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Содержание NIRSIT LITE

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Страница 3: ...es with PC software you can use to monitor the distribution of cerebral oxygen saturation via multiple channels This product comes in two versions NIRSIT Lite for adults and NIRSIT Lite for children T...

Страница 4: ...ement d repairs resulting from a device failure due to unauthorized repair or modification e repairs resulting from the use of unauthorized components f repairs resulting from services performed by an...

Страница 5: ...reproduction in whole or part is strictly forbidden Contents of this user manual are subject to change without notice regarding changes to the performance or specifications of the device For informat...

Страница 6: ...History of Revision iv History of Revision Version Revised date Details Remarks 1 0 2020 01 03 Initial edition 3 5 2021 04 19 Add an additioanl BLE Dongle setting and marker type setting...

Страница 7: ...ety Instructions 2 1 1 4 When cleaning the device 2 1 2 Symbols Used 3 1 3 Guideline for equipment disposal 4 1 4 Notation 5 2 Using NIRSIT Lite 6 2 1 Names and Locations of Components 6 2 2 Basic Com...

Страница 8: ...Maintenance 25 5 1 Replacing Accessories and Components 25 5 1 1 Replacing Straps 25 5 2 Cleaning 25 5 2 1 Cleaning Silicone padded sensors 25 5 2 2 Cleaning NIRSIT Lite 25 6 Troubleshooting 26 7 7 P...

Страница 9: ...Guidance and Manufacturer s Declaration Electronmagnetic Immunity Equipment Systems that are NOT life supporting 31 8 1 4 Recommended separation distances between portable and mobile RF communications...

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Страница 11: ...l users must check and follow the instructions 1 1 1 User Qualification IMPORTANT To use the device the user must Read and understand this user manual Understand the basic structure and features of th...

Страница 12: ...r contaminants To ensure safety follow the instructions described in this user manual when using the device Never let the device drop Do not expose the device to excessive shock Always keep the device...

Страница 13: ...if not avoided could result in death or serious injury Failure to comply with a warning could result in severe damage to the device CAUTION CAUTION Indicates a potentially hazardous situation which i...

Страница 14: ...uct contains components that can be recycled Please recycle products to protect the environment All of the product components except for the battery can be recycled Plastic parts may be recycled or bu...

Страница 15: ...Used in the Manual Notation Decryption Used to denote a reference Example See Chapter 1 Overview Bold Used to denote GUI elements such as menus and buttons Example Click the STOP button Used to list s...

Страница 16: ...cations of Components Figure 2 1 Components of the System Table 2 1 Components and Their Functions No 1 Strap 2 Power button 3 Silicone padded Sensors 4 5 pin micro connector 5 Status Indicator Blueto...

Страница 17: ...Memory stick with PC software and Manual NOTE To purchase accessories please contact OBELAB or an authorized dealer BLE Dongle specifications Sinicon Labs BLED112 BLE v4 0 CE FCC IC KC certified Tx 0...

Страница 18: ...attery Charge the battery by connecting the NIRSIT Lite via a USB cable to a power adaptor NOTE For the power adapter must use an IEC60950 1 certified adapter for the charging adapter Input AC 100 240...

Страница 19: ...SIT Lite 9 2 3 2 Checking Battery Level Charging in Progress Fully Charged Red LED Off Charging Mode Make sure that the device is off before you charge Measurement cannot be performed while charging R...

Страница 20: ...2 4 Sensor Module Position The below picture shows the difference between LED modules and detector modules in terms of external appearance Optical Safety The device uses LED Light Sources which is ha...

Страница 21: ...Before Using NIRSIT Lite Software 11 3 Before Using NIRSIT Lite Software 3 1 Preparing to wear 3 1 1 Installing the Strap Adjust the strap to fit the subject s head...

Страница 22: ...in green and a beep will be heard 2 Press and hold the Power button for 3 seconds again to turn off the device Once powered off the status indicator will be off as well 3 2 Turning on the device 1 Tur...

Страница 23: ...strap before putting on the device 2 As shown below remove all hair from the forehead region and put the device on Subject might need to hold a front side of the device with one hand for accurate fit...

Страница 24: ...ct feels too much pressure around forehead 3 4 Installing the Software Please install the PC software which is included inside the USB memory stick Follow the instructions inside If reinstallation or...

Страница 25: ...the device When you turn on the device the device is connected to NIRSIT Lite PC software via BLE Power LED Green Color will be on after you turn on the NIRSIT LITE device initially BLE LED Blue Color...

Страница 26: ...Before Using NIRSIT Lite Software 16...

Страница 27: ...or subjects and observers Subject Wears the NIRSIT LITE device and performs tasks provided in the NIRSIT Lite software Observer Uses the NIRSIT LITE software to monitor the blood oxygen level of the s...

Страница 28: ...LED112 Dongle Default mode to use BLED112 i Click default then restart the program ii Select comport COM for the BLED112 connected to PC and press Open iii Click N Lite scan to find the device power s...

Страница 29: ...New mode to use OBELAB BLE dongle i Click New then restart the program ii Select comport COM for the OBELAB BLE dongle connected to PC and press Open iii OBELAB dongle will be automatically connected...

Страница 30: ...ls from the subject The subject will need to stay calm with minimal physical movement during the CALIBRATION process to avoid possible artifacts 2 Once calibration is complete and the time bar at the...

Страница 31: ...ion level of the subject MONITORING comes with two sub modes MONITORING Mode 3D Mode 3D mode visualizes the changes in the hemoglobin level in real time on a 3D brain model Depending on the intended u...

Страница 32: ...tems as follows LPF Use a low pass filter to remove high frequency noise CHANNEL REJECTION that do not meet the default set SNR value MBLL View changes in HbO2 and HbR levels calculated with the Modif...

Страница 33: ...d B simultaneously 5 HbO2 Color map changes in HbO2 level HbR Color map changes in HbR level HbT Color map changes in the sum of HbO2 and HbR levels 6 Reset the position of the 3D brain image 7 3D bra...

Страница 34: ...elect database to play 2 Shows the path of database 3 Display on screen function menu items as follows PLAY Play saved data PAUSE Pause playing STOP Stop Playing BACKWARD Move 5 seconds backward FORWA...

Страница 35: ...sensors Wipe with an alcohol moistened soft cloth Silicon caps are frequently in contact with subjects Take extra care to maintain hygiene Use cotton buds to remove foreign substance in sensor holes...

Страница 36: ...ve a spare purchase a new cable This environment is not suitable to store or operate the product Meet environmental requirements Cannot connect with the PC The BLE feature is turned off Turn on the PC...

Страница 37: ...Characteristics Item Description Source Source Type Dual wavelength LED Number of Sources 5 Output Under 5 mW for each wavlength Wavelength 780 nm 850 nm Operation Mode Continuous Wave Detector Detect...

Страница 38: ...ge Built in memory in PC storage Communication Wireless BLE 5 0 2 4 GHz Wired Serial Communication 7 4 PC Requirements Item Description Operating System Windows 10 or higher 64bit recommended CPU i5 c...

Страница 39: ...s internal functions Therefore its RF emissions are very low and are not likely to cause any interference in nearby electronic equipment CISPR 11 RF emission Class A This system is suitable for use in...

Страница 40: ...vironment guidance Electrostatic disch arge ESD IEC 61000 4 2 6 kV conta ct 8 kV air 6 kV contact 8 kV air The floors should be wood concrete or ceramic tile If floors are covered with synthetic mater...

Страница 41: ...and 800 MHz the higher frequency range applies 4 These guidelines may not apply in all situations Electromagnetic propagation is affected by absorption and reflection from structures objects and peop...

Страница 42: ...e system as recommended below according to the maximum output power of the communications equipment Rated max output power of transmitter W Separation distance according to frequency of transmitter m...

Страница 43: ...Appendix 33...

Страница 44: ...Appendix 34...

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