Vatech EzRay Air Wall User Manual
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Vatech EzRay Air Wall User Manual

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User Manual
Model: VEX-S300W
Version: 1.38
English
Full version

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Summary of Contents for Vatech EzRay Air Wall

  • Page 1 User Manual Model: VEX-S300W Version: 1.38 English Full version...
  • Page 6 Phone: (+82) 1588 9510 E-mail: gcs@vatech.com This document is originally written in English. The EzRay Air Wall (VEX-S300W) is referred to as Equipment or System in this manual. Manual Name: EzRay Air Wall (Model: VEX-S300W) User Manual Document Number: VDH-UM-071 Version: 1.38...
  • Page 7 Notice This page intentionally left blank. EzRay Air Wall (VEX-S300W) User Manual...

  • Page 8: Table Of Contents

    General View of the Equipment ............14 Operation Power On/Off ..................19 Sleep Mode ..................20 Operation Mode ................. 21 Positioning ..................26 Exposure .................... 34 Troubleshooting User Maintenance Cleaning and Disinfection Cleaning ..................... 44 Disinfection ..................44 EzRay Air Wall (VEX-S300W) User Manual...
  • Page 9 Notice Disposing of the Unit Product Specifications Mechanical Specifications ..............47 Technical Specifications ..............52 Electrical Specifications ..............55 Environmental Specifications ............56 Appendix viii EzRay Air Wall (VEX-S300W) User Manual...

  • Page 10: General And Regulatory Information

    The manufacturers and retailers of this equipment assume responsibility for the safe and normal operation of this product only when: Genuine VATECH approved equipment and components have always been used.  A VATECH authorized agent has performed all maintenance and repairs.

  • Page 11: Conventions Used In This Manual

    Property damage.  Indicates precautions or recommendations that should be used in the operation of the system, specifically: NOTE Using this Manual  Notes to emphasize or clarify a point.  EzRay Air Wall (VEX-S300W) User Manual...

  • Page 12: Marks And Symbols

    The CE symbol indicates that this product complies with the European Directive for Main Label Medical Devices 93/42/EEC as amended by 2007/47/EC as a class IIb device. UL mark No. E476672 Main Label EzRay Air Wall (VEX-S300W) User Manual...
  • Page 13 ESD susceptibility symbols indicate that an item is susceptible to damage from Board package electrostatic discharges. Refer to the User Manual. Main Label Cone’s upper This symbol indicates the direction of cover attachment/detachment. part EzRay Air Wall (VEX-S300W) User Manual...
  • Page 14 Main Label Generator and manufacture Label The labels in this manual are only for illustration purposes. Actual labels may differ. The Canadian warning label (See below) is attached only to products sold in Canada. EzRay Air Wall (VEX-S300W) User Manual...

  • Page 15: Standards And Regulations

    1. General and Regulatory Information Standards and Regulations Standards: The EzRay Air Wall (VEX-S300W) is designed and manufactured to meet the following MEDICAL - APPLIED ELECTROMAGNETIC RADIATION EQUIPMENT  AS TO ELECTRICAL SHOCK, FIRE AND MECHANICAL HAZARDS ONLY IN ACCORDANCE WITH ANSI/AAMI ES60601-1 (2005) + AMD 1 (2012), CAN/CSA-C22.2 No.

  • Page 16: Safety Instructions

    Always disconnect the power supply before cleaning the equipment.  DO NOT keep the equipment or its parts in a humid place or near a liquid  substance. Avoid placing the equipment near chemical storage and gas-filled storage  facilities. EzRay Air Wall (VEX-S300W) User Manual...

  • Page 17: Warnings And Safety Instructions

    Children and pregnant women must consult with a doctor before X-ray exposure.  Serious dangers may occur from electromagnetic interference (i.e., Noise)  between other equipment in the area during specific examinations or medical treatment. EzRay Air Wall (VEX-S300W) User Manual...
  • Page 18 This equipment should be operated at least 2 m away from the operator when  operated in or outside of the room. For details on the Scattered Dose data, please see ‘Scattered Dose’ on page 64 in the Appendix. EzRay Air Wall (VEX-S300W) User Manual...
  • Page 19 2. Safety Instructions This page intentionally left blank. EzRay Air Wall (VEX-S300W) User Manual...

  • Page 20: System Overview

    3. System Overview System Overview The EzRay Air Wall (VEX-S300W) is an intra-oral dental X-ray system intended for intra-oral imaging. It consists of an X-ray generator, an X-ray controller, a beam limiting device, an operation panel, and a mechanical arm. The X-ray controller allows for accurate exposure control, and the adjustable mechanical arm allows for easy positioning.

  • Page 21: Components

    The standard Remote Exposure Switch can be additionally provided as an optional item if needed. For details on the Remote Exposure Switch and Power Cable Connections, please see ‘Section 4.4.1’ on pages 38 and 39. EzRay Air Wall (VEX-S300W) User Manual...

  • Page 22: Features

    3. System Overview Features The EzRay Air Wall (VEX-S300W) is an intra-oral dental X-ray system that offers safety, reliability, and greater functionality: Ergonomic design and shape for the safety and comfort of patients  Easy-to-use Control Panel that provides a straightforward process ...

  • Page 23: General View Of The Equipment

    X-ray Generator Arm scissor arm assembly Adjusts the length of the entire arm by folding and unfolding the scissor arm assembly. Connection arm Scissor Arm Assembly assembly between the horizontal arm and the X-ray generator assembly. EzRay Air Wall (VEX-S300W) User Manual...
  • Page 24 (1. If the AUTO button is pressed, the LED lamp (with LED lamp) flickers one time. 2. If the AUTO Mode is ON, the LED lamp is ON.) Speaker Sound alarm for X-ray exposures EzRay Air Wall (VEX-S300W) User Manual...
  • Page 25 ‘Remote Exposure (painted) (Doorbell type) Switch’ (only if needed) Used to connect the Remote Exposure Remote Switch to the Remote Exposure Switch Exposure Switch Cable Connector on the (Doorbell type) bottom of the PowerBox Assembly EzRay Air Wall (VEX-S300W) User Manual...
  • Page 26 Assembly and the butadiene Scissor Arm Assembly styrene) Used as a connection AL6061 + arm (length: 900 mm) Horizontal Arm between the Power Box (Acrylonitrile 900 mm Assembly and the butadiene Scissor Arm Assembly styrene) EzRay Air Wall (VEX-S300W) User Manual...
  • Page 27 3. System Overview This page intentionally left blank. EzRay Air Wall (VEX-S300W) User Manual...

  • Page 28: Operation

    Main Power On/Off switch The following displays light up. For further information, see ‘Control Panel’ on page 15. 1) Current Angle/Time Display 2) Adult/Child Selection Display 3) Tooth Type Selection Display 4) X-ray Exposure Indicator EzRay Air Wall (VEX-S300W) User Manual...

  • Page 29: Sleep Mode

    In the Sleep mode, the LEDs of the SET button and AUTO button blink at 1 second intervals. To off the Sleep mode, press the SET button or AUTO button.  press or turn the jog dial.  move header up or down  EzRay Air Wall (VEX-S300W) User Manual...

  • Page 30: Operation Mode

    This system can be operated with Manual Mode and Auto Mode, and you can set up the mode by using the AUTO button. Manual Mode To start the Manual Mode, check if the lamp under the AUTO button is turned off. EzRay Air Wall (VEX-S300W) User Manual...
  • Page 31 When the tooth type selection area flickers, turn the jog dial to select the tooth type. To see the Control Panel before and after selection, refer to the figures below. Before tooth type selection After tooth type selection Tooth Type Symbol Type Incisor Canine Molar/Premolar Bitewing EzRay Air Wall (VEX-S300W) User Manual...
  • Page 32 If you press the jog dial after adjusting the exposure time in Manual Mode, the exposure time is returned to the default setting. To save the exposure time as default in Manual Mode, press and hold the jog dial for about 3 seconds. EzRay Air Wall (VEX-S300W) User Manual...
  • Page 33 To set the starting point during exposure, press SET. Position the system to the teeth to perform exposure. To see how to perform the patient positioning, refer to Section 4.3 Positioning. (The following figure is an example of the maxilla incisor.) EzRay Air Wall (VEX-S300W) User Manual...
  • Page 34 Since the angles of inclination for the maxilla incisor and canine are the same, the exposure time of the canine is applied to both the maxilla incisor and canine. Refer to the following figure to see the angle for molar/premolar. EzRay Air Wall (VEX-S300W) User Manual...

  • Page 35: Positioning

    Plane Place the tube head cone in the area you want to take an image. For further information about the patient positioning and beam angle for each mode, refer to the following Positioning Instructions. EzRay Air Wall (VEX-S300W) User Manual...
  • Page 36 1. Sensor 2. Long axis of the tooth Position the tube head to the patient using the accepted standard positioning procedures. EzRay Air Wall (VEX-S300W) User Manual...
  • Page 37  The x-ray beam is directed downward at 45°. Teeth Angle of inclination Incisor Maxilla +45˚ Mandibular Incisor  The x-ray beam is directed upward at 25°. Teeth Angle of inclination Incisor Mandible -25˚ EzRay Air Wall (VEX-S300W) User Manual...
  • Page 38  The x-ray beam is directed downward at 45°. Teeth Angle of inclination Canine Maxilla +45˚ Mandibular Canine  The x-ray beam is directed upward at 20°. Teeth Angle of inclination Canine Mandible -20˚ EzRay Air Wall (VEX-S300W) User Manual...
  • Page 39 The x-ray beam is directed downward at 30°. Teeth Angle of inclination Molar and Premolar Maxilla +30˚ Mandibular Molar and Premolar  The x-ray beam is directed upward at 5°. Teeth Angle of inclination Molar and Premolar Mandible -5˚ EzRay Air Wall (VEX-S300W) User Manual...
  • Page 40  For a bitewing exposure, the patient closes their teeth during exposure on the sensor holder. The x-ray beam is directed downward at 5° ~ 8°. Teeth Angle of inclination Bitewing exposure +5˚~ +8˚ EzRay Air Wall (VEX-S300W) User Manual...
  • Page 41 Please refer to the following figure as an example of cone-cuts. Cone-cut The following figure indicates how the cone-cut occurred by showing the position of the imaging sensor and the radiation area. Cone-cut Position of the sensor Radiation area EzRay Air Wall (VEX-S300W) User Manual...
  • Page 42 PID (Position Indicating Device). When using the PID, the exit pattern of the X-ray device should be aligned perpendicular to the target receptor. Once the PID is properly aligned, instruct the patient not to move. EzRay Air Wall (VEX-S300W) User Manual...

  • Page 43: Exposure

    Press and hold the Remote Exposure Switch as long as the acoustic signal can be heard. Otherwise, the exposure will be faulty, and there will be an error message on the Control Panel. EzRay Air Wall (VEX-S300W) User Manual...
  • Page 44 X-ray room is opened. As described in steps 2 and 3 above, the X-ray Exposure Indicator is included both on the Control Panel and the Remote Exposure Switch. EzRay Air Wall (VEX-S300W) User Manual...
  • Page 45 (Option) time. Exposure Exposure Switch Switch (Standard) (Option) Press AC Power (1) and (2) Cable Option 3 (2) Remote at the same (1) Remote (Option) Exposure time. Exposure Switch Switch (Doorbell (Standard) type) (Option) EzRay Air Wall (VEX-S300W) User Manual...
  • Page 46 AC Power time. (3) Remote Cable Option 7 (2) Remote (1) Remote Exposure (1): Not used (Option) Exposure Exposure Switch in this Switch Switch (Doorbell option. (Doorbell (Standard) type) type) (Option) (Option) EzRay Air Wall (VEX-S300W) User Manual...
  • Page 47 4. Operation This page intentionally left blank. EzRay Air Wall (VEX-S300W) User Manual...

  • Page 48: Troubleshooting

    Appears when the exposure button has been pressed and released before the X-ray exposure A.08 User finished with the default exposure time. Press and hold the exposure button for the duration of the exposure time. EzRay Air Wall (VEX-S300W) User Manual...
  • Page 49 The receptor is facing the completely white. Reposition the receptor. the wrong way. X-ray emission works, but Exposure time is too Increase the exposure time. short. the exposure is too dark. EzRay Air Wall (VEX-S300W) User Manual...

  • Page 50: User Maintenance

    DO NOT use detergents or solvents to clean the outer covers of the equipment. If any defects are found, do not operate the equipment since it has to be handled by a qualified person. Contact your Service Representative. EzRay Air Wall (VEX-S300W) User Manual...
  • Page 51 6. User Maintenance This page intentionally left blank. EzRay Air Wall (VEX-S300W) User Manual...

  • Page 52: Cleaning And Disinfection

    (2-propanol, isopropanol) or iodine- splitting agents. Comply with the specifications contained in the operating instructions of the  Cleaners or disinfectant agents. Wear safety gloves.  EzRay Air Wall (VEX-S300W) User Manual...

  • Page 53: Cleaning

    Damages to surfaces and materials due to the use of different products cannot be  excluded even if they are not included in the exceptions mentioned above. Use a non-alcoholic chlorine dioxide-based disinfectant.  Sample EzRay Air Wall (VEX-S300W) User Manual...

  • Page 54: Disposing Of The Unit

    For disposal in countries outside of the European Union This symbol is only valid in the European Union (EU). If you wish to discard this product, please contact your local authorities or dealer and ask for the correct method of disposal. EzRay Air Wall (VEX-S300W) User Manual...
  • Page 55 8. Disposing of the Unit This page intentionally left blank. EzRay Air Wall (VEX-S300W) User Manual...

  • Page 56: Product Specifications

    9. Product Specifications Product Specifications Mechanical Specifications Dimensions EzRay Air Wall (VEX-S300W) User Manual...
  • Page 57 9. Product Specifications EzRay Air Wall (VEX-S300W) User Manual...
  • Page 58 9. Product Specifications EzRay Air Wall (VEX-S300W) User Manual...
  • Page 59 9. Product Specifications With Horizontal Arm 900 mm With Horizontal Arm 600 mm With Horizontal Arm 450 mm EzRay Air Wall (VEX-S300W) User Manual...
  • Page 60 X-ray Round type 0.013 Beam FOV: 20 x 30 (30 x 20), X-ray Beam Limiting Area Rectangular 0.040 Device (mm) type 40 x 30 (30 x 40) SSD(Source to Skin Min. 200 Distance) (mm) EzRay Air Wall (VEX-S300W) User Manual...

  • Page 61: Technical Specifications

    200 W X-ray Tube Dissipation Target Material Tungsten Target Angle 12.5° Inherent Filtration Min. 1.5 mm Al X-ray Coverage 70 mm at SID 200 mm Tube Voltage Max. 65 kV Tube Current Max. 3.0 mA EzRay Air Wall (VEX-S300W) User Manual...
  • Page 62 9. Product Specifications X-ray Tube Characteristics Maximum rating chart Emission characteristics Heating and cooling curves of the X-ray tube EzRay Air Wall (VEX-S300W) User Manual...
  • Page 63 9. Product Specifications Tube Dimensions [mm] EzRay Air Wall (VEX-S300W) User Manual...

  • Page 64: Electrical Specifications

    Mode of operation: Continuous operation with cyclic loading—This equipment  needs a rest time of at least 60 times the exposure time before starting the next exposure. Standard: Permanently installed, Option: AC Power Cable  EzRay Air Wall (VEX-S300W) User Manual...

  • Page 65: Environmental Specifications

    During operating Relative humidity 30 ~ 75 % Atmospheric pressure 860 ~ 1060 hPa Temperature -10 ~ 60 ℃ Transport and storage Relative humidity 10 ~ 75 % non-condensing Atmospheric pressure 860 ~ 1060 hPa EzRay Air Wall (VEX-S300W) User Manual...

  • Page 66: Appendix

    Using the Rotating Rectangular Cover Rotating Rectangular Cover rotates in 360 degrees. Rotating Rectangular Cover consists of the Outer Ring and the Inner Ring. The Outer Ring rotates in 90-degree increments. The Inner Ring rotates in 10-degree increments. EzRay Air Wall (VEX-S300W) User Manual...
  • Page 67 Turn the Inner Ring of the Rotating Rectangular Cover to fine-tune the angle. The disassembly method of the Rotating Rectangular Cover is the same as the assembly method. Refer to the NOTE mentioned below stage 1. EzRay Air Wall (VEX-S300W) User Manual...
  • Page 68 Molar/ 0.18 Premolar Mandible: -5˚ Bitewing 0.19 +5˚~ +8˚ Sensor Maxilla: +45˚ Incisor 0.11 Mandible: -25˚ Maxilla: +45˚ Canine 0.13 Child Mandible: -20˚ Maxilla: +30˚ Molar/ 0.15 Premolar Mandible: -5˚ Bitewing 0.16 +5˚~ +8˚ EzRay Air Wall (VEX-S300W) User Manual...
  • Page 69 The X-ray dose data is extracted from the X-ray Dose Test Report for the EzRay Air Wall (VEX-S300W). The IEC collateral standards have measured the X-ray doses of EzRay Air Wall (VEX-S300W) in the test report. The EzRay Air Wall (VEX-S300W) has been designed by Part 1. General Requirements for Safety, IEC 60601-1-3.
  • Page 70 65 kVp, 3.0 mA, 0.5 s (Max. Exposure Condition) At Focal Spot to Distance 1 m < 0.25 mGy/h Duty Cycle 1 : 60 Test Equipment Instrument Manufacturer Model X / Gamma Radcal Co. 9015/10X5-180 91-1470/19069 Survey Meter EzRay Air Wall (VEX-S300W) User Manual...
  • Page 71 0° 335° 20° 315° 45° 290° 65° 270° 90° 245° 110° 225° 135° 200° 155° 180° Default type Rectangular 2x3 Rectangular 4x3 Direction [mGy/h] [mGy/h] [mGy/h] 0° 20° 45° 65° 90° 110° 135° 155° EzRay Air Wall (VEX-S300W) User Manual...
  • Page 72 270° 290° 315° 335° Result (Vertical Plane) 0° 335° 20° 315° 45° 290° 65° 270° 90° 245° 110° 225° 135° 200° 155° 180° Default type Rectangular 2x3 Rectangular 4x3 Direction [mGy/h] [mGy/h] [mGy/h] 0° EzRay Air Wall (VEX-S300W) User Manual...
  • Page 73 Rectangular 2x3 Rectangular 4x3 Direction [mGy/h] [mGy/h] [mGy/h] 20° 45° 65° 90° 110° 135° 155° 180° 200° 225° 245° 270° 290° 315° 335° ND: Not Detected. The detection limit is 0.00001 mGy per exposure.  EzRay Air Wall (VEX-S300W) User Manual...
  • Page 74 Scope IEC 60601-2-65 203.13 Requirements ME EQUIPMENT shall be provided with means to optionally allow actuation of the IRRADIATION from a PROTECTED AREA after installation. Relevant instructions shall be given in the ACCOMPANYING DOCUMENTS. EzRay Air Wall (VEX-S300W) User Manual...
  • Page 75 (with Position Indicating Device (80 mm)) 65 kVp, 3.0 mA, 0.5 s (Max. Exposure Condition) Measure point: 2,000 mm from PMMA Phantom Result (Horizontal Plane) Direction [°] [μGy/h] 0° 11.41 20° 3.90 45° 3.97 65° 2.24 EzRay Air Wall (VEX-S300W) User Manual...
  • Page 76 135° 1.80 155° 0.46 180° 0.17 200° 0.48 225° 1.62 245° 2.20 270° 3.50 290° 2.87 315° 3.44 335° 3.78 Result (Vertical Plane) Direction [°] [μGy/h] 0° 7.20 20° 3.58 45° 4.83 65° 5.48 EzRay Air Wall (VEX-S300W) User Manual...
  • Page 77 Appendix 90° 9.52 110° 5.77 135° 4.15 155° 4.12 180° 5.86 200° 3.35 225° 0.89 245° 0.43 270° 0.09 290° 0.31 315° 1.43 335° 4.85 EzRay Air Wall (VEX-S300W) User Manual...
  • Page 78 IEC 61000-3-3 purposes. NOTE) the actual RF shielding effectiveness and filter attenuation of the shielded location must be verified to ensure that they meet or exceed the specified minimum values. EzRay Air Wall (VEX-S300W) User Manual...
  • Page 79 (50/60 Hz) be at levels magnetic field characteristic of a typical IEC 61000-4-8 location in a typical commercial or hospital environment. NOTE: Uт is the V a.c. mains voltage before application of the test level. EzRay Air Wall (VEX-S300W) User Manual...
  • Page 80 VEX-S300W should be observed to verify normal operation. If abnormal performance is observed, additional measures may be necessary, such as relocating the VEX-S300W or using a shielded location with a higher RF shielding effectiveness and filter attenuation. EzRay Air Wall (VEX-S300W) User Manual...
  • Page 81 Electrostatic Discharge Field of View International Electrotechnical Commission International Standards Organization Light-Emitting Diode Medical Electrical PMMA PolyMethylMethAcrylate Radio Frequency Source to Image receptor Distance Signal Input Part Signal Output Part Source to Skin Distance EzRay Air Wall (VEX-S300W) User Manual...
  • Page 82 No part of this manual may be reproduced, transmitted, or transcribed without the expressed written permission of the manufacturer. We reserve the right to make any alterations that may be required due to technical improvement. For the most current information, contact your VATECH representative. Manufactured by VATECH Co., Ltd. Tel: (+82) 1588 9510 Email: gcs@vatech.com...

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