Bertec Balance Advantage HMD System User Manual
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Bertec Balance Advantage HMD System User Manual

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80P-0161
2023-02
Bertec
Balance Advantage
®
®
HMD System User Manual
www.bertec.com

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  • Page 1 80P-0161 2023-02 Bertec Balance Advantage ® ® HMD System User Manual www.bertec.com...
  • Page 3 Contact Manufacturer: Bertec® Corporation 2500 Citygate Drive Columbus, OH 43219 U.S.A. Phone: +1 614 543-8099 Support: +1 614 450-0331 Fax: +1 614 430-5425 Information: balanceinfo@bertec.com Sales: balancesales@bertec.com Support: support@bertec.com www.bertec.com Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...
  • Page 4 Copyright Information and Software Version Software Versions 1.0.0, 2.0.0, 2.1.0, 2.3.0 Copyright © 2018 Bertec® Corporation. All rights reserved. Information in this document is subject to change without notice. Companies, names, and data used in examples herein are fictitious unless otherwise noted. No part of this document may be reproduced or transmitted in any form or by any means, electronic or mechanical, for any purpose, without express written permission of Bertec®...
  • Page 5 Once the errors have been corrected a record shall be produced and both parties will certify that the Products are fully operational and in compliance with the Purchase Order documentation. Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...
  • Page 6 The validity, performance, construction, and interpretation of this Agreement shall be governed by the laws of the State of Ohio and the United States of America, excluding conflicts of laws, rules, and regulations. Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...
  • Page 7 Description of the Product The Bertec Head Mounted Display (HMD) is a wireless headset with an ergonomic counterweight design. It includes a 98° high fidelity field of view, 6 degree of freedom room scale tracking, LCD screen, face cushion, built in speakers and two wireless hand controllers.
  • Page 8 Read Carefully Before Proceeding Intended Use: The Type 1006, Bertec Head Mounted Display System (HMD) is intended as an objective platform used for monitoring, training, and rehabilitating multisensory function in subjects with vision, neurocognitive, and vestibular/balance disorders. The Type 1006, Bertec Head Mounted Display System should only be operated by qualified personnel.
  • Page 9 There are no other known contraindications, so long the patient meets the weight requirements. Patient weight limit 500lbs/226kg. Potential Adverse Effects In rare cases, the patient may experience transient dizziness. In that case, the test can be discontinued immediately. Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...
  • Page 10 Avoid using organic solvents, to clean the device. Note: The face cushion will exhibit the following effects after repeated cleaning and disinfection. Please contact Bertec to replace the face cushion if any of the following occur: Color change, sticky surface, or decreased facial comfort on the face.
  • Page 11 Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...
  • Page 12 Subjective Visual Vertical (SVV) and Subjective Visual Horizontal (SVH) with Optokinetic Subjective Visual Vertical (SVV) with Visual Flow Head Tilt Response (HTR) Head Tilt Response – Optokinetic Head Tilt Response – Visual Flow Sensory Training Options Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...

  • Page 13: Table Of Contents

    Responsibility of the Manufacturer Operating Environment System Components Appendix A: Abbreviations and Glossary Appendix B: Frequently Asked Questions Appendix C: License and Support Features Appendix D: Error Messages Appendix E: Contact Bertec Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...
  • Page 14 Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...
  • Page 15 Bertec is an internationally recognized designer, manufacturer, and marketer of research-grade and clinical biomechanical equipment and software. Used by athletic trainers, physical therapists, and other professionals working to understand the movement of the human body, Bertec’s tools help athletes and patients to meet their performance and rehabilitation goals...
  • Page 16 Welcome Welcome to the Bertec® Head Mounted Display System User Manual. This is a concise, easy-to-use guide for both implementing and utilizing a Bertec® Head Mounted Display, along with its related components. Bertec 2.3 BA HMD Operating Environment - Do not use the equipment in dusty, humid, dirty environments, or near strong magnetic fields, to sustain from internal circuit failure.
  • Page 17 - Extended Warranty - 6 Degree of Freedom Room and sync capabilities across all Scale Tracking Bertec® Balance Advantage® - 3664 x 1920 LCD screen products - Replaceable face cushion Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...
  • Page 18 Setting Up the Bertec Balance Plate 1. Plug the Bertec Balance Plate into the computer via the USB cable attached to the plate. 2. An icon of a USB cable will appear in the top right of Balance Advantage when connected.
  • Page 19 Note: Users can use this product with prescription glasses. Note: The user can press “A” to enter passthrough mode, and see their external surroundings, until ready to begin trial HMD Essentials Figure 3: Headset Features Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...
  • Page 20 X or A on Figure 5: Recenter Screen the controllers (Figure 6: Passthrough Mode). Passthrough mode is a black-and-white live view of the surrounding environment. Figure 6: Passthrough Mode Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...
  • Page 21 Figure 7 shows the correct way to set up the Wi-Fi router. All Wi-Fi routers that are sent with the HMD will have an SSID beginning with GL (NOT 5G) and the password will be ‘goodlife’ Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...
  • Page 22 2. Make sure the headset has more than 25% battery. 3. The HMD will automatically enter “Bertec World”, which is a floating Bertec Island, with a green loading bar. When the HMD is connected, the green loading bar will be solid.
  • Page 23 7. Once the HMD is updated, the blinking red triangle icon will be replaced by the HMD icon, indicating that it is up to date and connected to Bertec® Balance Advantage® Note: Figure 10 displays the pop-up menu that will show when the HMD needs to be updated.
  • Page 24 Closed Chain, Seated, Mobility and Weight Shifting tabs will also be visible with the HMD connected, however, these are not compatible with the HMD Figure 11: BA Training Tab Figure 12: Clinician Home Screen Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...
  • Page 25 7. Perform the training as directed on the computer screen. At any point during the training, the clinician may input notes by clicking in the Test Notes area, located in the bottom left corner of the screen. Figure 15: Hand Placement Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...
  • Page 26 The data export screen is shown in Figure 16. The exported data cannot be re-imported back into the Bertec® Balance Advantage® software; for performing a system back-up, please refer to the Database Maintenance section. Figure 17: Data Export Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...
  • Page 27 5. Any available options for the selected trainings will appear in the section below titled “Test Options”. All trainings require the appropriate options to be selected, based on the capabilities of the patient. Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...
  • Page 28 Moving Lines, Infinite Tunnel, Fountain, and Airport direction). Lounge. Scene Motion Allows the user to change the degree of oscillation of the scene. These oscillations rotate in a clockwise and counterclockwise motion - 0° – 8° Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...
  • Page 29 To provide a greater degree of difficulty, check this box. Figure 18: Quick Training Therapist Options Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...
  • Page 30 Central Density Option - Low The operator can define the density of the objects that - Medium are in the center of the scene. - High - Simple - Off - Hard Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...
  • Page 31 When clicked again it will turn off the passthrough function and shows the virtual world. Note: Passthrough mode can also be accessed for the patient by pressing the ‘A’ or ‘X’ button on the controller. Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...
  • Page 32 Using this tool, the operator can arrange the patient’s head with their hands to match the head angle and then start the training (Figure 20) Figure 19: Angle Selector Tool Figure 20: Head Angle Tool Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...
  • Page 33 - Yellow - Medium - Red - High - Green Direction The operator can define the direction of the optokinetic movement. - Up - Down - Left - Right - Counter-Clockwise - Clockwise Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...
  • Page 34 The background will stay grey, but the rod color can change - Red - Green - Black Figure 21: Head Angle Tool Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...
  • Page 35 The operator can choose the type of visual flow scene The operator can define the speed of the scene’s that will be used in the background. movement. - Park - Static - Boardwalk - Slow - Driving - Medium - Fast Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...
  • Page 36 - Large objects. - Visible Options: None, 6 sec, 10 sec - Second Window Options: None, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 seconds Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...
  • Page 37 If a cognitive task is occurring, the operator can choose between three different frequencies of the cognitive task. - Low (20 seconds) - Medium (15 seconds) - High (10 seconds) Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...
  • Page 38 Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...

  • Page 39: Hmd Trainings

    14. Head Tilt Response – Optokinetic (HTR-OPK) 7. Subjective Visual Vertical – Visual Flow (SVV-VF) 15. Head Tilt Response – Visual Flow (HTR-VF) 8. Subjective Visual Horizontal (SVH) Figure 22: Vision Tab Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...

  • Page 40: Visual Flow - Boardwalk, Driving, Park

    “The patient will be asked to maintain balance throughout a moving scene while dodging objects by shifting their COG, answering simple cognitive tasks, and ignoring various visual and auditory distractions. Patient View Figure 23: Park Visual Flow Figure 24: Boardwalk Visual Flow Figure 25: Driving Visual Flow Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...
  • Page 41 Note: This report mostly contains information on the patient and the settings of the test. Data can be analyzed further using the corresponding ASCII file Figure 27: Visual Flow Report Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...

  • Page 42: Optokinetic Flow

    The patient will be asked to maintain balance throughout a moving scene while having the option of answering simple questions by selecting a cognitive task Patient View Figure 28: Starfield Patient View Figure 29: Striped Patient View Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...
  • Page 43 - Direction: The direction the scene is moving in - Visual Aid: Whether or not the blue circle was present for the patient to focus on. - Training Time: The duration of the training Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...

  • Page 44: Subjective Visual Vertical, Subjective Visual Horizontal, And R&F

    Note: SVV visual flow will not display a rod. The patient will use controllers to align the scene vertically. Refer to the images below for instructions to better understand the functionality of the controllers: Figure 32: Rod rotation Figure 33: Index Trigger Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...
  • Page 45 HMD Trainings Clinician View Figure 34: SVV Optokinetic, SVV Visual Flow (respectively) Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...
  • Page 46 - Head angle degree (+/-): The head angle the patient’s head is positioned at the time of submission. Note: These same metrics are found in the SVV-Visual Flow, SVV-Optokinetics, SVH-Optokinetics, and R&F reports. Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...
  • Page 47 HMD Trainings Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...

  • Page 48: Head Tilt Response

    For HTR-Visual Flow, the rod is not shown, and the scene rotates instead. The patient should align their head to make the scene vertical. Various levels of difficulty can be implemented with the optokinetic and visual flow options listed above. Patient View Figure 36: HTR Figure 37: HTR Optokinetic Figure 38: HTR Boardwalk Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...
  • Page 49 HMD Trainings Clinician View Figure 39: Clinician HTR Figure 40: Clinician Optokinetic HTR Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...
  • Page 50 - Delay time: Time between when the rod is displayed and when the patient begins moving their head. - Overshoot %: Maximum head tilt value as a percentage of the rod angle presented. Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...
  • Page 51 HMD Trainings Figure 41: Head Tilt Response Report Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...

  • Page 52: Quick Training

    End of Test Report - User Settings - Compliance - Training Time Clinician Screen Figure 42: Quick Training Clinician View Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...
  • Page 53 HMD Trainings Figure 43: Quick Training Report Figure 44: Quick Training Scenes Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...

  • Page 54: Sensory Training

    Once the waiting period is over, you can begin to identify the items on the shelf according to the Figure 46: Using Index Trigger for Object Selection same order they were shown by using the controller input methods” Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...
  • Page 55 - Minimum score is 1.0, which occurs when the patient fails to select an object on level 1 for three consecutive trials. Figure 47: Spatial Memory Baseline Report Figure 48: Spatial Memory Baseline; Clinician Screen Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...

  • Page 56: Perception Span Training - Baseline

    This is a baseline training, which will use fixed values for the following the total number of objects settings: - Score: Percentage of object score - Wait Time: 1 second - Display Time: 3 seconds Figure 50: Perception Span Baseline Clinician Screen Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...

  • Page 57: Spatial Memory Training

    - Overall Score: The percentage of correct items in the correctly chosen in a row (before first miss) out of most recent trial the possible objects in the sequence - User Settings - Trial Information Figure 51: Spatial Memory Report Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...

  • Page 58: Response Inhibition Training

    (red highlight) target will appear. End of Test Report - User Settings - Go Ratio - Trial Information - No-Go Ratio - Fastest Hit - Slowest Hit - Average hit Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...
  • Page 59 HMD Trainings Figure 53: Response Inhibition Report Figure 54: Response Inhibition Clinician View Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...

  • Page 60: Perception Span Training

    - Response Time: The time it takes for the patient to - User Settings input the pattern - Trial Information Figure 55: Perception Span Report Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...

  • Page 61: Reaction Trainer

    - Average Hit - Cognitive Task Type - Total Hits - Fastest Hit - Task Score: Performance Figure 57: Math Cognitive Task on dual task - Slowest Hit Figure 58: Reaction Time Report Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...

  • Page 62: Shut Down Procedure

    Shut Down Procedure To shut down the Bertec Head Mounted Display 1. Exit Balance Advantage Software 2. Hold down the power button on the headset until the light flashes blue Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...

  • Page 63: Bertec Hmd System Safety

    The requirement applies in the European Union. Do not dispose of these products as unsorted municipal waste. You can return your device to Bertec or to any Bertec supplier. you can also contact you local authorities for advice on disposal.
  • Page 64 Direct Current (used in accordance with IEC 60601-1) ON/OFF (Power/Stand-by) (used in accordance with IEC 60601-1) Equipment Safe Working Load XXX indicates specific weight (used in accordance with IEC 60601-1, Cl. 7.2.21) Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...

  • Page 65: Warning Notes

    Note 9 None of the Bertec system parts are user serviceable. For the sake of safety, and in order not to void the warranty, the system should only be serviced by authorized service personnel. In case of defects, please make a detailed description of the defect(s) and contact your supplier.
  • Page 66 Warning Notes Note 22 The Bertec Head Mounted Display system is only approved for the components provided. Use of third-party components, such as computers or laptops, is prohibited. Note 23 Ensure that this product is used in a safe environment. By using this product to view an immersive virtual environment, users will not be able to see their physical environment.

  • Page 67: Responsibility Of The Manufacturer

    Temperature: -20° C (-4° F) or above +60° C (+140° F) Rel. Humidity: <90%, non-condensing Air Pressure: 500 hPa to 1060 hPa Standards Safety: IEC 60601-1, Class I, Type B, IPXO System: IEC 60601-1 EMC: IEC 60601-1-2 Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...

  • Page 68: System Components

    Pico HMD Face Cushion Replacement Cables Item Origin Termination Quantity White USB-C cord w/ re-attachable HMD USB-C Interface Wall outlet USB charging white block Wi-Fi router USB-C power cord Wi-Fi Router USB-C Interface Wall outlet Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...

  • Page 69: Appendix A: Abbreviations And Glossary

    Abnormalities in this test can be a sign of vestibular disease that impacts the otolithic pathway Visual Flow Training: trainings used to habituate the patient to visual flow environments. These trainings are used with a balance plate. Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...

  • Page 70: Appendix B: Frequently Asked Questions

    How do I fix my database? Database issues are often caused from incorrectly shutting down a computer. Corrupt/damaged databases are almost always repairable, though. Contact Bertec® Support for assistance. How do I delete a single set of patient data? From the clinician home screen, select the patient to delete. Right click on the patient. In the dropdown list, select Mark Patient Deleted.

  • Page 71: Appendix C: License And Support Features

    No access to internet: contact Bertec support for assistance. Note: The computer does not need to be connected to the internet to register a license key, however, an activation code obtained from the Bertec support team is required if registering offline Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...
  • Page 72 2. Fill out the name and email fields. The comment field is optional, but recommended. Note: This information is extremely useful in the case that technical support is needed. License Agreement The License Agreement tab displays the license agreement, included in this manual. Bertec Balance Advantage HMD System User Manual 80P-0161 2023-02...
  • Page 73 2. Close the window by clicking the Close button. Note: Bertec® only collects data related to how the program is used by clinicians; all collected data is encrypted. No patient information is collected. Note: If the system cannot be accessed, support contact information is also included in Appendix I.
  • Page 74 8. Once the representative attempts to connect to the computer, select the Allow button within 30 seconds. Note: If the Bertec® Remote Support window disappears once the operator clicks away from the screen, click on the Windows key (between the Ctrl and Alt keys) to reveal the computer’s open programs.

  • Page 75: Appendix D: Error Messages

    The key should either be click here. recovered or a new key can be requested from Bertec Support. WARNING: All data is being stored - long timer periods can When the option to store all data is selected, performing long impact database size.
  • Page 76 Attempting to save the Additional Patient Fields failed. There was an error with the Additional Patient fields that you attempted to create and save. Please try again. If you continue having problems, consult the manual and then contact Bertec Support. Attempting to save the Operator “XXXX” failed There was an error with the Operator that you attempted to create/modify and save.
  • Page 77 If you believe that you have, then please contact Bertec Corporation at support@ bertec.com to obtain a valid activation code.
  • Page 78 Operator that logs into the system. This information is still in the database, but will not ever be available again unless you contact Bertec Support for assistance in retrieving it. Are you really sure that you wish to restore the archive from...

  • Page 79: Appendix E: Contact Bertec

    Appendix E: Contact Bertec If this manual does not satisfactorily answer a question, or if additional information or purchases are desired, contact Bertec® via email or phone. Our office hours are Monday–Friday, 8am–5pm Eastern Standard Time. Phone: +1 (614) 543-8099...
  • Page 80 Bertec Corporation ® 2500 Citygate Drive Columbus, OH 43219 U.S.A. t + 1 614 543-8099 f + 1 614 430-5425 www.bertec.com...

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