台灣醫療事業保健部門 臨床應用專員 楊欣蓓 Philips iU22 Ultrasound System Advanced System Training
Sep 04, 2015
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Philips iU22 Ultrasound SystemAdvanced System Training
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Agenda
System overviewImaging modesCaliper / CalculationReview and
Image managementQ & A
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System overview
SystemTransducersPeripherals
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System overview
Power ON / OFF
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System overview
Transducer Port
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System overview
Touch screen
Touch ScreenRotary Knob Display
Tabs
Touch ScreenButtons
Green
Green Outline
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System overviewKeyboard / Control Panel
Left Center Right
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Green = Active
Amber = Available
Off = Unavailable
System OverviewControl PanelTri State Lighting
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System overview
Control Panel - Left
Physio
Report
Protocol
Review
Patient Data
Transducer
End Exam
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System overview
Control Panel - Center
2DColorPWZoomCPAM-modeCWCapture
(max10min)
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System overview
Control Panel - Center
FreezeDepthFocusUpdateCaliperCalcPointerTrackballClick
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System overview
Control Panel - Right
RecordVCRVolumeAnnotate, Erase TextBody MarkerTGCiSCANPrint
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Start Exam- Power on- Patient data- Transducer / Application
Monitor Screen
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Imaging Modes2D
- Depth- Gain- Compress- TGC- Focus / Focus range- Compress- 2D opt :
Pen / Gen / Res /HPen / HGen / Hres
- SonoCT- XRes- DRS- AGC- iSCAN
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Gain- ????????
Compress
Echo levels0 Tissue air
-20 Tissue bone
-40 Fat muscle
-60 PlacentaLiver
-80 Kidney Parenchyma
-100 Blood
-120Electronic noise
-140
Mapping functions Gray scale
Compression
Dynamicrange
0 Min Gray Shade123456789101112131415 Max Gray Shade
{
{Tissue
Monitor DisplayLargeboundaryechoes
Noise { Compression
- Dynamic range (????)
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Philips TechnologyBroadband
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Philips TechnologyBroadband
Pen Res
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Philips TechnologySonoCT
Conventional image SonoCT image
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Philips TechnologySonoCT
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Philips TechnologyXRes
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Philips TechnologyDRS (Dynamic Resolution System) Res-Spd/ Res- Pen
DRS is a macro control that provides instantaneous one button adjustmentof temporal vs. spatial resolution in 2D, 3D, color and CPA modes. Thefeature is designed to give the user the best combinations of multiplecontrols when they need to choose between fast frame rates or optimalimage quality.
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Dynamic Resolution System - one control that adjusts nearly 40parameters simultaneously to optimize functions such as: Line density , Persistence, Number of lines of sight (SonoCT)
Philips TechnologyDRS (Dynamic Resolution System) Res-Spd / Res- Pen
R1 is optimizedfor maximumimage quality
RS provides thebest overall choiceof system settings
S1 is optimized toimprove speed
R1 is optimized forcolor resolution
P1 is optimized forcolor sensitivity
2D Color
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Philips TechnologyAGC ( Adaptive Gain Compensation )
AGC works continuously to correct for localized attenuationand enhancement variations not accounted for by Time GainCompensation (TGC). AGC does not control overall gain orcompression. AGC is hardware controlled and there is noeffect to frame rate when activated.While AGC is activated allother controls (TGC, gain, etc.)will respond normally.
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Philips TechnologyiSCANUses system intelligence to
automatically adjust:TGC based on tissue
attenuationReceiver gain based on
overall tissue brightnessRe-map compression
curve based on range ofdetectable tissue signalsDoppler gain based on
Doppler signal strengthDoppler PRF based on
maximum detectablevelocityDoppler Baseline based on
forward/reverse flowcomponents
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Philips TechnologyHow does AGC differ from iSCAN?
iSCAN is an automated image optimization process usinguser-available controls (gain, TGC, compression). iSCANoptimizes the image each time the Iscan button ispressed. The purpose of iSCAN is global imageoptimization.
AGC is a signal processing technique that dynamicallyadjusts the gain of every sample in real time. AGC runscontinuously when activated. The purpose of AGC isdynamic correction of localized gain artifacts.
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Imaging Modes
Color- Color box position / size- Gain- Scale- Invert- Flow Opt:
Low / Med / High- Color compare* What are the
benefits?
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Imaging ModesPW??????, ??SV ??,? Update,High-Q
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Imaging ModesCPA ( Color Power Angio )- an amplitude mode color display showing the
intensity of Doppler shifts. CPA is useful for showingslow or diminished flow due to the fact that it is lessangle dependent than color flow imaging.
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Imaging ModesCPA and Doppler CPA compare
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Imaging ModesDirectional CPA
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Caliper and Calculation
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3 Distance Vol1 Distance VolDist+ Ellip VolVol DistanceVolume Ellipse
Volume
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Volume
A. 3 Distance Volume1) ?2D ?? Volume Distance 1, Volume Distance 22) ?????90??????Volume Distance 3 , Done ,???Volume?
* X X X 0.523 = Volume
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B. I Distance Volume1) ?2D ?? 1 Distance Volume ,???
volume?* ?????????????
C. 1 Distance and 1 Ellipse Volume1) ?2D ?? ? Volume Distance2) ?????90?????? Volume Ellipse ,
?? ellipse ??(?????),???volume?
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Caliper and Calculation
Press the Calcbutton and selectthe desired label
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Review and Image management
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Review and Image management
Review
Press Review
Is exam in progress?
System enters imagereview or patientdirectory
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Review and Image management
Patient Directory
Search
- Search
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Review and Image management
Patient DirectoryLock Study
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Review and Image ManagementPatient DirectoryExam Status
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Review and Image ManagementPatient DirectoryNetwork Status
PrintStatus
CommitStatus
ArchiveStatus
Export toDVD status
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Review and Image ManagementImage Review
Display Exam
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Review and Image ManagementImage Review Screen
Selectedpatientexams
Thumbnailregion
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Review and Image ManagementDelete Image
DeleteSelected
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Review and Image ManagementExport MediaJPG/AVI
To Media asJPG/AVI
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Thank you for your attention