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SAEHAN DHD-1 User Manual

SAEHAN DHD-1 User Manual

Digital hand dynamometer, includes data transfer software installation and usage

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DHD-1 Digital Hand Dynamometer
User Manual
Includes Data Transfer Software Installation and Usage

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Summary of Contents for SAEHAN DHD-1

  • Page 1 DHD-1 Digital Hand Dynamometer User Manual Includes Data Transfer Software Installation and Usage...
  • Page 3 Do not disassemble, modify, or attempt to repair this device including the gauge cover and body, or replace the battery. If there is a problem, contact your supplier or Saehan Corporation. Saehan Corporation is not responsible for degradation of performance and operational errors due to any attempt to disassemble, modify, or repair the device.
  • Page 4 DHD-1 Digital Hand Dynamometer - Operating precautions Do not expose the equipment to high temperature over 60°C (140°F) and high humidity to reduce the risk of electric shock. Do not touch the device with wet hands. The internal connections and external gauge cover are insulated with plastic and fl...
  • Page 5 DHD-1 Digital Hand Dynamometer - Operating precautions Be aware that conductors delivering power are more likely to be damaged when the USB cable is stored with excessive bending. Replace a damaged USB cable with a USB cable with the same standard connectors on each end.
  • Page 6 DHD-1 Digital Hand Dynamometer - Operating precautions Disposal of old Electrical & Electronic Equipment (Applicable in the European Union and other European countries with separate collection systems.) This symbol indicates that this device shall not be treated as household waste. Instead, it shall be handed over to the applicable collection point for the recycling of electrical and electronic equipment.
  • Page 7 DHD-1 Digital Hand Dynamometer - Operating precautions Information on Components 1. Load Cell: FX1901 series (FX1901-0001-0100-L) 2. Battery: Lithium-Ion Polymer Re-chargeable Battery (BK053048AH 700mA) 3. Gauge Cover and Ring: Plastic Enclosure - ABS (Fire retardant) 4. Guide: Plastic Enclosure - PC (Fire retardant) 5.
  • Page 8 DHD-1 Digital Hand Dynamometer - Operating precautions Defi nition of using symbols CATALOGUE NUMBER DATE OF MANUFACTURE SERIAL NUMBER CONSULT INSTRUCTIONS FOR USE MANUFACTURER AUTHORISED REPRESENTATIVE IN THE EUROPEAN COMMUNITY TYPE BF APPLIED PART CAUTION A HANDLE DIRECTION ERROR PREVENTION STICKER...
  • Page 9 Body (Applied Part) Posts Guide Handle (Applied Part) Handle Clip Safety Strap DHD-1 Digital Hand Dynamometer Copyright 2012 SAEHAN Corporation All Rights Reserved. No portion of this manual may be reprinted or copied without the written permission of SAEHAN Corporation.
  • Page 10: Technical Specifications

    DHD-1 Digital Hand Dynamometer - Technical Specifi cations Technical Specifi cations Model Name Digital Hand Dynamometer Model Number DHD-1 (SH1001) Unit of Measure U.S. pounds (lb.) or kilograms (kg) Range 0 ~ 200 lbs. (0 ~ 90 kg) Resolution 0.1 lb and 0.1 kg Accuracy ±...
  • Page 11 The DHD-1 includes a built-in Lithium Ion Polymer rechargeable battery. When connected to a PC using the USB cable, the PC provides power to the DHD-1 and charges the battery at the same time. A fully charged battery will operate the DHD-1 up to 43 hours before needing to be recharged, and it takes about eight hours to fully recharge the battery.
  • Page 12: Setting Mode

    DHD-1 Digital Hand Dynamometer - Display Modes Setting Mode DATE DATE Setting Month / Day - mm.dd Setting Year - yyyy TIME Setting Time - hh:mm...
  • Page 13: Testing Mode

    DHD-1 Digital Hand Dynamometer - Display Modes Testing Mode Right hand Test Number 02 saved Right hand Test Number 03 Ready for next test Ready to save Right hand Test Number 03 saved Ready for next test...
  • Page 14: Reading Mode

    DHD-1 Digital Hand Dynamometer - Display Modes Reading Mode Time and Date for Test Number 03 AVG, SD, CV sequentially displayed based on all 3 RIGHT hand tests...
  • Page 15 Step 2: Placing the DHD-1 in the Patient’s Hand While supporting the base to prevent accidental dropping, place the DHD-1 in the patient’s hand with the safety strap around their wrist as shown below. Always Use...
  • Page 16 DHD-1 Digital Hand Dynamometer – Grip Strength Testing Protocol Step 4: Documenting Results Generally, use handle position #2 (see DHD-1 Components) and alternately test each hand three times. Test the normal hand, followed by the injured hand. The mean of three trials is recorded in either pounds or kilograms (lbs.
  • Page 17 DHD-1 Digital Hand Dynamometer – Grip Strength Testing Protocol Schectman O, Taylor C. ‘The Use of Rapid Exchange Grip Test in Detecting Sincerity of Effort”, Journal of Hand Therapy 2000; 13; 195-202 Firrel J, Miller G. “Which Setting of the Dynamometer Provides Maximal Grip Strength?”, The Journal of Hand Surgery 1996;...
  • Page 18 Utilizing electronic load cell transducers instead of hydraulic fl uid mechanisms that are prone to leakage; the DHD-1 is extremely durable and designed to last for many years. Highly accurate grip strength measurement from 0-200 pounds (lbs.) or from 0-90 kilograms (kg) is digitally displayed on the LCD and up...
  • Page 19 Note: When reading the following sections, refer to the Display Mode diagrams on pages 12-14 to quickly learn the operation and button functions in each mode, and to benefi t using the many features of the DHD-1 Digital Hand Dynamometer.
  • Page 20 DHD-1 Operation Calibration Press the PWR button to power on the DHD-1. Then press and hold the ZERO button to calibrate the DHD-1. After two beeps, the DHD-1 is calibrated and 0.0 is displayed. The DHD-1 is extremely sensitive such that the 0.0 current...
  • Page 21 READ button repeatedly to advance to the desired Minute number (mm). 11. Press the SAVE button to save the DATE and TIME. “SAVE” appears briefl y on the display, and the DHD-1 returns to Testing Mode. 12. Press and hold the PWR button to power off the DHD-1.
  • Page 22 3. Press the ZERO button to calibrate the device to 0.0. 4. Press the HAND button to select the hand to be tested. 5. Instruct the patient to grip the DHD-1 according to proper testing protocol and to switch hands after each test.
  • Page 23 Time (hh:mm). ZERO No function in Setting Mode. In Testing Mode PWR Press and hold to power off the DHD-1. SAVE Saves the current test result in the next Test Number. HAND Selects the hand to be tested.
  • Page 24 DHD-1 Digital Hand Dynamometer – Button Functions In Reading Mode PWR Press once to change into Testing Mode. Press and hold to power off the DHD-1. SAVE No function in Reading Mode. HAND Selects which hand to display saved test results READ Press repeatedly to display individual test results in descending order for the selected hand.
  • Page 25: Service Tips

    Hold the device normally and look carefully at the way the forks of the adjustable handle are supported on the posts. Each fork should touch the post close to its center. If they do not, return the device to your supplier or SAEHAN for inspection and repair.
  • Page 26 Once installed, DTS can be used to transfer saved test results to a PC whenever the DHD-1 is connected using the USB cable. This simple program creates text (.txt) fi les which can be easily accessed using any text editor such as Notepad, MS-Word, etc., for editing and printing.
  • Page 27 Double-click on the compressed fi le downloaded in Step 1. This will create a new folder with the DHD-1 V1.x compressed application fi le and other fi les. Double-click on the DHD-1 V1.x application fi le, then click Extract all and choose the folder to install the DTS program.
  • Page 28 Step 2: Establish a connection with the DHD-1 Connect the DHD-1 to the PC using the USB cable and press the PWR button to turn on the device. Select the COM Port number that was assigned during installation of the USB Virtual Com Port driver, click Connect, and then click OK.
  • Page 29 (.txt) file. Press Clear to erase displayed test results. Press Disconnect to disconnect DTS communication with the DHD-1. Click on X in the upper right corner to close the DTS program. Note: Although the unit of measure (lb or kg) can be set and saved individually...
  • Page 30 Saehan for technical support as the load cell may be damaged. When 3-digit numbers are abnormally displayed • Contact your supplier or Saehan for technical support as there may be a calibration error or the load cell may be damaged.
  • Page 31: General Information

    DHD-1 Digital Hand Dynamometer – General Information General Information ME (Medical Electrical) Equipment Application Specifi cations Medical Purpose 1. This device measures (evaluates) momentary maximum grip strength, and endurance grip strength. 2. Use during examination, diagnosis, treatment, and monitoring of patient disorders and diseases (hand injuries, etc.).
  • Page 32 DHD-1 Digital Hand Dynamometer – General Information Environment General 1. It is not designed to be used in households 2. It is used in physical therapy rooms, doctor offi ces patient rooms, etc. 3. The device can be permanently damaged if dropped on a hard surface –...
  • Page 33 When connected to a PC using the USB cable, the Data Transfer Software can transfer the stored test results from the DHD-1 memory into text (.txt) fi les which can be easily accessed using Notepad or MS-Word for editing and printing.
  • Page 34 - Up to 20 Automatic Rapid Exchange tests results (10 tests results for each hand) (Auto Mode available only with DHD-3) - DHD-1 DTS (Data Transfer Software) provides data transfer of test results into text files on connected PC - DHD-3 G-STAR...
  • Page 36 DHD-1 Digital Hand Dynamometer User Manual Includes Data Transfer Software Installation and Usage [SH-UM-001, Rev.3, 2018, 5, 29] Manufacturer EU Representative SAEHAN Corporation 23-29. Bongamgongdan 13-gil, Masanhoewon-gu, Changwon-si, Gyeongsangnam-do, 51342, South. Korea. E-mail : saehancorp@naver.com Website : www.saehanmedical.com...