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Bistos BT-750 Operating Manual

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Operational Manual
Distributor : BISTOS Co., Ltd.
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7
FL., A Bldg., Woolim Lions Valley 5-cha, 302, Galmachi-ro, Jungwon-gu,
Seongnam-si, Gyeonggi-do , Korea
(Manufacturer) : INFUNIX Technology Co., Ltd.
2F, Joong-il B/D, 13, Wangsimni-ro 4ga-gil, Seongdong-gu, Seoul, Korea
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-
7
5
0
B
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7
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0

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  • Page 1 Operational Manual Distributor : BISTOS Co., Ltd. FL., A Bldg., Woolim Lions Valley 5-cha, 302, Galmachi-ro, Jungwon-gu, Seongnam-si, Gyeonggi-do , Korea (Manufacturer) : INFUNIX Technology Co., Ltd. 2F, Joong-il B/D, 13, Wangsimni-ro 4ga-gil, Seongdong-gu, Seoul, Korea...

  • Page 2: Table Of Contents

    AUTIONS FOR LECTRICAL AFETY 2.3 C .......................... 11 LASSIFICATIONS 2.4 M ......................12 AINTENANCE AND LEANING CH. 3 INTRODUCTION OF BT-750 ....................14 3.1 F BT-750 .......................... 14 EATURE 3.2 C ..........................14 OMPOSITION 3.3 C ..........................15 OMPONENTS 3.4 D ....................
  • Page 3 VER 1.0 BT-750 Operational Manual 6.2 P ..................28 REPARATION FOR EASUREMENT 6.3 S NIBP ..........................30 ETTING 6.4 T ...................... 31 EMPERATURE EASUREMENT 6.5 IBP M ........................32 EASUREMENT 6.6 E ) ....................36 EASUREMENT PTIONAL CH 7. THE SYSTEM SETUP ......................40 7.1 A...
  • Page 4 20.2 B ........................62 ATTERY CHARGE 20.3 B ..........................63 ATTERY TYPE CH. 21 EXTERNAL INTERFACE ...................... 64 CH. 22 TROUBLE SHOOTING GUIDE ..................... 65 CH. 23 BT-750(PATIENT MONITOR) SPECIFICATIONS ..............67 CH. 24 BT-750(PATIENT MONITOR) LIST OF STANDARDS ............72...

  • Page 5: General

    Please do not alter or modify the products. Please do not use the product other than normal purpose. BISTOS is not reliable for damage caused by the use of the persons without appropriate medical license or education.

  • Page 6: Warranty

    -> Natural disaster like fire, earthquake, lighting strike and etc. -> Improper or inadequate movement and operation with careless handling -> Repair or alter by the personnel without the authority from BISTOS for the Service Requirement, the following is requested.

  • Page 7: How To Contact Us

    VER 1.0 BT-750 Operational Manual HOW TO CONTACT US To open a Service call with BISTOS, contact the numbers listed below. You can get the various supports for service and product purchase any time. Supply products Sales Dept. / BISTOS Co., Ltd.

  • Page 8: Ch. 1 How To Use This Manual

     This Manual contains all the information needed to operate our patient monitor, BT-750 which have been designed by giving most consideration on users’ conveni ence, and it provides exact information on the conditions of the patients including only the measured values (Oxygen saturation in blood, Pulse Rate , NIBP/IBP, Te mperature, CO , Respiration).

  • Page 9: Meaning Of Symbols Used In This Manual

    VER 1.0 BT-750 Operational Manual 1.2 Meaning of Symbols Used in this Manual  Symbols are used to specially emphasize the agreed details as follows. Users nee d to surely follow all the cautions and notes listed in this manual.

  • Page 10: Ch. 2 Operational Do's And Don'ts

    VER 1.0 BT-750 Operational Manual CH. 2 OPERATIONAL DO’S AND DON’TS 2.1 Don’ts in Operational Environment  Do not operate or store the equipment under the following environments. Avoid the damp locations, and do not Location where exposed to operate the...

  • Page 11: Cautions For Electrical Safety

    MRI may be influenced by cross interference. ● BT-750 is intended only to measure and assess patient state. It must be used in conjunction with Clinical signs and symptoms when diagnosis is made. ●...

  • Page 12: Maintenance And Cleaning

    The level of electrical energy discharged from a system user or patient to the BT-750 can be significant enough to cause damage to the system or probes. The following precautions can help to reduce ESD: anti-static spray on carpets;...
  • Page 13 VER 1.0 BT-750 Operational Manual For cleaning the SpO finger probes, be directed below. Chemicals How to clean Alcohol Isopropyl Alcohol Wash with wet gauze 0.05 W/V%(200x diluted)/Wash with wet gauze Benzalconium Liquid soap chloride 0.01 W/V%(50x diluted)/Wash with wet gauze...

  • Page 14: Ch. 3 Introduction Of Bt-750

    BT-750 Operational Manual CH. 3 INTRODUCTION OF BT-750 3.1 Feature BT-750 BT-750 is a patient monitor which display state of patient’s data with waveform ※ Basic functions of Patient measuring - ECG 3 lead (I, II, III,) select and Respiration measurement...

  • Page 15: Components

    VER 1.0 BT-750 Operational Manual Optional Accessories IBP KIT Finger Probe(Child, Neonate) IBP Extension cable 2M Disposable SpO Finger Probe(Neonate) ECG Cable 5 lead Type NIBP Cuff (BIG Adult, Child, Pediatric, Infant) Printer Module EtCO Kit set Temperature Sensor Roll Paper...
  • Page 16 VER 1.0 BT-750 Operational Manual The equipment stores SpO and pulse rate for 72 hours in every 1 Trend Switch minute and used to check it Alarm Indicator When the alarm is on it will show on led Menu Switch...
  • Page 17 VER 1.0 BT-750 Operational Manual [Left Side] Item Function Explanation ECG/RESP Connection Terminal It is connector of Measuring ECG/RESP Connection Terminal Connector of SpO Sensor IBP 1 Connector of IBP 1 IBP 2 Connector of IBP 2 TEMP 1 Connection Terminal...
  • Page 18 VER 1.0 BT-750 Operational Manual [Back Side] Item Function Explanation AC Power Port for AC adopter to connect exterior power to the monitor. Input Port VGA Port Reserved RS232 Port The communication port for connecting monitor and computer. LAN Port The communication port for connecting monitor and computer (Optional).

  • Page 19: Description Of Product Symbols

    Use for Central Monitoring NIBP 3.5 Description of Equipment Symbols The symbols in the bottom of LCD indicate the present status of BT-750 and us e bottoms for each function. Indicate that Audio alarm generates : Display for current charging state of charger. So, make sure of the charging state when you use only with charger while the AC power is on.

  • Page 20: Ch.4 How To Set Bt-750

    4.1 Settings  Precautions for Settings Pay attention when setting BT-750 for the following points ● Use BT-750 under conditions of 10℃∼40℃ of circumstantial temperature and within 80％ humidity. ● Check the connection status of the power cord. ● Do not connect multiple cords to the power supply.
  • Page 21 Contact to Bistos head quarter, when you need battery replacement. If a side of power cord is put to power port of BT-750, power is supplied to the equipment. Make sure that each cord is connected to input/output terminal correctly. If there is incorrect...
  • Page 22 VER 1.0 BT-750 Operational Manual 4.1.3 Connection of Accessories Connect the accessories for measurement to each mating port of the equipme 4.1.4 Replacing Roll paper ① Verify if the printer is receiving the data, otherwise it will lose the receiving data.

  • Page 23: Ch.5 Bt-750 General Operation

    VER 1.0 BT-750 Operational Manual CH.5 BT-750 GENERAL OPERATION 5.1 Prior to the Use of BT-750 Make sure of followings prior to check the state of patient.  Check if there is any factor to occur mechanical problem  Review the cosmetic state of probe ...

  • Page 24: Turn Off The Monitor

    Turn off the sub-power and verify if the LCD screen turns off 5.5 Basic Screen ▶ Basic screen composition Press the button in front of BT-750 for power-on. Display window shows company logo for 2 seconds and is changed to default setting. ▶ Menu...

  • Page 25: Basic Operation

    VER 1.0 BT-750 Operational Manual 5.6 Basic Operation 5.6.1 Simple operation Order Operation Method Push the power switch for 1~2 second If you want to change the setting value etc. during use, push the Menu button to change the setting values per each measurement parameter.

  • Page 26: Ch.6 Measurement Of Each Module

    VER 1.0 BT-750 Operational Manual CH.6 MEASUREMENT OF EACH MODULE 6.1 Measurement of ECG and Respiration 1) Connect the ECG cable to the ECG connection terminal of the measurement module. ECG Connector ● The process of depolarization and polarization of the myocardium generates electronic potentials that are sensed by ECG electrodes on the skin surface.
  • Page 27 VER 1.0 BT-750 Operational Manual 3) Description of Lead IEC (AAMI) Color of electrode Lead Attaching site R(RA) Red (White) Just below the clavicle (scapula) near the right shoulder L(LA) Yellow(Black) Just below the clavicle (scapula) near the left shoulder...
  • Page 28 VER 1.0 BT-750 Operational Manual Is attempting to control the heart’s rhythm. Multifocal PVCs Over the last 15 beats two or more premature ventricular beats Ventricular Couplet (COP) Abnormal heart rate is more than two times Missed Beat (MIB) ECG wave is missed intermediately...
  • Page 29 VER 1.0 BT-750 Operational Manual 3) Do not make any motion and be in pause as possible as you can for stable measurement and fix the probe cable with your fingers or plasters but be careful not to make interference in blood flow.

  • Page 30: Setting Nibp

    VER 1.0 BT-750 Operational Manual WARNING In case of measuring with probe while MRI is in use, the patient may have burns. To minimize the danger, use non-inductive line, if there exists any danger even with proper use and remove the connector from the patient.

  • Page 31: Temperature Measurement

    VER 1.0 BT-750 Operational Manual NIBP hose connector 5) Use the proper cuff to the patient before measuring blood pressure 6.3.1 NIBP measurement It should be measured at the same label of the patient’s heart in the arms and legs of the pati ent.

  • Page 32: Ibp Measurement

    VER 1.0 BT-750 Operational Manual 1) Connect the temperature sensor to the connection terminal of the measurement module and sensor to patient Temperature Connector CAUTION The temperature sensor should be sterilized before application to another patient. 6.5 IBP Measurement Arterial Blood Pressure is the pressure exerted by the blood against the walls of the arterial vessels.
  • Page 33 VER 1.0 BT-750 Operational Manual NOTE Note: The monitor is designed to accept signals from BT4812-3 disposable transducer, or equivalent (pressure range of 0~300 mmHg). Refer to the transducer directions for use for details. * This transducer is verified under the connection with to see if protective means is provided against hazards to patient when used with HF surgical equipment.
  • Page 34 VER 1.0 BT-750 Operational Manual 4) In a clean environment, open the package to check if all parts are well connected and if the handle of the “stopcock” is positioned properly. All side ports of the stopcock are protected by the outlet plugs and may not be removed till the system is full and the foam has been removed.
  • Page 35 VER 1.0 BT-750 Operational Manual an infusion set or a needle inserted into the injection port in the back. By emptying the back this way, it can prevent air input into the patient’s body. 6-3) Before inputting the solution into the infusion set, push both sides and fill the drip chamber partially.

  • Page 36: E Tco 2 Measurement (Optional )

    VER 1.0 BT-750 Operational Manual CAUTION ● If air foam or bubbles are present inside the system, it may cause significant bias of the pressure waveform or air embolism. ● Care should be taken not to let air bubbles inside the 3-way outlet stopcock or the cannula reflush into the patient.
  • Page 37 BT-750 should be connected to the air elimination system of the hospital. CAUTION ● The gas inspiring vacuum pressure (negative pressure) of the gas elimination system should not exceed the pump outlet standard of BT-750, 1mmHg. During zeroing, the air elimination system should be operating. ● Waste from Microstream and CO...
  • Page 38 VER 1.0 BT-750 Operational Manual ● How to measure Sidestream CO Connector 1) Attach the gas/tube to BT-750 Sidestream port and the other side attach to hospital gas device 2) Respiration numeric is automatically changed when EtCO is measured. 3) EtCO will be displayed on BT-750 screen after 20 seconds when it detect proper input.
  • Page 39 If oxygen is being delivered while using Sidestream CO , be sure to use a CO Sampling and O Delivery cannula. Using a different type of cannula could obstruct oxygen delivery. WARNING Assembly, extension, repair should be carried out by authorized person from BISTOS.

  • Page 40: Ch 7. The System Setup

    VER 1.0 BT-750 Operational Manual CH 7. THE SYSTEM SETUP You can set up alarm range, volume, date, time of BT-750 in this menu. 7.1 Adjusting the System Setup 1) Press the button “ ” to select setup menu. 2) Use the trim knob to go to required location and press the trim knob to set the lo cation to be modified.

  • Page 41: The Modification Of System Setup (2 Nd Display Window )

    VER 1.0 BT-750 Operational Manual 7.2 The modification of system setup (2 display window) On operating the service mode such as CHANNEL SET, Date/Time, Printer setup, add itional active window is opened. 7.2.1 Selection of CHANNEL 1) Go to the required location with trim knob and select the location, and then the dis play window becomes active.

  • Page 42: Ch.8 Alarm Setup

    VER 1.0 BT-750 Operational Manual CH.8 ALARM SETUP 8.1 Modification Display Window for 1 Setup (SpO , Respiration, Temp) 1) Press button “ ” to go to adjustment display of alarm 2) Select the menu to change with trim knob and press the trim knob to set the locat ion to be modified.

  • Page 43: Modification Display Window For The 2 Setup

    VER 1.0 BT-750 Operational Manual 8.2 Modification Display Window for the 2 Setup (IBP, NIBP, ECG HR, EtCO , ST) 1) Press the button “ ” to go to adjustment display 2) Select the menu to change with trim knob and press the trim knob to set the locat ion to be modified.

  • Page 44: Ch.9 Ecg1,Ecg2 Setup

    VER 1.0 BT-750 Operational Manual CH.9 ECG1,ECG2 SETUP It sets up the ECG measurement. 9.1 ECG Menu Display 1) “Press the button “ ” to go to adjustment display 2) Select the menu to change with trim knob and press the trim knob to set the locat ion to be modified.

  • Page 45: Ecg2 Menu Display

    VER 1.0 BT-750 Operational Manual HR ALARM Refer to Ch.8 Alarm setup P-R /J + 4~250 ms ,Alarm ON/OFF Set P-R, J Point SEGMENT 9.2 ECG2 Menu Display 1) “Press the button “ ” to go to adjustment display 2) Select the menu to change with trim knob and press the trim knob to set the locat ion to be modified.
  • Page 46 VER 1.0 BT-750 Operational Manual ST Analysis (When ST Segment is on) ● ST Level is measured by horizontal comparison between PR-segment and ST-segment. User can adjust J point and P-R point at 1~250 4m/sec interval. These measured values are available only in normal heart rate. In case of abnormal and pacemaker, for example, Premature Ventricular Contraction, Ventricular Tachycardia etc., it is except ST analysis...
  • Page 47 VER 1.0 BT-750 Operational Manual PACEMAKER Detection (When PACEMAKER is on) ● In case Pacemaker is Detection ON, red bar indicate it on the ECG wave form periodically from input of pacemaker detection...

  • Page 48: Ch.10 Respiration Measurement

    VER 1.0 BT-750 Operational Manual CH.10 RESPIRATION MEASUREMENT It sets up How to Measure Respiration 10.1 Respiration Menu Display 1) Press the button “ ” to go to adjustment display. 2) Select the menu to change with trim knob and press the trim knob to set the loc ation to be modified.

  • Page 49: Ch.11 Setup For Spo2 Measurement

    VER 1.0 BT-750 Operational Manual CH.11 SETUP FOR SpO2 MEASUREMENT 11.1 SpO2 Menu Display Press the button “ ” to go to adjustment display. Select the menu to change with trim knob and press the trim knob to set the lo cation to be modified.

  • Page 50: Ch.12 Nibp Setup

    VER 1.0 BT-750 Operational Manual CH.12 NIBP SETUP 12.1 NIBP Menu Display 1) Press the button “ ” to go to adjustment display. 2) Select the menu to change with trim knob and press the trim knob to set the location to be modified.

  • Page 51: Ch.13 Ibp Setup

    VER 1.0 BT-750 Operational Manual CH.13 IBP SETUP 13.1 IBP Menu Display 1) Press the button “ ” to go to adjustment display. 2) Select the menu to change with trim knob and press the trim knob to set the location to be modified.
  • Page 52 VER 1.0 BT-750 Operational Manual  IBP measurement range Setup Mode Range of change Description WAVE SPEED 6.25, 12.5, 25,50 mm/sec Set the speed of IBP waveform Set the level according to the measurement site of BP. BP1 LABEL P1 , ABP Change the alarm setting range according to level.

  • Page 53: Ch.14 Temperature Setup

    VER 1.0 BT-750 Operational Manual CH.14 TEMPERATURE SETUP It sets up temperature measurement 14.1 Temperature Setup display 1) Press the button “ ” to go to adjustment display. 2) Select the menu to change with trim knob and press the trim knob to set the location to be modified.

  • Page 54: Ch.15 Etco2 Setup

    VER 1.0 BT-750 Operational Manual CH.15 EtCO2 SETUP 15.1 CO2 Setup Display 1) Press the button “ ” to go to adjustment display. 2) Select the menu to change with trim knob and press the trim knob to set the loc ation to be modified.

  • Page 55: Ch. 16 Trend Setup

    VER 1.0 BT-750 Operational Manual CH. 16 TREND SETUP 16.1 Trend display 1) Press the button “ ”to convert to Trend display window. 2) Adjust the tram knob and select SCAN Then, selected bar becomes active. Adjust the bar to the required location with tram knob.

  • Page 56: Ch.17 Printer Setup

    VER 1.0 BT-750 Operational Manual CH.17 PRINTER SETUP 17.1 Printer Menu Display 1) Press the menu button “ ” to go to Setup Printer Setup. 2) Select the menu to change with trim knob and press the trim knob to set the loc ation to be modified.

  • Page 57: Ch.18 Default Setup

    VER 1.0 BT-750 Operational Manual OFF: manual printing CH.18 DEFAULT SETUP BT-750 have factory setting as below; 18.1 Default Setup Parameter Item Name Adult Pediatric Neonate 1st CH LEAD II LEAD II LEAD II LEAD 2st CH LEAD III LEAD III...
  • Page 58 VER 1.0 BT-750 Operational Manual SPEED 12.5 mm/sec 12.5 mm/sec 12.5 mm/sec RA-LL RA-LL LEAD RA-LL GAIN APNEA ALARM RESP APNES TIME[SEC] 30 sec 30 sec 30 sec ON / OFF ALARM HIGH 30rpm 30rpm 100 rpm 8rpm 8rpm 30 rpm...
  • Page 59 VER 1.0 BT-750 Operational Manual 2st CH ~200mmHg ~200mmHg 1st CH ~200mmHg SCALE -50mmHg -50mmHg 50mmHg 2st CH 1st CH 2st CH 120/70(90)mmHg 90/40(70)mmHg 160/90(110)mmHg HIGH 21.3/12.0(14.7)kPa 16.0/9.3(12.0)kPa 12.0/8.0(9.3)kPa 1st CH 90/50(60)mmHg 70/40(50)mmHg 60/20(30)mmHg ALARM 12.0/6.7(8.0)kPa 9.3/5.3(12.0)kPa 5.3/2.7(4.0)kPa 120/70(90)mmHg 90/40(70)mmHg...

  • Page 60: Ch.19 Alarm

    CH.19 ALARM BT-750 offers Alarm function to user. User should have full knowledge about this chap ter and take right action on alarming. BT-750 provides alarm service in two ways. On e is audio Alarm and the other is alarm message.
  • Page 61 VER 1.0 BT-750 Operational Manual CHECK PROBE Finger probe is out of probes CHECK Sensor is out of body or cable is out of the monitor Temperature SENSOR EtCO Failure of pressurization for definite time CUFF HOSE Fail to detect pulse rate...

  • Page 62: Setting Up Alarm Hold

    If each event which generates alarming within setting time is not cancelled, audio alarm will generate again. CH. 20 POWER BT-750 can use both of AC/DC powers. Battery as well as AC power can be used for potable purpose and it is possible to use charged battery on AC power-on. 20.1 AC Power If AC power is connected to the monitor and turn on the AC power switch, Green LED is on to indicate Power-on.

  • Page 63: Battery Type

    21 ° C to 30 ° C 12 months 31 ° C to 40 ° C 6 months 20.3.1 Battery Replacement Replace the battery with a same type of battery[The product supplied by BISTOS]  Type : Rechargeable Lithium-Ion Battery  Company : LG Chem 20.3.2 Battery Replacement Period...

  • Page 64: Ch. 21 External Interface

    VER 1.0 BT-750 Operational Manual CH. 21 EXTERNAL INTERFACE The monitor provides external connectors on the rear side panel to support communication with external equipment and functions such as a nurse call, PC connection. The description of RS-232 pin arrangement Pin No.

  • Page 65: Ch. 22 Trouble Shooting Guide

    VER 1.0 BT-750 Operational Manual CH. 22 TROUBLE SHOOTING GUIDE This chapter explains the solutions to simple problems. One might feel difficulty to use while operating the monitor. At this moment, before regarding it as breakdown, check the following points.
  • Page 66 VER 1.0 BT-750 Operational Manual waveform Apply to other body part or check if it Fingers in cold temperature or improper probe use , setup error for displays in small or is used in proper way and waveform waveform size size is set up correctly.

  • Page 67: Ch. 23 Bt-750(Patient Monitor) Specifications

    VER 1.0 BT-750 Operational Manual CH.23 BT-750 (PATIENT MONITOR) SPECIFICATIONS BT-750 MAIN BODY Specification Power: Voltage: 100240 VAC Frequency: 50/60 Hz Power Consumption: 100 VAmax 10.4” Color Wide TFT LCD Dimension: Resolution: 800 x 480 ECG Module Lead: 3/5 electrodes, detected automatically...
  • Page 68 VER 1.0 BT-750 Operational Manual Low Perfusion 0.1% up to NIBP Module Cuff Inflation Rate 3 to 18 seconds Auto mode Repetition 1, 3, 5, 10, 30, 60, 90, 120, 240 minutes Measurement Time (Typical at HR > 25 seconds...
  • Page 69 VER 1.0 BT-750 Operational Manual to less than 77℉] Channel 2 Channel Method Type Pressure Transducer Method Pulse rate range 20 to 250 bpm Pulse rate accuracy ±1 % or ±1 bpm Pressure Measurement range 0 to +300 mmHg Parameter Displayed...
  • Page 70 VER 1.0 BT-750 Operational Manual Respiratory rate range 0 to 150 breath/min Respiratory rate accuracy ±1 breath Scale 0~12 mmHg 0~25 mmHg 0~50 mmHg 0~700 mmHg 0~100 mmHg 0~150 mmHg Printer Resolution: 8 dots/mm Total number of dots: 203 dots/mm...
  • Page 71 VER 1.0 BT-750 Operational Manual Led specification : Red & infrared, nominal Photodiode -Active area : 5 mm -Responsibility : 0.18 Min Reusable cuff Adult cuff(STD.Accessory) Cuff Reusable cuff Big Adult/Child/ Pediatric/ infant cuff( optional) Temperature probe YSI 400 Series (YSI Inc.) Temperature range : 0°...

  • Page 72: Ch. 24 Bt-750(Patient Monitor) List Of Standards

    VER 1.0 BT-750 Operational Manual CH.24 BT-750(PATIENT MONITOR) List of Standards Year of Reference Title of harmonized standard ratification Medical electrical equipment – Part 1: Cene 1990+A1:1993+A2: EN 60601-1 1995+A13:1996 General requirement for safety Medical electrical equipment – Part 1-1: Cene General requirement for safety.
  • Page 73 VER 1.0 BT-750 Operational Manual Medical electrical equipment-Particular requirements for the basic safety and essential EN ISO 9919 2005 performance of Pulse-Oximeters equipment for medical use Clinical investigation of medical devices for human EN 1SO 14155 sub- jects Good clinical...
  • Page 74 VER 1.0 BT-750 Operational Manual Cutting line Quality warranty card Hospital name Doctor Address Telephone Product name BT-750 Production No. Installation Date Person in charge Signed by : - Within 1 year from delivery date ( 6 months for Probe, LCD, Battery, Cuff, Accessory ) - In case of that same defects occur again within 3 months after charged repair.
  • Page 75 BISTOS Co., Ltd. FL., A Bldg., Woolim Lions Valley 5-cha, 302, Galmachi-ro, Jungwon-gu, Seongnam-si, Gyeonggi-do , Korea Telephone: +82 31 750 0340, Fax: +82 31 750 0344 www.bistos.co.kr bistos@bistos.co.kr (Manufacturer) : INFUNIX Technology Co., Ltd. 2F, Joong-il B/D, 13, Wangsimni-ro 4ga-gil, Seongdong-gu, Seoul, Korea VER 1.0...

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