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Intelect Legend Ultrasound
®
USER MANUAL
ISO 13485 Certified

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Summary of Contents for Chattanooga Group Intelect Legend Ultrasound

  • Page 1 Intelect Legend Ultrasound ® USER MANUAL ISO 13485 Certified...
  • Page 2: Table Of Contents

    Intelect Legend Ultrasound Two Year Limited Warranty ........11...
  • Page 3: Introduction

    All power-up presets can be individually customized to meet the clinician’s needs. Foreword This manual has been written for the owners and operators of the Intelect Legend Ultrasound. It contains general instructions for operation, precautionary instructions and maintenance recommendations. In order to obtain maximum life and efficiency from your Intelect Legend...
  • Page 4: Liability Disclaimer

    ® Legend Ultrasound when connected to any unit other than Chattanooga Group, Inc. devices. DO NOT operate the unit in an environment of shortwave diathermy use. 3. WARNING: Federal law restricts this device to sale by, or on the order of, a physician or licensed practitioner.
  • Page 5: Principles Of Operation

    Principles of Operation • Initial Setup Instructions • System Components - Standard and Optional Accessories • Operator Interface - Operating Controls Initial Setup Instructions Remove the Intelect ® Legend US unit and any additional items ordered from the carton and inspect for damage that may have occurred during shipment.
  • Page 6: Operating Controls

    LED Display Illustrated Control Panel ® Operating Controls 1. LED Screen Display - LED Parameter Display Field. • Displays Treatment Time, Output Intensity, Frequency, Duty Cycle, Display and Head Warm. 2. Illustrated Control Panel • Membrane switches control LED screen display and treatment parameters. 3.
  • Page 7: Indications/Contraindications

    Indications/Contraindications Indications Ultrasound for use in applying deep heat can be used for treatment of selected medical conditions such as the relief of pain, muscle spasms and joint contractures. Those conditions may be associated with adhesive capsulitis, bursitis with slight calcification, myositis and soft tissue injuries. The Intelect Legend ®...
  • Page 8: Potential For Burns

    Potential for Burns It is possible for ultrasound therapy to cause burns if the therapy is not performed properly. Skin burns can result from one or more of the following: • If the intensity (power) is too high. • If you are using too low a frequency. •...
  • Page 9: Handle Ultrasound Applicator(S) With Care

    Handle the Ultrasound Applicator(s) with Care • DO NOT drop the sound head on hard surfaces. • DO NOT allow the sound head to reach maximum temperatures repeatedly. • DO NOT cool an overheated sound head with ice water or ice packs. •...
  • Page 10: Us - Ultrasound

    . You may select either 1 or 3.3 MHz frequencies for each ultrasound applicator. Frequency may be selected either before or during treatment. Intelect Legend Ultrasound Clinical Features • Electronic Signature ™ Automatically calibrates the system to any size Intelect Legend sound head.
  • Page 11: Power-Up Preset Parameters

    Power-Up Preset Parameters Frequency: 1 MHz Duty Cycle: Treatment Time: 5 Minutes Power: Clinician Controlled Quick Start The following is a quick step by step procedure for using ultrasound (US). Before proceeding refer to treatment cautions. Procedure Comments Turn power on The unit will go through self diagnosis, followed by the main menu.
  • Page 12: Modifying Treatment Parameters

    Modifying Treatment Parameters Treatment parameters can be modified prior to or during a treatment session. To modify a parameter, select that parameter on the control panel. Treatment time and output intensity are changed using their designated up or down arrow buttons. Frequency, duty cycle and output display toggle from choice to choice with repeated touches of their respective buttons.
  • Page 13: Appendix

    To participate in warranty coverage, the product’s warranty registration card (included with the product) must be filled out and returned to the Chattanooga Group by the original owner within 10 business days of purchase.
  • Page 14: System Utilities

    Complete the entire card included with your system and return postage paid to the Chattanooga Group. To obtain service from company or selling dealer under this warranty, the owner must do or abide by the following: 1.
  • Page 15: Maintenance Instructions

    ® Legend Ultrasound Case The Intelect Legend Ultrasound Case may be cleaned by wiping with a damp cloth or mild cleaning solution. Avoid abrasive cleansers. DO NOT immerse unit or power supply and DO NOT spray directly on unit or power supply. It is best to dampen cloth, then wipe surface.
  • Page 16: Technical Specifications

    Technical Specifications for Intelect Legend US ® Intelect Legend Ultrasound Dimensions: 8.25” x 11” x 2.5” Weight: 2.9 lbs Applicators: 2 cm , 5 cm and 10 cm Input: ~100 - 250V, 1.0A 50/60 Hz Output: … 12V. 4.1A Fuse: 4.0 A...
  • Page 17 Duty Cycle Pulsed: 10%, 20%, 50% Continuous: 100% Pulse Duration 5 msec +/- 20%: (50% Duty Cycle, pulsed mode) 2 msec +/- 20%: (20% Duty Cycle, pulsed mode) 1 msec +/- 20%: (10% Duty Cycle, pulsed mode) Ultrasonic Power Variable from 0 Watts to 20 Watts, 10 cm crystal at 1.0 MHz, 1 - 10 Watts at 3.3 MHz Variable from 0 Watts to 10 Watts, 5 cm crystal...
  • Page 18: Description Of Ultrasonic Field

    Description of Ultrasonic Field The spatial distribution of the radiated field is essentially a collimated beam of the ultrasonic energy having a cross-sectional area of 8.5 cm for the 10 cm sound head when measured at a point 5 mm from the transducer face.
  • Page 19 Beam Profile of the 5 cm Transducer Operating at 1 MHz and 3.3 MHz Spatial distribution of the radiated field is essentially a collimated beam of the ultrasonic energy having a cross-sectional area of 4.0 cm for the 5 cm sound head when measured at a point 5 mm from the transducer face.
  • Page 20 Beam Profile of the 2 cm Transducer Operating 3.3 MHz Spatial distribution of the radiated field is essentially a collimated beam of the ultrasonic energy having a cross-sectional area of 1.8 cm for the 2 cm sound head when measured at a point 5 mm from the transducer face.
  • Page 21: Glossary

    Glossary Beam Non-Uniformity Ration – By nature, an ultrasound beam is not homogeneous. The BNR is a ratio of the highest intensity found in the beam field to the average intensity as indicated on the output dis- play of the unit. This measure may not exceed 6.0:1. Because of the areas of increased intensity, the sound head is moved continuously during the treatment.
  • Page 22 4717 Adams Road P.O. Box 489 Hixson, TN 37343 U.S.A. +1-423-870-7200 OUTSIDE U.S.A +1 423-870-2046 OUTSIDE U.S.A. FAX www.chattgroup.com ISO 13485 Certified ©2004 Encore Medical 78201D...

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