文稿教案成果optima ct

1、Optima CT660(小宝石CT）Application training 2012July. 8, 2012HaoZheContent Outline:1、Optima660introduce2、培训中注意问题讨论Optima 660 introductionNew look and feel Compact designGreen : BSD Base Blue: VCT Base- New Display- Touch panel controlOrange : NewPerformix 40 TubeNew control panel40mm wide DetectorReal i

2、n one console- Compact design- 16fps500 pounds Table:1700mm scannable range- 72KW generator- 0.35sec capabilityOptima CT660 SpecificationsNon ASiR mASiR mSystem name plateOptima CT660ConfigurationsOptima CT660Optima CT660 w/ ASiRNoteMax Rotation speed0.35sec0.35secStd: 0.5sec,Option: 0.4sec (Cardiac

3、 and Ped), 0.35sec (Cardiac only)Generator72KW (100KVA)72KW(100KVA)Detector64*0.625mm64*0.625mmTubePerformix 40 Tube, 6.3MHUPerformix 40 Tube, 6.3MHUNew tube, 0.35sec capabilityOCBasic m(Gray color)ASiR M(Black color)Table500 pounds Table(1700mm & 2000mm)500 pounds Table(1700mm & 2000mm)Same

4、 as BrightSpeed Velocity tableMax mA72KW: 560mA (600mA), 120KV72KW: 560mA (600mA), 120KV600mA is SSP onlyRecon Speed16fps16fpsPerformix 40 tubePerformix40 tube is new tube modified from Performix tube to extend mA range and rotation speed for Cardiac capabilities.In general, can get the longer tube

5、life if use the slow rotation time.MaxmARecommend to use the slow rotation time.0.6sec and 0.8sec rotations except Cardiac scanning protocolsare used in GE reference protocol.kVSmall focusLarge focus80100120140300240200170400480600515New features-Xtream Display-Emergency Patient-Energy Saving mode-S

6、marTubeTM-Dose Reduction guidance (ASiR)-7.5mm/10mm Thickness-Export Protocol-Scan data handling-Screen Saver Timeout-CD/DVD interchange-Axial Overlapped Recon-Priority Recon improvement-Graphic Retro improvement-Media Tower change-Dose Check（一） Xtream DisplayMain function- Table/ Gantry information

7、Vertical range/Horizontal range Gantry tiltindicators- Patient informationPatient Name Patient ID AgeGenderExam Description- Tool/ Movie/ Default Patient Positioning: Movie button to switch Movie selection screen: Tool button to switch Tool screen（一）Xtream DisplayTable/ Gantry informationIndication

8、contents are the same as current systems.- Vertical range/Horizontal range- Gantry tilt*- indicators*Gantry Tilt indication becomes larger during thePrescribed (Remote) Tilt button blinking.*For indicators, the normal/no signal state is small and gray out, and the abnormal/signal receiving state is

9、larger and colored.（一）Xtream DisplayPatient information functionInformation is displayed on Xtream Displaywhen information is input in New Patientscreen.- Patient Name- Patient ID- Age- Gender- Exam Description*Font size is automatically changed by the number of characters. Customer Benefit : Avoid

10、to scan a different patient by mistake- Preset Patient information display , “OFF” or ”Hide at Confirm” or ”Always”.CSD > Configurations > Patient Information on Xtream Display- Patient information display ON/OFF during Exam on ViewEdit screen.Turn ON/OFF Gantry Display Patient Info.（一）Xtream

11、DisplayDefault Patient PositioningTable location preset procedureCan set the three table/cradle positions.1. CSD > Calibration > Default Patient PositioningSelect “Start” button on the popup window.2. Step1 to 3 setup windows appear on gantry LCD.- Step1. Select one of three buttons.- Step2. S

12、elect one of Anatomical reference icons.- Step3. Move table/cradle to target location, confirm icon selected in Step2.Then push Save to save table location, or push Cancel to cancel .Note: This should be done by Application specialists to avoid the unexpected changes by users.（一） Xtream DisplayDefau

13、lt Patient PositioningTable load procedure1. Push the desired button on Xtream Display.2. Step on Load pedal.3. Cradle moves to the target preset position.4. Release Load pedal.5. Do fine adjustment.Customer Benefit : This is Positioning workflow improvement,Nurse andAssistantcan support Patient pos

14、itioning easily.Select（一） Xtream DisplayMovie function6 movies are available for patient relaxation and Exam explanation.1, 2 : Exam explanation support3, 4 : Pediatric relaxation5, 6 : Adult relaxationSelect one of movies, then automatically plays the selected one. 1 and 2 are played to the end of

15、movie. The other than 1 and 2 are played loop back.Movie buttons information * Movie number on each button relates the number button in bottom side.: Play movie (then switch Pausebutton): Pause movie (then switch Playbutton): Stop movie and return to movie selection screen: Return to Main screen（一）X

16、tream DisplayTool screen1, Touch panel calibration> Calibrate by 5 point touch according to the guidance2, Brightness adjustment> Adjust brightness by slider bar or allow button3, Screen color selection> Select the desired screen color, black type or white type4, Screen Saver selection>

17、Select the desired screen saver from 5 savers or no saver, and adjust SaverTimeout by slider bar or arrow button* Movie number on each button relates the number button in bottom side.（二） Emergency PatientStart an Emergency patient and open the Emergency protocol. Patient Name andPatient ID are assig

18、ned automatically. Once a protocol is selected, then ViewEdit screen displays.NOTE: Emergency Patient will only be displayed if set to ON in System Reconfig.Customer Benefit : Easier understanding for non CT specialists due to intuitive icons with anatomical reference Land mark and scan area.Click,

19、then openPatient ID and Patient Name- Patient ID is always “Trauma”.- Patient Name is Year/Month/Day/Time and CT suite name.- Both areas can be modified by manual input or can be selected from Patient schedule.（二）Emergency Patient setting protocolsProceduresEmergency Patient Protocol set-up screenLi

20、nk an User ProtocolLinked Protocol, displayed on Protocol MgmtChange an iconDelete a linked protocolIcon SelectionHIPAA Limited UserEmergency Patient Screen Just after LFC16 / GE Title or job number /2013/11/4（二）Emergency Patient setting protocolsEmergency Patient Protocol set-up screenClick on Emer

21、gencyPatient Protocol button.Emergency Patient Protocol button is available on Protocol Management screen.Emergency Patient Protocol set up screen appears17 / GE Title or job number /2013/11/4（二）Emergency Patient setting protocolsLink an User Protocol Protocol Selection Screen appears. “Emergency Pa

22、tient Protocol” button is highlighted and insensitive. Only User tab can be selectable.Select “blank” protocol name button.“Link” buttons becomes sensitive.Click on Link button18 / GE Title or job number /2013/11/4（二）Emergency Patient setting protocolsLink an User ProtocolIn case of PediatricSelect

23、the protocol. Then,click on OK button.Select an icon.19 /An icon selection pop-up w/o Cancel button appears automatically.umber / 13/11/4（二）Emergency Patient setting protocolsLinked Protocol, displayed on Protocol Mgmt“* (asterisk)” is displayed at the head of a protocol number.20 / GE Title or job

24、number /2013/11/4（二）Emergency Patient setting protocolsChange an iconAn icon selection pop-up with Cancel button appearsSelect appropriate icon.Click on the icon button.21 / GE Title or job number /2013/11/4（二）Emergency Patient setting protocolsDelete a linked protocolSelect the protocol name button

25、.Delete Link button becomes sensitive.Click on Delete Link button. The icon button disappears. Protocol name field becomes blank. Delete Link button becomes insensitive. Link button becomes sensitive.22 / GE Title or job number /2013/11/4（二）Emergency Patient setting protocolsIcon SelectionGantry On

26、RightAdultPediatricGantry On LeftAdultPediatric（三） Energy Saving modeDo NOT use this feature for Emergency hospital.Energy Saving mode provides a power-off/on sequence to the gantry(including Detecter) after system shutdown.The gantry will be automatically ready for system startup at a preset startu

27、p time/date.Customer Benefit : Save energy overnight. ( Up to 60% energy saving )（三） Energy Saving modeShutdown Procedure1. Click Shutdownicon.2. Select “Energy Saving mode” in shutdown attention.3. Set “Next Start up Date/Time” or weekly scheduling by schedule setup window as needed.*During Energy

28、Saving Mode is on, 3 dots on count down window on gantry panel will blink on and off every 3 seconds.Startup ProcedurePush Power button on operator console after the startup time.* When the system is turned on prior to the startup time, scan is disableduntil the detector has reached proper temperatu

29、re.（四） SmarTubeTM WarmupOnly available if GE Tube Optimized tube warm up- Tube operation at optimal temperature zone- Extend tube life3 tube states shownGreen : Optimal operating temperatureYellow : between optimal and cold- Shorter tube warm up time- Click on yellow icon to jump to tube warm up scr

30、een- Less heat to tube when warm up doneBlue : Tube is cold, tube warm is required, if skipped mA is limited.- Click on blue icon to jump to tube warm up screen（四） SmarTubeTM WarmupThroughput determines what state the system will be in- 2 patients/hr or less will most likely be in yellow zone more f

31、requently.Not to be used as a count down to cold tube, use to keep the system inthe optimal zone and to extend tube life.（五） Dose Reduction GuidancePreknowledge：源于宝石CTGE独有CT重建算法5 Optima660 ASIR重建模式slice mode6 Optima660 ASIR重建方式前瞻性及回顾性重建均可实现7 Optima660 ASIR重建参数设定0-100% ,间隔10%8 ASIR Review 功能Optima 66

32、0 ASIR使用的两种方式 Scan with Dose Reduction Guidance（ASIR 50% lower) Scan with ASiR procedure. (ASIR 50% higher or need manual ASIR modulationmA value manual controllable)（五） Dose Reduction GuidanceManual mAmA control popup with %Dose ReductionActual mA valueViewEditActual mA value & DR on(五） Dose Re

33、duction GuidanceAuto mAmA control popup with %Dose ReductionmA tableDisplay actual mA value enabled %Dose ReductionViewEditMaxmA & DR on（五） Dose Reduction GuidanceKeep the following in mind when using Dose Reduction Guidance: 如果在重建选项中选择了ASIR，DR是不能选择的，必须在重建选项中先关闭ASIR； DR最大可选择50%，如果需要超过50%的剂量降低，关闭

34、DR功能，在重建选项中设定ASIR百分比； 实际使用的毫安值是由系统按照百分比计算出来的； ASiR百分比的选择是基于标准算法及预先设定的DFOV基础上的； 当ASIR设定取消系统会出现警告，提醒用户检查之前使用DR时的毫安及噪音指数设定 当修改系统自动设定的ASIR值时同样会出现系统警告（五） Dose Reduction GuidanceAttention messageThis message appears that ASiR is turned off when not using Dose Reduction Guidance.（五） Dose Reduction Guidance

35、 Scan with ASiR procedure.Dose adjustment method when using Auto/SmartmA with Noise IndexDose adjustment method when fixed mASoft, Standard, Detail, Lung, Bone or Bone Plus reconstruction algorithm(六）New slice thichness-7.5mm/10mm-7.5mm and 10mm are available for Helical mode.-10mm is available for

36、Axial mode.（七）Axial Overlapped ReconWhat is “Overlapped Recon” ?Thickness is same, just image intervals are half.- May improve visual image quality (MPR, VR)41 / GE Title or job number /2013/11/4(七） Axial Overlapped ReconClinical value proposition0.625 mm Overlapped images may improve visual image q

37、ualityImproved reformat and VR images42 / GE Title or job number /2013/11/4（七）Axial Overlapped ReconRetro Recon supports overlapped reconstruction for 20 and 40mmAxial detector coverage.- Retrospective only- Axial scan only- Select 0.625Z from thickness pop-up- 40 mm beam 128i- 20 mm beam 64iRetro r

38、econ Thickness pop-up screen43 / GE Title or job number /2013/11/4（七） Axial Overlapped Recon Image location shifted ¼ of a row 50% overlap defined by the system Not compatible with- SnapShot Pulse Image annotation indication- Recon Mode- Scan info44 / GE Title or job number /2013/11/4（八）45 / GE

39、 Title or job number /2013/11/4（八）46 / GE Title or job number /2013/11/4（八）47 / GE Title or job number /2013/11/4（八）548 / GE Title or job number /2013/11/4（八）649 / GE Title or job number /2013/11/4（八）50 / GE Title or job number /2013/11/4（八）51 / GE Title or job number /2013/11/4（八）52 / GE Title or j

40、ob number /2013/11/4（八）53 / GE Title or job number /2013/11/4（八）54 / GE Title or job number /2013/11/4（八）55 / GE Title or job number /2013/11/4（八）56 / GE Title or job number /2013/11/4（八）57 / GE Title or job number /2013/11/4（九） Priority ReconSeries ModeImages from the first and last 20mm in the sca

41、n range regardless of image thickness will be prioritized.When there are multiple scan groups in a series, images in the first 20mm in the firstscan group and images in the last 20mm in the last scan group will be prioritized.Group ModeImages from the first and last 20mm in scan range of each group

42、regardless ofimage thickness will be prioritized.clickclickclickNot compatible with Cine, Volume Shuttle, Volume Helical Shuttle, Cardiac Helical, SnapShot Pulse, SmartStep and Direct MPR.58 / GE Title or job number /2013/11/4（十） Graphic RetroSet Recon Location to the Retro Start/ Retro End field-Di

43、splay the image where you want the reconstruction begin, and click Set Retro Start. Start location is input to Retro Start field.- Display the image where you want the reconstruction to end andclick Set Retro End. End location is input to Retro End field.New59 / GE Title or job number /2013/11/4（十一）

44、Media Tower change (DVD-RAM drive removal)- Face plate over current location- System state now save to USB- Raw data can be saved to DVD-RAM bare mediaSingle DVD-RW drive- Read/Writes CD-R media- Read/Writes DVD-R media- Read/Write DVD-RAM (bare) media- Can use media from DVD-RAM if removed from cartridge60 / GE Title or job number /2013/11/4（十二）Dose CheckDose Ch