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FOCUS™
Intraoral X-ray
User Manual
ENGLISH
214760 rev. 3
0.805.4936

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Table of Contents
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Summary of Contents for KaVo FOCUS

  • Page 1 FOCUS™ Intraoral X-ray User Manual ENGLISH 214760 rev. 3 0.805.4936...
  • Page 3 KaVo™ is either registered trademark or trademark of Kaltenbach & Voigt GmbH in the United States and/or other countries. FOCUS™ is either a registered trademark or trademark of Instrumentarium Dental, PaloDEx Group Oy in the United States and/or other countries.
  • Page 5: Table Of Contents

    Introduction........................1 1.1 FOCUS™ Intraoral X-ray ..................1 1.2 Intended use ......................1 1.3 User profile......................2 1.4 Symbols that may appear on the unit..............3 1.5 Type and version....................5 1.6 Labels on the unit....................6 1.7 Configurations ....................... 7 1.8 Radiation protection guidelines ................
  • Page 7: Introduction

    1 Introduction 1 Introduction 1.1 FOCUS™ Intraoral X-ray FOCUS (hereafter called “the unit”) is a microprocessor controlled intraoral x-ray unit with a HF DC generator. The unit produces high quality dental images with film, imaging plates or digital sensors. The well-balanced support arm is easy to move and very stable, keeping the unit motionless during the exposure.
  • Page 8: User Profile

    1 Introduction 1.3 User profile The unit is intended only for professionally qualified dental or medicinal personnel. The typical user is a dental nurse with specific training for using dental X-ray units. FOCUS...
  • Page 9: Symbols That May Appear On The Unit

    The following symbols are used in the unit: Name and address of the manufacturer Serial number X-ray source assembly: emitting Radiation warning Radiation generating unit Focal spot Filtration Connector for remote control Protective ground Type B applied part Dangerous voltage FOCUS...
  • Page 10 This symbol indicates that the waste of electrical and electronic equipment must not be disposed as unsorted municipal waste and must be collected separately. Please contact an authorized representative of the manufacturer for information concerning the decommissioning of your equipment. FOCUS...
  • Page 11: Type And Version

    The unit is class I, type B and with IP-20 protection. The focal length is defined in the cone label in addition to type and version. The software version is momentarily displayed on remote control display after switching the unit on. FOCUS...
  • Page 12: Labels On The Unit

    1 Introduction 1.6 Labels on the unit Labels on the picture are for reference purposes only. Actual texts may not be accurate. FOCUS...
  • Page 13: Configurations

    Short cone, rectangular (SSD 229 mm/9”, 35x45 mm) Long cone, round (SSD 305 mm/12”, Ø60 mm) Long cone, rectangular (SSD 305 mm/12”, 35x45 mm) Short cone, full metal, rectangular (SSD 229 mm/9”, 35x45 mm) Long cone, full metal, rectangular (SSD 305 mm/12”, 35x45 mm) FOCUS...
  • Page 14 Narrow wall mount plate Wide wall mount plate NOTICE! To maintain safe and correct operation of the unit, only the approved accessories should be used. All the standard and optional items and approved accessories are suitable for use within the patient environment. FOCUS...
  • Page 15: Radiation Protection Guidelines

    The cable length of the optional remote exposure button is approximately 32 feet (10 meters). The operator should maintain visible contact with the patient and technique factors. This allows immediate termination of radiation by the release of the exposure button in the event of a malfunction or disturbance. FOCUS...
  • Page 16: Manufacturer's Liability

    The unit is used according to this User's Manual.   Maintenance and repairs are performed by a qualified ™ FOCUS intraoral x-ray dental dealer.  Original or authorized spare parts are used. If service on the unit is performed, a work order describing the type and extent of repair must be provided by the service technician.
  • Page 17: Disposal

    Follow all regulations on disposal of waste parts. The unit has at least the following parts that should be regarded as non- environmentally friendly waste products: - X-ray source assembly - All electronic circuits FOCUS...
  • Page 18: Unit Description

    2 Unit description 2 Unit description 2.1 Main parts Mounting system Options: • Narrow wall mount (default) • Wide wall mount • Adapter for KaVo treatment units Connection box • Mains wiring Horizontal arm Options: • Short reach • Medium reach •...
  • Page 19: Cones

    Remote control panel Includes a 10m cable and exposure button on the control panel 2.2 Cones Short cone, round SSD 229 mm/9”, Ø60 mm Short cone, rectangular SSD 229 mm/9”, 35x45 mm Long cone, round SSD 305 mm/12”, Ø60 mm FOCUS...
  • Page 20 2 Unit description Long cone, rectangular SSD 305 mm/12”, 35x45 mm Short cone, full metal, rectangular SSD 229 mm/9”, 35x45 mm Long cone, full metal, rectangular SSD 305 mm/12”, 35x45 mm FOCUS...
  • Page 21: Symbols On Remote Control

    Maxillary cuspid Maxillary incisors Bitewing Mandibular molar Mandibular cuspid Mandibular incisors Occlusal Exposure button X-ray source assembly: emitting Ready for exposure Patient Size Selection Digital mode selection Voltage selection, 60 or 70 kV Radiation warning Exposure time & DAP display FOCUS...
  • Page 22 2 Unit description Exposure time control FOCUS...
  • Page 23: Using The Unit

    To shut the unit down, turn the switch to the OFF position (O). For permanently installed units, this is the primary method of isolating the unit from mains supply. WARNING! Shut down the unit in case of errors or unexpected operation. FOCUS...
  • Page 24: Selecting The Cone

    Press the patient size button to toggle between the two choices, Adult and Pediatric. The adjacent light will indicate the selection. Press the D button to select between Film and Digital mode. The light is ON in Digital mode. FOCUS...
  • Page 25 Whenever one of the determining parameters is changed, the value for the exposure time is recalculated and the display is updated. Close the door if a door switch is installed. FOCUS...
  • Page 26: Positioning The Patient

    NOTICE! Always use disposable hygienic covers on the sensors or sterilize them before placing them on patient’s mouth to prevent cross contamination. Maxillary occlusal Maxillary anterior Maxillary molar Mandibular occlusal Mandibular anterior Mandibular molar Mandibular canine Bitewing FOCUS...
  • Page 27 WARNING! Take care not to hit the patient with the unit during the positioning of the patient. NOTICE! If the resulting image isn’t adequate, ensure that the patient positioning, the film/sensor positioning and the exposure values are correct for the wanted exposure. FOCUS...
  • Page 28: Taking An Exposure

    NOTICE! When using the system in an extremely high electromagnetic environment interferences may change image quality. If interference appears, contact your KaVo Dental dealer. 3.7 Monitoring of dose levels The calculated dose is displayed as the product of dose...
  • Page 29: Default Settings

    AEC selection OFF Set Factory Defaults, two beeps Speaker adjustment speaker volume (1 = min. 8 = max.) DAP Cumulative Dose Area Product to reset cumulative counter, press D Sensor type selection* intraoral x-ray sensor (default) (alternative intraoral sensor) FOCUS...
  • Page 30: Programmable Anatomical Time Settings

    First increase or decrease the exposure time with UP and DOWN buttons. Then press and hold the corresponding tooth button for two seconds or more. The beeper will beep two times. The new time setting is now saved into the memory. FOCUS...
  • Page 31: Error Messages

    Check that door is (connected to closed Adjustment part) Door switch open Check that door is (connected to closed Remote Control Panel) System in Service Go to the user mode mode H6 (NOT IN USE) H7 (NOT IN USE) FOCUS...
  • Page 32 5 Error messages FOCUS...
  • Page 33: Maintenance

    Never use corrosive or solvent disinfectants. All items and surfaces should be dried before next usage. NOTICE! Wear gloves and other protective gear during disinfecting process. WARNING! Do not use any disinfecting sprays since the vapor could ignite causing injury. FOCUS...
  • Page 34: Periodic Maintenance

    – Check that exposure button must be kept pressed continuously during the exposure cycle – Check that exposure terminates when the exposure button is prematurely released – Check all the functions of the remote control. FOCUS...
  • Page 35: Radiation Dose Measurement

    PRODUCT table in chapter 7. The measured dose depends on the cone used, variations between units, radiation detector accuracy, etc. NOTICE! Measured dose is an estimate of patient entrance dose. Increasing technique factor values (kV, s) increases the exposure dose. FOCUS...
  • Page 36: Changing The Fuses

    Remove the fuse from the base and replace it with the new one. Repeat this with each blown fuse. Fasten both fuses by pushing the base in and twisting it clockwise with a screwdriver. WARNING! Replace the fuses only with fuses of the same type and rating. FOCUS...
  • Page 37: Technical Data

    IEC 60601-1-3 IEC 60601-2-7 IEC 60601-2-28 IEC60601-2-65 CAN/CSA –C22.2 No. 601-1-M90 CE models marked according to the Medical Device Directive 93/ 42/ EEC Product Name FOCUS™ intraoral x-ray Type FOCUS UNIT DATA Protection against electric Class I shock Degree of protection...
  • Page 38 Apparent resistance of supply 0.68 mains Power consumption 816 VA / 230 VAC 877 VA / 115 VAC US/Canada mains connector 115 V / NEMA 6-15P or similar type Power supply cords type H05VV5-F / AWG 14 (UL 2587) FOCUS...
  • Page 39 Type and length of the cable of Length approximately 10 m the remote exposure switch (32.5 feet), RJ-45 plug at both ends (8 wires) Transportation and Storage -40°...+70°C (-40F...+158F), RH 10...100% Operating environment +10°...+40°C (+50F...+104F), RH max. 70%, 700 – 1060 mbar FOCUS...
  • Page 40 ‘kV correction factor’ is dependent on the selected kV ‘Default dose’ is the dose measured for 70kV, 7mA and 1 s exposure. Any indicated DAP value is scaled from a dose that was measured for 70kV, 7mA, 1 second exposure. FOCUS...
  • Page 41: Emc Declaration

    Exceptions for professional healthcare facility environment: Not to be used or installed near active HF SURGICAL EQUIPMENT and the RF shielded room of an ME SYSTEM for magnetic resonance imaging, where the intensity of EM DISTURBANCES is high. FOCUS...
  • Page 42 Exceptions for professional healthcare facility flicker emissions IEC61000-3-3 environment : Not to be used or installed near active HF SURGICAL EQUIPMENT and the RF shielded room of an ME SYSTEM for magnetic resonance imaging, where the intensity of EM DISTURBANCES is high. FOCUS...
  • Page 43 IEC 61000-4-8 in a typical commercial and/ or hospital environment. The device shall not be used closer than 15cm to sources of 50/ 60Hz magnetic field. NOTICE! U is the a.c. mains voltage prior to application of the test level. FOCUS...
  • Page 44 (m). Field strengths from fixed RF transmitters, as determined by an electromagnetic site survey,* are less than the compliance level in each frequency range.** Interference may occur in the vicinity of equipment marked with the following symbol: FOCUS...
  • Page 45 Separation Distances are listed in the next table. NOTICE! These guidelines may not apply in all situations. Electromagnetic propagation is affected by absorption and reflection from structures, objects, and people. NOTICE! RF communications equipment can effect medical electrical equipment. FOCUS...
  • Page 46 External components WARNING! Use of accessories, transducers and cables other than those specified or provided by the manufacturer of this equipment could result in increased electromagnetic emissions or decreased electromagnetic immunity of this device and result in improper operation. FOCUS...
  • Page 47 Interference may occur in the vicinity of equipment marked with the following symbol: FOCUS...
  • Page 48 7 Technical data FOCUS...
  • Page 49: User's Statement

    SSD 229 mm/9”, 35 x 45 mm EQUIPMENT STATEMENT FOR TUBE HOUSING ASSEMBLY Maximum operating voltage is 70 kVp. Nominal focal spot is 0.7 mm. X-ray tube: D-0711SB or D-0711S. For additional information please refer to the tube specification sheets. FOCUS...
  • Page 50 0.2 A. The system line fuses are 6.25 A slow blow type. With 230 VAC power supply systems the maximum line current during the exposure is 5 A, at stand by maximum 0.1 A. The system line fuses are 6.25 A slow blow type. FOCUS...
  • Page 51 8 User's statement TUBE RATINGS, TUBE HEAD COOLING CURVE Fig 8.1. Maximum Rating Chart (D-0711SB or D-0711S) FOCUS...
  • Page 52 8 User's statement Fig 8.2. Tube anode thermal characteristics (D-0711SB or D-0711S) TUBE HEAD THERMAL CHARACTERISTICS Fig 8.3. Tube head assembly cooling curve FOCUS...
  • Page 53 0.32s 0.03s 0.40s 0.04s 0.50s 0.05s 0.63s 0.06s 0.80s 0.08s 1.00s 0.10s 1.25s 0.12s 1.60s 0.16s 2.00s 0.20s 2.50s 100s 0.25s 3.20s 128s DIMENSIONAL OUTLINE OF THE TUBEHEAD Fig 8.4. Tubehead dimensions and the location of the focal spot FOCUS...
  • Page 54 The nominal tube current 7mA is obtained at the highest tube voltage 70kV. The max. electric output is obtained at 70 kV tube voltage and 7 mA tube current. The nominal power/exposure: 490 W The manufacturer reserves the right to make technical changes at any time. FOCUS...
  • Page 55: Recommended Exposure Times

    0,250 0,160 0,125 0,080 Maxillary cuspid 0,320 0,200 0,160 0,100 Maxillary molar 0,400 0,250 0,200 0,125 Occlusal 0,320 0,200 0,160 0,100 Mandibular incisor 0,200 0,125 0,100 0,063 Mandibular cuspid 0,250 0,160 0,125 0,080 Mandibular molar 0,250 0,160 0,125 0,080 FOCUS...
  • Page 56 9 Recommended exposure times FOCUS...
  • Page 57 Copyright © by PaloDEx Group Oy. All rights reserved. 216457-3 Headquarters PaloDEx Group Oy Nahkelantie 160 | FI-04300 Tuusula | FINLAND Tel. +358 10 270 2000 | https://www.kavo.com/en/contact www.kavokerr.com Dental Imaging Technologies Corporation 1910 North Penn Road | Hatfield, PA 19440 | USA Tel: 1-215-997-5666 | Fax: 1-215-997-5665...

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