTERY “SELF-MAINTENANCE” To optimize battery operation, a battery “self-maintenance” feature is included in the charging procedure and is automatically repeated every three months.
  • Page 9: Operation

    BATTERY TIPS For optimum system performance, the battery should ideally be charged at the end of each day so it is fully charged the next day. If a battery is not used for an extended period of time, it may have to be recharged prior to use.
  • Page 10 5. Once you are in sitting position, you can lift the prosthetic foot from the ground and you will notice that the prosthetic knee will unlock and move freely. EXERCISE MODE 1. Sit down. 2. Fully extend the prosthetic knee out. 3.
  • Page 11 7. At the top of the stairs hold the prosthesis on the ground for approx. 3 seconds to interrupt the stair ascent function and avoid unwanted behaviour. Always use the bannister or handrail when ascending or descending ramps and stairs. WARNINGS &...
  • Page 12: Technical Data

    The prosthesis motor will shut down soon, meaning that the prosthetic knee will no longer be functional and will provide limited support. – Cause: Other type of “error”: technical failure. – Solution: Reset the prosthesis by powering it off then on again and check if it returns to normal operation. If it does not, refrain from using the prosthesis and contact your Össur representative.
  • Page 13: Maintenance

    MAINTENANCE DAILY MAINTENANCE There are no user-serviceable components in the POWER KNEE. Just make sure that it remains in good outward condition. Clean the surface of the prosthesis with a soft damp cloth regularly and if necessary with a mild disinfectant.
  • Page 14: Bluetooth Modules Regulated Information

    COMPLIANCE This component has been tested according to ISO 10328 standard to three million load cycles. Depending on the amputee’s activity this corresponds to a duration of use of three to five years. We recommend carrying out regular yearly safety checks - P - kg *) Body mass limit not to be exceed!
  • Page 15: Electromagnetic Compatibility

    Caution: Exposure to Radio Frequency Radiation. The installer of this radio equipment must ensure that the antenna is located or pointed such that it does not emit RF field in excess of Health Canada limits for the general population; consult Safety Code 6, obtainable from Health Canada’s website www.hc-sc.gc.ca/rpb.
  • Page 16 Electromagnetic Immunity Compliance Information Immunity Test Standard Compliance Level ± 8 kV contact Electrostatic Discharge IEC61000-4-2 ± 15 kV air ± 2 kV for power supply lines Electrical Fast Transient/Burst IEC61000-4-4 ± 1 kV for input/output lines ± 1 kV line(s) to line(s) Surge IEC 61000-4-5 ±...
  • Page 17 RF Wireless Communications Compliance Information Test frequency Band Service Modulation Immunity test level (MHz) (MHz) (V/m) Pulse modulation 380 - 390 TETRA 400 18 Hz Pulse modulation 430 - 470 GMRS 460, FRS 460 18 Hz Pulse modulation 704 - 787 LTE Band 13, 17 217 Hz GSM 800/900,...
  • Page 18 EN – Caution: Össur products and components are designed and tested according to the applicable official standards or an in-house defined standard when no official standard applies. Compatibility and compliance with these standard is achieved only when Össur products are used with other recommended Össur components.
  • Page 19 Össur Americas Össur Nordic Össur Europe BV – Italy 27051 Towne Centre Drive Box 770 Via Baroaldi, 29 Foothill Ranch, CA 92610, USA 191 27 Sollentuna, Sweden 40054 Budrio, Italy Tel: +1 (949) 382 3883 Tel: +46 1818 2200 Tel: +39 05169 20852 Tel: +1 800 233 6263 Fax: +46 1818 2218 Fax: +39 05169 22977...

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