Kowa VK-2 manual

High Performance Digital Imaging System VK-2 User’s Guide Ver2.15 (VK23 E for Wi ndo wsXP) 031223 Ver215[...]

2 CONTENTS Preliminar y Docume ntation 1.Intro duction 2.Staring a nd Exiting VK-2 3.Basic oper ation 4.Operation of Command Toolbar Function < Operati on of Button > 4-1.Com mand Toolb ar 4-2.I nput Data 4-2-1.I D Type 4-2-2.N ame Type 4-3.Search ID 4-3-1.I D Type 4-3-2.N ame Type 4-4.Prev ious Image and Next Image 4-5.M ultiple Image 4-5-1.[...]

3 4-32.Print o ut at White Mas k 4-33.Show the date list 4-34.Ste reo assist 4-35.Link to Perimeter 5.Image P rocessin g < Image Processing Toolb ar > 5-1.Sha rpen Im age 5-2.Gam ma Process 5-3.Enha nce Im age 5-4.Co ntrast 5-5.Brightn ess 5-6.Anal ysis of RGB color 5-7.Ne gative Im age 5-8.Flip Im age 5-9.Zoom Im age 5-10.Measure Length 5-11[...]

4 8.Archiving Dat a 8-1.Archiv ing to a removable med ia 8-2.Chec k the settin g(CD-R,RW ) 8-3.Form at Blank CD-R 8-4.Star t Archive 8-5.Ejec t CD-R 8-6.Delete Archive d Image from Hard Di sk (cf. Delete Im age and Database at a time) 8-7.Read Image data from Arc hived Media 8-8.Co py Archive Me dia 9.System Settin g[...]

1 Preliminary Documentation The information in this document is subject to change without notice. Kowa Com pany, Ltd assum es no res ponsibi lity for a ny errors in thi s docume nt or the softwa re desc ribed i n this document. Kowa Company, Ltd also assumes no respo nsibility for any troubles including data damage caused by hardware accident, disk[...]

2 2.Starting and Exiting VK-2 1. Turn on your PC to aut omatically launch VK -2. The Sta rt-Up dialog window appears. Then the VK-2 application windo ws are displayed. 2. To close the application, click the Exit button. 3. Double-click the icon “VK-2” on the deskto p to start the application . Start Up Dia log Disk Fre e Space VK-2 Application [...]

3 3.Basi c Operat ion. FUNDUS CAMERA SLIT LAMP 1.From the video input select too lbar, 1. From the video input select toolbar, Click on button #. Click on button #. 2.From the comm and toolbar, 2. From the command toolbar, Click the Input Dat a button. Click the In put Data button. 3. The Patient Dialog window appears 3. The Patient Dialog window a[...]

4 4.Operation of Com mand Toolbar Function 4-1.Command Toolbar Shown here is t he Command Toolbar. Details on the operation of each functio n is shown on the following pages. Input Data : Open th e dialog window to input Patient ID, Name, Sex, Birth-date and Doc tor. Search ID : Open the dial og window to search a p atient’s im ages by Patient ID[...]

5 4-2. Input Data 4-2-1. <ID TYPE > 1. Click the INPUT DATA button to enter patient information. The pa tient inform ation di alog wi ndow f or ID appears. 2.Input the Patient ID number by clicking the figures on the display or by typing on the keyboard. Patient ID may consist of a combination of numbers, letters and symbols. For example: 108[...]

6 4-3.Search ID 4-3-1. <ID TYPE> 1. Click the SEARCH ID button to search images from the database. 2. Enter the Patient ID and click Ok. A li st of sessions associated with the Patient ID is d isplayed. 4-3-2. <NAME TYPE> 1. Click the SEARCH ID button to search images from t he database. 2. Enter the Patient Name or Patient ID, and clic[...]

7 4-4.Previous Image and Next Image 1. Click the PREV button t o display the image previous to the current image. 2. Click the NEXT button to display the image following the current image. Current image Total numbe r of images for the patient Patient name Captured date and time Patient Id Enlarged view of the window b ar. To hide patient text infor[...]

8 4-5.Multiple Image Select the MULTI button to change the display from on e image to up to16 images from a patient’s file. To change the display from one image to sixteen images: 1. Clic k the MULTI but ton. 2. Click PREV or NEXT button to view other images in the file. 3. Double-click on any image to return the display to a single image. To dis[...]

9 4-5-1. 36 multiple image Checked the mark in “multiple-display 36 image”, the number of the multiple image change from 16 to 36. In Menu [Setting]>>[Option Setting] Check the C licking [NEGA] b utton in Im age Process Bar, Multiple image is changed to B/W im age. 4-5-2. Make the quality of thumbnail im age better Checked the mark in “[...]

10 4-6.Frame Siz e The frame size button allows you to increase or reduce your view of the image. To change the frame size, click on the frame size button. For an image from a digital camera, the view changes from fit-to-screen to actual size. To scroll the image, do one of the following: · Use the scroll bars to view po rtions of the image that d[...]

11 4-8.Edit D ata The Edit Data button allows you to view and change patient i nformation. Click Edit Data to displ ay Patie nt Inform ation di alog win dow. When you only change Diagnosis or Doctor, the below message appears. Note: “Original ID” entered in t he P atient Dialo g before capturing cannot be changed permanently. Enter informat ion[...]

12 4-9.Advanc ed Search List 4-9-1. Advanced Search ID List The ID list allows you to perform a search for patient records by using patient ID and name, or by date. The Database List dialog window displays a list of all patient records sorted by ID number. To open the database: 1. Click the Open List button from the Command toolbar. Database List d[...]

13 1. 2. 4-9-1. A dvanced Searc h Name List [Name TYPE] Rese t to complete pat ient ID list Search from Patie nt Id and Name (Only beginning characters) Display list of sessi ons taken on the current day • Ent er Patient Id or name to display A list of images. • Click Start Search button, • Or click on Today button t o show all images capture[...]

14 4-9-4. D iagnoses in Database L ist In menu, [Setting ]>>[Option Setting] If checked mark in “Show all diagnoses in Database List”, all diagnoses you edited would be shown in the database list, though the opening list speed becomes slow. Not checked, the common diagnosis edited in all images is shown.[...]

15 4-10.Captu re Image The Capture button can be used instead of the foot-switch to freeze and resu me the live video. Capture bu tton is “out” when a live patient video is displayed in the capture window. The button is “pushed” in when the capture window i s displaying an image from memory or a frozen live image. 4-11.Sa ve Image Click Sav[...]

16 Operation of Menu Functions The following functions are located from a pull-down list in the menu bar. 4-13.Select Print Out The Select Print Out co mmand allows you to print a selected set of images from the multiple image display . Important: the prin ter settings must be set to “bi-directional support” and the “time-out” to maximum ti[...]

17 4-15.De lete Image of the same ID To delete a series of image of the same ID at a time, click the Open List button from the Command toolbar. Select the record to delete on the left click. (With pushing “Ctrl” key on the left click, you can select several records) After select records, push “Delete” key. Th e message appears and input the[...]

18 4-17.Cop y Image to Othe r Media 1.Copy to the floppy disk . View the image to copy, and Choose [File]>[Copy Image to Floppy]. Th e image data is copied to a floppy disk in a Jpeg file format of: Id number+Serial number.jpg 2.Copy Sele cted Im ages to Fol der 1. Chose from the menu [Setting]>[Set Right Click Mod e]>[Select Copy]. 2.Use [...]

19 4-20.Open fr om Archived Media VK-2 supports to read the image data from the Archived Media that other VK-2 system captured . Insert the Archived Media into the appropriate drive before you begin your search . 1. Choos e [Fil e] > [Ope n from Ar chived M edia], Or Click [Open Arc hived Media] on Advanced Search List. 2. Double Click the Patie[...]

20 4-24.Show Square (2 images) When displaying two images side by side, the Show Square function lets you crop the righ t and left side from each image to provide a better view for compariso n. 1. Display two i mages of interest in the w indow (see Multip le Image section ). 2. Choose [View] > [Show Squ are (2 images)]. Check mark appears to sho[...]

21 4-27. Cho ose Input Data T ype • Choose [Setting]>[Option Setting ] from menu. Check mark on [List Æ Nam e Mode], Name Type. List Name orders list. Take off mark on [Lis t Æ Name Mo de], ID Type . Patien t ID orders list. 4-28. Set display mode afte r searching • Choose [Setting]>[Option Setting ] from menu. Check mark on [Search Æ [...]

22 4-30.Send Image by E-Mail You can send selected image by E-Mail[Outlook Express] quickly and easily. To use t his f unction, need to s et up Outlook E xpres s befo rehand (R efer to the Wi ndows M anual). 1. Use the Multi button to view multiple images (see Multiple Image section). 2. Choose [Fil e]>[Send Selected Image be <E-Mail>]. 3.[...]

23 4-31.Dr ag image Drag one image on the multiple 16 image m ode and move mouse while holding down left button, and drop to other application, folder , Floppy disk, or other removable media. You can copy one image to other media easily. Drag a nd copy to Floppy disk . If the image format is Delta format, the image would be automatically changed to[...]

24 4-33.Show the date list You can ex port the pat ient list of the spec ified date as tex t file. Choose [Database]>[Show print list each day]. Select the date you want to get, and click OK, the date list including patient information would be shown as text file. So you can print out, and if the array is disorder, you can save this file to the [...]

25 4-35.Lin k to Perime ter As one of the options of our Imaging system, you install the Perimeter application “FT8” AP-5000C, and you can startup and call the Perimeter application from VK2 application. In Menu [File]>>[Startup AP5000C] is active after instal ling application “FT8” AP-5000C. From FT8 application, each results after m[...]

26 5.Image Proces sing VK-2 offers a variety of too ls for helping y ou analyze and ed it your images. You access these too ls though the Image Pro cessing toolbar or th rough the menu in the capture wi ndow. Image Processing Toolbar Most of the tools you need are located on the Image Processing toolbar for easy access. To display the toolbar, clic[...]

27 5-3.Enhanc e Image Use the Enhance button to better visua lize subtle gray level changes in the i mage. 1. Click Enhanc. The Enhance window appears. 2. Do one of the following : • Slide the bar to set the window levels. Click Ok. • Click on a desired point in the image to automatically adjust the tonal range based on that point. Slide the ba[...]

28 5-4.Contras t When working with an image that is dark or has poor contrast click the Contst button to automatica lly adjust the contrast. 5-5.Br ightness To change the brightness of an image: 1. Click on the Bright button. The Bright dialog box appears. 2. Move the mouse over the image to display the gray level at that point in the image. 3. Do [...]

29 5-10.Me asure Length To measure the relative length between two points: 1. Click the Length button. The Length dialog box appears. 2. Click on one endpoint of a segment of interest, and move mouse while holding down left button. The length of the segment is displayed in the dialog window in the Length box. To measure another segment, click on tw[...]

30 5-11-1.A rea metho d To measure the cup-to-disk rati o: 1. Click the Cup tool. The Cup Area dialog box appears 2. Move the mouse around the cup area, clicking 12 points to define the edge. The area of the cup is displayed. Maximum points are 12 points. By clicking [End] button, you can select less than 12. 3. Move the mouse around the disk area,[...]

31 5-12.Me asure Angle To measure an angle in a region of interest: 1. Click on the Angle button. The Angle dialog window appears. 2. Define an angle by clicking on three points in the image. The angle value appears in the dialog box. 3. Click the End button w hen finished. The v alue is automatically displayed o n the image. 5-13.Lo op You can use[...]

32 5-16.Re ference(Te mplate) I mage You can compare a patient image with a reference image you’ve saved. VK-2 allows you to store up to 64(multip ly 8 by 8 items) r eference i mages. To display the reference image for compa rison: 1. Display patient image. 2. Click Temp button. Reference image is displayed beside patien t image. 3. Double click [...]

33 Image Processing Menu Functions 5-17.Merge and Subtract You can merge two images together, and then subtract one image from another using the merge function. VK-2 will align and merge two images based on reference points you’ve chosen. 1. Display two image and choose from the menu Image Proc > Merge. 2. Click two points on the left image. ([...]

34 5-18.Noi se Reduction The Median or Average filter allows you to reduce the noise in the image. You can apply a Median filter by choosing from the menu [Image Proc] > [Noise Reduction] > [Median] You can also apply an Average filter by choosing from the menu [Image Proc] > [Noise Redu ction] > [Average] 5-19.PDT F unction You can sel[...]

35 Image Processing Mouse F unctions 5-20. Enh ance part of the image Double c lick in an ar ea of intere st on the imag e. A section of the image is enhanced. 5-21.An alisys of gray level You can view the change in gray level along a horizontal line across the image. Gray levels range from black to white, with black being the top values on the gra[...]

36 5-23.Auto E nhance (Multiple Display) After showing multiple images on display, Push <F12> key. The image would be adjusted to proper contrast. The message “Auto-Enhance ON [slow to view]” appears on the taskbar. When this auto-enhance function is on, the processing speed would become slow. Before capturing image, Push <F12> key [...]

37 Special Function s 5-25.Ste reo Viewer The stereo viewer button would appear only when the patient data has the stereo image. (How to get the stereo image, refer to “4-34.Stereo assist”) Click stereo button, and the stereo viewer “3D Para” would appear. 1) Click one point on the almost the center of the optical nerve head. 2) Click [VIEW[...]

38 5) Cli ck [3D Model ], you c an se e the vir tual 3D m odel . While holding right-click button of the mouse, move the mouse, and you can revolute the model of the image as you like. While holding left-click b utton of the mouse, move the mouse, you can move the p osition of the image. Addition: When you use the stereo assist function (refer to 4[...]

39 5-26.Red F ree Filter Processin g When you use Kowa fund us camera with Digital C a mera(KD211C, KD630 , D2H), ‘Red Free Filter” is inserted, t he image w ould be ch anged from green col or image to B/W image automatically with software re d free reorga nizatio n algorism . 5-27.Electronic 30 degree image capturing (available for VX -10) KD2[...]

40 6.View Datab ase The List of Patient ID window allows you to access patient data cards a nd images. Note!!!:Only English c haracter is ava ilable t o read a nd write in thi s part. 6-1.List of P atient ID Open Database Window: From the menu choose [Database ]> [Switch to Detail Databas e]. The List of Patient ID window appears. To return to t[...]

41 6-2.Patient Data Card The Patient Data Card window provides patient information and commen ts, and a list of all the images associated with that patient ID. You can review and co mpare images to m onito r changes. To open a p atient data card: From the List of Patient ID window, click on a patient ID to vie w that patient’s data card. To view [...]

42 6-3. Lists of All Patient s Click on the All button in the List of Patient ID window to open the All Lists of Patients window. Fi nd or Replace the information 6-4.FILT ER Click on the Filter button in the List of Patient ID window to open the search dialog. Input the information to ex tract the data.[...]

43 7.Opening and Saving I mages from ot her Devices 7-1. Opening and Saving other Image File Formats VK-2 allows you to import any JPEG, BMP, or TIFF image into a patient file. 1.Click the ‘VK_Scan’ application on the de sk top to start. Scan dialog box appears. 2.Click [OPEN FILE] 3.Select Image File to open. Full color format of JPEG ,BMP ,TI[...]

44 7-2.Scanning an Image into VK -2 VK-2 support 3 rd party scanners w ith Twain drivers. 1.Install Image Scanner software. 2.Click Scan application on the desktop to start. 3.Click Setting and select Tw ain source. 4.Click [SCAN] Select the res olution an d set the mode “Full Co lor” image. 5.After the image is scanned, the image is shown in t[...]

45 7-3.Drop oing and saving Image in to VK-2 VK-2 allows you to im port any JPE G, BMP, or TIFF im age into a patient fi le with usi ng Drop f unction at the sam e time. Select som e images im ported from other applic ation o r folder, and move mouse while holding down left butt on, and dr op on the Scan appli cation. After dro pping im age, the me[...]

46 8.Arhciving Data 8-1.Archi ving to a r emovable med ia You can make a back up of your patient records on the hard disk to a CD-R, CD-RW, DVD-RAM. 8-2.Check the settings (CD-R, RW) Open the Settings dialog window and check the Archive Drive number. Make sure the Archive Drive letter shown is the same as the CD-R to be used for archive. Look in th[...]

47 8-3. For mat Blank C D-R <roxio Drag -to-Disc> 1. Inser t blank CD -R media int o CD-R drive. Click on the menu ic on Drop down list appear Select format disk Type the disk no on the volume label Wait until format is compl ete[...]

48 <DirectCD> 1. Insert blank CD-R media into CD-R drive. 2. Select Direct CD icon . The DirectCD so ftware will appear. Follow the instru ctions to for mat a CD.[...]

49 8-4. Start Archive From the menu choose [Archive] > [Start Archive] and click OK. Depend ing on the amount of data to be archived, CD-R may have remaining space that can be used on a future archive. The timing to start Archive depends on the media. CD-RW , DVD-RAM : You can archive data at any time (after a medica l examination every day) as [...]

50 8-5. Eject CD-R <roxio Drag-to-Disc> NO *** 1. Click on the Eject icon When the CD-R disk becom es full, check the checkbox that say “ Protect disk so that it cannot be written to again ” Important: Perform this step only if the CD is full 2. Click on the Eject button 3. Write the disk no on the CD-R media[...]

51 <Direct CD> Eject CD_R or click the DirectCD icon in taskbar and follow the instructions. Using a soft tip marker, write the disk num ber ont o the CD-R. Next Next When the CD-R disk becomes full, check “Close to read…” checkbox. This changes the CD to that it can be read on most standard CD-ROM drive s. Important: Perform this step [...]

52 8-6.Delete Archived Image from Hard disk As you save patient information, the space on your hard drive b ecomes full. After the information is archived to a CD-R , you can delete the archived information to make disk space availab le for new patient data. When the available disk space is less than 15%, a di alog window will appear prompting you [...]

53 (Cf. Delete I mage and Data base at a time) “8-6.Delete Archived Image from Hard disk” is the delete way after archiving to the backup media. But the system does not archived drive, and user does not have to stock old data. When data disk is full, you can delete old d ata from the first to the middle point, and mainta in the empty area. But [...]

54 8-7.Read imag e data from Ar chived Media When you perform a search for patient information that is not on the hard disk - or is located on both the hard disk and on archived media - a dialog window app ears requesti ng where to access the information. Select one of the followi ng opti ons t o indicat e where you want to a ccess im age dat a. ?[...]

55 Check the Arch ive Disk No in the Da tabase List 8-8.Copy A rchive Media You can make a duplicate copy of archived media. This process is only available when the data has not been deleted from hard disk. If the data is not in the hard d isk, copy the data directly in Windows File Copy method. 1.From the menu choose [Archive] > [Maintenance] &[...]

56 9. System Setting Video input se tting, disk sett ing and figures of hardware c onnection. Refer to another “INSTRUCTION MANUAL (Connecti on Manua l) ” Kowa Co mpany,Ltd . Life Science Division No.4-14, 3-chome, Nihonbashi-H onc ho, Chuo-ku, Tokyo 103-8433, Japan Cable Adress:”M OUNDKANEK A” TOKYO Phone: (3) 3279-7312 Telex:KANEKA J22938[...]