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Canon CXDI-1 Operation Manual

Digital radiography system
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Canon CXDI-1 System Digital Radiography
Operation Manual
Before using the instrument, be sure to read this manual thoroughly.
Also, read the manuals of other instruments in this system.
Keep the manual where it is easily accessible.

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Summary of Contents for Canon CXDI-1

  • Page 1 Canon CXDI-1 System Digital Radiography Operation Manual Before using the instrument, be sure to read this manual thoroughly. Also, read the manuals of other instruments in this system. Keep the manual where it is easily accessible.
  • Page 2 Also, the user is responsible for maintaining the privacy of image data. 2. In no event will Canon be liable for direct or indirect consequential damage arising out of the use of this product.

  • Page 3: Table Of Contents

    Contents Starting Up/Shutting Down ..........1 1. Starting Up/Shutting Down the CXDI ........3 1.1 Starting Up the CXDI ..............3 1.1.1 Turn ON the Power ..................3 1.1.2 Welcome Message ..................3 1.1.3 Exposure Screen Display ................4 1.2 Shutting Down the CXDI ............... 5 1.2.1 To Shut Down the CXDI ................
  • Page 4 Contents 5. Viewing Multiple Images (Multi-View Screen) .....43 5.1 Displaying the Multi-View Screen ..........43 5.2 Available Operations on the Multiview Screen ......44 5.3 Window Operations ..............46 5.3.1 Changing the Output Order ..............46 5.3.2 Rejecting a Bad Image ................47 5.3.3 Checking Images on the Preview Image Screen ........
  • Page 5 Contents 7.9 CORRECT PROC............... 90 7.9.1 Setting the Dosage-Dependent Sharpness Adjustment ......90 7.9.2 Setting SUPPRESS GRID Processing ............ 91 7.9.3 Setting COLLIMATION MASK Processing Function ....... 91 7.10 Magnified Image Screen ............92 7.11 Option ..................93 7.11.1 Setting Image Compression ..............93 7.11.2 GAMMA Adjustment ................
  • Page 6 Contents Appendix ..............129 A. Logging in (User Authentication Function) ......131 A.1 User Authentication Function ........... 131 A.2 Login ..................132 A.3 Logout ..................134 A.3.1 Performing Manual Logout ..............134 A.3.2 Auto Logout ................... 134 B. Using the Rejection Reason Input Function ......135 B.1 Rejection Reason Input Function ..........
  • Page 7 Notation Notation 1 Buttons that change names when touched are indicated in the text by [Button1]/[Button2]. Example: Two types of gray scale adjustments are available: auto adjustment and REX adjustment, and the type can be selected using [AUTO ADJUST.]/[REX ADJUST.]. Operation: The REX adjustment screen is displayed when [AUTO ADJUST.] is touched, and the auto adjustment screen is displayed when [REX ADJUST.] is touched.
  • Page 8 Notation Notation 3 Button names are indicated by [Button1]>, [Button2]>, [Button3] and so on when they are touched in order. Example: On the exposure screen, touch [SYSTEM] > [SETUP MENU] in this order. Operation: Touch [SYSTEM] on the first screen, and then touch [SETUP MENU] on the next screen. Touch [SYSTEM] (left), and then touch [SETUP MENU] (right).

  • Page 9: Starting Up/Shutting Down

    Starting Up/Shutting Down 1. Starting Up/Shutting Down the CXDI...
  • Page 10 Notes on Starting Up/Shutting Down the CXDI When Turning OFF the Power Never turn OFF the power during the shutdown process. This may result in hardware failure or loss of data. – 2 –...

  • Page 11: Starting Up/Shutting Down The Cxdi

    1. Starting Up/Shutting Down the CXDI 1.1 Starting Up the CXDI 1.1.1 Turn ON the Power Turn ON the power while referring to the hardware manual. When the [LOGIN] screen appears Depending on the installation setup by a service engineer, the LOGIN screen (→ page 131) may be displayed when the CXDI is started up.

  • Page 12: Exposure Screen Display

    1. Starting Up/Shutting Down the CXDI 1.1.3 Exposure Screen Display There are two types of exposure screen: tray type and category type. The exposure screen can be switched depending on the setting (→ Setup Guide). The tray type screen displays the exposure modes that you use most frequently, and the category type screen displays all available exposure modes for each area to be imaged.

  • Page 13: Shutting Down The Cxdi

    1. Starting Up/Shutting Down the CXDI 1.2 Shutting Down the CXDI NOTE: Never turn off the power during the shutdown process. This may result in hardware failure or loss of data. NOTE: Be sure to turn off the power once a day, and conduct an inspection based on the procedure in the hardware manual.

  • Page 14: To Restart The Cxdi

    1. Starting Up/Shutting Down the CXDI 1.2.2 To Restart the CXDI Restart the system if restarting is required after changing settings, etc. Display the System screen. Touch [SYSTEM] on the exposure screen. Select CXDI RESTART. Touch [CXDI RESTART]. A window will open and the confirmation message “Do you want to restart the CXDI?”...

  • Page 15: Exposure And Output

    Exposure and Output 2. Taking an Image 3. Output Control (Process Viewer)
  • Page 16 Notes on Exposure and Output When Using a Magnetic Card Reader (optional unit) 1. Advance setting by a service engineer is required to use the magnetic card reader. 2. Be sure to insert the magnetic card facing the correct direction, otherwise the magnetic card reader may be unable to read the data on the card.

  • Page 17: Taking An Image

    2. Taking an Image NOTE: The LANMIT sensor in the sensor unit will be gradually depleted if the camera is left in the READY condition. Therefore, touch [CANCEL] or [END STUDY] to cancel the exposure. When the CXDI starts up, the exposure screen (tray type screen or category type screen) is displayed.
  • Page 18 2. Taking an Image Flow of Operation for Taking Images 2.1 Entering Patient Data CANCEL 2.2 Selecting and Changing the Exposure Mode CANCEL RETAKE 2.3 Taking an image Exposure Display Preview Image No Display of Preview Image Preview Image Retake 2.4 Operations from the Exposure Ready Condition Next exposure without...

  • Page 19: Entering Patient Data

    2. Taking an Image 2.1 Entering Patient Data Patient data can be entered from the operation unit, a magnetic card reader, or a database file. In addition, 2.1 Entering Patient Data (→ page 11) and 2.2 Selecting and Changing the Exposure Mode (→...
  • Page 20 2. Taking an Image Enter the patient’s birth date. (Optional depending on the setting) Touch the “Year,” “Month,” and “Day” frames, and enter the patient's birth date. When you touch the “Year” frame, you can select either A.D. or LOCAL CALENDAR for the year format.
  • Page 21 2. Taking an Image Change the study information as necessary. Touch [STUDY INFO.]. The study information screen appears. Touch the frame for each item to display the software keyboard, change the setting and touch [OK]. Note that if the study is ended without saving the changes, the changes will be discarded and the settings will return to the original contents.

  • Page 22: Acquiring Data From A Magnetic Card Reader (Optional Unit)

    2.1.2 Acquiring Data from a Magnetic Card Reader (optional unit) Please contact your Canon representative or distributor. 2.1.3 Acquiring Data by HIS/RIS or from a Database File Please contact your Canon representative or distributor.

  • Page 23: Selecting And Changing The Exposure Mode

    2. Taking an Image 2.2 Selecting and Changing the Exposure Mode 2.2.1 Selecting an Exposure Mode Select the sensor unit. If multiple sensor units can be used, first select a sensor unit by touching that sensor unit button. Case when exposure mode is selected automatically When AUTO-PRESS (→...
  • Page 24 2. Taking an Image When the parameter changing screen appears automatically When the parameter change screen in DISPLAYING PARAMETER CHANGE/QA SCREEN DURING EXPOSURE (→ Setup Guide) is set to [VALID], the parameter changing screen (figure below) will appear. Refer to 2.2.2 Changing Generator Parameters after Exposure Mode Selection (→...
  • Page 25 2. Taking an Image Check to make sure the system is ready for exposure. When the system is ready for exposure, the message area turns green and READY will appear in the message area. On the tray type screen, the image display area also turns green. Exposure Screen (Tray Type) Changing the Exposure Mode If you have selected the wrong exposure mode, touch the correct button again to select...

  • Page 26: Changing Generator Parameters After Exposure Mode Selection

    2. Taking an Image 2.2.2 Changing Generator Parameters after Exposure Mode Selection Display the parameter changing screen. Touch [CHANGE] on the exposure screen. Parameter Changing Screen Select the tab. Touch the tab containing the parameters to be changed. Set the parameters. Refer to Setup Guide and change the parameters.
  • Page 27 2. Taking an Image Changing the exposure parameters on the tray type screen On the tray type screen, the exposure parameters can also be changed by using They can also be changed by touching the parameter frame and entering the value from the ten key or parameter table.

  • Page 28: Taking An Image

    2. Taking an Image 2.3 Taking an Image 2.3.1 Starting Exposure NOTE: Never press the exposure button on the x-ray generator while you are performing operations from the operation unit. This may result in freezing the system, and data may be lost. NOTE: Never press the exposure button on the x-ray generator when “READY”...
  • Page 29 2. Taking an Image Check the image. The screen will return to the exposure screen and the system will enter the exposure ready condition (→ page 25). However, note that the magnified image screen, QA screen or preview image screen may be displayed depending on the settings.

  • Page 30: Cancelling The Exposure

    2. Taking an Image Preview Image Screen (→ page 35) When Preview image (→ Setup Guide) is set to [DISPLAY], the preview image screen will appear. Preview Image Screen REX check It is recommended that the REX (→ page 73) always be checked, as it may be very different from the normal value if you have performed an exposure without changing the settings of the x-ray generator after performing calibration, or when the settings of x-ray generator is wrong.

  • Page 31: Displays After Exposure

    2. Taking an Image 2.3.3 Displays after Exposure If the message QA Process Error or REX Warning appears An error window may open after exposure due to an improper x-ray dose, etc. Follow the procedure below to perform image processing or to retake the image. QA Process Error Close the window.
  • Page 32 2. Taking an Image If print setting window appears Change the print settings (→ Setup Guide). Touching changes the display. – 24 –...

  • Page 33: Operations From The Exposure Ready Condition

    2. Taking an Image 2.4 Operations from the Exposure Ready Condition 2.4.1 Operations from the Exposure Ready Condition You can perform the following operations. To continue exposure with the same patient data Touch and select a sensor unit and an exposure mode. To output images already taken and continue the exposure Touch [SEND].
  • Page 34 2. Taking an Image To refer to other images for the current patient Touch the preview image button to display the preview image screen, or touch [MULTI VIEW] to display the multi-view screen (→ page 43). Preview Image Screen (left) and Multi-View Screen (4 shots/screen) (right) To reject a bad image Touch the preview image button and touch [Reject] on the preview image screen.

  • Page 35: Selecting Image Output Destination

    2. Taking an Image 2.4.2 Selecting Image Output Destination Open the IMAGE DESTINATION window. Touch [DESTI. PREF.] on the exposure screen. [ON] or [OFF] is displayed for the devices set as the output destinations (→ Setup Guide). IMAGE DESTINATION Window When [DESTI.
  • Page 36 2. Taking an Image Trimming images When a printer is enabled in the printer setup (→ Setup Guide) but [OFF] is selected for that printer at the IMAGE DESTINATION window, the green film size frame will be displayed in the preview image screen and the image will be trimmed to that film size during output.

  • Page 37: End Study

    2. Taking an Image 2.5 END STUDY Touch [END STUDY]. Image output will start and the system will return to waiting for patient data entry status. The image output indicator (upper right) blinks green during image output. Automatic display of the IMAGE DESTINATION window Depending on the installation setup by a service engineer, the IMAGE DESTINATION window may open automatically when you touch [END STUDY].
  • Page 38 2. Taking an Image – 30 –...

  • Page 39: Output Control (Process Viewer)

    3. Output Control (Process Viewer) In the process viewer, the output status is displayed in study units, and the output destination and the order of priority can be changed. Display the process viewer. From the exposure screen, touch [SYSTEM] > [PROCESS VIEWER]. Process Viewer Screen Item Description...
  • Page 40 3. Output Control (Process Viewer) Open the CHANGE DESTINATION window. Touch [MODIFY]. [MODIFY] will not be displayed if no output destination has been set. CHANGE DESTINATION Window Set the output destination. [ON] will be displayed for devices that have been set as output destinations. Touch [ON] for devices to which the image will not be output to set these to [OFF].

  • Page 41: Viewing The Images

    Viewing the Images 4. Browsing Images (Preview Image Screen) 5. Viewing Multiple Images (Multi-View Screen) 6. Browsing Completed Studies (Study List)
  • Page 42 Notes on Viewing Images Notes on the Study List 1. When referencing local temporary storage, the list of studies stored in the specified device will be displayed. Due to the storage capacity of the device, images of studies that are not displayed in the list are automatically deleted and cannot be reproduced.

  • Page 43: Browsing Images (Preview Image Screen)

    4. Browsing Images (Preview Image Screen) 4.1 Displaying the Preview Image Screen Follow the procedure below to display the preview image screen. Number of the currently displayed image out of the total number of images Preview image buttons Preview Image Screen To display the QA mode screen automatically after the exposure From the exposure screen, touch [SYSTEM] >...

  • Page 44: Available Operations In The Preview Image Screen

    4. Browsing Images (Preview Image Screen) 4.2 Available Operations in the Preview Image Screen A green frame indicating the film size or irradiation field will be displayed. Series description → REX ( page 73) The following contents will be displayed when the printing mode has been set. →...
  • Page 45 4. Browsing Images (Preview Image Screen) Selecting an image Touch the preview image button to display the preview image screen. The preview image buttons have the following functions. Button Description The previous or the next image will be displayed. The first or the last image will be displayed. To change a series description Touch the frame to display the software keyboard and enter the series description in 63 or fewer alphanumeric characters.

  • Page 46: Selecting Image Output Destination

    4. Browsing Images (Preview Image Screen) 4.3 Selecting Image Output Destination Destination of images can provisionally be changed in a unit of study. Display the preview image screen. Preview Image Screen Open the IMAGE DESTINATION window. Touch [DESTI. PREF.]. IMAGE DESTINATION Window When [DESTI.
  • Page 47 4. Browsing Images (Preview Image Screen) Set the output destination. Touch [ON]/[OFF] and select [ON] for the device to which the image is to be output. Close the IMAGE DESTINATION window. Touch [OK]. – 39 –...

  • Page 48: Rejecting A Bad Image

    4. Browsing Images (Preview Image Screen) 4.4 Rejecting a Bad Image NOTE: The rejection reason input function may be available for certain service engineer settings. For details on operation of this function, see B. Using the Rejection Reason Input Function (→ page 135). When an image has been rejected, the output destination is limited to local temporary storage.

  • Page 49: Retaking An Image

    4. Browsing Images (Preview Image Screen) 4.5 Retaking an Image NOTE: The rejection reason input function may be available for certain service engineer settings. For details on operation of this function, see B. Using the Rejection Reason Input Function (→ page 135). If you are dissatisfied with the current image, it can be retaken using the same exposure mode.
  • Page 50 4. Browsing Images (Preview Image Screen) Retaking and rejecting images When an image is retaken multiple times in succession, all images that are retaken will be rejected, so only the last image can be output (valid image). The example below shows the flow of operation when an image is retaken twice.

  • Page 51: Viewing Multiple Images (Multi-View Screen)

    5. Viewing Multiple Images (Multi-View Screen) 5.1 Displaying the Multi-View Screen Follow the procedure below to display the multi-view screen. Select multi-format (number of images) on the multi-view screen before viewing the images. From the exposure screen, touch [SYSTEM] > [SETUP MENU] > [CUSTOMIZE DISPLAY] to display the CUSTOMIZE DISPLAY screen (→...

  • Page 52: Available Operations On The Multiview Screen

    5. Viewing Multiple Images (Multi-View Screen) 5.2 Available Operations on the Multiview Screen Printer name Output information Print information Print preview image Number of films Multi-View Screen (4 shots/screen) Display Description Printer name This displays the output printer name. Print information Film size, film orientation, multi-format layout are displayed.
  • Page 53 5. Viewing Multiple Images (Multi-View Screen) To change the output number of an image Directly touch the image whose output number is to be changed to open the window. (→ page 46) To reject a bad image Directly touch the image to be rejected to open the window. (→ page 47) To display a preview image Directly touch the image to open the window.

  • Page 54: Window Operations

    5. Viewing Multiple Images (Multi-View Screen) 5.3 Window Operations When an image on the right side of the screen is touched directly, the window will open and various operations can be performed. Output number Open the window. 5.3.1 Changing the Output Order Change the output number.

  • Page 55: Rejecting A Bad Image

    5. Viewing Multiple Images (Multi-View Screen) 5.3.2 Rejecting a Bad Image When an image has been rejected, the output destination is limited to local temporary storage. Open the window. Directly touch an image on the right side of the screen to open the window. Reject the image.

  • Page 56: Multi-Format Output

    5. Viewing Multiple Images (Multi-View Screen) 5.4 Multi-Format Output When the same multi-format is selected for successive images, multiple images can be printed on a single film. The multi-format is registered as a print setting (→ Setup Guide) in exposure mode. The method for changing this setting is described below.

  • Page 57: Choosing Multi-Format After The Exposure

    5. Viewing Multiple Images (Multi-View Screen) Display the print preview. Touch [MULTI VIEW]. The figure below shows an example in which a 14×17 portrait image has been made into a 4-image exposure using the 2x1 multi-format. On the print preview screen of this example, the images for output numbers 1 and 2 are cut off and assigned to a single film.
  • Page 58 5. Viewing Multiple Images (Multi-View Screen) Set the multi-format. Touch the multi-format button on the print setting window to open the multi-format window, and set the format. Close the print setting window. Touch [OK]. Display the print preview. Touch [MULTI VIEW]. When images cannot be printed in multi-format Images cannot be printed in multi-format in the following cases: 1.
  • Page 59 5. Viewing Multiple Images (Multi-View Screen) Multi-format when images are resent from the study list When only one image will be printed, touching [RESEND] on the CALL IMAGES screen automatically assigns images to one film and prints if the same multi-format is set for consecutive images.
  • Page 60 5. Viewing Multiple Images (Multi-View Screen) – 52 –...

  • Page 61: Browsing Completed Studies (Study List)

    6. Browsing Completed Studies (Study List) 6.1 Displaying the Study List Images stored in the CXDI can be displayed or output in the study list. Before displaying the study list, see Setup Guide and set [SINGLE] or [MULTI] for SELECT STUDY LIST.

  • Page 62: Customizing The Study List

    6. Browsing Completed Studies (Study List) 6.2 Customizing the Study List Open the COLUMN SETTING window. Touch [COLUMN SETTING]. COLUMN SETTING Window Set the display. Add the items displayed in the study list to the Used Column. Setup Procedure To add an item to the Select an item in the Unused Column and touch [Add] to study list move that item to the Used Column.
  • Page 63 6. Browsing Completed Studies (Study List) Explanation of display For the exposure mode, the body part (DICOM) set as the exposure mode for the first image contained in a study will be displayed. See the table below for Previous Trans Result, Cnt of Success Trans and Trans Result (device name). Item Description If a list in an external storage medium is...

  • Page 64: Outputting Study Images

    6. Browsing Completed Studies (Study List) 6.3 Outputting Study Images One or multiple studies can be selected. When selecting multiple studies, you can rearrange the order. When multiple studies have been selected, the study results are output in order from the top of the list.
  • Page 65 6. Browsing Completed Studies (Study List) If a message appears If the output location is different from that at exposure when the study is resent, a window opens with a message. In this window, touch [Cancel] to close the window, and then go to output location settings (→...

  • Page 66: Deleting The Image(S)

    6. Browsing Completed Studies (Study List) 6.4 Deleting the Image(s) NOTE: Once images are deleted, they cannot be restored. 6.4.1 Deleting All the Images [DELETE ALL] will be displayed only when no study has been selected. Select [DELETE ALL]. Touch [DELETE ALL]. A window will open and the confirmation message “Are you sure you want to Delete ALL?”...

  • Page 67: Reproducing The Image(S)

    6. Browsing Completed Studies (Study List) 6.5 Reproducing the Image(s) Touch the required study, and touch [CALL IMAGES]. When multiple studies have been selected, [CALL IMAGES] will not function even if touched. Preview image buttons CALL IMAGES Screen To change patient data Touch [PATIENT] to open the patient data entry screen.

  • Page 68: Resending The Image

    6. Browsing Completed Studies (Study List) To resend all the images contained in a study Touch [RESEND ALL]. (→ page 61) To return to the study list Touch [RETURN TO STUDY LIST]. 6.5.1 Resending the Image Follow the procedure below to resend the displayed image. Open the RESEND window.

  • Page 69: Resending The Study Images

    6. Browsing Completed Studies (Study List) 6.5.2 Resending the Study Images Follow the procedure below to resend all the images contained in a study. Open the RESEND ALL window. Touch [RESEND ALL]. RESEND ALL Window Select the device for sending the image. Touch [ON]/[OFF] next to the name of the destination and select [ON] for the device for sending the image.
  • Page 70 6. Browsing Completed Studies (Study List) – 62 –...

  • Page 71: Processing The Image

    Processing the Image 7. Processing the Image (QA Mode Screen)
  • Page 72 Notes on Image Processing Notes on the Edge Enhancement Process and DEP When the parameters of the edge enhancement process or DEP are set to excessively high values, artifacts may occur and the useful information in the image may be degraded. If you think the image looks as if it has been over-processed, set the parameters to lower values, or void the process.

  • Page 73: Processing The Image (Qa Mode Screen)

    7. Processing the Image (QA Mode Screen) In the CXDI series, image processing is called QA (Quality Assurance) processing, and the image can be optimized by adjusting the parameters on the QA screen. 7.1 Displaying the QA Screen You can access the QA screen in one of the following ways: QA Mode Screen To set the QA mode screen to appear automatically after the exposure From the exposure screen, select [SYSTEM] >...

  • Page 74: Operations Available On Qa Screen

    7. Processing the Image (QA Mode Screen) 7.2 Operations Available on QA Screen NOTE: After performing QA processing and touching [OK] to exit the QA screen, it may not be possible to return to parameters even after touching [RESET]. Touching at the bottom of the QA screen switches the display options at the bottom between the commands [RESET] and [OK] and the commands [OPTION], [SAVE PARAM], Frequency Processing ([Standard Frequency Processing], [MLT(F) Frequency...
  • Page 75 7. Processing the Image (QA Mode Screen) To save the changed parameters Touch [SAVE PARAM]. The edited parameters can be saved as the default for the selected exposure mode. [SAVE PARAM] is not displayed after the called image is processed from the study list. To use the image processing software To use the image processing software, touch [STD.

  • Page 76: Adjust Trim And Adjust Roi

    7. Processing the Image (QA Mode Screen) 7.3 Adjust TRIM and Adjust ROI 7.3.1 Trimming the Image Images can be trimmed manually. Selecting the POSITION tab enables fine adjustment of the position using the buttons. (→ page 81) To trim the image Set the film size.

  • Page 77: Changing The Density Adjustment Area

    7. Processing the Image (QA Mode Screen) Annotations When you change the image trimming range, annotations (fixed or free) may be out of the image. Exit the screen. Touch [OK]. 7.3.2 Changing the Density Adjustment Area The density adjustment area (→ Setup Guide) can be changed manually in gray scale adjustment mode (→...

  • Page 78: Lut

    7. Processing the Image (QA Mode Screen) 7.4 LUT The gray scale curve used to display the image is modified using the lookup table (LUT). Any changes in these parameters are immediately reflected in the displayed image. Two types of gray scale adjustments are available: auto adjustment and REX adjustment (Reached EXposure index), and the type can be selected using [AUTO ADJUST.]/[REX ADJUST.].
  • Page 79 7. Processing the Image (QA Mode Screen) When adjusting the REX If the REX is adjusted and then [AUTO ADJUST.] is selected, a window is opened with the message “Any REX value settings will be lost, OK?” To change, touch [OK].
  • Page 80 7. Processing the Image (QA Mode Screen) Set the corresponding density. Touch to select a setting from 1 to 29. The displayed value on the left is the saved value, and the value on the right is the modified value. The analysis value obtained by the Automated ROI or the Fixed ROI will be converted to a density corresponding to the setting.

  • Page 81: Rex Adjust

    7. Processing the Image (QA Mode Screen) 7.4.2 REX ADJUST. Use of the same REX (Reached EXposure index) will cause the density of the image to change with the X-ray dose, as in conventional film/screen systems. Select REX ADJUST. Touch [AUTO ADJUST.]/[REX ADJUST.] and select [REX ADJUST.]. Select the characteristic gray scale curve.
  • Page 82 7. Processing the Image (QA Mode Screen) Table 7.4.2: Gray scale Curves and Their Characteristics Name Features The low density area can be seen almost the same as in BONE BONE #2 #1. However, soft tissue in a high density area can be observed more clearly.
  • Page 83 7. Processing the Image (QA Mode Screen) Density When REX is adjusted, the LUT graph shifts in the pixel value direction (right figure). Pixel DOWN UP An enlarged graph is shown below. Value Extracted analysis Density Gray scale curve value position Analysis value = 1220 Low X-ray dose High X-ray dose...

  • Page 84: Edge Enhance

    7. Processing the Image (QA Mode Screen) 7.5 EDGE ENHANCE. NOTE: When parameters are set to excessively high values, artifacts may be generated or effective image information may be degraded. If you think the image looks as if it has been over-processed, set the parameters to lower values, or void the process.

  • Page 85: Dep (Display Enhancement Processing)

    7. Processing the Image (QA Mode Screen) 7.6 DEP (Display Enhancement Processing) NOTE: When parameters are set to excessively high values, artifacts may be generated or effective image information may be degraded. If you think the image looks as if it has been over-processed, set the parameters to lower values, or void the process.
  • Page 86 7. Processing the Image (QA Mode Screen) Suppose the analyzed value is 0.30. If the setting is +1, the DEP will be 0.25. If the setting is -1, it will be 0.35. If the analyzed value is 1.00, it is the same as if the DEP had not been performed. The effect is limited to the 0 to 1 range.
  • Page 87 7. Processing the Image (QA Mode Screen) Set the low density effect. Touch to select a setting from +10 to -10. Although large values will improve the visibility of low density regions of the image, the use of too large a value may result in an increase of the graininess of the image. The value on the left is the value analyzed automatically (DEP analysis value).
  • Page 88 7. Processing the Image (QA Mode Screen) Starting level of low density Distribution As shown at the right, a smaller starting frequency level for low density results in a narrower effect range (shaded part). Efficacy range Pixel value Starting level high Distribution frequency Efficacy range...

  • Page 89: Position

    7. Processing the Image (QA Mode Screen) 7.7 POSITION You can trim the image and perform geometric transformations here. Mark list window Orientation button POSITION Screen 7.7.1 Changing the Trim Select the option to be adjusted. Touch [ADJUST TRIM/ADJUST ROI] to select the range. Set the range.

  • Page 90: Change Laterality Information

    7. Processing the Image (QA Mode Screen) Set the orientation. Touch the orientation button to open the orientation window and make the setting. Display/Button Description Indicates the orientation of the image using when viewing a patient facing the CXDI from the x-ray generator side.

  • Page 91: Annotation

    7. Processing the Image (QA Mode Screen) 7.8 ANNOTATION Enter annotations. See Setup Guide for details about the settings. 7.8.1 Fixed Annotation Text can be added to any selected location on the image. ANNOTATION Screen (when free annotation is activated) Open the DETAIL SETUP window.
  • Page 92 7. Processing the Image (QA Mode Screen) Enter annotation settings. Set Position and Justification for the annotation. When the display position of the enabled link annotation is changed, the right and left sides are automatically switched. Link Setting and annotation If the Link Setting has been set to [ENABLE], link annotations will not be reflected even if you touch [SAVE PARAM] after changing the position or justification.

  • Page 93: Free Annotations

    7. Processing the Image (QA Mode Screen) 7.8.2 Free Annotations 7.8.2.1 Adding free annotations You can add arrows and text at optional positions in the image. Open the FREE ANNOTATION window. Touch [FREE ANNOTATION]. List FREE ANNOTATION Window Software keyboard display When “Automatic display of keyboard”...
  • Page 94 7. Processing the Image (QA Mode Screen) Add an arrow. Touch [ADD ARROW] to open the ADD ARROW window, and then touch two points on the image (start point and end point). A red arrow will be displayed. ADD ARROW Window Adjust the arrow.
  • Page 95 7. Processing the Image (QA Mode Screen) Adjust the text. Adjust the position, text, and font. Display Operation POSITION Touch , or to move the text. Touch the inside of the text field to input text from the software keyboard. When selecting text from the list, touch to open the TEXT window, and then select.

  • Page 96: Modifying Free Annotations

    7. Processing the Image (QA Mode Screen) When a free annotation has gone out of the image When a free annotation has gone out of an image due to trimming, rotating or flipping the image, or when an arrow or text extends out of the image when inputting a free annotation, >>>...
  • Page 97 7. Processing the Image (QA Mode Screen) Change the settings. To change the arrow, see step 3 under 7.8.2.1 Adding free annotations (→ page 85), and to change the text, see step 6 under 7.8.2.1 Adding free annotations (→ page 85). –...

  • Page 98: Correct Proc

    7. Processing the Image (QA Mode Screen) 7.9 CORRECT PROC. In this screen, the dosage-dependent sharpness of the image can be set, the stripes caused by the fixed grid can be decreased, and the collimation mask can be set. CORRECT PROC. Screen 7.9.1 Setting the Dosage-Dependent Sharpness Adjustment Enable the dosage-dependent sharpness.

  • Page 99: Setting Suppress Grid Processing

    7. Processing the Image (QA Mode Screen) 7.9.2 Setting SUPPRESS GRID Processing You can use the SUPPRESS GRID function to decrease the stripes on the image caused by using fixed grid. For details on the SUPPRESS GRID function, see Setup Guide. 7.9.3 Setting COLLIMATION MASK Processing Function NOTE: Advance setting by a service engineer is required to use the COLLIMATION...

  • Page 100: Magnified Image Screen

    7. Processing the Image (QA Mode Screen) 7.10 Magnified Image Screen This displays a magnified image. Magnified Image Screen Display a magnified image. Touch [MAG.] or [QA-MAG.]. Button Description The image is displayed after LUT processing is [MAG.] completed. The image is displayed after all image processing is [QA-MAG.] completed.

  • Page 101: Setting Image Compression

    7. Processing the Image (QA Mode Screen) 7.11 Option NOTE: Advance setting by a service engineer is required to use the JPEG SETUP. Image compression can be set and the gamma can be adjusted. Touch [OPTION] to open the option window. If [OPTION] is not displayed, touch so that the button is displayed.
  • Page 102 7. Processing the Image (QA Mode Screen) Enter the gamma value. Touch the inside of the frame in the preview image (image displayed in the preview image screen or QA screen) or magnified image (image displayed in the magnify image screen) to display the numeric input keys, and then enter the gamma value in a range from 1.00 to 2.50.

  • Page 103: Cxdi Adjustment

    CXDI Adjustment 8. Calibration 9. Self test...
  • Page 104 Notes on CXDI Adjustment Before Calibration 1. The temperature in the room when performing calibration must be the same as during an ordinary exposure. Otherwise, you will not be able to obtain a uniform image. 2. Wait for the sensor unit to stabilize before calibrating the instrument (approximately 30 minutes after turning ON the power).

  • Page 105: Calibration

    8. Calibration Calibration is used to adjust the X-ray sensitivity of the sensor unit. Perform calibration in the following cases. 1. When a warning message is displayed 2. When the exposure conditions are changed significantly 3. When the density of the image does not appear as desired 8.1 Setting the Parameters Display the calibration screen.
  • Page 106 8. Calibration Select the sensor unit. If multiple sensor units can be used, first select a sensor unit by touching that sensor unit button. Remove the grid unit. If a sensor unit with removable grid unit is selected in step 2, remove the grid unit. If [START] is touched while the grid unit is attached, it will display an error, and calibration will not be performed.

  • Page 107: Performing Calibration

    8. Calibration 8.2 Performing Calibration Start the calibration. After setting the parameters on the calibration screen, touch [START]. The unit is ready to perform an x-ray exposure. Preparing for Exposure Screen Press the exposure button. Press the exposure button on the x-ray generator. Data processing starts. If data processing succeeds and two or more exposures are set, it is possible to proceed with the next exposure.
  • Page 108 8. Calibration When data processing results in an error A window is opened, and an error message is displayed. After checking the error details, touch [OK] to close the window. Touch [EXIT] to cancel calibration, or [RETAKE] to perform calibration again. When the grid stripes have been detected in the course of the calibration of the CXDI-40G COMPACT A window is opened, and an error message is displayed.
  • Page 109 8. Calibration After the calibration, result will appear. When calibration is successfully completed, the message “Calibration has succeeded.” is displayed. Touch [CHECK] to return to the initial screen. Calibration Successful When calibration has failed A window is opened, and an error message is displayed. After checking the error details, touch [OK] to close the window.
  • Page 110 8. Calibration – 102 –...

  • Page 111: Self Test

    9. Self test This procedure checks the image data transfer path of the CXDI system and individual sensor performance within the sensor unit. 9.1 Self test using a sensor unit with a removable grid unit This displays the Self Test Screen. From the exposure screen, touch [SYSTEM] >...
  • Page 112 9. Self test Start the self test. Touch [TEST START]. The exposure parameters for the last calibration are displayed. Set the exposure parameters of the x-ray generator to match the displayed parameters. Ready State Press the exposure button. Press the exposure button on the x-ray generator. The self test is started. The self test consists of five parts from TEST1 to TEST5.
  • Page 113 A window opens, and an error code is displayed. After recording the error code, touch [OK] to close the window. Make a note of the error code and contact a Canon representative or distributor. Return to the menu screen. Touch [EXIT].

  • Page 114: Self Test Using The Sensor Unit With A Grid Unit Which Cannot Be Removed (Cxdi-40G Compact)

    9. Self test 9.2 Self test using the sensor unit with a grid unit which cannot be removed (CXDI-40G COMPACT) Take the following steps for the self test using the CXDI-40G COMPACT. Steps which are not described here are the same as for a sensor unit with a removable grid unit. Refer to the steps described in 9.1 Self test using a sensor unit with a removable grid unit (see page 103).
  • Page 115 9. Self test When the exposure parameters are to be changed When the exposure parameters are to be changed, touch [EXP. COND.]. The Exposure Parameter Screen is displayed. Set the optimum parameters. Exposure Parameter Screen Press the exposure button. Return to the menu screen. –...
  • Page 116 9. Self test – 108 –...

  • Page 117: Troubleshooting

    Troubleshooting 10. Before Calling a Service Engineer 11. Questions and Answers...
  • Page 118 Troubleshooting Notes Remedies 1. If an error continues to occur despite performing the remedies described here, please contact a Canon representative or distributor. Before making your inquiry, be sure to make a note of the type of error that occurred, its number and details, and then explain the situation in as much detail as possible.

  • Page 119: Before Calling A Service Engineer

    10. Before Calling a Service Engineer If a problem occurs, an error window is displayed or [ERR] is displayed in the bottom right message area. The error type and details are displayed in the error window as shown below. Use the information shown in the tables on the following pages to take the appropriate measure.

  • Page 120: Fatal Error

    Requested I/O pending error system will automatically shut down. -104 Failed to access the device. When these errors occur, note the error code and contact a Canon representative or CXDCAP.INI Open Error distributor. -105 Install CXDCAP.INI file. Capture Board SelfCheck Error -106 Detected Capture Board Error.

  • Page 121: Alert

    Preview-screen and also in the high-resolution monitor or by using [MAG.] or [QA-MAG.] in the QA screen. Also, turn the power box off and on again to Note the error code and contact a Canon restart the CXDI. representative or distributor.

  • Page 122: Error

    CXDI. Sequence Error. Call a service engineer. Sensor Unit: Control Error When these errors occur, note the error code -122 and contact a Canon representative or Detected Control Error. Call a service engineer. distributor. Sensor Unit: PLD Error -123 Detected PLD Error.
  • Page 123 X-ray monitor in sensor unit failed to detect the beginning of irradiation. Capture Board: Data Transmit Error When these errors occur, note the error code -136 and contact a Canon representative or Failed to transmit the data. Call a service engineer. distributor. Capture Board: Control Line Error -137 Control line error has occurred in capture board.
  • Page 124 Calibration Error -304 • Touch [OK] to close the window and repeat Invalid Data. Or collimator is used. the exposure. • Please contact Canon if the irradiation field Calibration Error aperture is not being used. -305 Collimator may be used.
  • Page 125 CXDI. Internal Storage Error When these errors occur, note the error code and contact a Canon representative or -518 Exposed image cannot be stored, because the capacity of internal storage distributor. memory is insufficient.
  • Page 126 Check the cable connections. Sensor Unit: Detect Error If the cause cannot be found, note the error -5101 code and contact a Canon representative or Check the sensor unit cable connection. If you want to recover the system, shut distributor. it down.

  • Page 127: Warning

    SMART Error When these errors occur, note the error code An error is detected in HDD. and contact a Canon representative or It's possible that the HDD(1 or 2) will break down and the data will be lost. Call distributor.
  • Page 128 CXDI. Internal Storage Error When these errors occur, note the error code -516 and contact a Canon representative or Selected directory for storage does not exist, or attribution is incorrect. distributor. Internal Storage Error Touch [RETRY] after the green mark...
  • Page 129 Selected directory for reject list does not exist, or attribution is incorrect. Reject When these errors occur, note the error code info cannot be saved on the file. and contact a Canon representative or distributor. Reject Info Output Error -537 The file format for reject list includes incorrect strings.

  • Page 130: Attention

    10. Before Calling a Service Engineer 10.5 Attention Error Error Message (Upper box: Error type Remedy Code Lower box: Error description) DICOM Response Warning -506 Although transfer finished properly, receiving device reported a warning in DICOM response. Check receiving device. Touch [OK] to close the window and check the settings of output destination.

  • Page 131: Questions And Answers

    The exposure screen does not appear on the touchscreen. Q1-1 Reset the system according to the display on the touchscreen. Contact a Canon representative or distributor if the problem cannot be resolved even after resetting the system several times. A1-1 When the Microsoft Windows XP Professional screen is displayed •...

  • Page 132: Entering/Changing Data

    11. Questions and Answers 11.2 Entering/Changing Data There are exposure parameters that are not displayed on the exposure screen. Q2-1 You can select the exposure parameters to be displayed from the SYSTEM SETUP screen (→ Setup A2-1 Guide). Parameters set to off are not displayed. Do you have to enter all the data on a patient? Q2-2 An error occurs if any of the required fields (→...

  • Page 133: Settings

    11. Questions and Answers 11.3 Settings A new exposure mode button cannot be made. Q3-1 To create a new exposure method, copy the exposure method used before and then edit it. (→ Setup A3-1 Guide) This eliminates the need to enter the parameters from the beginning. What is a bucky msec? Q3-2 It is a measure of the time for linking the movable grid with the X-ray irradiation.

  • Page 134: Exposure

    11. Questions and Answers 11.4 Exposure The message QA Process Error has appeared. Q4-1 There are several causes. Typical examples and remedies are shown below: A4-1 • You have pressed the wrong exposure mode button. Select the correct exposure mode. •...

  • Page 135: Image Output

    11. Questions and Answers 11.5 Image Output The image cannot be output to the printer, etc. Q5-1 In some cases, it is difficult to determine the cause. Check the following items: 1. Check the image output status in the Process Viewer. It takes time when there are many images waiting to be output.
  • Page 136 11. Questions and Answers – 128 –...

  • Page 137: Appendix

    Appendix A. Logging in (User Authentication Function) B. Using the Rejection Reason Input Function C. Using the Sensor Unit Attach/Detach Function D. Turning the Power of the Power Box On/Off...
  • Page 138 Notes on Setting the User Authentication Function Note on User Authentication Function 1. Advance setting by a service engineer is required to use the user authentication function. 2. Only logged in users can use the CXDI when the user authentication function is set. A user name and password are required to log in to the CXDI when the user authentication function is set.

  • Page 139: Logging In (User Authentication Function)

    A. Logging in (User Authentication Function) A.1 User Authentication Function Advance setting by a service engineer is required to use the user authentication function. When this function is set, the login screen is displayed, and the exposure screen will not be displayed unless the correct user name and password are entered.

  • Page 140: Login

    A. Logging in (User Authentication Function) A.2 Login Enter the user name and password registered to the CXDI to log in. Display the User Name Input screen. Touch the box for the User Name in the login screen. User Name Input Screen Enter the user name Enter the user name, then touch [OK].
  • Page 141 A. Logging in (User Authentication Function) Logout button display After logging in, a logout button is displayed at the bottom left of the exposure screen. The logout button displays the currently logged in user name. Logout Button – 133 –...

  • Page 142: Logout

    A. Logging in (User Authentication Function) A.3 Logout Logout can be executed by two methods: touching the logout button, or automatically logging out using a timer (Auto Logout). A.3.1 Performing Manual Logout Touch the logout button in the exposure screen. A window will open and the confirmation message “Are you sure you want to log out?”...

  • Page 143: Using The Rejection Reason Input Function

    CSV format file output Information other than the rejection reason can be output to a CSV format file if the setup has been performed by the service engineer. For details, please contact a Canon representative or distributer. – 135 –...

  • Page 144: Operations During Study

    B. Using the Rejection Reason Input Function B.2 Operations during Study B.2.1 Rejecting an Image During a Study During a study, the image is rejected in the preview image screen or multiview screen. Display the preview image screen. Touch a preview image button on the exposure screen. The image can be displayed immediately after exposure for certain settings.

  • Page 145: Entering The Rejection Reason During Retake

    B. Using the Rejection Reason Input Function Select or enter the rejection reason. Select the rejection reason from the Reject Reason List. If the reason you want to enter is not found in the Reject Reason List, touch the Reject Reason input box to display the keyboard, and then enter the reason.
  • Page 146 B. Using the Rejection Reason Input Function Select [RETAKE]. Touch [RETAKE]. A window will open and the confirmation message “The original image will be ‘rejected’. Do you want to retake the image?” will be displayed. (This message may not appear depending on the setup performed by the service engineer.) Touch [OK] to retake the image.

  • Page 147: Changing The Rejection Reason During A Study

    B. Using the Rejection Reason Input Function B.2.3 Changing the Rejection Reason During a Study The rejection reason can be changed in the preview image screen or multiview screen. Display the preview image screen. Touch a preview image button on the exposure screen. The image can be displayed immediately after exposure for certain settings.

  • Page 148: Cancelling A Rejected Image During A Study

    B. Using the Rejection Reason Input Function Select or enter the rejection reason. Select the rejection reason from the Reject Reason List. If the reason you want to enter is not found in the Reject Reason List, touch the Reject Reason input box to display the keyboard, and then enter the reason.
  • Page 149 B. Using the Rejection Reason Input Function The process selection dialog box is displayed. Touch [Reject]. When the multiview screen is displayed, directly touch the image to open the window, and then touch [Reject]. Process Selection Dialog Box Cancel the rejection. Touch [VALIDATE IMAGE].

  • Page 150: Operations After A Study Is Completed

    B. Using the Rejection Reason Input Function B.3 Operations after a Study is Completed NOTE: Changes in the CALL IMAGES screen are not saved. Therefore, to save the changes, resend the image using image RESEND or study RESEND ALL. B.3.1 Cancelling a Rejected Image and Outputting Again This describes how to play back an image from the study list, cancel the rejection, and then resend the image.
  • Page 151 B. Using the Rejection Reason Input Function Display the image whose rejection you want to cancel. Touch a preview image button. When displaying from the multiview screen, touch [MULTI VIEW]. Display the process selection dialog box. Touch [Reject]. When the multiview screen is displayed, directly touch the image to open the window, and then touch [Reject].

  • Page 152: Rejecting An Image And Outputting Again

    B. Using the Rejection Reason Input Function B.3.2 Rejecting an Image and Outputting Again This describes how to play back images from the study image list, set them to reject images, and output them again. In this operation, rejected images can be output to temporary internal storage only.
  • Page 153 B. Using the Rejection Reason Input Function Display the rejection reason input window. Touch [Reject]. When the multiview screen is displayed, directly touch the image to open the window, and then touch [Reject]. Rejection Reason Input Window Select or enter the rejection reason. Select the rejection reason from the Reject Reason List.

  • Page 154: Changing The Rejection Reason And Outputting Again

    B. Using the Rejection Reason Input Function B.3.3 Changing the Rejection Reason and Outputting Again NOTE: The rejected image is output only temporarily to local temporary storage. Therefore, after changing the rejection reason, be sure to select local temporary storage as the output destination. Display the study list.
  • Page 155 B. Using the Rejection Reason Input Function Display the process selection dialog box. Touch [Reject]. When the multiview screen is displayed, directly touch the image to open the window, and then touch [Reject]. Process Selection Dialog Box Display the rejection reason input window. Touch [CHANGE REJECT REASON].
  • Page 156 B. Using the Rejection Reason Input Function – 148 –...

  • Page 157: Using The Sensor Unit Attach/Detach Function

    C. Using the Sensor Unit Attach/Detach Function NOTE: This function can be used only with sensor units equipped with an attach/ detach function. Be sure to also refer to the user’s manuals for both the sensor unit and power box on the use of this function. The procedure below is an example of operations when using the category type exposure screen.

  • Page 158: Detaching The Sensor Unit

    C. Using the Sensor Unit Attach/Detach Function C.2 Detaching the Sensor Unit Display the exposure screen. Turn off the power of the power box. Power off will be automatically detected and a disconnection dialog box will be displayed. Remove the connector. Disconnect the sensor cable relay connector of the sensor unit.
  • Page 159 C. Using the Sensor Unit Attach/Detach Function Complete detaching the sensor unit. Touch [OK] on the dialog box. The sensor unit icon will change to indicate the sensor unit is not connected. – 151 –...

  • Page 160: Connecting A Detached Sensor Unit

    C. Using the Sensor Unit Attach/Detach Function C.3 Connecting a Detached Sensor Unit Display the exposure screen. Connect the detached sensor unit. Connect the sensor cable relay connector of the sensor unit. Turn on the power of the power box. Power on is automatically detected and a connection dialog box is displayed.
  • Page 161 C. Using the Sensor Unit Attach/Detach Function If connecting an unregistered sensor unit The message “Sensor Unregistered Error” is displayed if a sensor unit having serial number that has not already been registered is connected. After confirmation, touch [OK] to close the window and connect a sensor unit having a registered serial number. Complete connecting the sensor unit.
  • Page 162 C. Using the Sensor Unit Attach/Detach Function – 154 –...

  • Page 163: Turning The Power Of The Power Box On/Off

    D. Turning the Power of the Power Box On/Off NOTE: This operation is only available with the sensor unit which has a direct Ethernet connection to a PC. Be sure to refer to the user’s manuals for both the sensor unit and the power box.

  • Page 164: Turning The Power Of The Power Box On/Off

    D. Turning the Power of the Power Box On/Off D.2 Turning the Power of the Power Box On/Off Display the exposure screen. Turn off the power of the power box. Power off is automatically detected and a disconnection dialog box is displayed. –...
  • Page 165 D. Turning the Power of the Power Box On/Off Close the disconnection dialog box. Touch [OK]. The sensor unit icon will change to indicate the sensor unit is not connected. With a mobile system, power consumption can be reduced by putting the system in this state while it is being moved.
  • Page 166 D. Turning the Power of the Power Box On/Off Close the connection dialog box. Touch [OK]. The exposure screen will be displayed. – 158 –...

  • Page 167: Index

    Index A.D. Accession No. ADJUST ROI ADJUST TRIM LOCAL CALENDER LOCAL TEMP STORAGE ALPHA Login ANNOTATION Logout AUTO ADJUST. Auto Logout AUTO-PRESS Magnetic card reader Birth Date 21, 92 Magnified image screen Brightness Marker 4, 98 bucky time Memo Message area MULTI VIEW 49, 50 Calibration...
  • Page 168 Index 23, 25, 36, 41, 42 RETAKE 22, 36, 70 REX ADJUST. 8, 14 18, 67 SAVE PARAM Self test SHUTDOWN 4, 14 Study description STUDY INFO. Study List Timeout for warning Transfer 4, 9 Tray type Screen User Authentication Function View Welcome Message Window Year...
  • Page 170 30-2, Shimomaruko 3-chome, Ohta-ku, Tokyo, Japan Telephone: (81)-3-3758-2111 CANON U.S.A., INC. CANON MEDICAL SYSTEMS 15955 Alton Parkway, Irvine, CA 92618-3616, U.S.A. Telephone: (1)-949-753-4160 CANON EUROPA N.V. Medical Products Division Bovenkerkerweg 59-61, 1185 XB Amstelveen, The Netherlands Telephone: (31)-20-545-8926 PUB. L-IE-4135I (Ver.7.2) 0509P0.001 Printed in Japan...

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