zebris FDM Series Specification And Operating Instructions

Measuring system for gait and stance analysis
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Measuring System for
Gait and Stance Analysis
FDM
Specifications
and
Operating Instructions
zebris Medical GmbH
FDM
Text-Release: 02/07/2013

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Summary of Contents for zebris FDM Series

  • Page 1 Measuring System for Gait and Stance Analysis Specifications Operating Instructions zebris Medical GmbH Text-Release: 02/07/2013...
  • Page 2: Table Of Contents

    Synchronization of the FDM platform ....................19 Synchronizing the FDM Platform with video data (Sync Audio) ............19 Infrared synchronization with zebris DAB-Bluetooth (EMG) ............... 20 Combine two FDM platforms of the same type ................... 21 Synchronization of third party devices with the FDM system ............. 22 Recommendations for recording data ....................
  • Page 3: Introduction

    When using the brand names, the trade marks them and also the rights of the respective proprietors remain protected. The name zebris is a registered trade mark and FDM identifies a product of the company, zebris Medical GmbH.
  • Page 4: Manufacturer And Sales

    1.1 Manufacturer and sales zebris Medical GmbH Max-Eyth-Weg 43 D-88316 Isny / Allgäu Germany Telephone +49 (0)7562 9726 0 +49 (0)7562 9726 50 E-Mail zebris@zebris.de Internet www.zebris.de 1.2 Conventions and symbols used In this user manual the following conventions are used: Warnings are marked as follows: “WARNING”...
  • Page 5: Intended Purpose Of The Fdm System

    Please thoroughly follow all instructions of this user manual in order to gain optimum use from the FDM system. zebris Medical GmbH FDM Technical Data and Operating Instructions Page 4/36...
  • Page 6: Personal Safety, Warnings And Prohibitions

     The safety, reliability and function of the device can only be guaranteed if a) repairs are carried out by authorized zebris personnel b) the room for the installation conforms to the valid installation regulations c) the device is used in conformity with the operating instructions.
  • Page 7  We also point out that if any changes are made to this certified device or its accessories without the prior written consent of zebris, your legal right to operate the device will be nullified.
  • Page 8: System Components

    specialist.
  • Page 9: Measuring Principle

    Burst generator, control logic Program data CPU-internal Rectifie, Amplifier, Flash 8-Bit ADC Data bus Optocoupler & electrical Calibrating data insulation with rectifier Calibrating - Flash external AC Power pack according IEC 601 zebris Medical GmbH FDM Technical Data and Operating Instructions Page 8/36...
  • Page 10: Technical Data

    1 – 120 N/cm Measuring Range Accuracy of the calibrated measuring range (1 – 80 N/cm ) ±5% (FS) Hysteresis < 3 % (FS) Physical resolution 1.4 sensors /cm zebris Medical GmbH FDM Technical Data and Operating Instructions Page 9/36...
  • Page 11: Technical Data Of Fdm Multi Function Force Plates

    4.8 kg Sampling frequency 120 Hz Number of sensor 1920 Sensor surface 94.8 x 40.6 cm (L x W) Dimensions for integration into walking range Connector box at bottom side zebris Medical GmbH FDM Technical Data and Operating Instructions Page 10/36...
  • Page 12 120 Hz optional 240 Hz Number of sensor 2560 Sensor surface 54.2 x 33.9 cm (L x W) Dimensions for integration into walking range Connector box at bottom side zebris Medical GmbH FDM Technical Data and Operating Instructions Page 11/36...
  • Page 13: Technical Data Of Fdm System For Stance And Gait Analysis

    100 Hz optional 200 / 300 Hz Number of sensor 11264 Sensor surface 149 x 54.2 cm (L x W) Dimensions for integration into walking range Connector box at bottom side zebris Medical GmbH FDM Technical Data and Operating Instructions Page 12/36...
  • Page 14 100 Hz optional 200 Hz Number of sensor 15360 Sensor surface 203.2 x 54.2 cm (L x W) Dimensions for integration into walking range Connector box at bottom side zebris Medical GmbH FDM Technical Data and Operating Instructions Page 13/36...
  • Page 15 35 kg Sampling frequency 100 Hz Number of sensor 22528 Sensor surface 298.1 x 54.2 cm (L x W) Dimensions for integration into walking range Connector box at bottom side zebris Medical GmbH FDM Technical Data and Operating Instructions Page 14/36...
  • Page 16: Specifications For The External Power Supply Unit

    2.4 Specifications for the external power supply unit All zebris FDM system can be operated by the same type of external power supply. Input Output 100 - 240 V AC 16V DC 50 - 60 Hz 60 W Cable Length AC-Cable 1.7 m...
  • Page 17: Setup And Operation Of The Fdm System

    A measurement is in process. orange permanent A measurement is in process and infrared synchronization signals (from other zebris devices) are received. The orange flashing signalizes that valid synchronization signals are received. 3.3 How to switch the platform On/Off The platform is switched on and off by software control as soon as the WinFDM software on the PC is started.
  • Page 18: Setup Of The Fdm Platform

    Windows operating system registers the location of the driver on the hard disk when the FDM platform and the PC are connected for the first time. If at this time there is no compatible zebris software installed on the PC, the driver will subsequently not be able to be allocated.
  • Page 19: Setting The System Out Of Operation

    PC. Only by plugging the platform directly to a USB port of the PC the functionality of the platform can be guaranteed. zebris does not take any liability for any injury to persons, damage to property, or loss of data due to improper connection WARNUNG of the platform.
  • Page 20: Synchronization Of The Fdm Platform

    For the connection to the video camera the following synchronization cable is required: Item No. 1830016/Video Sync-Control cable, cable length 7m with amplifier and control LED. zebris Medical GmbH FDM Technical Data and Operating Instructions Page 19/36...
  • Page 21: Infrared Synchronization With Zebris Dab-Bluetooth (Emg)

    4.2 Infrared synchronization with zebris DAB-Bluetooth (EMG) For synchronizing the FDM system with the zebris DAB-Bluetooth the optionally available IR interface which will be integrated within the platform housing is required. FDM platform and DAB-Bluetooth are synchronized automatically as soon as both devices have been switched on and a measurement is started.
  • Page 22: Combine Two Fdm Platforms Of The Same Type

    Be sure to position both platforms as shown below when connecting them for doubling the walking range. NOTE zebris Medical GmbH FDM Technical Data and Operating Instructions Page 21/36...
  • Page 23: Synchronization Of Third Party Devices With The Fdm System

    NOTE in combination with the FDM system. The WinFDM software provides a configuration window which allows adapting the synchronization exactly to the parameters of interfaces from third party devices. zebris Medical GmbH FDM Technical Data and Operating Instructions Page 22/36...
  • Page 24 SYNC-IN and SYNC-OUT sockets. Note that the polarity of the diagnostic checkboxes is affected by the corresponding “Polarity” radio buttons (active high/low) of each signal. zebris Medical GmbH FDM Technical Data and Operating Instructions Page 23/36...
  • Page 25 Enable “Clock in”. Connect the clock signal from the external device to the „Clock In“ Pin from the SYNC-IN socket of the zebris device. If the zebris device should trigger its measurement at the falling edge of the clock signal, set the clock in polarity to “active low”. Otherwise, the raising edge will trigger the measurement.
  • Page 26 2.7 k. If this input is set to 0 V ("0") i.e. by a switch or break contact than the SYNC-IN is triggered. Built-in LEMO – Jack at Front of ZEBRIS Gauge Series „00“, 3-pin, fitting Nut 30°...
  • Page 27 “frame by frame” mode. Built-in LEMO – Jack at Front of ZEBRIS Gauge Series „00“, 4-pin , fitting Nut 0° LEMO- Part. No. EPG.00.304.NLN Fitting Nut: 0°...
  • Page 28: Recommendations For Recording Data

    Different measurements (e.g. P.R. Cavanagh, The Foot (1994) 4, 123-135) show an increase of plantar pressure peaks of about 30 % by acrosclerosis (e.g. weals). The interpretation of measurement data has to include the existence of plantar acrosclerosis. zebris Medical GmbH FDM Technical Data and Operating Instructions Page 27/36...
  • Page 29: Maintenance

    The maintenance of the device or individual parts of thereof must only be carried out by zebris Medical GmbH or a person who has been explicitly authorized by zebris to do this. Should any malfunctions and/or defects be determined or...
  • Page 30: Checking The Fdm Sensor

    Whenever faults occur or in case of doubt, the manufacturer or sales partner authorized by zebris must always be contacted. Calibration measures The measuring accuracy of the sensors for the force distribution measurement is to be checked from time to time using a defined application of force.
  • Page 31: Cleaning And Disinfection

    The fluids required for disinfecting and cleaning must be stored, prepared and kept ready for use exclusively in the containers provided, in order to avoid them being mistaken for other fluids. WARNING zebris Medical GmbH FDM Technical Data and Operating Instructions Page 30/36...
  • Page 32: Storage, Transport And Disposal

    For this purpose the system should be shipped to the manufacturer and will be forwarded to regular disposal by zebris. The improper interaction with electronic waste could lead to negative effects for the environment and the public health because of potential hazardous materials which are frequently contained within electric and electronic devices.
  • Page 33: Safety Standards And System Classification

    The electrical combination of the complete system is to be done according to EN 60601-1-1. NOTE The computer and other non-medical tools have to be located beyond the reach of the patients (1.5 m). WARNING zebris Medical GmbH FDM Technical Data and Operating Instructions Page 32/36...
  • Page 34: Electromagnetic Compatibility Guideline & Manufacturer Declaration

    The use of accessories, particularly cables for connecting to the PC, which are not supplied by zebris for the FDM force-distribution measuring system, or explicitly recommended for use with the device, can lead to a reduced resistance to interference of the FDM force-distribution measuring system.
  • Page 35 (50/60 Hz) frequency should comply with the typical acc. to IEC 61000-4-8 values business hospital environment. NOTE A is the a.c. main voltage prior to applying the test levels. zebris Medical GmbH FDM Technical Data and Operating Instructions Page 34/36...
  • Page 36 NOTE 1 between 80 MHz and 800 MHz the higher value is valid. NOTE 2 These guidelines may not be applicable in all situations. The spread of electromagnetic waves is influenced by absorption and the reflections of buildings, objects, and people. zebris Medical GmbH FDM Technical Data and Operating Instructions Page 35/36...
  • Page 37: Declaration Of Conformity Medical Platforms

    8.5 Declaration of conformity medical platforms zebris Medical GmbH FDM Technical Data and Operating Instructions Page 36/36...
  • Page 38: Declaration Of Conformity Non Medical Platforms

    8.6 Declaration of conformity non medical platforms zebris Medical GmbH FDM Technical Data and Operating Instructions Page 37/36...
  • Page 39 Notes zebris Medical GmbH FDM Technical Data and Operating Instructions Page 38/36...

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