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OPTIKON KERATRON ONDA Installation And Operating Manual

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Cod. 161401EN
2015-03-27 Rev.C
™
KERATRON
ONDA
Videokeratoscope Aberrometer
INSTALLATION AND OPERATING MANUAL
OPTIKON 2000 S.p.A.
Via del Casale di Settebagni, 13 - 00138 Rome
Phone +39 06 8888410 - Fax +39 06 8888440
E-mail sales@optikon.com - www.optikon.com

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  • Page 1 Cod. 161401EN 2015-03-27 Rev.C ™ KERATRON ONDA Videokeratoscope Aberrometer INSTALLATION AND OPERATING MANUAL OPTIKON 2000 S.p.A. Via del Casale di Settebagni, 13 - 00138 Rome Phone +39 06 8888410 - Fax +39 06 8888440 E-mail sales@optikon.com - www.optikon.com...
  • Page 2 Optikon 2000 SpA is an ISO 9001 and ISO 13485 certified company which manufactures surgical and diagnostic devices for ophthalmology. Its products are manufactured to satisfy the requirements of 93/42/EEC Medical Devices Directive.

  • Page 3: Table Of Contents

    TABLE OF CONTENTS Page DISCLAIMER .............. 1-1 LIMITED WARRANTY CONDITIONS ........2-1 WARNINGS ............... 3-1 General warnings ................. 3-1 Environmental warnings ..............3-2 Electrical warnings ............... 3-3 Mechanical warnings ..............3-4 SYMBOLS ..............4-1 GENERAL INFORMATION ..........5-1 System description ................ 5-1 5.1.1 Topo-aberrometry with the Keratron™...
  • Page 4 Accommodation test [Accommodation] ..........7-32 TROUBLESHOOTING GUIDE ..........8-1 Troubleshooting ................8-1 RESTORING THE Hard Disk ............... 8-2 ™ SOFTWARE KERATRON SCOUT ON THE EXTERNAL PC ....9-1 Introduction ................9-1 ™ Download the Keratron Scout from the Web ........9-1 ™...

  • Page 6: Disclaimer

    It is responsibility of the user to provide its personnel with a thorough understanding of the equipment operation before use. In no event shall Optikon 2000 S.p.A. be liable for any injury, incidental or consequential damages incurred by the purchaser, users or patients as a result of operation of the product.
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  • Page 8: Limited Warranty Conditions

    OPTIKON S.p.A. technical service. OPTIKON 2000 S.p.A. reserves the right to verify, in case of failures, if the instrument and/or its accessories have been modified or tampered with in any way, or if they have been damaged by improper use.
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  • Page 10: Warnings

    Increase the distance between the instruments themselves. Connect the unit to a power outlet that is different from the one to which the other instruments are connected. Consult the distributor or authorized Optikon 2000 S.p.A. Technical Service Department. ™  Keratron Onda has been developed and optimised to measure human eyes.

  • Page 11: Environmental Warnings

    ™ Keratron Onda Installation and operating manual OPTIKON 2000 some mire) cannot insure to have the same degree of accuracy and thus it is strongly discouraged.  When used as a corneal topograph, situations that create mires jamming can occur in human eyes in limited areas. This must be prevented by insuring a...

  • Page 12: Electrical Warnings

    ™ Keratron Onda Installation and operating manual OPTIKON 2000  The use of flammable anaesthetics (N O), (O ) should be avoided unless they are removed by a gas aspiration system. The device contains a lithium battery. The used batteries must be disposed of in an adequate manner.

  • Page 13: Mechanical Warnings

     Be careful not to hit the patient with the cone, during measurements, when ™ moving the Keratron Onda forward.  Do not touch any of the optical surfaces. Cleaning or maintenance is to be performed by personnel authorized by Optikon 2000 S.p.A. 2015-03-27 Rev.C Cod. 161401EN...

  • Page 14: Symbols

    ™ Keratron Onda Installation and operating manual OPTIKON 2000 SYMBOLS The table below shows some I.E.C. approved symbols and their meanings. In the absence of sufficient space, these symbols are often used on medical instruments to enable quick and simple communication of information and warnings. At times two or more symbols are combined together in order to obtain special meanings.
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  • Page 16: General Information

    ™ Keratron Onda Installation and operating manual OPTIKON 2000 GENERAL INFORMATION SYSTEM DESCRIPTION ™ Figure5-1 Keratron Onda ™ The Keratron Onda system is a topograph aberrometer designed to provide information on the cornea by representing it using the chromatic maps that are typical of corneal topography (axial powers, curvatures, and corneal aberrometry) and to provide information on the optical aberrations of the ocular or total wave front.

  • Page 17: Topo-Aberrometry With The Keratron™ Onda

    Keratron Onda Installation and operating manual OPTIKON 2000  Employs a user-friendly interface to notify the operator of the status of the unit and any errors 3. Joystick with button: allows the cart to be moved in the X-Y-Z directions for proper positioning of the optical head in relation to the patient and the start or confirmation of the image acquisitions.

  • Page 18: The Bivalent Cone And Topography

    If, instead, the patient’s movement with respect to the cone is too fast, and the relative movement exceeds these limits, the Keratron Onda notifies the operator that the videokeratographic image is “too close” or “too far away” for a good topograph, even if it can be adjusted for the measurement of the pupil.

  • Page 19: Aberrometry

    Keratron Onda Installation and operating manual OPTIKON 2000 distance, for maximum peripheral coverage, and the distance that is 3 mm farther away, to reduce invasiveness. This choice can be made during the topographic or topo-aberrometric acquisition using the touch-screen (for example buttons 3 and 4 in Figure 7-23).
  • Page 20 Keratron Onda Installation and operating manual OPTIKON 2000 Figure 5-4: Hartmann-Shack method (or S/H, for example) Behind the array is placed a CCD sensor that acquires the points projected by the lenslets. The pattern acquired in this manner is analyzed on a personal computer with the help of an algorithm developed specifically for this purpose.

  • Page 21: Main Features

    ™ Keratron Onda Installation and operating manual OPTIKON 2000 The price to be paid for this is a greater complexity of the algorithm, which results in a longer calculation time. 5.1.4 MAIN FEATURES ™ KERATRON ONDA s comprised of a central unit built around an PC embedded. s comprised of a central unit built around an touch-screen built into a 7”...

  • Page 22: Technical Specifications

    Keratron Onda Installation and operating manual OPTIKON 2000 TECHNICAL SPECIFICATIONS PARAMETER SPECIFICATIONS Manufacturer: ......OPTIKON 2000 S.p.A. Via del Casale di Settebagni, 13 00138 Rome - Italy ™ Model: ......... Keratron Onda Regulatory conformity: ....Directive on medical devices 93/42/EEC Technical standards: ....
  • Page 23 ™ Keratron Onda Installation and operating manual OPTIKON 2000 PARAMETER SPECIFICATIONS ABERROMETRY Analysis area on the pupil ... 7x7 mm std (7.3x7.3 mm max.) Spatial resolution ....... 128 or 165 µm (on the pupil) SLD wavelength ......840 nm LEDs wavelength ....

  • Page 24: Electromagnetic Compatibility Tables

    ™ Keratron Onda Installation and operating manual OPTIKON 2000 ELECTROMAGNETIC COMPATIBILITY TABLES GUIDANCE AND MANUFACTURER'S DECLARATION – 5.3.1 ELECTROMAGNETIC EMISSIONS ™ The Keratron Onda is intended for use in the electromagnetic environment specified ™ below. The customer or user of the Keratron Onda should assure that it is used in such an environment.

  • Page 25: Guidance And Manufacturer's Declaration - Electromagnetic Immunity

    ™ Keratron Onda Installation and operating manual OPTIKON 2000 GUIDANCE AND MANUFACTURER'S DECLARATION – 5.3.2 ELECTROMAGNETIC IMMUNITY ™ The Keratron Onda unit intended for use in the electromagnetic environment specified ™ below. The customer or user of the Keratron Onda should assure that it is used in such an environment.
  • Page 26 ™ Keratron Onda Installation and operating manual OPTIKON 2000 NOTES is the a.c. mains voltage prior to application of the test level Note 1: At 80 MHz and 800 MHz, the higher frequency range applies. Note 2: These guidelines may not apply in all situations. Electromagnetic propagation is affected by absorption and reflection from structures, objects and people.

  • Page 27: Recommended Separation Distances Between Portable And Mobile Rf Communication Equipment And The Keratron Onda Unit

    ™ Keratron Onda Installation and operating manual OPTIKON 2000 5.3.3 RECOMMENDED SEPARATION DISTANCES BETWEEN PORTABLE ™ AND MOBILE RF COMMUNICATION EQUIPMENT AND THE KERATRON ONDA UNIT ™ The Keratron Onda is intended for use in an electromagnetic environment in which radiated ™...

  • Page 28: Light Emission

    852 nm <0.5 mW CIRCUIT DIAGRAMS OPTIKON 2000 S.p.A. will make available on request circuit diagrams , component part lists, descriptions, calibration instructions, or other information which will assist the qualified technical personnel to repair those parts of equipment which are repairable.

  • Page 29: Composition

    Both the Keratron Onda software in the unit and the Keratron Scout software in the PC communicating with the unit are products of Optikon 2000 S.p.A. For questions regarding updates and reporting errors or corrections, please contact: Optikon 2000 S.p.A.

  • Page 30: Not Supplied Accessories

    Refer to Electrical warnings (refer to section §3.3) TRADEMARKS: Windows 2000, Windows XP, Windows Vista, and Windows 7 are registered trademarks of Microsoft Corporation Access is a registered trademark of Microsoft Corporation Keratron™ is a registered trademark of Optikon 2000 S.p.A 2015-03-27 Rev.C Cod. 161401EN 5-15...
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  • Page 32: Installation

    When cutting the packing material, be careful not to damage the contents. If the package or contents are damaged, notify the carrier (post office, railway or shipping agent) and Optikon 2000 as soon as possible. Check that the contents correspond to those indicated on the attached shipping documents.

  • Page 33: Installation Procedure

    ™ Keratron Onda Installation and operating manual OPTIKON 2000 INSTALLATION PROCEDURE ™ After the Keratron Onda has been placed on the support surface and the wheel protection covers have been placed in their position, the connections are to be made to the power supply and, if necessary, to a personal computer.
  • Page 34 ™ Keratron Onda Installation and operating manual OPTIKON 2000 Alternatively, if the personal computer is already connected to a local network, the Keratron™ Onda can be implemented as additional terminal (client) using a standard LAN or Wi-Fi cable (see §9.5).
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  • Page 36: Using The Keratron Onda

    ™ Keratron Onda Installation and operating manual OPTIKON 2000 ™ USING THE KERATRON ONDA INITIAL SCREEN The Keratron™ Onda is turned on by placing the power switch (1 in Figure5-1) in the “I” position. After a few seconds the user will see the screen shown below in Figure 7-1, and at the same time an automatic procedure will be initiated to check the motors (“Motor Diagnosis”).
  • Page 37 ™ Keratron Onda Installation and operating manual OPTIKON 2000 test Figure 7-2: Possibility of repeating the Calibration and inspection of the motors Once the test has been performed again, if the procedure does not reveal any errors, the user may proceed by pressing the “Continue” button or waiting for the software to proceed automatically after approx.

  • Page 38: Topography Calibration [Calibration]

    ™ Keratron Onda Installation and operating manual OPTIKON 2000 Figure 7-4: The “Motor Diagnosis” test has detected a precision error in the positioning of the motor TOPOGRAPHY CALIBRATION [CALIBRATION] Selecting [Calibration] on the touchscreen [Calibration] accesses the section regarding the calibration of the instrument for topography.
  • Page 39 ™ Keratron Onda Installation and operating manual OPTIKON 2000 Figure 7-6: Calibration sphere The entry screen requires that the calibration target be positioned as shown in Figure 7-7. Pressing the [OK] button causes the machine to perform an initial reading of the photoelectric cells that are free of obstacles.
  • Page 40 Keratron Onda Installation and operating manual OPTIKON 2000 Otherwise the message in Figure 7-9 requires the removal of the “target” and the positioning of the “calibration sphere,” which is to be inserted in one of the two chin- rest’s holes for accessories and adjusted to the height of the eye.
  • Page 41 ™ Keratron Onda Installation and operating manual OPTIKON 2000 During all of the steps it is always possible to press the [Abort] button (4) and return to the initial screen shown in Figure 7-1. Figure 7-11: Screen during calibration After you have acquired the image, only for the first of the six steps, the operator is requested to confirm whether the acquired sphere appears clean and free of dust grains (refer to Figure 7-12).
  • Page 42 Keratron Onda Installation and operating manual OPTIKON 2000 Otherwise, if the [NO] button is pressed, you will return to the screen shown in Figure 7-9. The message “Step 1 of 6” informs the operator of the current calibration step. The described sequence is repeated another 5 times until the concluding message appears (Figure 7-14).

  • Page 43: Settings

    (Onda.exe and Onda.dll). The same information is listed for the resident firmware in the unit’s electronics. Optikon 2000 S.p.A. can be consulted as the software designer of all of these applications.
  • Page 44 Keratron Onda Installation and operating manual OPTIKON 2000 Figure 7-16: Configurations in the General folder Specifically, selecting option [Motor diagnosis] will initiate the same procedure executed at the time of startup (refer to section §7.1). If the calibration as well as the precision, dynamics, and responsiveness tests are completed successfully, the message shown in Figure 7-17 will appear on the screen.
  • Page 45 Option [Service] in Figure 7-16 is intended to be used under the supervision of Optikon 2000 S.p.A. personnel or personnel authorized by them for updates or internal tests of the unit’s functioning. In any case, the option is protected with a password to prevent accidental access.
  • Page 46 VL map). In section Print/Process (Figure 7-) you can choose between the printers installed and connected to the UBS port of the Keratron Onda, and set the text print mode (only refractive and keratometric data) or graphic print mode (screen printing).
  • Page 47 ™ Keratron Onda Installation and operating manual OPTIKON 2000 Figure 7-21: Printer selection in the Print/Process folder In section Localization (Figure 7-22) you can set the language of the Keratron™ Onda software by choosing one of the available languages. Figure 7-22: Selection of the language in the Localization folder...

  • Page 48: Corneal Topography [Topography]

    ™ Keratron Onda Installation and operating manual OPTIKON 2000 CORNEAL TOPOGRAPHY [TOPOGRAPHY] If the unit has not been previously calibrated (refer to “Calibration” in section §7.2), pressing [Topography] on the initial screen will cause the following message to appear: Figure 7-22: Message that calibration is missing Otherwise, pressing the button on the joystick will cause a topographic acquisition to be initiated, and the screen will appear as shown in Figure 7-23.
  • Page 49 Keratron Onda Installation and operating manual OPTIKON 2000 In (5) and (6), together with an audible signal, is shown the relative position between photoelectric cells and corneal apex. The lower LED, with an arrow pointing up (▲), indicates moving closer to the eye, while the upper LEDs, with arrows pointing down (▼), indicates moving away from the eye;...
  • Page 50 ™ Keratron Onda Installation and operating manual OPTIKON 2000 by lumps in the lacrimal film or accept them to be corrected with the Scout’s "points editor". Pressing [Photo] (2) will cause the rings to be hidden. Pressing [Rings] (4) will cause them to reappear.
  • Page 51 Keratron Onda Installation and operating manual OPTIKON 2000 Figure 7-26: The external PC is not present In both cases the Keratron™ Onda asks the operator whether the image must be discarded or stored locally for subsequent transfer. The maximum number of images that can be stored locally is 8.

  • Page 52: Topo-Aberrometry [Topo-Aberrometry]: Acquisition Of Images

    Keratron Onda Installation and operating manual OPTIKON 2000 Figure 7-28: Image of the curvature map If the "Scout" window is open and you press the print symbol on the upper bar (1 in Figure 7-28), it is possible to print the screen using the preset printer of the PC.
  • Page 53 Keratron Onda Installation and operating manual OPTIKON 2000 On the screen in Figure 7-29, in addition to the live image, appear the following: the indication of the OD/OS eye under examination (1), the position of the band of the superluminescent diode (SLD)
  • Page 54 Keratron Onda Installation and operating manual OPTIKON 2000 During the measurement the patient must look at the fixation target (Figure 7-31). In this manner an alignment is created between the axis of the eye to be examined and the topo-aberrometer axis. The other eye must not be closed and, if possible, should stare at an object that is not lighted much or a wall in the distance.

  • Page 55: Topo-Aberrometry: Acquired Image

    Keratron Onda Installation and operating manual OPTIKON 2000 In topo-aberrometry the “wavefront” sensor image is shown next to the topography image, thereby allowing the operator to understand whether the retinal reflection is adequate or whether it is necessary to center the image so that the SLD band correctly enters the pupil area.
  • Page 56 Keratron Onda Installation and operating manual OPTIKON 2000 Figure 7-35: The acquired image is too far away the images are marked with the message “Image not suitable for CT processing” (that is image not suitable for topography) as indicated by the arrows in Figure 7-36...
  • Page 57 Keratron Onda Installation and operating manual OPTIKON 2000 Figure 7-37: Topo-Aberrometry at the end of the acquisition The images are sent to the external PC with the command [Accept]. The Keratron™ Scout program must be running on the external computer, with the acquisition mode selected.
  • Page 58 ™ Keratron Onda Installation and operating manual OPTIKON 2000 When as in Figure 7-39, you select [High Order], the corneal and ocular aberrometries are displayed, with the image limited to the orders of the Zernike   c …… polynomials from the third to the seventh order ( c ).
  • Page 59 Keratron Onda Installation and operating manual OPTIKON 2000 Figure 7-41: Aberrometry with an intentional corneal reflection Double clicking this image allows you to note the presence of exclusions in the pupil gradient maps (Figure 7-42) produced by individual irregularities in the sensor image.
  • Page 60 Keratron Onda Installation and operating manual OPTIKON 2000 measurement is obtained from the wavefront sensor, and its calculation can depend significantly on the pupil, whose diameter can be selected with the light blue arrows between 3 mm and the diameter that is actually measured by the sensor.
  • Page 61 Keratron Onda Installation and operating manual OPTIKON 2000 NOTE : In the settings [Settings-Topo Aberrometry] (see Figure 7-20, on the right ) it is possible to set the photopic pupil as default instead of the last selected diameter. In all cases, the pupil diameter for the Rx measurement will always range within the minimum value of 2 mm and the maximum value of 7 mm or the one actually measured in the sensor image (whichever is smaller).
  • Page 62 Keratron Onda Installation and operating manual OPTIKON 2000 Using the dropdown menu that can be activated by pressing the touchscreen for a longer amount of time, it is possible to modify the image of the patient’s refraction (Figure 7-46). The cylinder can be displayed with positive, negative, or automatic values;...

  • Page 63: Aberrometry [Aberrometry]

    ™ Keratron Onda Installation and operating manual OPTIKON 2000 ABERROMETRY [ABERROMETRY] By selecting the [Aberrometry] in the initial screen in Figure 7-1, it possible to measure the aberrometry only, along with the refraction associated to it, without using the corneal topography.
  • Page 64 Keratron Onda Installation and operating manual OPTIKON 2000 Figure 7-50: Aberrometry acquisition, during the "Fogging" phase After each image has been acquired and the elapse of the time required to process the map, the acquired image in Figure 7-51 displays.

  • Page 65: Near Accommodation Measurements [Topo-Aberrometry] And [Aberrometry]

    Keratron Onda Installation and operating manual OPTIKON 2000 At the end, the measured aberrometry can be printed or transferred to the Scout software, up to a maximum of 8 aberrometries per test, similarly to topo- aberrometries and topographies (see sections from Figure 7-25 to Figure 7-28).
  • Page 66 Keratron Onda Installation and operating manual OPTIKON 2000 If you choose a near accommodation, for example -3D (=33 cm =13”) then, after the Auto Rx process (if [Auto Rx] is active) or just after pressing the acquisition button (if the defocus has been manually set with the cursor), the "defocus" and target focus are automatically increased by -3 diopters.

  • Page 67: Accommodation Test [Accommodation]

    ™ Keratron Onda Installation and operating manual OPTIKON 2000 Figure 7-54: Topo-Aberrometries at several accommodations in the Scout software: far accommodation 0D (∞) and near accommodation at 3.5D (30 cm) and 5D (25 cm). ACCOMMODATION TEST [ACCOMMODATION] By selecting [Accommodation] in the initial screen shown in Figure 7-1, it is possible to run a test that repeatedly measures the eye's aberrometry, starting from the "remote point"...
  • Page 68 Keratron Onda Installation and operating manual OPTIKON 2000 By pressing [Parameters], it is possible to display the panel shown Figure 7-55 in which it is possible to set the following parameters: 1. From = Starting accommodation. If = 0D, the first measurement will be calculated using the "infinite"...
  • Page 69 Keratron Onda Installation and operating manual OPTIKON 2000 A label in the lower right and the chart on the left of the display show in real time the "Stimulus" or "Fogging" being presented, followed by the accommodation response measured for the patient. In ideal conditions, the curve of responses on the chart (in red) should follow the green diagonal until the patient is able to accommodate.
  • Page 70 Keratron Onda Installation and operating manual OPTIKON 2000 Figure 7-58: Processing of aberrometries, with maximum diameter of pupil equivalent to 3,5 mm At the end of the processing, it will possible to display on the chart the RMS value, in equivalent diopters, of the aberrations selected with the buttons just below it and the 8 maps with any of the options of the buttons in the lower right.
  • Page 71 Keratron Onda Installation and operating manual OPTIKON 2000 Figure 7-60: Accommodation results: defocus chart and maps of the low order aberrations If you use the touch-pen to press on touch screen on the maps for a longer amount of time, it is possible to open the pop-up menus, like the one shown in Figure 7-61, and change the scale of Y ordinates (astigmatism step in the example) and select “Stimulus”...
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  • Page 73: Troubleshooting Guide

    Turn the unit off. If the The circuit that problem persists after manages the beam turning the unit back on, source (SLD) has contact the Optikon detected a fault and 2000 S.p.A. Service has stopped Department. functioning. Return to the initial...

  • Page 74: Restoring The Hard Disk

    8.2 RESTORING THE HARD DISK Following the replacement of a hard disk or its necessary reformatting, the following procedure must be observed to fully restore its topo-aberrometry software. To proceed obtain a USB keyboard and Hub (USB 2.0 - High Speed). Connect the keyboard and the provided USB key to the hub and the latter to the USB port located under the front panel of the device.
  • Page 75 Figure 8-3: Notice to restart Keratron Onda The procedure is to be considered completed. Run a standard calibration (section 7.2) and then a topo-abberometric examination to check all its features. NOTE: If the key also contains an update of the Onda.exe software, this will be automatically prompted at start-up as described in the procedure in the User manual in section 9.12)
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  • Page 77: Software Keratron Scout On The External Pc

    You must first uninstall the previous version, and then install the updated version of ™ Keratron Scout Setup. The most recent version can be downloaded, after you have registered, from the website of Optikon 2000 S.p.A: http://www.optikon.com/. NOTE : You must have system administration (Administrator) privileges to install the software. NOTE: A printer has to be installed and set as default before running the Scout.exe...

  • Page 78: Keratron Scout Software Installation

     Fill all the items, and click the “Register Me” button  You will be enabled to download within 24 hours, receiving a confirmation e- mail from Optikon 2000. IF YOU ARE ALREADY REGISTERED  Click the hyperlink “Go to the download page”...

  • Page 79: Configuring The Direct Ethernet Connectionto The External Pc

    Keratron Onda Installation and operating manual OPTIKON 2000  Run the “Setup.exe” by double-clicking on it. Independently if the installation has been made from CD or downloaded version, the setup procedure could notify some messages, like DLLs version conflicts etc.
  • Page 80 ™ Keratron Onda Installation and operating manual OPTIKON 2000 Figure 9-2 shows an example of a network connection. In the General folder at point 1 select “Internet Protocol (TCP/IP)” and press button Properties (2). Figure 9-2: Network card protocols In the new window (Figure 9-3) it is possible to set the communication parameters.

  • Page 81: Configuration Of The Pc In Windows Vista And Windows 7

    ™ Keratron Onda Installation and operating manual OPTIKON 2000 The configuration shown in Figure 9-3 is compatible with the “Factory Default” ™ (factory settings) of Keratron Onda. The address must be selected following specific rules and not randomly. The configuration should be changed under the supervision of a network administrator.
  • Page 82 ™ Keratron Onda Installation and operating manual OPTIKON 2000 Figure 9-5: Connection status of the selected network Pressing the Properties button (1) allows you to access the protocols window (Figure 9-6). In the Network folder use the mouse to select Internet Protocol version 4 (TCP/IPv4) (1), then press Properties (2).

  • Page 83: Configuration Of Keratron ™ Onda

    ™ Keratron Onda Installation and operating manual OPTIKON 2000 Figure 9-7: Configuration of the TCP/IP protocol in Windows Vista/Windows 7 NOTE: is compatible with the “Factory Default” The configuration shown in Figure 9-7 ™ (factory settings) of Keratron Onda. The address must be selected following specific rules and not randomly.

  • Page 84: Configuration Of The Connection To The External Pc Using A Local Network

    ™ Keratron Onda Installation and operating manual OPTIKON 2000 Figure 9-8: Network configuration window ™ for Keratron Onda The Remote Host IP (1) is the PC IP address used to exchange data with ™ Keratron Scout. If a direct Ethernet connection is used, this address is the one set on the PC, as specified in sections §9.4.1 and §9.4.2.

  • Page 85: Configuration With Static Address

    ™ Keratron Onda Installation and operating manual OPTIKON 2000 Figure 9-9: Selection of the DHCP mode ™ If Keratron Onda has a wireless connection, it is necessary to enter the network card you wish to use in the LAN card field. If DHCP has been configured for the Remote Host Computer, it is not possible to identify it using a static IP address.
  • Page 86 Keratron Onda Installation and operating manual OPTIKON 2000 The values that have to be entered in these fields can be acquired from the Default addresses. Considering that the configuration selected must meet the specific regulations applicable to the network, it is strongly advisable to request the help of the network administrator when completing these fields.

  • Page 87: Installation Of The Wi-Fi Connection

    Keratron Onda Installation and operating manual OPTIKON 2000 The MAC Address, which is also called physical address, is a 6 byte code that is uniquely assigned to each wired or wireless network card. It is sometimes necessary to provide this address to the network administrator to allow him to authorise the ™...

  • Page 88: Keratron Scout Software Structure

    ™ Keratron Onda Installation and operating manual OPTIKON 2000 ™ KERATRON SCOUT SOFTWARE STRUCTURE Default database folder. Scout Trialsets folder (void after first installation). ™ Keratron Scout system file. Pay attention to this folder! Put here imported print-templates, and those you create The SW puts here temporary files.

  • Page 89: Customizing The Keratron™ Scout Software

    ™ Keratron Onda Installation and operating manual OPTIKON 2000 CUSTOMIZING THE KERATRON™ SCOUT SOFTWARE You can customize/change SW behaviour and toolbar buttons. Change the SW behaviour using the “Options” window under the “Tools” menu. Customize the toolbars simply right-click on it.

  • Page 90: Uninstall Keratron Scout Software

    ™ Keratron Onda Installation and operating manual OPTIKON 2000 Figure 9-14: Identification of the version of Scout ™ UNINSTALL KERATRON SCOUT SOFTWARE We can imagine two different methods: the first one uses the Windows standard uninstall procedure: 1. Start “Control Panel”...

  • Page 91: Description Of The Commands And Screens Of The Keratron Scout Software

    (command or key “?” on the menu bar). 9.10.2 TRANSFERRING AN IMAGE FROM KERATRON™ ONDA In the acquisition menu, select “From Keratron Onda” or click the icon on the Scout ™ software bar: “Acquire Onda images" and wait for Keratron Onda to send the data.

  • Page 92: Troubleshooting Keratron ™ Scout Software

    ™ Keratron Onda Installation and operating manual OPTIKON 2000 artifacts, and here you can intervene by adjusting processing conditions and/or erasing bad tracks. To select a graphical display, created automatically and displayed on the screen during processing (including window Photo-Process), select “Options” from menu “Tools”, then select “Processing””.

  • Page 93: The File Scout.ini

    ™ Keratron Onda Installation and operating manual OPTIKON 2000 After the installation check the proper working of software running and test Scout program. If any error messages appears (Automation error, DLL xxx.dll not found, etc.)”, the suggested actions are:  Unload the Scout software (see section §9.2).

  • Page 94: Changing The Pc

    ™ Keratron Onda Installation and operating manual OPTIKON 2000  Every user will point to his database using “File->Open Database”, or from “File->Recent Database” list. 9.11.4 CHANGING THE PC  Backup the Database(s) (on network, cd-rom…)..  Backup the “C:\Keratron\Scout.ini” file (options, settings, MRU path) ...

  • Page 95: Miscellaneous Problems

    The following guide lists some malfunctions which may occur, the symptoms and the ™ corrective actions. If the Keratron Scout system remains inoperative even after performing the corrective actions indicated below, contact Optikon 2000 S.p.A. sales/service department. SYMPTOMS CORRECTIVE ACTION...
  • Page 96 ™ Keratron Onda Installation and operating manual OPTIKON 2000 SYMPTOMS CORRECTIVE ACTION the present value to ‘Unknown’. Save and exit. IMPORTANT! The Scout database is saved with DAO 3.5 (Access ‘97). If you are using an Access version more updated, do not...

  • Page 97: Updating Onda.exe

    Using the Keratron™ Scout software, it is possible to proceed with the manual updating by means of the command: Tools→ Make Keratron Onda key… Figure 9-15: Make Keratron Onda key Press “Write”. Figure 9-11: After this operation has been completed, insert the flash drive in the Keratron™...

  • Page 98: Cleaning, Sterilization And Maintenance

    OPTIKON 2000 Figure9-12: Initial window for updating To proceed with the updating operation, select « Update Keratron Onda », press « OK », and wait for the operation to be completed and the software to launch. Then remove the USB flash drive.

  • Page 99: Cleaning And Disinfection

    ™ Keratron Onda Installation and operating manual OPTIKON 2000 10.1 CLEANING AND DISINFECTION The external surfaces of the unit’s components must be cleaned without using abrasive products and without allowing liquids to penetrate inside the unit itself. ™ Onda’s housings With the exception of the cone (see section §10.1.1), the Keratron...

  • Page 100: Sterilization

    To maintain system safety, the compliance to EN60601-1 leakage current limits should be tested at least once a year. Please, inquire with the Bioengineering Department in your clinic or with your local Optikon 2000 S.p.A. Distributor/Service Center. In topography periodically acquire the calibration sphere and compare the curvature value you obtain with the value listed on the sphere itself).

  • Page 101: Verification Of Aberrometry Accuracy Using The Calibration Sphere

    ™ Keratron Onda Installation and operating manual OPTIKON 2000 10.3.1 VERIFICATION ABERROMETRY ACCURACY USING CALIBRATION SPHERE Insert the calibration sphere in the accessories hole on the chin-rest and orient it as much as possible in the direction of the mires cone. Acquire the image of the sphere, as it were the eye of a patient, with the Topo-Aberrometry function (section 7.6),...

  • Page 102: Replacing The Fuse

    Onda is properly powered, proceed to use the unit.  If this is not the case, if the unit does not begin functioning, or the fuse burns out again, contact the authorized Optikon 2000 S.p.A. Technical Service Department. 10.3.3 REPLACING THE BUFFER BATTERY ™...
  • Page 103 Onda Installation and operating manual OPTIKON 2000 NOTE: The used battery must be replaced by Optikon 2000 S.p.A. Technical Service or by personnel authorized by them. NOTE: Dispose of the battery in compliance with the Environmental Warnings in section §...
  • Page 104 ™ Keratron Onda Installation and operating manual OPTIKON 2000 THIS PAGE IS INTENTIONALLY BLANK 2015-03-27 Rev.C Cod. 161401EN 10-28...

  • Page 105: Index

    ™ Keratron Onda Installation and operating manual OPTIKON 2000 11 INDEX dispersion current ......3-3 Disposal of waste electrical and electronic equipment ....3-3 A/D converter ........5-3 Distance ........7-16 Abort ........7-6; 7-8 dynamic pupillometry .. 7-10; 7-11; 7-12 anaesthetics ......3-2; 3-3 apex .......
  • Page 106 ™ Keratron Onda Installation and operating manual OPTIKON 2000 reflections ........3-1 reflectivity ........3-1 lenslet array ........5-4 Remote Host Computer ... 9-8; 9-9 lithium battery ...... 3-3; 10-26 repeatability check ......9-15 Restore previous version ....9-22 restoring the Hard disk ....

  • Page 107: Appendix

    ™ Keratron Onda Installation and operating manual OPTIKON 2000 12 APPENDIX Eyelash artifacts Shadow projected Cone by eyelashes Detector This map shows a high-energy zone Artifact!! Caution! The eyelashes’ shadow Eyelashes fool the detector High-energy zone crosses the horizontal line...

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