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MiniCATŽ User Guide 3.1

1. 7 2 Viewing Options The Navigation menu is located in the upper right corner This menu contains several image viewing options They are described below Image Viewing Option Description Three views are displayed at once This is a powerful way to navigate the 3D scan volume Xoran Technologies Inc 2007 XoranForm SOP9 2 Part 020009 03 Rev 002 DCO 278 Rev date 07 27 07 50 Image Viewing Description Option A series of axial slices are displayed A series of coronal slices are displayed A series of sagittal slices are displayed Selected Slices User selected slices are displayed see next section on how to select slices Study Data Auxiliary technical information is displayed here To change the view click on the desired view option in the Navigation menu For example clicking Coronal will present the coronal series of slices as shown below i j Xoran CAT SET INSTITUTION NAME Sample Sinus sinus led File View Window Help e e x 9 L em amp abi 7 JS lt gt Default Viewing Protocol v Image Output Sagittal x 83 Y 1 Value 1000 nm Adam Robertson Log Off Navigation MPR Axial Coronal Sagittal Selected Slices Study Data Reconstruction Parameters Info Panel Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 51 7
2. 7 9 Temporal 125 T7 63 4 602 105 8 78 9 05 9 0 Bone S The conventional definition of CTDI100 was modified slightly to account for the large cone angle and resulting beam width associated with the flat panel detector CT geometry The dose was integrated over the active length of the detector along a line perpendicular to the tomographic plane and divided by the width of the X ray beam at isocenter BW Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 87 50mm D z 50mm BW dz CTDI oo Once the CTDI was calculated for the center and peripheral location the CTDI was calculated according to the following equation CTDI CIDI 100 center 100 peripheral CT The MiniCAT acquires data in one axial rotation and reconstructs into a volume of data without any motion in the z direction i e helical or incremental scanning Therefore the CTDI is equal to the CTDL 9 6 Installation Requirements Installation Requirements Room Requirements Internet Connectivity High speed connection is required for service maintenance Note Room layout must be such that operator of equipment is able to make visual and audio contact with patient being scanned while operating the equipment from behind operator s barrier Electrical Power Requirements em Line Voltage 100 V 220 240 V 115 V Line Frequency 50 60 Hz 50 6
3. GANTRY X RAY DETECTOR inside X RAY SOURCE inside HEAD HOLDER In addition to the scanner hardware shown in the above picture MiniCAT also ships and is installed with an acquisition workstation and server optional which are shown in subsequent sections of this User s Manual 2 5 Other Components Following is a list of accessories that accompany the MiniCAT Call Xoran Customer Service for replacements as needed Part Number Description 20007 Phantom Holder 20008 Seat Cushion 20009 MiniCAT User s Manual Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 12 Part Number Description 20011 Workstation with Keyboard and Mouse 20012 Server 20013 Xoran Labeled CD Stack 20014 Foam Spacers Calibration Phantom 29045 Operator Control Box 29080 Patient E Stop 2908 1 Elevation Remote 30001 Accessory Bin 30004 Ethernet Cable 30005 DGL 4100 Broad Band Router 30006 Foot Stool 30007 HP96 Black Printer Ink 30008 HP97 Color Printer Ink 30009 HP 6540 Printer 30010 HP 6940 Printer 30011 HP Premium Plus Photo Paper 30012 Workstation Monitor 30014 USB 2 0 AB Printer Cable 30016 Tripp lite UPS Battery Backup 30017 Operator s Desk 30018 Water Phantom 30019 Booster Seat 30020 Extension Strap for Booster Seat 30021 Chin Strap 30022 Forehead Strap Adult oi Ku Part 020009 03 14 Part Number Des
4. TECHNOLOGIES 309 N First Street Ann Arbor MI 48103 800 70 XORAN email info xorantech com web www xorantech com Table of Contents 1 0 READ THIS FIRST 1 1 Radiation Guidelines 1 2 Detailed Safety Instructions 1 3 Table of Symbols 1 4 Electromagnetic Interferance 1 5 Cleaning and Service 1 6 Data Backup 1 7 Regulatory Compliance 2 0 INTRODUCTION 2 Ae e gt sci y danek un a Su Ruya KEVE d Ya R N 2 2 MiniCAT Overview 2 3 Manual Updates 2 4 Scanner Hardware 2 5 Other Components 2 6 Connectivity Diagram 2 7 Operation Sequence 2 8 Laser Alignment 3 0 STARTUP AND SHUTDOWN 3 1 Emergency Shutdown 3 2 System Startup 3 3 User Management 3 4 System Shutdown SOUPS uawan mu aS Qua 4 0 DAILY CALIBRATION 5 0 PATIENT DATABASE 5 1 Patient Database 5 2 Enter New Patient 5 3 Find Existing Patient 5 4 Advanced Search 5 5 Delete Patient 5 6 Purg Filesuuu u u u uuu uu Ya A R Xoran Technologies Inc 2007 XoranForm SOP9 2 Part 020009 03 Rev 002 DCO 278 Rev date 07 27 07 6 0 ACQUIRING IMAGES 34 6 1 Select Imaging ProltOCol T 34 6 2 Ed cal e Pateni HHHH 35 6 3 Sat and POSITION Patient uuu ul nen ERNE NER a Ra ua NA HUNE KA kS RR ka b 37 64 Dry RUN and SCOUL VISW u day k yuuuk DERE A Ka nied kU Reka buk asa 42 o S SaN ACQ ISILON uuu y n yak Zina k Mn ka eka Can cend e E RA R sed sla Ka T 45 7 0 VIEW IMAGES 48 P Open l GY uan dan cau kad E Va Rek ie e
5. 07 27 07 Part 020009 03 17 2 8 Laser Alignment Y Warning Class II laser light Do not stare into the beam To confirm alignment light accuracy e Turn off lights e Press and hold Alignment Light button to turn on laser e Side lasers should align with the marks on perimeter of X ray detector ray detector Alignment Marks Laser is not properly Laser is properly aligned aligned Call for service e Front laser should hit the center of the headrest Patient Chair Note If lasers are not aligned properly call Xoran Customer Service Xoran Technologies Inc 2007 XoranForm SOP9 2 Part 020009 03 Rev 002 DCO 278 Rev date 07 27 07 18 3 0 STARTUP AND SHUTDOWN 3 1 Emergency Shutdown Emergency Shutdown In the case of an emergency the system rotation can be stopped and X ray emission can be halted by pressing the EMERGENCY STOP E Stop button The operator E Stop 19 located on the Main Control Box on the operator s desk The Patient E Stop is located on the Patient Control Box which can be held by the patient during the scan Patient E Stop Operator E Stop After pushing the E Stop the overhead gantry can be manually rotated if needed so that the patient can safely exit the scanner Warning Turn E Stop clockwise to reset It is also recommended to restart MiniCAT software after resetting the E Stop 3 2 System Startup Warning It is recom
6. 1 System Startup Chapier 3 gt Scanner should be warmed up for one hour before calibrating or scanning 2 Perform a Daily Calibration Chapter 4 Be sure to remove the head holder 3 Enter Patient Information Chapier 5 4 Click Acquire New and Select Imaging Protocol Chapter 6 gt Scanner will initialize for scanning may move and make a sound 5 Seat and Position Patient Chapter 6 gt Have patient remove jewelry glasses hair accessories etc gt Adjust height of patient chair until top of ear is properly aligned in head holder gt Use laser cross hair to position patient based on imaging protocol Sinus Scan Laser on High Cheekbone Temporal Bone Scan Laser on Tragus 6 Take a Scout View to Confirm Patient Position Chapter 6 gt Have patient relax close eyes remain still and avoid talking chewing and swallowing gt Ask patient to remain seated until instructed to exit scanner gt Perform a Dry Run to familiarize patient with scanner movement 7 Click Start Acquire to initiate scan Chapier 6 gt Scan will be performed and overhead gantry will rewind gt When gantry stops moving instruct patient to exit scanner 8 View images Chapters 7 gt Use MPR view and other tools to scroll through scan volume 9 Output images Chapier 8 gt Images can be sent to printer or other media Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date
7. SOP9 2 Rev date 07 27 07 Part 020009 03 37 6 3 Seat and Position Patient Seat and Position Patient Important Select protocol BEFORE seating the patient in the scanner 1 After selecting protocol and educating the patient seat the patient in the scanner Adjust the chair so that the patient s head is positioned in the scanner as shown below Note Xoran can provide you with a booster seat for pediatric patients upon request e Use the Patient Align arrows on the controller to move the chair up and down Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 38 2 Make sure that patient s ear is aligned as shown below 3 Instruct patient to close his or her eyes 4 Press the Alignment Light button to turn on the alignment lasers e Press button once to turn on the laser for a few seconds e Press and hold for 3 seconds to turn on the laser for 5 minutes e For a Sinus scan the laser should project the crosshairs on the patient s high cheekbone as shown below Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 39 e For a Temporal Bone scan the laser should project the crosshairs on the patient s tragus as shown below 4 After the patient is properly positioned secure forehead strap The new MK1 Carbon Fiber Head Holder MK1 was designed
8. Sit upright relax and face straight ahead e Hold the Patient E Stop control in lap or hands see below e Small lasers will be used for positioning close eyes e A Scout View X ray image will be taken to verify position e A Dry Run can demonstrate scanner movement without emitting X rays During the scan e Sit as still as possible for best image quality e Avoid talking chewing yawning swallowing coughing or slouching e Breathe naturally moving head as little as possible e The scan takes 40 seconds for adults 20 seconds for children e The overhead gantry will rotate Close eyes to avoid following this motion with the head or eyes e The scanner makes a chirping sound as it performs the scan e In case of any problem patient can stop the scan by pressing the PATIENT EMERGENCY STOP E Stop button on the Patient Control Box After the scan e The overhead gantry will rewind when the scan is complete e Please remain seated until the operator instructs you to exit the scanner Patient E Stop Control e Below is a picture of the Patient Control Box which includes the PATIENT EMERGENCY STOP E Stop button e This can hang within easy reach of the patient or can be held in the patient s hand during the scan e Hit the big red button on the e stop to stop the scanner if anything goes wrong e The gantry will stop moving and the X rays will cease Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm
9. by the UPS battery e The scan in progress will complete as usual e No information will be lost e The UPS will beep indicating that battery 1s being consumed Note When the scan is complete it is recommended that the system be shut down until continuous power is restored Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 25 Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 26 4 0 DAILY CALIBRATION For best image quality the MInICA TTM system should be calibrated daily Calibration should only be performed after the system has been powered on for at least one hour We recommend leaving the MiniCAT system on overnight and calibrating first thing each morning Warning X rays will be emitted during daily calibration Daily Calibration Procedure 1 The imaging area between the X ray source and X ray detector must be free of all objects Remove the head holder phantom holder and any phantom that might be present before continuing Caution The patient must not be In the scanner 2a Select the Daily Calibration option from the Tools menu User Management Daily Calibration F9 NOTE To calibrate with prior versions of MiniCAT software select the Calibration option from the View menu 2b Alternatively you can push the F9 CAL key H 3 A mes
10. line by hovering over it with the cursor until it is active it will change color grabbing it by holding down the left mouse button and dragging it to the desired location e You can make changes to the oblique line by moving the cursor over it until the oblique line changes color and then right clicking the mouse A drop down menu will appear with options You can make similar changes by right clicking the corresponding oblique line in the Navigation menu and choosing from the menu options Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 71 Change Color Visible Select Go To Delete Region Two Points Oblique Options Change Color Visible Select Go To Delete Region Description This changes the oblique line color This makes the oblique line invisible To make the oblique line reappear right click the corresponding oblique line defined in the Navigation menu and select Visible This makes the oblique line active when other oblique lines or objects are available Selecting this takes you to the Oblique window the screen that appears after you define an oblique line This deletes the oblique line Xoran Technologies Inc 2007 XoranForm SOP9 2 Part 020009 03 Rev 002 DCO 278 Rev date 07 27 07 72 TMJ Tool 1 Click on the TMJ icon outlined below in red When this icon is active
11. mith John 3714720056 Protocol Sinus Ordering Physician Acquire Scout View Start Acquisition Om Hun The following message will appear Xoran CAT x Is it OK to turn the ray tube ON and start the acquisition lt s Important Make sure that all required radiation safety procedures are complied with before proceeding 4 Remind the patient not to move 5 Stand behind the barrier and click OK Scan acquisition will begin e The scan will take less than 1 minute e The overhead gantry will rotate around the patient and a series of X ray images will be acquired e While the X ray source is turned on the system will make a chirping sound e When the scan is completed the overhead gantry will rewind to its original position Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 47 Important To stop the scanner in case of any emergency press the EMERGENCY STOP E Stop button 6 Reconstruction will begin automatically This takes approximately two minutes Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 48 7 0 VIEW IMAGES This chapter explains how to open a study view images using various viewing options and tools make annotations and select images for output 7 1 Open Study Open Study 1 In the Patient Database click th
12. of your desired measurement Note Click once on each endpoint Do not hold mouse button down 3 Move the cursor to the end point of your desired measurement and left click A distance Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 61 value will appear Note The distance units are mm e Line objects can be moved by left clicking the line and dragging it to the desired location e Line objects can be modified by right clicking the line A drop down menu will appear with the following options Edit Change Color Select Go To Delete Region Line Options Description Change Color Changes the line color Visible De selecting this option makes the line disappear from view Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 62 Line Options Select Go To Delete Region Shape Tool Description This makes the line active when other lines or objects are available This allows you to move back to the MPR view from the Oblique or TMJ windows for example This deletes the line object The Shape Tool allows a region of any image to be selected and reports statistics of the image region within the shape outline 1 Click on the Shape Tool icon eas in the toolbar to activate the tool 2 Left click on the center of the target region Note Click once
13. onto a CD in DICOM format which is compatible with most IGS systems This exports a Xoran study in HTML format viewable on any computer with a browser such as Internet Explorer This exports the axial slices of a Xoran study onto a CD in DICOM format This exports a Xoran study in JPEG picture format Image output protocols can be modified Xoran support is available to assist with creating custom output protocols Xoran Technologies Inc 2007 XoranForm SOP9 2 Part 020009 03 Rev 002 DCO 278 Rev date 07 27 07 77 Output Protocol Description DICOM Push Allows a study to be uploaded to a DICOM server such as a PACS system Call Xoran customer support to help set this up We will need to contact your local IT person Xoran Technologies Inc 2007 Rev 002 DCO 278 Rev date 07 27 07 XoranForm SOP9 2 Part 020009 03 78 9 0 TECHNICAL SPECIFICATIONS 9 1 General Information MiniCAT Scanner System Description MiniCAT is a volume tomography X ray machine for medical applications The system has been designed for low radiation dose imaging of the sinuses skull base and temporal bone System Dimensions 46 x 49 x 72 tall 117 x 119 x 183 cm 46 x 49 x 67 effective August 2007 117 x 119 x 170 cm Weight 450 lbs Internet Connectivity High speed connection is required for service maintenance Xoran Technologies Inc 2007 Rev 002 DCO 278 Xor
14. opened when the MiniCAT software application is launched Tip The Patient Database can also be accessed at any time by pressing the F8 key or the icon in the toolbar amp Patient Database Pat Reg Ho 00001 23 First Hame gt John LastName Date of Birth 02 03 1945 Ses Male Study D ate Study Title 5 2 Enter New Patient Enter New Patient ZZ CALIBRATION FILES_2006 Ti FileType Dae 1 To enter a new patient click the Start Over button in the lower left portion of the Patient Xoran Technologies Inc 2007 XoranForm SOP9 2 Part 020009 03 Rev 002 DCO 278 Rev date 07 27 07 29 Database window 2 Enter patient data in the fields Required information is marked with an asterisk Enter the patient s date of birth in mm dd yy or mm dd yy format Patient Data Pat Reg No 00001 23 rra nng First Name John Last N ame Doe Pesar ea Date of Birth 02 03 1945 x Note Do not enter anything in the Study Date and Study Title fields This information will be filled out automatically when the scan is performed 3 After entering the information in the Patient Data box save it by clicking Save on the bottom left of the screen Save Start Over Find 5 3 Find Existing Patient Find Existing Patient 1 Click Start Over The Find button will be enabled and the Patient Data fields will become
15. provided and processed by Landauer The measurements were taken at the 6 azimuthal locations A through F and at radii 1 0 1 5 and 2 0 meters from isocenter and in the same plane as the central slice i e level with the focal spot which was approximately 120 centimeters above the floor MiniGAT The MiniCAT was operated at 120 kVp and 57 mAs per 40 second scan for all secondary radiation measurements reported Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 84 The secondary radiation dose was recorded by the OSL dosimeters for 200 scans and read out by Landauer The OSL dosimeters have a minimum reporting dose of 1 millirad The reported dose for each OSL dosimeter was divided by the number of scans and reported in the following table Secondary Dose Measurements Per Scan Level with Central Slice Azimuthal Location Radius meter Dose Per Scan millirad 0 94 Q 0 47 0 28 E Q 0 45 zo 0 28 0 52 0 28 ay O Q 0 47 S 0 28 Q 0 52 S 0 29 CD IN NO NO NO IN Q ma LAA 0 87 Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 85 Secondary Dose Measurements Per Scan Level with Central Slice Azimuthal Location Radius meter Dose Per Scan millir
16. release Double click on the word Text and you can begin typing Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 64 e Text objects can be moved by left clicking the line and dragging it to the desired location e Text objects can be modified by right clicking the line A drop down menu will appear with the following options Edit Change Color F Visible Global Select GoTo Delete Region Text Description Options Edit Text can be edited Change Text color to be changed Color Visible De selecting this option makes the text object disappear from view Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 65 Text Description Options Global Text will be visible on all the other slices in the dataset within the same viewing window Select Makes the text box active when other objects are available Go To Changes view to the MPR view from Oblique or TMJ windows for example Delete Deletes the text box object Region Arrow Tool Similar to the Text tool but with an arrow to indicate a specific location on the image Click on the Arrow Tool icon to enable this tool File View Window Help a 7 6 Oblique and TMJ Tools The following are specialized tools for working with images Oblique Tool Two Points Oblique Tool TMJ Tool
17. server front panel and gently vacuum out dust accumulation if applicable Service and Maintenance There are no user serviceable parts on the MiniCAT It is recommended that the equipment be inspected and serviced annually Inspection and service must be performed by Xoran Technologies Inc or other technician licensed and qualified to service this equipment Service preventative maintenance for the first year of equipment operation is covered by Xoran Technologies under the equipment warranty Ongoing service and preventative maintenance can be purchased under a service agreement with Xoran Technologies It is the responsibility of the user to ensure that the equipment is maintained in compliance with the manufacturer recommended maintenance schedule The manufacturer and the Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 assembler installer can not be held responsible for the failure of the owner user to have the manufacturer s recommended maintenance performed 1 6 Data Backup Every effort has been made to ensure that patient data is stored safely on the MiniCAT However it is recommended that periodic backup is performed to prevent data loss in the event of catastrophe or system failure It is the user s responsibility to ensure adequate data backup is performed Call Xoran Customer Service for recommendations on how to perform data backup most effect
18. you have the ability to look at the temporal mandibular joints in a two dimensional view File View Window Help 2 Left click below and to the right of the patient s left condyle this is a radiological view so patient s left is the right side of the image Alternatively you could choose a point below and to the left of the patient s right condyle The point chosen for this example is highlighted with the red arrow Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 73 3 Move the cursor up and to the left patient s right to deposit the second point The line that connects these two points should cross over the center of the joint The second point chosen for this example is highlighted with the red arrow As soon as this point is selected the letter L appears over this line indicating the patient s left A second line appears on the patient s right side that may or may not be over the right condyle You can move this line so that it is positioned properly MOVE TO FIT tel I Tk a j Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 74 4 Double click on the second point and the following screen will appear AlQe OMY lt gt Selected Axial Images a Image Output Navigation Selected Slices Q m1 w w w z e A new entry appears in the Navigati
19. 0 Hz 50 60 Hz 5 A Standby 2 5 A Standby 5 A Standby Main Circuit Breaker 10 A Max 5 A Max 10 A Max Voltage must be held to within 10 of specified Line Voltage Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 88 Environmental Conditions It is recommended that MiniCAT is operated in a climate controlled clinical or hospital environment Changes in temperature may cause the system to require additional calibration Operating Requirements 50 to 95 degrees Fahrenheit 10 to 40 degrees Celsius 45 to 75 humidity Transportation and Storage Requirements 32 to 104 degrees Fahrenheit O to 40 degrees Celsius 30 to 80 humidity Heat Dissipation Approx 500W 1700 BTU hr Caution Allow system temperature to adapt to room temperature before powering up p MiniCAT scanner hardware or workstation server Installation Relocation MiniCAT can not be installed or relocated by the user Proper and safe setup requires specialized training and must be performed by a Xoran Technologies Customer Service Engineer Call Xoran 1 800 70 XORAN 800 709 6726 for assistance Apparent Resistance of Supply Mains For the purpose of obtaining the apparent resistance of supply mains on the MiniCAT CT system model 010000 03 resistance is determined according to the following formula Uo U1 R li Where Uo is the no load MAINS VOLTAGE
20. 07 27 07 XoranForm SOP9 2 Part 020009 03 53 Click on the Range Indicator and drag it side to side to move the entire selected series all at once 7 4 Viewing Tools Zoom z e Select the Pan Zoom tool from the toolbar 5 e Place the cursor anywhere in the image except over the colored lines e Left click to zoom in e Right click to zoom out click this Click this i button TN Em button to zoom in be Gem out Pan Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 54 e Select the Pan Zoom tool from the toolbar A e Place the cursor anywhere in the image except over the colored lines e Click and hold down the left mouse button e Move the mouse to pan the image until desired position is achieved Move images by holding down the left mouse button while simultaneously moving the mouse the desired direction Scroll There are 3 ways to scroll through the axial coronal and sagittal slices e Using the mouse wheel Rotate the wheel forward or E back 10 Scroll through an image stack e Using the slider Xoran Technologies Inc 2007 XoranForm SOP9 2 Part 020009 03 Rev 002 DCO 278 Rev date 07 27 07 55 e Using cut plane lines gt Each viewing window has colored vertical and horizontal lines called cut plane lines The line
21. 13 2006 And Study Type Study T upe Warning This action permanently deletes files from your system Be sure to follow any required procedures for record retention and data backup before purging files Rev 002 DCO 278 Xoran Technologies Inc 2007 Rev date 07 27 07 XoranForm SOP9 2 Part 020009 03 34 6 0 ACQUIRING IMAGES 6 1 Select Imaging Protocol Select Imaging Protocol Important Select protocol BEFORE seating the patient in the scanner 1 After entering new patient information or selecting an existing patient click Acquire New 2 The Acquisition window will appear MA Acquisition Patient data Patient Reg No 12345 Patient Name Smith John Study Date ofl 4 2006 120 k p 36 52 mAs Study Study tithe Smith John 3 14 2006 Protocol select protocol Ordering Physician Acquire Scout View Start Acquisition Om Run 3 Select the appropriate protocol from the Protocol menu The standard protocol options are as follows Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 35 Sinus 40s Adult 40 second imaging protocol used for most adult sinus scans Sinus 20s Pediatric 20 second imaging protocol can be used for pediatric sinus scans or for adults where patient motion is an issue Scan 1s faster and lower dose but image quality will b
22. 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 32 amp Patient Database Patient Data Patient Studies Pat Reg No 0000123 Title FileType Date Done Johri LastName Date of Birth 0270371945 eH bd ale 3 Click on the to view studies listed under this patient s name 4 To open a study for viewing double click on its title Note Refer to Chapter 7 for more information on viewing patient studies 5 5 Delete Patient Delete Patient You can delete a patient by right clicking on the patient s name and choosing Delete Patient from the drop down menu FileType Date a Maure New Study 7 8 20 2004 Export Studies Recon 1 19 2005 mae Modify Patient Delete Patient Warning This action permanently deletes files from your system Be sure to follow any required procedures for record retention and data backup before deleting patients 5 6 Purge Files Purge Files To purge unneeded patients and studies in your system follow these steps Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 33 1 Select the Purge files option from the File menu 2 Specify date interval to purge 3 Select study type s to purge 4 Press OK to remove the files permanently from your system Select Studies to Purge Studies older than days Acquired Before C Acquired Between 03
23. 3 Select Slices Select Slices The Selected Slices view option allows you to view slices which have been selected by the user Note Slices must be selected in order to be printed or exported 1 Select a view option in the Navigation menu Axial Coronal Sagittal or MPR 2 Click on the word SELECT in the lower right corner of any image to select the image 3 When an image is selected the label will change to the word SELECTED 4 Thumbnail views of Selected Images will appear in the Selected Images window 5 Right clicking on the Selected Image thumbnail will provide a menu of the following options Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 52 Remove Selected Remove All Autosort Slice Description Option Remove Removes a single image from the Selected Images series Selected Remove All Removes all images in the Selected Images window Go To Displays the selected slice in MPR view Autosort Orders your selected slices from anterior to posterior Tip Hold down the SHIFT key to operate on multiple selected images at once Range Indicator The Range Indicator is a convenient way to select a series of slices It appears as a green bar with tick marks representing the locations of selected slices The spacing between tick marks represents the pitch Rev 002 DCO 278 Xoran Technologies Inc 2007 Rev date
24. 4 Spatial Resolution Test Highest visible line Should be 15 Ip cm the highest pairs per centimeter frequency pattern Xoran Technologies Inc 2007 Rev 002 DCO 278 Rev date 07 27 07 XoranForm SOP9 2 Part 020009 03 95 Index PICTURE HELP button JPG 10 A acquire new 34 add 51 arrow 65 arrow head 65 axial 51 B battery 24 brightness 58 C close 22 23 computer 18 23 condyle 72 contrast 58 coronal 51 criteria 29 curved plane 69 curved viewing planes 65 cut plane indicator lines 54 D database 32 date of birth 28 date range 31 degrees 59 delete 32 51 desktop 18 distance 60 dryrun 42 E e ellipse 62 emergency 18 ending 60 icon 20 image 53 image series 51 images 51 information 28 j joints 72 7 io level value 58 line 60 65 login 20 main control box 18 23 fault 19 power 19 ready 19 x ray on 19 mean 62 measurement 60 menu options 51 MiniCAT 20 22 23 MiniCAT software 28 Xoran Technologies Inc 2007 XoranForm SOP9 2 Part 020009 03 Rev 002 DCO 278 Rev date 07 27 07 96 mouse 53 mouse wheel 54 move 53 MPR 48 N navigation menu 51 O oblique 65 69 off 23 older studies 32 on 18 19 open study 48 operation of system 42 optional 42 ordering physician 20 31 orientation 59 P pan 53 pathway 65 72 patient 28 29 31 32 34 37 42 45 patient contro
25. AT is intended for use in an electromagnetic environment specified below The customer or user of the MiniCAT should ensure that it is used in such an environment Immunity Test Electrostatic Environment Guidance Electrostatic Compliant to 4 kV Floors should be wood concrete or ceramic Discharge tile If floors are synthetic the relative humidity should be at least 30 EFT and Surge Electrical power quality should be that of a typical commercial or Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 Immunity Test Electrostatic Environment Guidance R K nn Voltage Dips Dropout Mains power quality should be that of a typical commercial or hospital environment If the user requires continued operation during power mains interruptions it 19 recommended that the equipment be powered from an uninterruptible power supply included Conducted RF Portable and mobile communication equipment should be separated from the MiniCAT by no less than 19 feet 6 meters 38 ft 11 7 m 77 ft 23 4 m Note Field strengths from transmitters as determined by an electromagnetic site survey should be less than the compliance level of 3 V m Radiated RF The MiniCAT is intended for use in an electromagnetic environment in which radiated disturbances are controlled The customer or user can help prevent electromagnetic interference by maintaining
26. Do not hold mouse button down 3 Left click again on the edge of the target region and a shape object will appear Mean and standard deviation values will appear inside the ellipse Note The units of these values are in Hounsfield units e Shape objects can be moved by left clicking the line and dragging it to the desired location e Shape objects can be modified by right clicking the line A drop down menu will appear with the following options Rev 002 DCO 278 Xoran Technologies Inc 2007 Rev date 07 27 07 XoranForm SOP9 2 Part 020009 03 63 Change Color s Visible Shape Select Go To Delete Region Shape Description Options Change Color This changes the color of the shape Visible De selecting this option makes the shape disappear from view Shape This changes the shape from an ellipse to a rectangle Select This makes the ellipse active when other objects are available Go To This allows you to go back to the MPR view from the Oblique or TMJ windows for example Delete Region This deletes the shape object Text Tool Text can be added to an image This simple but flexible tool can be useful for labeling anatomical features or making notes 1 Click on the Text Tool icon from the toolbar File View Window Help Z amp amp m ofa ANG 2 Left click and drag the cursor diagonally on an area of the Image where the text box should be Click again to
27. Oblique Tool 1 Click on the Oblique icon outlined below in red When this icon is active you have the ability to flatten oblique and curved objects into a two dimensional view File View Window Help aleam a m sno Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 DD 2 Left click to deposit points along the desired pathway and double click on the last point to end the line An example is shown below an orange line with orange dots representing the points Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 67 3 The following screen will appear File View Window Help N x d rm lt 5 abi 2 ZY Ny lt gt Default Viewing Protocol X Image Output T T F W CT User Navigation Study Data oblique 1 e A new entry appears in the Navigation menu as Oblique 1 You can toggle between this view and others by selecting the desired view in the Navigation menu top right corner e The image on the left side shows the oblique pathway e The image at the top right shows the cut along the oblique pathway e The slice thickness is 0 4 mm and can be changed by left clicking on the Slice Thickness ST value in the top right corner of the image and selecting a new value e The thumbnail images in the bottom right frame are cuts that are perpendi
28. Ui is the MAINS VOLTAGE under load l is the mains current under load MiniCAT CT system utilize single phase power Measurements were performed between phase and neutral Measured results Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 89 Apparent Resistance of Supply Mains Uo 121 1V AC Ui 120 7V AC l 8 3A Result Apparent Resistance of Supply Mains R 0 0480hms 9 7 IGS Compatibility IGS Compatibility The following tables summarize the compatibility of MiniCAT with other image guided systems Compatible with Xoran IT2000 Medtronic LandmarX Xomed Compatible with Xoran LandmarX genl LandmarX gen2 Medtronic Stealth Treon Ion Tria Medtronic Treon Plus w ENT software Tria Plus w ENT Yes software LandmarX Evolution LandmarX Evolution Plus LandmarxX Element Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 90 BrainLAB Requires Pac Xfer Version 5 2 or Higher Stryker Navigation System original Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 91 10 0 QUALITY CONTROL TESTS Overview Xoran encourages MiniCAT owners to develop a quality assurance program with the assistance of a qualified medical physicist In this section we rec
29. a minimum distance between portable and mobile RF communications equipment and the MiniCAT as recommended below according to the maximum output power of the communications equipment Maximum Output Separation Separation Power 150 kHz to 800 800 MHz to 2 5 Watts MHz GHz If the MintCAT is suspected of causing harmful interference to other surrounding equipment the customer or user is encouraged to try to correct the interference by one or more Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 of the following methods e Turn the MiniCAT off and on to verify that the interference is coming from the MiniCAT e Move the other equipment farther away from the MiniCAT e Connect the other equipment into an outlet on a circuit different from that to which the MiniCAT is connected e Contact Xoran Technologies customer support for additional assistance 1 5 Cleaning and Service Cleaning Schedule It is recommended that the equipment be cleaned and disinfected in the following manner e Between Patients gt Clean patient head holder head strap and chair with alcohol Do not spray e Daily gt Clean dust from surfaces by wiping with a dry or slightly damp cloth e Monthly gt Check for defective X ray indicator lights and sounds gt Gently vacuum dust from fans behind acquisition workstation and server if applicable gt Open
30. ad The secondary radiation doses were also recorded at 0 5 meters above and 0 5 meters below the horizontal plane intersection the central slice at azimuthal locations A through F and at a radius of 1 0 meter These measurements are reported in the following tables Secondary dose measurements per scan 0 5 meters below central slice at radius of 1 meter Azimuthal Location Dose Per Scan millirad Secondary dose measurements per scan 0 5 meters above central slice at radius of 1 meter Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 86 Secondary dose measurements per scan 0 5 meters above central slice at radius of 1 meter Azimuthal Location Dose Per Scan millirad 1 89 9 5 Dose Information CTDI Dose Measurements The following dose measurements were made on a MiniCAT using a PMMA head phantom with a diameter of 16 centimeters and a 10 cc ion chamber with an active length of 10 centimeters The peripheral location was chosen to be the maximum CTDI100 obtainable at that depth The conditions of operation and the resulting CTDI measurements are representative of the MiniCAT volume CT scanner and could vary for measurements made on a particular unit Protocol kVp mA mAs Scan Time Number of Beam CTDI CTD CTDI CT seconds Projections Width at BEA peripheral mGy DI Isocenter mGy mGy vol mm m Gy 7
31. anForm SOP9 2 Rev date 07 27 07 Part 020009 03 79 Patient Support Chair Overall Dimensions 30 5 d x 29 w x 50 5 h 77 5 cm x 73 7 cm x 128 3 cm Seat Height Adjustment 12 5 to 21 5 31 8 cm to 54 6 cm Maximum Patient Weight 350 Ibs 159 kg FRONT VIEW TOP VIEW E e 0 Ball Z HEH E 9 2 Imaging Properties Imaging Properties Detector Element Size 254 um x 254 um Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 80 Views MPR Axial Coronal Sagittal Panoramic cross section Raw data cine Standard Imaging Protocols Imaging Scan Axial Corona Sagittal mAs Effective Slice Voxel Protocol Time Slices I Slices Slices Dose Thicknes Size S Adult 40s 272 400 5 0 13 mSv 0 4 mm 0 4 mm Sinus Pediatric 20s 212 400 400 5 34 0 07 mSv 0 4mm 0 4 mm Sinus Follow up Sinus Temporal 4 2 125 76 0 14 mSv 0 3mm 0 3mm Bone 9 3 X Ray Specifications X Ray Specs X Ray Tube Head Assembly Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 81 Manufacturer Imaging Sciences International Hatfield PA USA Generator High frequency constant potential Rating 125 kVp 3 8 mA roar Nominal filtration 10 mm Al equivalent Total Filtration at 120 kVp Bm l l Additional filtration lt 3 mm Al equi
32. between 0 95 and 1 10 3 Artifact Test Artifact Test Equipment Cylindrical water phantom Procedure 1 Using the scan from the CT Number Accuracy test scroll through all the axial slices and try to visually detect any potential image artifacts such as rings from bad detector elements or non uniformity artifacts Tolerance The images should be free from artifacts 10 4 Spatial Resolution Test Spatial Resolution Test Equipment Quality control phantom Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 93 Procedure 1 Use the reconstructed scan of the resolution phantom from the previous test 2 Note the visibility of the highest frequency line pair pattern 15 Ip cm on an axial slice in the reconstructed image Tolerance The highest frequency line pair pattern of 15 lp cm should be visible EWE RIH NERE J TEET 10 5 QC Test Log Form MiniCAT Quality Control Test Log Form Date Performed by 1 CT Number Accuracy Test Xoran Technologies Inc 2007 XoranForm SOP9 2 Part 020009 03 Rev 002 DCO 278 Rev date 07 27 07 94 Water Number Should be 0 100 units Water STD Should be 30 20 units 2 Water Phantom Artifact Test Circle one Yes No No ring artifacts should be visible 3 CT Number Linearity Test Linearity coefficient Should be less than 1 and higher than 0 95
33. blank 2 Patient records can be searched by name number birthdate or study date Enter any known information in the Patient Data fields For example type the first few letters of the patient s last name Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 30 gC Patient Database Patient Data Pat Req Max sd First Hame l Date of Birin 3 After you enter your search criteria click Find A list of matching patients will be displayed amp Patient Database Pat Reg No 000123 Tite Pele Date xan First Mame Date of Birth Sek Male Ea nal 4 Click on the to view studies listed under this patient s name ez Patient Database Patient Data Patient Studies Pat Reg No 0000123 FileType Date First Name John SHEA a a SU U nal c SCOUT 6 ms 08 07 2006 14 53 27 Scout 08 07 2006 LastName Y Doe Doe John 8 7 2006 Recon 08 07 2006 Date of Birth 02 03 1945 Faw 0907 2006 Sex Male There are three types of study files They are described below Study File Description Type A Scout is a single X ray image that is used to ensure that the patient is positioned properly for the scan Raw data is a sequence of images collected by the MiniCAT system Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 31 S
34. click on the corresponding TMJ lines defined in the Navigation menu and select Visible Select This makes the TMJ lines active when other TMJ lines or objects are available Go To Selecting this takes you to the TMJ window the screen that appears after you define a pair of TMJ lines Delete This deletes the pair of TMJ lines Region Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 76 8 0 OUTPUT IMAGES MiniCAT makes an image output easy with preset protocols for printing burning to CD USB drive and transferring images over a network 1 If printing ensure that the desired slices appear under Selected Slices view 2 Click the Image Output menu along the main toolbar of the screen to view all output protocols Image Output Print Selected Images Export Xoran Study Burn DICOM CD Export to HTML Export to DICOM Axial Export to JPEG Modify Image Output 3 Left click on the desired image output protocol They are described below Output Protocol Print Selected Images Export Xoran Study Burn DICOM CD Export to HTML Export to DICOM Axial Export to JPEG Modify Image Output Description This option automatically prints the images in the Selected Images window The default image layout is 3 rows by 2 columns This exports Xoran study data to either a CD or USB flash drive This burns a Xoran image data
35. cription 30023 Forehead Strap Child 30024 Linksys 5 Port Network Switch equipment Do not use any other parts or accessories E Warning Only use original accessories provided during installation of the 2 6 Connectivity Diagram Power cables from the workstation and server if applicable are connected to the back of the MiniCAT scanner hardware Do not alter this configuration All peripheral devices used with the MiniCAT should be certified to meet the requirements of standard IC60950 1 including modems and networking ethernet cards and devices Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 15 r n n KK ielo Control Box i Line Voltage i T UPS Lace Keyboard Monitor VG i P52 Line voltage ae PS l face j Line Voltage f Server optional L Operators Desk d Patient Alignment F control Rear Panel Patient E Stop Scanner Hardware Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 16 2 Operation Sequence Overview of Steps for Performing a MiniCAT Scan Note This page is meant only as an overview or reminder Please attend MiniCAT training with a qualified instructor and read the complete MiniCAT user s manual before operating the equipment
36. cular to the oblique pathway These are equally spaced along the length of the oblique pathway e You can move the oblique line by hovering over it with the cursor until it is active it will change color grabbing it by holding down the left mouse button and dragging it to the desired location e You can make changes to the oblique line by moving the cursor over it until the oblique line changes color and then right clicking the mouse A drop down menu will appear with options You can make similar changes by right clicking the corresponding oblique line in the Navigation menu and choosing from the menu options Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 68 Change Color ow Visible Panoramic Settings Select Go To Delete Region Insert Point Oblique Options Change Color Visible Panoramic Settings Select Go To Delete Region Insert Point K K Description This changes the Oblique line color This makes the oblique line invisible In order to make the oblique line reappear right click on the corresponding oblique line defined in the Navigation menu and select Visible This allows you to change the resolution of the oblique images This makes the oblique line active when other oblique lines or objects are available Selecting this takes you to the Oblique window the new screen that appears after you define an obl
37. diation safety regulations for specific requirements about the safe and proper use of the scanner e Stand behind the operator s barrier when using X ray e Lead shielded aprons and dose monitoring badges may be required Note The best practice is to consult with a qualified medical physicist to ensure safety and compliance Feel free to contact Xoran for assistance in locating an appropriate medical physics professional in your area 1 800 70 XORAN 800 709 6726 1 2 Detailed Safety Instructions Emergency Stop This manual contains instructions for safe operation of this X ray system In the event of an emergency i e any moving component collides with any parts of the equipment or items in the environment or that could cause physical injury to the patient the operator should utilize the EMERGENCY STOP E Stop button to turn off the power to all moving parts in order for the patient to be safely removed from the machine Patient E Stop Operator E Stop Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 X Ray Warning System The MiniCAT has a flashing light yellow and makes an audible sound when the X ray is firing In addition it is possible to install external warning lights and or audible alarms when X ray is enabled in ready state Call Xoran to learn more about these options if required in your area Door Interlock System The MiniCAT is equi
38. e next to the patient s name to view studies listed under that patient amp Patient Database Patient Data Patient Studies aa EE ae Doe John Pat Reg Nox 0000125 First Mame John LastName Date of Birth 0270371945 ey Male Chs ed c 2 Double click on the Recon study you wish to view ez Patient Database FileType Date Doe John k D SCOUT B7ms 08 07 2006 14 53 27 Scout 08207 2006 Fat Reg No 0000123 First Mame John LastName Date of Birth 02 03 1945 Doe John 8 7 2006 Recon 08 07 2006 Doe John 8 7 2006 Rw oo 08 07 2006 Dex Male Xoran Technologies Inc 2007 XoranForm SOP9 2 Part 020009 03 Rev 002 DCO 278 Rev date 07 27 07 49 3 The study will open in the Multi planar Reconstruction MPR window This is the default setting for viewing and manipulating reconstructed images Axial coronal and sagittal planes are all visible at once Tip An overlay containing patient s name and other information appears in the upper left corner Press lt Ctrl O gt to toggle this text on and off A Xoran CA SET INSTI N NAME Sample Sinus Help m w Image utput Sagittal gt 137 Y 272 Value 1000 IX File View Window x d m lt ali 2 7 PS lt gt Default Viewing Protocol Adam Robertson Log Off Navigation HPR Reconstruction Parameters Info Panel
39. e somewhat reduced Sinus 10s Follow up 10 second imaging protocol is a very low dose scan which can used for follow up if desired Temporal Bone Temporal bone imaging protocol provides higher spatial resolution than the Sinus 40s protocol but field of view is somewhat smaller Xoran Factory Test Used by Xoran engineer to perform factory setup testing Used by Xoran engineer to perform quality assurance Note for IGS Users Additional protocols are available for creating images compatible with various image guided surgery systems If you have need for a protocol compatible with a specific IGS system please call 800 70 XORAN 800 709 6726 A Xoran Customer Service representative will be happy to assist you 4 Select the ordering physician e To add a new ordering physician click the Add Physician icon to the right of the Ordering Physician e To change the ordering physician on a study right click a patient s name in the Patient Database and select Ordering Physician 5 Position the patient See section 6 3 6 2 Educate Patient For patient safety and to maximize the image quality of the CT scan Xoran recommends the following information be provided to the patient In addition to any state regulation requirements Prior to the scan Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 36 e Remove jewelry hair accessories and glasses e
40. he MiniCAT system are classified as either an Ordering Physician or Technologist Each patient study should be assigned to an ordering physician Note When using MiniPACS online service to view patient studies over the internet the ordering physician must be logged on to view studies assigned to him or her e Active Active users have the ability to log onto the system and use the MiniCAT software Clearing the Active check box deactivates the user This prevents this user from using the scanner but preserves the user data for record keeping and or future reactivation purposes e Delete User A user account can be deleted from the system by right clicking a user s name and clicking Delete All information about that user is removed from the system Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 22 File User Add User First Name User Type Ordering Physician Last Hame Active Username Leaving the Username blank will disable users fram logging on to EE both MiniCAT and MiniPACS 3 4 System Shutdown Warning It is recommend that the scanner remain on at all times If the scanner has been shut down for any reason please allow one hour for the scanner to warm up before scanning patients to ensure the best quality images User Logoff The current user is shown in the upper right corner of the MiniCAT software To log
41. he scanner It also provides you with technical specifications for the MInICA TIM scanner To ensure the safe and proper use of your new scanner please make sure that you read and understand this User s Manual before operating the scanner and follow the User s Manual s operating and safety instructions when using the scanner The instructions in this User s Manual are meant to supplement your Xoran on site training your radiation safety training as required by your State s Radiation Safety Regulations and your own professional training and expertise Customer Service and Support is our 1 priority We want to do everything we can to help you use your new MiniCAT scanner in a safe and efficient manner If you have any questions please call us at 800 70 XORAN 800 709 6726 Our Customer Service Engineers will be happy to help you Sincerely Predrag Sukovic Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 10 President CEO 2 2 MiniCAT Overview What is a MiniCAT Xoran Technologies has created a revolutionary compact CT scanner for sinuses and ears that is specifically designed to be used by physicians at the patient s point of care Unlike large full body CT scanners the MiniCAT allows patients to sit comfortably upright in an open patient friendly design This is a significant feature because many patients complain of feeling claustrophob
42. ic in traditional CAT scanners Adult sinus and temporal bone scans are collected in a single 360 rotation around the head that takes only 40 seconds Children s scans take 20 seconds and the scanner has a significantly lower radiation dose than full body scanners Doctors get instant high quality images on a computer monitor allowing them to diagnose problems and begin treatment as quickly as possible 2 3 Manual Updates Online Manual The most up to date version of this manual can always be viewed online http www xorantech com Help MiniCAT HTML index html Navigate the online manual by clicking chapter headings in the table of contents on the left Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 11 Tip From the MiniCAT software press the FI HELP key at any time to launch the online manual Hard Copy Manual For a hardcopy download the latest version in PDF format at the following link http www xorantech com Help MiniCAT MiniCAT Users Manual pdf This manual is originally written in the English language 2 4 Scanner Hardware The following diagram shows the MiniCAT scanner hardware with the main components identified These components will be referred to throughout this manual Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 12 RE OVERHEAD
43. ique line This deletes the oblique line This inserts an additional point Xoran Technologies Inc 2007 XoranForm SOP9 2 Part 020009 03 Rev 002 DCO 278 Rev date 07 27 07 69 Two Points Oblique Tool 1 Click on the Two Points Oblique icon outlined below in red When this icon is active you have the ability to flatten oblique and curved objects into a two dimensional view File View Window Help m om gt Pao 2 Left click to deposit two points along the desired pathway An example is shown below an orange line with orange dots representing the click points Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 70 3 The following screen will appear File View Window Help a x 9 Qe w rm lt 5 abi 7 PS lt gt Default Viewing Protocol v J z X RPT it ee a teen 2j PLS e A new entry appears in the Navigation menu as Two Points Oblique 1 You can toggle between this view and others by selecting the desired view in the Navigation menu top right corner e The image on the left side shows the oblique pathway e The image on the lower right shows the cut along the oblique pathway e The slice thickness is 0 4 mm and can be changed by left clicking on the Slice Thickness ST value in the top right corner of the image and selecting a new value e You can move the oblique
44. ively 1 7 Regulatory Compliance Regulatory Compliance Information USA and Canada MiniCAT has been tested and or evaluated against and found compliant with the following IEC standards requirements e IEC 60601 1 e IEC 60601 2 32 e IEC 60601 2 44 e IEC 60601 1 1 e IEC 60601 1 2 e CAN USA 60601 Al Equipment Class e Protection against electric shock Class I e Applied part has degree of protection against electric shock Type B Applied Part Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 MiniCAT has been tested and or evaluated against and found compliant with the following IEC standards requirements e Class of equipment against ingress of liquids Ordinary Equipment IPX0 e Radiated emissions Class B e LED Class 2 IEC 60825 1 Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 2 0 INTRODUCTION 2 1 Welcome Predrag Pedja Sukovic President CEO 309 N First Street Ann Arbor Michigan 48103 734 663 7194 Phone 734 663 8500 Fax E mail psukovic xorantech com Web www xorantech com May 1 2006 Dear Valued Xoran Customer Thank you for purchasing the MiniCAT scanner We designed the MiniCAT scanner and the User s Manual to be easy to use This User s Manual gives you chronological step by step instructions for operating t
45. k dr Kr cad d n Read xd e Va unata a Viea i KAR DEK Hd RR BK End be CE Ka he deka 48 Le VIEWING ODTONS uu uu na y a c na dak k n ka a REWE RN EMIN d bina k k b Ak SR bEV EME WA OV BRA KERG SAR NABE be RENE RA SUR Y 49 7 3 Select SHOES ses xya u ulan yadan daykan ka Hal dia k y ka a ruya bka k MN a u w sal Walk kra k alal dlya a kar Wa u HA M R ME ula kak 51 TA VI WILO TOOLS uuu dk seni k cay bi k ne EWRE k ans ua aa OR YEW Hu k w e w kek Ew Ke E ke E Heke k Ya 53 TD PMMOTATION TOONS 4 51 i uu a wU naa Dk ka k ka M Va vek ek On a ek kek a 60 F Ke s Ie UTs TMJ TOOLS uuu uu kk dkaneka ka xuda dak kak k ewa kek ak aka d b a ba a ke AANE 65 8 0 QUTPUT IMAGES 76 9 0 TECHNICAL SPECIFICATIONS 78 9 1 General Information U U u u u T 78 9 2 IMAGING Properes maiaa Sua S Sa Qu ka ad Ewl le ka ew deka ku bala a abisaq yu iiuashus klia Qal du kaka 79 9 3 X Ray Sp cificallonS nesei onnaa aoi aa iaa aaa a a aa a ARESE 80 94 Scaler MaD uni aa aaa An ka k s a a A RN CAWO REWA asya 83 9 5 Dos Informaliolu u u aaa ua a a aaa bak da 86 9 6 InStallation lt e UT Ta uuu uuu uu Du u i A Wk ka a Suka ERKA RO XE sa 87 9 7 IG5S Gompbalibililyyyz aa aun aaa ua bkan daa da dak aka thin waa H kr Me kulu a va kl od denk u
46. l box 18 patient database 28 34 48 patient database window 31 patient record 28 point 60 position 37 power supply 24 purge files 32 R range indicator 51 52 Rawdata 32 Recon file 48 region 62 remove data files 32 rotate image 59 rotation 59 S safety 45 saggital 51 scan 42 45 scanner 19 23 34 scout view 42 screen 28 scroll 54 search 29 31 select protocol 34 selected images window 51 shape 62 shutdown 18 23 slices 51 software 20 22 23 Spacing 52 standard deviation 62 start 18 20 start acquisition 45 starting 60 study 32 study date 28 Study title 28 T technologist 20 text 63 65 text box 63 65 tick marks 52 TMJ 72 tools 69 turn 19 two points 69 U UPS 24 user management 20 N viewing pane slider 54 Xoran Technologies Inc 2007 XoranForm SOP9 2 Part 020009 03 Rev 002 DCO 278 Rev date 07 27 07 97 W window value 58 X x ray 42 45 Z zoomin 53 zoomout 53 Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 X oran Technologies Inc 2007 TECHNOLOGIES 309 N First Street Ann Arbor MI 48103 800 70 XORAN email info xorantech com web www xorantech com
47. la du wc lab cs xwab da kaka 89 10 0 QUALITY CONTROL TESTS 91 10 1 C PT Number Accuracy TL S s uu ia ka va kaka b Suka k n EN au R k n BEWE R 91 10 2 CT Number Linearity TeSt ill x iya 2 inn l nan a keda ka DEMAN ak ku k lan ua k kaka cak aa Wey 92 MOS ARL a Ot DOSE ys yak occ a HEK EVER U KE dw R KA a E SSS dee WEB yA EWR vk RA ae Bu KE A pun ARE KE ss 92 10 4 Spatial Resolution T Sl sy l b ka d n Dakak diba bak ua a ka KE u a W a ka kb WE He Ru kk bu ka 92 10 5 O06 T eStLOG FON uuu uuu uu ua a ken ama xala desk bira k Su r aa kla a dahi FE Va aw Vi ku ass K sad xn sue k a 93 INDEX 95 Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 1 0 READ THIS FIRST This section contains important safety information about using your Mini CAT 1 1 Radiation Guidelines MiniCAT is an X ray emitting device Warning This X ray unit may be dangerous to patient and operator unless safe exposure factors and operating instructions are observed Unauthorized use is prohibited e It is the responsibility of the user to learn about X ray radiation health risks and to adopt and follow proper X ray radiation safety policies and procedures before operating the MiniCAT e All government and local regulations pertaining to radiation safety must be observed e Please refer to your local state ra
48. liability can only be achieved with the equipment is connected to an equivalent receptacle marked Hospital Only or Hospital Grade Attention Consult accompanying documents X ray Caution These symbols indicate the presence of X radiation This X ray device may be dangerous to patient and operator unless safe exposure factors and operating instructions are observed Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 kani nai Pinch Point This symbol alerts you to the potential for injury due to moving mechanical parts Keep hands clear during operation X Ray Focal Spot This symbol appears on the X ray tube head showing the approximate location of the X ray focal spot FOCAL SPOT Class II Laser This symbol alerts you to the CAUTION presence of Class II laser light Do not stare into the LASER RADIATION beam DO NOT STARE INTO BEAM im 670 nm k CLASS li PRODUCT 1 4 Electromagnetic Interferance The MiniCAT has been tested and found to comply with the limits for Class B equipment pursuant to IEC 60601 1 2 These limits are designed to provide reasonable protection against harmful interference in a commercial environment The MiniCAT generates uses and can radiate electromagnetic energy If Min1CAT is not installed and used in accordance with these instructions it may cause harmful interference to surrounding equipment MiniC
49. lowing quality control tests contact XORAN AT 800 70 XORAN for corrective action 10 1 CT Number Accuracy Test CT Number Accuracy Test Equipment Cylindrical water phantom Procedure 1 Perform a scan of the cylindrical water phantom using the Sinus protocol 2 Use the Shape Region tool from the toolbar to draw a circular region of interest of approximately cm in diameter in the center of the phantom 3 Read and record the mean value and standard deviation Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 92 Tolerance The mean CT number of water is expected to be 0 100 units while the standard deviation is expected to be within 30 20 units 10 2 CT Number Linearity Test CT Number Linearity Test Equipment Quality control phantom Procedure 1 Perform a scan of the resolution phantom in Resolution Protocol scanning protocol 2 Allow the MiniCAT software to reconstruct the image 3 Use the Shape Regions tool to measure the average value within the four linearity inserts on an axial cut in the reconstructed image 4 Calculate and record the correlation coefficient between the measured values and the expected values The expected values are 1000 100 120 and 990 The calculation can be done in a spreadsheet application using a correlation coefficient function Tolerance The correlation coefficient should be
50. meet these criteria the patient should be re positioned e For Sinus Scans gt The sinuses are within the window gt Patient head appears facing sideways gt Head is upright not tilting forward or back gt There is space between the tip of nose and edge of the scout image Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 44 gt The top part of the upper lip is included An example of a good sinus Scout View is shown below Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 45 An example of a poor sinus Scout View is shown below Improper patient positioning is indicated by the visibility of the maxilla and upper teeth and no space in front of the nose e For temporal bone scans gt The temporal bone area is centered in the scout view image Note For temporal bone imaging a Scout View may not be the best method to assess a patient s positioning Xoran recommends using the alignment laser lights 6 5 Start Acquisition Start Acquisition 1 After confirming that your patient is properly positioned you are ready to acquire the CT scan 2 Stand behind the operators barrier 3 Click Start Acquisition Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 46 Study Study tithe E
51. mend that the scanner remain on at all times If the scanner has been shut down for any reason please allow one hour for the scanner to warm up before scanning patients to ensure the best quality images Both the MInICA TIM scanner hardware and the workstation must be turned on for the system to function properly Turn on the Workstation Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 19 The workstation computer controls the MiniCAT system hardware and software Press the power button to start the workstation Also turn on peripheral devices such as the workstation monitor printer and server if applicable at this time Turn on MiniCAT Hardware To turn on the system push the green ON button on the Main Control Box The Main Control Box should be located on the operator s desk The lights on the Main Control Box represent the following POWER The system is turned on READY The system is ready to perform a scan X RAY The X ray source is on emitting radiation ON Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 20 FAULT When lit this light indicates that the X ray has timed out Please contact Customer Service at 800 70 XORAN FAULT When rapidly flashing this light indicates a hardware initialization problem flashing Please follow the s
52. n N Important Select protocol BEFORE seating the patient in the scanner 1 Check the Dry Run box and the Acquisition button will change to Dummy Acquisition Acquire Scout View Dummy Acquisition 2 Make sure that nothing including any part of the patient 1s in the path of the rotating overhead gantry 3 Click Dummy Acquisition and the gantry will rotate and rewind without firing the X ray source Acquire Scout View A Scout View is a single lateral X ray taken to verify that the patient Is positioned properly used for any purpose other than positioning patient x Caution Distances in Scout View image are not to scale Scout View should not be Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 43 1 In the Acquisition window click Scout View Study Study tithe mith John 3714720065 Protocol Sinus Ordering Physician Acquire Scout Vieuu Start Acquisition Om Aun 2 The following dialogue box will appear Yoran CAT B x Is it OK bo turn the gt ray tube ON and start the acquisition e Important Make sure that all required radiation safety procedures are complied with before proceeding 3 Stand behind the barrier and click OK The Scout View image will be acquired 4 Check the Scout View to make sure that the following criteria are met If the Scout View does not
53. ommend some tests which can be included in the program Xoran recommends that these tests be performed and interpreted by a qualified medical physicist or a state authorized service technician in accordance with local regulations Xoran recommends that quality control tests be performed once a year and as regularly as required by state radiation safety regulations MiniCAT owners participating in a MiniCAT service agreement are eligible to receive assistance performing these test procedures from Xoran Customer Service personnel However Xoran recommends and your state may require that a medical physicist performs an independent evaluation Xoran provides a quality control phantom to use for these quality control tests Xoran also provides a QC Test Log Form as a template for recording these test procedures Xoran has developed these procedures based on the fact that the scanner is designed to scan only the sinuses and temporal bones which are high contrast or bone window imaging tasks that require isotropic high spatial resolution and do not require the level of contrast resolution needed for other imaging tasks such as brain or muscle tissue scanning etc Xoran designed the MintCAT according to the ALARA As Low As Reasonably Achievable principle by minimizing the radiation dose to the patient while providing the image quality necessary for scanning the sinuses and temporal bones Should your MiniCAT system fail any of the fol
54. on menu as TMJ 1 You can toggle between this view and others by selecting the desired view in the Navigation menu top right corner e The two images in the upper right portion of the screen are the right and left image cuts along the TMJ lines e The slice thickness is 5 2 mm and can be changed by left clicking on the Slice Thickness ST value in the top right corner of each image and selecting a new value e The two panes of small images are cuts that are perpendicular to the TMJ lines These are equally spaced along the length of each TMJ line e You can move the TMJ lines by hovering over them with the cursor until they are active they will change color grabbing them by holding down the left mouse button and dragging them to the desired location e You can make changes to the TMJ lines by moving the cursor over them until the TMJ lines change color and then right clicking with the mouse A drop down menu will appear with options You can also make similar changes by right clicking the corresponding TMJ lines in the Navigation menu and choosing from the following menu options Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 75 Change Color Visible Select GoTo Delete Region TMJ Description Options Change This changes the TMJ line color Color Visible This makes the TMJ lines invisible To make the TMJ lines reappear right
55. ons for W L can be applied Click on the down arrow next to the brightness contrast icon and a drop down menu will appear e Select Bone to restore the window and level values to their default values View Window Help peer D BIL A Set indo Level e Select Set Window Level to manually adjust the window and level values for an image and save adjusted values as a new preset Rotate The Rotate tool allows images to be rotated in MPR view e Find the double ended arrow on the right side of the image e Click and drag the arrow up and down to rotate the image e Rotation angle adjustments are recorded in the patient information overlay listed as alpha delta and gamma angles values in degrees Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 60 Window Level Bone e Images can be restored to their original non rotated orientations by selecting the Restore Original Tilt option from the View menu 7 5 Annotation Tools The tools below allow you to make distance measurements and create comment overlays on images Note All measurement and annotation tools can be used in any window where images are displayed Line Tool Using the Line Tool measurements can be made between two points on an image in millimeters 1 Click on the Line Tool icon in the toolbar to activate the tool Looks like a ruler 2 Left click on the starting point
56. out click on the words Log Off Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 23 File Patient Study View Window Help G Oy em g ao gt gt fy xy Image Output CY Patie Database CT User Log Off Patient data Navigation Pat Reg No First Name LastName Date of Birth Sex Study Study Date Study Title Exit Software To close MiniCAT software select the Exit option from the File menu Turn Off Workstation Note Most MiniCAT users keep the workstation powered on at all times However if the installation site is subject to frequent power surges we recommend that the computer be turned off at night to protect the system and prevent data loss 1 Click the Start icon on the bottom left of the main computer screen 2 Click Turn off Computer Turn Off Scanner To turn off the scanner push the yellow OFF button on the Main Control Box Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 24 3 5 UPS Uninterruptible Power Supply The MiniCAT system 19 installed with a UPS Uninterruptible Power Supply which contains a backup battery with enough capacity to complete one scan If the facility power goes out while a scan is In progress e The system will continue to be powered
57. pped with provisions for an optional door interlock circuit This type of circuit shuts off power to the X ray source when the door is opened Call Xoran to learn more about these options if required in your area Disposal Follow local regulations on disposal of waste parts The X ray source assembly image sensor and all electronic circuits should be regarded as non environmental friendly waste product Extension Cords Cables Do not use any extension cords which have not been provided with the MiniCAT Use only the interface cables provided with the MiniCAT Do not alter the cabling configuration See section 2 6 Connectivity Diagram Additional Software and Accessories Do not connect any items or equipment to the MInICA TTM which are not part of the system Do not install any additional software on the system Either of these actions can cause the system to malfunction and will result in voiding your warranty 1 3 Table of Symbols The following symbols can be found in this manual and on the equipment They are described below Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 Type B Applied Part Electric Shock High Voltage This symbol wherever it appears alerts you to the presence of uninsulated dangerous voltage inside the enclosure voltage that may be sufficient to constitute a risk of shock Protective Earth Ground Grounding re
58. s 1 2 r Wa Columns l Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 58 Columns The number of slice images displayed on the screen in Axial Coronal or Sagittal views can be altered using the Columns pull down menu The following examples show 3 columns top versus 6 columns bottom in Coronal view e 3 columns GR Ge 9 e Ka amp fF A PS CX Default Viewing Protocol KIT Thickness 1 2 nmn Columns 5 e 6 columns Ee sey rm z az a r rm 4 h clau Vesag Pnn hna l b Image Ouiput KUL IFET Thickness cmr Columns 6 gt E Yr rg i Era Seno r m Window Level The Window Level values determine the brightness and contrast of the displayed image To adjust 1 Click on the Window Level icon in the toolbar 2 The cursor will change to show that you are using the W L tool Now click and drag anywhere in the image e Window value increases as the mouse 19 moved to the left of the image and decreases Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 59 to the right e Level value increases as the mouse is moved towards the top of the image and decrease towards the bottom 3 The Window Level values appear in the patient information overlay labeled W L abi gt z DAS j ACESSE 4 Preset opti
59. s represent the location of the other two slices shown in MPR view gt For example in the Sagittal view shown below The green line represents the Coronal slice plane The red line represents the Axial slice plane Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 56 gt Cut plane lines can be moved by clicking and dragging This causes the images in the other view windows to change gt Two cut plane lines may be moved together simultaneously by grabbing the lines at their intersection Slice Thickness The slice thickness is displayed in the upper right corner of each image in MPR view In a box labeled ST Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 57 LH l a m xaza m Slice thickness can be changed by clicking on the ST box and selecting from the list e Min ST for Sinus 0 4 mm e Min ST for Temporal Bone 0 2 mm Pitch Pitch is the distance between slices also called the inter slice distance or the slice gap The pitch is only relevant in Axial Coronal or Sagittal views To change the pitch click on the down arrow and select a new value from the list oy e gt mm lt 5J all OF f PS fh Default Viewing Pi 10 4 mm Thicknes
60. sage will appear prompting to start the calibration process Click Calibrate to begin C Calibrate Press Calibrate to start the calibration process m 4 A message will appear asking you 1f it is OK to turn on the X ray source Ensure that you are behind the radiation barrier and click OK Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 27 Xoran CAT i gt X Is it OK to turn the x rav tube ON and start the acquisition of the Sain Correction scan CAUTION Remove ALL objects between the x ray source and the detector Failure to do so will result in a bad Gain Correction scan which will affect all the subsequent scans un Warning It is the user s responsibility to ensure that proper radiation safety procedures are in place before firing the X ray source 5 Remain behind the radiation barrier until a message appears indicating the calibration is complete Click Close to finish the process 4 Calibration Calibrate Calibration Is done HQ 2 7947 Please press Close button to continue Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 28 5 0 PATIENT DATABASE The Patient Database is the user interface to patient records and studies 5 1 Patient Database Launch Patient Database The Patient Database window is automatically
61. to control patient movement to optimize spatial resolution and image quality Follow the directions below if your scanner Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 40 is equipped with the new MK1 1 The neck pad in positioned in the bottom bracket for adults and the top bracket for pediatric patients See example below 2 Seat the patient so the neck pad sits comfortably at the curve of their neck The patient s ears should be approximately 5 inches 1 cm below the sides of the MK1 3 Insert temple wedges squarely and securely on sides of head Included with each MK1 are three pairs of different sized temple wedges to fit patients of varying head sizes Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 41 Small Medium Large 4 Secure forehead strap as shown below Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 42 5 Remind the patient to remain still and relax while positioned in the scanner 6 4 Dry Run and Scout View Perform Dry Run The Dry Run function rotates the overhead gantry without activating the X ray source This optional function allows the patient to become more familiar and comfortable with the system This can help to reduce patient motion during the actual CT sca
62. tudy File Description Type during an acquisition This raw data is reconstructed using a tomographic algorithm to create 3 D imagery The final result is known as the Reconstruction This 3 D volume imagery can be viewed as a series of coronal sagittal or axial slices as well as in many other ways 5 To open a study for viewing double click on its title Note Refer to Chapter 7 for more information on viewing patient studies 5 4 Advanced Search Advanced Search Patient studies may also be searched by ordering physician imaging protocol or a range of dates when the studies were acquired 1 Click Start Over in the Patient Database window 2 Select the Advanced Search option from the Patient menu Advanced Search Patient Study Pat Reg Ho Study Title First Marne Protocol Last Name Ordering Doc Date of Birth Acquired By Sex Show reconstructed studies only Study Date Patient records created with previous versions of MInIGAT may not contain i iredi HE i on Studies acquired in the last w days gender data Such patient records will 3 NOT be included in the result when a Acquired On 05708 2006 specitic sex I e F or M is entered si Acquired Between 03 05 2006 as search criteria And 08 08 2006 3 Enter search criteria into the Advanced Search window and click Find A list of matching patients will be displayed Xoran Technologies Inc 2007 Rev 002 DCO
63. valent Scattered Radiation at 3 X Ray Tube Focal Spot Size N B Actual tube voltage and current can be measured See MiniCAT Installation Guide Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 82 EMISSION CHARACTERISTICS Full Wawa Recifed Single phase polar i j PA z F I a I 3 _ LL TH aot 2 caso Tore 12 13 14 15 _ ul t Oc 2 i u E E a TUBE CURRENT mA Filament Volliamps Characteristics BD Hz AC amp DC Anode Cooling Curve LH TELET TILL LT TT TI U TT TE TIT TI TT TI TI NI TTT TTT TTT LU T TTT TTT T T LUHA LUTT TTT TTT TT AA TIT ANODE HEAT STORAGE CAP 30000 H U MAX ANODE COOLING RATE 185 H U PER SECOND OIL SUBMERGED ONLY Volts KM G Anode Heat Storage Capacity HU X 4000 Amps Time In Minutes H U Heat Units kVp Kilovolts Peak x mA rms Time sec Joules 707 x H U SXR 130 15 0 5 SUPERIOR X RAY TUBE CO 0 5 FOCAL SPOT 06 29 04 Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 83 9 4 Scatter Map Scatter Map Xoran Technologies MiniCAT Secondary Radiation Measurements Secondary scatter radiation was measured on the MiniCAT using optically stimulated luminescence OSL dosimeters
64. ystem shutdown procedure followed by the system startup procedure If the problem persists Please contact Xoran Customer Service for assistance Note The same light configuration is on the front overhead cover of the machine except the fault light Note The Yellow OFF button on the Main Control Box can be used to turn off the MiniCAT scanner hardware It is recommended that the system be left on at all times Launch MiniCAT Software Tip Make sure the workstation monitor is turned on 1 Double click on the MintCAT icon on the desktop tos Minic AT 2 System users must log on to operate the system Enter username and password 3 Patient Database window will open 3 3 User Management User Management Any person operating the MiniCAT system is called a user User information can be managed in the User Management window To launch select the User Management option from the View menu in the application Xoran Technologies Inc 2007 Rev 002 DCO 278 XoranForm SOP9 2 Rev date 07 27 07 Part 020009 03 21 E User Management User Type adam a ee on Technologist E bailey Dr Bailey Pardee Ordering Physician E carlos Dr Carlos Samoyed Ordering Physician E donwurk Donwurk Henomeo Technologist The most common User Management action are listed below e New User From the User menu select New User Fill in the user information into the fields e User Type Users of t

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