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Summary of Contents for North-Vision Tech Elegant-1070
- Page 1 User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. Multi-parameter Patient Monitor Elegant-1070 User Manual Version: 3.0 Issued by: Sara Lo Date: 7/20/2020 Reviewed by: Albert Huang Date: 7/20/2020 Document No: UM-PM7-201410-01 North-Vision Tech. Inc. 2460...
- Page 2 Part1: General requirements for safety）,and MDD 93/42/EEC. It complies with both international and enterprise standards and is also approved by the Food and Drug Administration, Ministry of Health and Welfare. The Manual is written for the current Elegant-1070 Multi-parameter Patient Monitor.
- Page 3 User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. Instructions to User Dear Users, Thank you very much for purchasing our product. Please read the following pages very carefully before using this equipment. Read these instructions carefully before using this monitor. These instructions describe the operating procedures to be followed strictly.
- Page 4 User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. body putrescence. The monitor is prohibited from applying to those who have severe hemorrhagic tendency or who are with sickle cell disease for they may develop partial bleeding when this monitor is used to take the blood pressure measurement.
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Page 5: Table Of Contents
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. Table of Contents CHAPTER 1 OVERVIEW 1.1 FEATURES 1.2 PRODUCT NAME AND MODEL 1.3 DESCRIPTION AND INDICATION FOR USE 1.4 OPERATING ENVIRONMENT 1.5 IMPACT ON ENVIRONMENT AND RESOURCES 1.6 SAFETY CHAPTER 2 WORKING THEORIES OF THE MAIN UNIT 2.1 OVERALL STRUCTURE AND WORKING THEORIES... - Page 6 User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. 5.1 SYSTEM MENU SCREEN 5.1.1 How to Select the Menu Item 5.2 SPO2 DATA LIST SCREEN 5.2.1 Screen Description 5.2.2 Operating Instructions 5.3 NIBP DATA LIST SCREEN 5.3.1 Screen Description 5.3.2 Operating Instructions 5.4 GRAPHIC TREND SCREEN...
- Page 7 User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. 7.4 PULSE RATE MONITORING 7.5 OTHER TECHNICAL SPECIFICATIONS CHAPTER 8 PACKAGING AND ACCESSORIES 8.1 PACKAGING 8.2 ACCESSORIES CHAPTER 9 TROUBLESHOOTING 9.1 NO DISPLAY ON THE SCREEN 9.2 EXCESSIVE ECG SIGNAL INTERFERENCE OR TOO THICK BASELINE 9.3 NO BLOOD PRESSURE AND PULSE OXYGEN MEASURES...
- Page 8 User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. 12.5 INSTRUCTIONS FOR SPO2 PROBE VIII...
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Page 9: Chapter 1 Overview
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. Chapter 1 Overview 1.1 Features This monitoring system may be used to monitor patient’s 6 physiological parameters: ECG non-invasive blood pressure (NIBP), pulse oxygen saturation (SpO ), and pulse rate. It is lightweight, easy to carry and operate;... -
Page 10: Product Name And Model
1.3 Description and Indication for use 1.3.1 Device Description Elegant-1070 is intended to monitor, display and record physiological data to provide cardiac and vital signs monitoring within a medical facility. It is modular designed patient Monitor, which can monitor the patient’s Electrocardiograph (ECG) by measuring physical parameters with variety modules. -
Page 11: Chapter 2 Working Theories Of The Main Unit
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. Chapter 2 Working Theories of the Main Unit 2.1 Overall Structure and Working Theories The overall structure of this monitor is shown as Fig.2.1. Figure 2.1 This patient monitor is a product of modular design. It performs its measurement of the physiological parameter through different modules. -
Page 12: Chapter 3 Installation And Connection
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. Chapter 3 Installation and Connection 3.1 Introduction to Panels 3.1.1 Front Panel Figure 3.1 1. Power switch: Press it for 3 seconds to start the monitor or turn off the monitor. - Page 13 User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. When the monitor alarms, press key to suspend the alarm and set the alarm silence time. DO NOT silence the audible alarm or decrease its volume or patient safety could be compromised.
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Page 14: Left And Right Panel
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. 3.1.2 Left and Right Panel Figure 3.2 the left panel Figure 3.3 the right panel Different ports are located in different positions of the monitor for operating convenience. The cable and transducer ports are at the left panel, shown in Figure 3.2. -
Page 15: Rear Panel
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. 3.1.3 Rear Panel Figure 3.4 Rear panel The following are at the rear panel of the monitor. (1) S/N: Serial Number (2) Nameplate —battery lid. Remove the battery lid to install or change the rechargeable battery. Battery (3)、... -
Page 16: Installation
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. 3.2 Installation 3.2.1 Opening the Box and Check 1. Open the packaging, take out the monitor accessories from the box carefully and place it in a safe stable and easy to watch position. -
Page 17: Connection
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. 3.3 Connection 3.3.1 ECG Connection ECG measurement is to collect the ECG signal via the ECG electrodes. Electrode connects the patient and the lead. The lead connects the monitor. The locations of the electrodes are very important for obtaining accurate ECG signals. - Page 18 User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. It might not display ECG wave with 3 leads. The 5 leads should be used to have ECG wave. 5. The ECG leads and their corresponding locations are as follows: Safety Instructions for ECG Monitoring ...
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Page 19: Blood Pressure Cuff Connection
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. 3.3.2 Blood Pressure Cuff Connection 1. Connect the cable to the right-panel connector marked with the NIBP icon. 2. Unveil and wrap the cuff around patient’s upper arm. Requirements of the cuff: 1) Appropriate cuff should be selected according to the age of the subject. -
Page 20: To Connect The Spo2
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. circulation is not blocked. If blocked, the limb will discolor, please stop measuring or remove the cuff to other positions. Doctor should examine this timely. The time of the noninvasive blood pressure measurement pull too long, then the body connected with the cuff possibly have the purpura, lack the blood and the neuralgia. - Page 21 User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. SpO2 Probe Patient Category SpO2 Finger clip Sensor (reusable) Pediatric SpO2 Finger rubber Sensor(reusable) Adult SpO2 Finger clip Sensor(reusable) Adult High ambient light sources surgical lights (especially those with a xenon light source), bilirubin lamps, fluorescent lights, infrared heating lamps, and direct sunlight can interfere with the performance of a SpO2 sensor.
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Page 22: Battery Installation
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. 3.3.4 Battery Installation 1. Make sure that monitor doesn’t connect to mains power supply. 2. Unscrew the screw on the battery lid with a screwdriver and open the battery cover. 3. Insert the battery connecting wire into the battery receptacle (Do not insert the plug in reverse). -
Page 23: Chapter 4 Monitoring Screen
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. Chapter 4 Monitoring Screen 4.1 Date and Time Setup Instead of entering into monitoring screen, it shows the date and Time Setup screen immediately after the monitor is started, shown in Figure 4.1: Figure 4.1 Time Setup... -
Page 24: Main Screen
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. 4.2 Main Screen Figure 4.2 Main screen Border area “Alarm ”: green “ ” shows the alarm is ON, and yellow “ ” shows the alarm is in alarm silence ... - Page 25 User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. Waveform area Waveform: The first waveform is ECG waveform for lead II. The left side of the ECG shows the sign I, which indicates the ECG scale. The scale sign changes its length according to the ECG gains.
- Page 26 User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. “mmHg”: NIBP unit “12:56”: The time of NIBP measuring “Manu”: The NIBP measurement mode. Figure 4.6 , pulse rate, data area “SpO2”: SpO2 label. The “98” on the right side is the current SpO2 value measured.
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Page 27: Display 2 Screen
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. 4.3 Display 2 Screen 4.3.1 Observing Screen Press the DISP key to shift screen to Observing Screen when setting Disp2 as “Obsev” in System Setup screen, as shown in Figure 4.7. -
Page 28: Seven Ecg Waveforms On The Same Screen
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. 4.3.2 Seven ECG Waveforms on the Same Screen Press the DISP key to shift screen to 7 ECG Waveform Screen when setting Disp2 as “7 ECG” in System Setup screen. In this screen, the operator can simultaneously view the ECG waveform for 7 leads: I, II, III, AVR, AVL, AVF and V, as shown in Figure 4.8. -
Page 29: Five Channels Near Real-Time Waveforms And Trends On The Same Screen
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. 4.3.3 Five Channels Near Real-time Waveforms and Trends on the Same Screen When the Disp2 option is “Trend” on System Menu screen, press the DISP key on the Main Screen, the system will enter the trend screen, as shown in Figure 4.9. -
Page 30: Freeze And S-T Analysis Screen
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. 4.4 Freeze and S-T Analysis Screen During the process of monitoring, the ECG waveform can be frozen to perform detailed analysis in the observing screen, as shown in Figure 4.10. Figure 4.10 Frozen and S-T Analysis Screen 4.4.1 Screen Description... - Page 31 User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. knob to move the base point vertically to the base line point. Step 3: press the “Navigation Knob” again. The screen shows “ST+0.xxx mV, Set ST, Dirc Hor”. Rotate the knob to move the ST point (the yellow cross) horizontally to the point to be measured on the ST segment.
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Page 32: Chapter 5 Operating Instructions For System Menu
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. Chapter 5 Operating Instructions for System Menu 5.1 System Menu Screen Press the “Navigation Knob” in the Main Screen as shown in Figure 4.2, the System Menu screen will display in the lower left area on the screen, as shown in Figure 5.1. -
Page 33: Spo2 Data List Screen
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. 5.2 SpO2 Data List Screen Figure 5.2 Data Listing Screen 5.2.1 Screen Description When monitoring, the newest data will be displayed on the top of list including “ Time, HR, RR, SpO , PR”. -
Page 34: Graphic Trend Screen
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. 5.4 Graphic Trend Screen Figure 5.4 HR Trend 5.4.1 How to View the Graphic Trend Figure 5.4 is the HR trend graph. There are 3 options on the right of the graph, as described below. - Page 35 User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. another 400 groups’ graphic trend. Figure 5.5 S-T Graphic Trend Figure 5.7 NIBP Graphic Trend Figure 5.8 Trend graph Figure 5.9 PR Graphic Trend - 27 -...
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Page 36: Operation Instructions
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. 5.4.2 Operation Instructions Rotate the Navigation Knob to choose the parameter and press the knob to review the trend graph. Pressing “ ” key to return to the Main Screen. 5.5 Recall Screen Figure 5.11... -
Page 37: Operation Instructions
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. 5.5.1 Operation Instructions Rotate the “Navigation Knob” and choose “Recall”, “HIST”, “Delete” or “Exit”. We explain the functions of each button below. Recall: Press the Recall and the first record in recall list becomes green. Rotate the knob to choose a record, and press the knob to recall it. -
Page 38: System Setup Screen
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. 5.6 System Setup Screen Figure 5.15 System Setup 5.6.1 How to Select the System Setup Item Step 1: rotate the knob to move the gray cursor to the corresponding item. Step 2: press the knob to enter the corresponding setting screen: System Setup, Printer Setup, ECG Setup, NIBP Setup, SpO Setup, resuming Default setting. - Page 39 User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. forbidden to use Adult type on the pediatric patient, or it can cause serious injury. Mode: Monitor System Menu. The “Near Real Time” shows the near real time waveform, i.e. normal monitoring state.
- Page 40 User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. ECG PARAMETER SETTINGS Figure 5.17 ECG Setup Lead: Can choose from I, II, III, AVR, AVL, AVF, V (V1-V6). The default is I. Gain: The ECG gain, 5 options x1/2, x1, x2, x4 and Auto. Auto is for automatic gain control. The factory default is x1 ...
- Page 41 User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. NIBP PARAMETER SETTINGS Figure 5.19 NIBP Setup Unit: The pressure unit, and mmHg and kPa can be selected. The factory default is mmHg. Mode: The factory default is manual. The operator needs to press the NIBP button to perform NIBP measurement.
- Page 42 User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. PARAMETER SETTINGS Figure 5.20 Setup SpO2 Hi/Lo: High and Low limits of SpO2 alarm Pulse Hi/Lo: High and Low limits of pulse rate alarm Exit: return to the System Setup screen.
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Page 43: Color Settings
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. 5.7 Color Settings Figure 5.22 Color Setup 5.7.1 How to Change the Parameter Color Step 1: rotate the knob to move the gray cursor to the setting item and press the knob to confirm your selection. -
Page 44: Oxycrg Screen
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. Save: The operator can choose how much of the data that needs to be saved. The unit is hour. Once the time is chosen, the system starts to save data from the current time. If OFF is selected, it means that the data will not be saved. -
Page 45: Screen Description
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. 5.10.1 Screen Description The Event List displays the time, event type, the value detected and high and low alarm limits. The time shows the time when the event occurred. Up to 5 groups of event data can be displayed on one screen. -
Page 46: Tourniquet Function
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. Figure 5.27 MC Analysis Screen Rotate the Navigation knob to move the cursor to the option which needs to be calculated, press the knob and rotate it to obtain calculating value. When the calculating value is selected, the calculated value will be displayed in corresponding position. -
Page 47: Operation Instructions
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. Figure 5.28 Cuff “Pressure”: when you use Tourniquet function, you need to preset a cuff pressure for hemostasia. The pressure is adjustable, and its adjusting limit is different for different patient category: for Pediatric：preset range: 80~130 mmHg, default value: “110”... -
Page 48: Chapter 6 Alarm
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. Chapter 6 Alarm 6.1 Alarm Priority High Priority: Over HR limit Over RR limit Over SpO limit Over PR limit Over NIBP SYS limit Over NIBP DIA limit Over NIBP MAP limit... -
Page 49: Alarm Modes
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. 6.2 Alarm modes When an alarm occurs, the monitor responds with visual alarm indications (which are shown by two ways: alarm indicator and alarm message description) and audible alarm indications. Visual Alarm Indicators The flashing rates for the three categories of alarms are shown in the table below. -
Page 50: Alarm Setting
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. 6.4 Alarm Setting In the System menu screen, move the cursor to the “SETUP”, and press it to enter System Setup screen. Limits setup: Move the gray cursor to the High or Low limits of the alarm settings, and press the “Alarm” key to turn ON or OFF the alarm for the setting. -
Page 51: Chapter 7 Technical Specifications
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. Chapter 7 Technical Specifications 7.1 ECG Monitoring 1. Input signals range in amplitude: ±0.5mV～±3mV 2. Heart rate display range: 15 bpm ~ 300 bpm 3. Heart rate display accuracy: ± 2% or ± 2bpm, whichever is greater. -
Page 52: Spo2 Monitoring
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. 9. Measurement Method: Adult, Pediatric 7.3 SpO2 Monitoring 1. Transducer: dual-wavelength LED 2. SpO2 measuring range: 0%~100% 3. SpO measurement accuracy： (1) 70%～100% ±2% Remark：Below 70%, the value is only for reference without exact definition, the symbol for % means the “SpO... -
Page 53: Chapter 8 Packaging And Accessories
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. Chapter 8 Packaging and Accessories 8.1 Packaging The product is packed in high quality corrugated cartons with foam inside to protect the equipment against damage in the shipping and handling process. -
Page 54: Chapter 9 Troubleshooting
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. Chapter 9 Troubleshooting Note: In case of trouble of this machine in service, follow the instructions below to eliminate the problem first. If the attempt fails, contact the dealer in your local area or the manufacturer. -
Page 55: Chapter 10 Maintenance And Service
North-vision Tech. Inc. Chapter 10 Maintenance and Service Elegant-1070 Patient Monitor should be properly maintained to ensure its maximum performance and long service life. In addition to the warranty period of one year, the company also offers long-term service for each customer. -
Page 56: Cleaning, Sterilization And Disinfection
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. After battery ageing phenomenon occurring, do NOT throw the battery into fire to avoid explosion risk. Do not hit or strike it with force; Do not use this battery on other devices;... -
Page 57: Cleaning, Sterilization And Disinfection Of Accessories
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. 10.3 Cleaning, Sterilization and Disinfection of Accessories It is recommended to clean the accessories (including sensor, leads and plugs) with a piece of gauze which has been soaked in 75% Alcohol or 70% Ispropanol before using. -
Page 58: Chapter 11 Monitoring Parameter
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. Chapter 11 Monitoring Parameter 11.1 ECG Monitoring 11.1.1 How to Obtain High Quality ECG and Accurate Heart Rate Value The electrocardiogram (ECG or EKG) is primarily a tool for evaluating the electrical events within the heart. -
Page 59: Spo2 Monitoring
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. 11.2 SpO2 Monitoring 11.2.1 Measuring Principle Based on Lamber-Beer law, the light absorbance of a given substance is directly proportional with its density or concentration. When the light with certain wavelength emits on human tissue, the measured intensity of light after absorption, reflecting and attenuation in tissue can reflect the structure character of the tissue by which the light passes. -
Page 60: Points To Be Noted In Spo2 And Pulse Measuring
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. hemoglobin, and some with icterus problem, the SpO2 determination by this monitor may be inaccurate. The drugs dopamine, procaine, prilocaine, lidocaine and butacaine may also be a major factor blamed for serious error of SpO2 measurements. - Page 61 User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. calculation of the blood pressure value. As change of the blood pressure is recorded by electric sensor, which sensitivity is much higher than that of human ears, the oscillating method uses different definitions for measurement of diastolic pressure, mean arterial pressure and systolic pressure from the Korotkoff Sound Method.
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Page 62: Factors Affecting Nibp Measuring
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. likely to be lower than that taken by the Korotkoff Sound Method. When measuring the hypotension, the measure taken by the oscillating method is likely to be higher than that by the Korotkoff Sound Method. - Page 63 User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. In addition, statistics show that 37% people report blood pressure difference of no less than 0.80kPa(6mmHg) between the left and right arms, and 13% people report difference of no less than 1.47kPa (11mmHg).
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Page 64: Chapter 12 Appendix
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. Chapter 12 Appendix 12.1 Alarm Information Over HR limit Over RR limit Over SpO limit Over PR limit Over NIBP SYS limit The related parameter value exceeds the preset high/low alarm limit. -
Page 65: Default Alarming Values And Setup Range
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. 12.2 Default Alarming Values and Setup Range The default alarming value: Mode Adult Pediatric Parameter High Limit 180bpm 200bpm Heart Rate Low Limit 40bpm 50bpm High Limit 180 mmHg 130 mmHg... - Page 66 User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. The high and low limits setting range: Mode Adult Pediatric Parameter 1～300bpm 1～350bpm High Limit Heart Rate 0～299bpm 0～349bpm Low Limit 31～270 mmHg 31～200 mmHg High Limit Systolic 30～269 mmHg 30～199 mmHg Low Limit 11～232 mmHg...
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Page 67: Status/Error During Nibp Monitoring
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. 12.3 Status/Error during NIBP Monitoring “Cuff error” —cuff is not wrapped correctly, or is not connected “Air leak” —Air moving part, tube or the cuff leak air. “Pressure error” —Unstable cuff pressure or tangled cuff tubing “Signal weak”... -
Page 68: Accessories List
User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. 12.4 Accessories List Remark 15010513 ECG cable 5101-0101310 ECG electrode 15044051 Adult SpO Finger clip Sensor 15044038 Adult SpO Finger rubber Sensor Optional 15044041 Pediatric SpO Finger clip Sensor Optional 15024402... - Page 69 User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. 12.5 Instructions for SpO Probe Instructions for Pediatric SpO Finger Clip Sensor Intended Use When used with a compatible patient monitor or a pulse oximeter device, the sensor is intended to be used for...
- Page 70 User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. 5) Do not immerse sensor as it causes short. 6) Do not use NIBP or other constructing instruments on same appendage as sensor for blood flow interrupted by NIBP cuff or circulatory patient condition will result in no pulse found or loss of pulse.
- Page 71 User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. 2) Some factors may affect the accuracy of saturation measurements. Such factors include: excessive patient motion, fingernail polish, use of intravascular dyes, excessive light, poorly perfused finger, extreme finger sizes or improper placement of the sensor.
- Page 72 User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. Warnings 1) Some factors may affect the accuracy of saturation measurements. Such factors include: excessive patient motion, fingernail polish, use of intravascular dyes, excessive light, poorly perfused finger, extreme finger sizes or improper placement of the sensor.
- Page 73 User Manual for Multi-parameter Patient Monitor North-vision Tech. Inc. Manufacturer North-vision Tech. Inc. Address: 1st Fl., No.15, Gongye E. 2nd Rd., East Dist., HsinChu City 30075, Taiwan R.O.C. International Sales North-vision Tech. Inc. Address: 1st Fl., No.15, Gongye E. 2nd Rd., East Dist., HsinChu City 30075, Taiwan R.O.C.