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signa horizon lx 8.2 conformance statement

1. 0044100 ss LC Respiratory trigger point 1 0043 00 5 1 Typeofreceiverused 1 0043 SS 1 Peak rate of change of gradient field 0045 1008 1 Limits in units of percent 0045100 DS 1 PSD estimated limit 1 00 D 1 PSD estimated limit in tesla per second 0043 1008 1 Sarvghead ooma s 1 O Window vale oowoo os 1 O GE image integrity 003 01 ss 1 ss Unique image iden 1 004309 1 Histogram tables 1 004309 OB 1 Userdefineddata 0044100 OB 1 Private Scan Options 004 100 5 4 Effective echo spacing 0044100C ss 1 Suingslpfield Ooo 1 Stingslpfieli2 1 00 sa 1 Rawdaatype doood ss doc ver 2 6 78 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 Raw datatype 10004310380 SS Lt RA cord of target recon center 043 1031 Ds 2 0043 1032 Negscanspacing 0043 1033 E NTR 2 User usage tag 00431035
2. ooo DAScalmode SS 043 040 SL 4 DAScalfreqency 00451047 SL 4 doc ver 2 6 73 mee Go LAA gt GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 DAS reg xm 00431048 SL 4 0043 04 SL 4 Starting channel of view 00034104 SS 4 DASxmpatem owo 4 TGGC triggermode 00 ss 4 Start scan to Xrayondelay 0044104D 4 Durationofxrayon 4 B 2 MR Image IOD Private Data Elements Definition 2 1 Private Creator Identification GEMS 01 LO Suteid LIDD an 1 Productia 000900 1 Image actual date St 1 Seviceid an 1 Mobile location numer 00091031 5 1 Equipment UID J 00910E 1 Genesis Version now 000410E 5 1 Exam Record checksum 0009410E 1 Actual series data time stamp 000910E se _ 1 We B 2 2 Private Creator Identification GEMS_PATI_01 0011 1010 B 2 3 Private Creator Identification GEMS_ACQU_01 Horiz Frameo
3. 002721050 Table end location 1001050 E 1 RAS letter for side of image 002710522 5 1 RAS letter for anterior posterior 00271053 5 1 RAS letter for scout startloc 0027105 5 1 RASleterforscoutendloc 1 00271055 SH 1 doc ver 2 6 72 eigenem i GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 Table B 1 8 Private Creator Identification GEMS_IMPS_01 Lower range of Pixelst 1 029 104 st 1 Lower range of Pixelst 1 029 100 Lower range of Pixelst 1 00291006 DS 1 Lower range of Pixelst 1 009 SL 1 Lower range of Pixelst 1 0029 1008 5 1 Lower range of Pixelst 0029 100 5 1 Lower range of Pixelst 1 00290 5 f 1 Version of the hdr struct 1 0029 00 se 1 Advantage comp Overflow 00291034 s 1 Table B 1 9 Private Creator Identification GEMS_PARM_01 Window vale 043 1010 1 Total input views 043 1011 os 1 O XRaychin 043102 ss 3 O Deconkemelparameters 100043101 5 5 Calibration parameters 00431014 SS 3 Total output views o
4. E 1 CenterScoordofplaneimage 00272104 E 1 Normal R coord o 007104 1 O NormalAcoord ooo E 1 Normal S coord 1 doc ver 2 6 TT sal ont cel sud ee es GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 R Coord of Top Right Comer 00272104 FL 1 Numter of Excitations 10071060 LC 2 B 2 8 Private Creator Identification GEMS IMPS 01 Lower range of Pixelst 0029015 st 1 Lower range of Pixelst 0091019 s 1 Lower range of Pixels2 1 UpperrangeofPixel2 002901 st 1 Len of tothdrin bytes 0029101A st 1 Version ofthehdrstruct 1 0029 00 se f 1 Advantage comp Overflow 0029 1084 s 1 Advantage comp Underflow 1 029 1035 s 1 B 2 9 Private Creator Identification GEMS PARM 01 55 Gradientoffsetin X 1 043 1002 ss 1 Gradientoffsetin Y 1 0043 1003 ss f 1 Gradient offsetinZ 043 1004 ss 1 Img is original or unoriginal 00431005 55 1 Number of EPI shos 1 043 000 1 Viewspersegmnt 043 1007 ss 1 Respiratory rate bpm
5. Inactivity time out bi_store_tio Session timeout bi_session_tio Note All configurations should be performed by a GE Field Service Engineer 5 6 SUPPORT OF EXTENDED CHARACTER SETS This does not support any Extended Character set doc ver 2 6 63 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 Appendix A IOD Definitions Enclosed is a listing of only the Optional Conditional modules attributes used by this implementation for CT MR SC and Standalone Overlay IODs NOTE All other modules which are mandatory and consist of only type 1 elements and attributes which are type 1 per DICOM standard are supported by this implementation but are not explicitly listed here A 1 CT Specific IOD Definition A 1 1 CT Image IOD Modules PatenSudy FASB Frame of Frame of Reference A 5 12 Reference RmmagePan 57 i lmagePixd JL nb the type 1 elements are sent ConmsiBous A58 L k PCT Image LA LL SOP Common TAS 9 A 1 2 CT Image Module Type Value always sent Value always sent Value always sent Value always sent Filter Type 0018 1160 3 Sent Defined terms BODY FILTER BOWTIE FLAT FILT doc ver 2 6 64 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 FLAT FILTER LARGE BOWTIE FIL Focal Spot 0018 1190 Sent Fixed value of 0 7 or 1 2 Convolution Kernel 0018 1210 3 Not sent for scouts Defi
6. Series description 1 O X 0008103E Manactuer 1 1 1 1 O 00080070 Images in seres TO 00201002 Table 2 2 1 3 3 2 1 3 Supported image level keys Description jUsage Image number 00200013 Image type 1 O 900080008 Ro 1 0 O 00280000 Coums 0 2 O A 00280011 Image position 1 11 1 1 O X 900200032 Imageorienaion 1 11 1 O 00200037 Slicethickness 00180050 Slice spacing 1 1 1 O 00180088 Ganrytit 00181120 Convolutionkernel 9 00181210 Reconstruction diameter 090 00181100 Data collection diameter 0 0018 0090 Fipange O 00181314 Echo number JO 00180086 Echo LH 900180081 Inversion time 00180082 Repetition time 0 0080080 Trigger ime 10081060 Private Creator Identification 00190010 GEMS ACQU 01 Dfov Rect LE OMIE MidscanTime 00191024 Azimuth 1 00191020 Number of Echo 0019107E Private Creator Identification P 00210010 GEMS RELA 01 Scout Anref 1 00211044
7. 1 Start number for enhanced scans 019 101 SS 1 End number for enhanced scans 1000191016 SS 1 Series plane Soon 5 1 Fistscanrs 00191018 LO f 1 First scan location Oooow D 1 Lastscanrs 0019101A LO 1 O Lastscanlc 009 01B DS 1 Dispayfieldofviewv Oooow DS f 1 Tablesped Oooo DS Midscantime LOD s 1 O Mid scan flag 001905 SS 1 SL Gantry period Oooo Ds 1 O X RayOnposiion 1 0019 s 1 doc ver 2 6 70 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 0019 104A 0019 105E 0019 105F 0019 1060 0019 1061 0019 1062 0019 106B 0019 1074 0019 1075 Dependant on views processed 0019 106A 0019 1076 Back projector coefficient Table B 1 4 Private Creator Identification GEMS RELA 01 Series from which Prescribed 1 002109 SS 1 Genesis Version now 002105 1 Series Record checksum 0021100 f 1
8. GEMS_ACQU 01 Dfov Rect TP 0019401tE ZeroLength Midscan Time CT Pd 09 1024 ZeroLength Azimuth TR 09 1026 ZeroLength Number of Echo P 001914107E __ ZeroLength Private Creator Identification P 0021 0010 GEMS_RELA 01 Scout Anref TR 00241104A ZeroLength Private Creator Identification Ip 1002700100 GEMS_IMAG_ 01 Location RAS 100271040 ZeroLength Location TR 0027 1041 jZerolengh Center R Coordinate P 100271042 X Zerolengh Center A Coordinate P 00271043 ZeroLength Table Start Location LP 0027 1050 ZeroLength Table End Location P 00271051 ZeroLength RAS Letter for Side of Image Ip 00271052 ZeroLength RAS Letter for Anterior Posterior P 0027 1053 Zerolengh RAS Letter for Scout Start Location Ip 00271054 Zerolengh RAS Letter for Scout End Location Ip 1 00271055 Zero Length Image Dimension X LP 00271060 ZeroLength Image Dimension YP 00271061 Zero Length Note In the above tables the type field has the following meaning R Required U Unique O Optional P Private 2 2 1 2 3 Get Image s from Remote AE 2 2 1 2 3 1 Associated Real World Activity The operator must first select a destination by choosing Select Remote Host from Network pull down menu on the local database manager and then choose a hostname The operator then has to perform the Real World
9. Genesis version Now 1 Acgreconrecordchecksum 00211019 f 1 Screen Format 0000100037 5 1 O Anatomical reference for scout 002L104A LO f 1 Tubefocalspotposiion 00211090 SS 1 Biopsy position LIDL ss 1 O Biopsy T location 001102 Biopsyreflocation 00211093 FL 1 1 doc ver 2 6 71 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 Table B 1 5 Private Creator Identification GEMS_STDY_01 Start time secs in first axial 0023 1070 No of updates to header 0023 1074 Indicates if the study has complete info 0023 107D SS 1 DICOM genesis Table B 1 6 Private Creator Identification GEMS_SERS_01 Last pulse sequenceused 0025 1000 ss f 1 Images in Series 0025 1007 St 1 Landmark Counter 00251010 s 1 Number of Acquisitions 0025 01 SS f 1 Series Complete Flag 1 Numter of images archived 0025 1018 st 1 Last image number used 0025 1019 SL f 1 Primary Receiver Suite and Host 0025 101A SH 1 m
10. REV 2 6 sm 2171143 100 Time Last Calibrated 1800 1201 Printer shall return Value Note denotes that the attribute is optional for the SCU However we do provide values for all of these optional attributes and if the SCP does not support the requested value it may choose to either return a failure status or ignore the value provided and use its default value 4 2 1 2 2 5 Print Job SOP Class At present N GET and N EVENT REPORT DIMSE Service Elements are not supported for Print Job Class Print SCU looks for following attributes in N EVNET REPORT data received from Print SCP If Print does not receive N EVENT_REPORT it requests the Print SCP to retrieve the following set of attributes Note denotes that the attribute is optional for the SCU However we do provide values for all of these optional attributes and if the SCP does not support the requested value it may choose to either return a failure status or ignore the value provided and use its default value 4 2 1 3 Association Acceptance Policy The Print SCU does not accept associations 4 3 COMMUNICATION PROFILES 4 3 1 Supported Communication Stacks parts 8 9 DICOM Upper Layer Part 8 is supported using TCP IP 4 3 1 1 TCP IP Stack The TCP IP stack is inherited from the UNIX Operating System 4 3 1 1 1 API Not Applicable 4 3 1 1 2 Physical Media Support Ethernet v2 0 IEEE 802 3 doc ver 2 6 56 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE
11. 62 509 Dontcare Any contents acceptable 45 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 3 3 3 2 4 Directory Information in DICOMDIR Conformant Application Entities shall include in the DICOMDIR File a Basic Directory IOD containing Directory Records at the Patient and subsidiary levels appropriate to the SOP Classes in the File set All DICOM files in the File set incorporating SOP Instances defined for the specific Application Profile shall be referenced by the Directory Records All DICOM SOP Instance files in the File set are stored in the MSDOS filesystem subdirectory GEMS and are referenced from the DICOMDIR directory records Refer to Appendix C for a complete listing of all the optional modules and optional attributes used in the DICOMDIR definition Please note that the mandatory attributes in each of the directory records as mentioned in Part 3 Addendum Basic Directory Information Object Definition are not listed in the appendix but are supported by the implementation NOTE The modality attribute 0008 0060 in the DICOMDIR Series records should be CT MR for Secondary Capture and Standalone Overlay SOP Class Images Otherwise the SIGNA HORIZON LX DICOM media display browser will not list up the series for contents rendering the retrieval to local storage impossible 3 3 3 2 4 1 Additional Keys None 3 3 3 2 5 Other Parameters This section defines other param
12. B 2 5 Private Creator Identification GEMS STDY 01 B 2 6 Private Creator Identification GEMS SERS 01 Last pulse sequence used 10002510009 e 1 ImagesinSeres LIST LandmarkCouner 0025 00 s 1 Number of Acquisitions 0025 01 SS 1 Indicates no of updates to header 0025 1014 st 1 Series Complete Flag 005 01 st 1 Number of images archived 0025 1018 st 1 Last image number used 0025019 st 1 Primary Receiver Suite and Host 0025 101A 5 1 m m 2 7 Private Creator Identification GEMS_IMAG 01 Image archive flag 00221000 1 Scout Type 1 1 1 J 007100 SS 1 O Foreign Image Revision 002721000 5 1 Imaging Mode LIDD SS 1 PulseSequence 0027102 Imaging Options LIDD 1 Pane 1 0 027105 SL RAS letter of image location 00271040 f 1 Image location 00272104 1 Center R coord of planeimage 1 FL f 1 Center A coord of plane image 00271043
13. Film composer allows printer selection and it composes the preformatted film file This film file is interpreted by SCU and it sends the appropriate messages to DICOM print SCP running on DICOM printer doc ver 2 6 50 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 4 1 2 Functional Definition of AE s DICOM Print SCU Establishes the Association with requested printer to print the composed film 4 1 3 Sequencing of Real World Activities e User has to select the DICOM printer from Film Composer Interface e The images to be printed shall be dragged and dropped into film composer slots from Viewing applications either manually or automatically e Incase of manual drag and drop user has to press Print Button to print the images e The Print SCU will start the Print Session The Print Session involves establishing association with printer followed by the next sequence of activities e The Print SCU gets the Printer status using N GET service If the Printer returns FAILURE status the print session will be terminated and the requester will be notified of the printer status e The film session is created using N CREATE service In case of error return the print session will be terminated The attribute values for the Film session will be specified with the film session request e film box is created using N CREATE service The print session will be terminated if the printer fails to create the
14. The Following Attribute values are supported Smoothing type 2010 0080 O O Mindensity 20106 0020 0 1 0 Note denotes that the attribute is optional for the SCU However we do provide values for all of these optional attributes and if the SCP does not support the requested value it may choose to either return a failure status or ignore the value provided and use its default value If Failure status is returned during N CREATE operation of Film box following action will be taken by Print SCU 0x213 Resource Limitation message will be sent 0x106 Unsupported Film Format message will be sent All other status Failure message will be sent In all the cases the print session will be terminated If Failure status is returned during N ACTION operation of Film box following action will be taken by Print SCU OxC602 Unable to Create Print Job message will be sent All other status Failure message will be sent In all the cases the print session will be terminated If Failure status is returned during N DELETE operation of Film box following action will be taken by Print SCU All the return status Failure message will be sent and the print session will be terminated 4 2 1 2 2 3 Basic Grayscale Image Box SOP Class 54 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 The Print SCU supports the followi
15. 1 1 1 1 1 1 1 1 0019 10D7 0019 10D8 0019 10D9 B 2 4 Private Creator Identification GEMS RELA 01 Series from which Prescribed 002100 se 1 Genesis Version now 0021005 5 1 Series Record checksum 00211100 1 Genesis version Now 002L1018 5 1 Acqreconrecordchecksum 00211019 1 Table start location 0021000 DS 1 Series from which prescribed 00211085 ss 1 Image from which prescribed 1 0021009 ss 1 ss Locations in acquisition 1 55 Rotation from source xrot 1 0211051 D 1 DS Rotation from source zrot 1 021 053 DS 1 position 1 5 3 Image orientation LIDL 5 6 Tnteger slop 10 1 Integerslop LIDL St Ltr nteger slop LIDL 1 Integerslop SL 1 Integerslop SL 1 O Foatsop 0 0 DS 1 Floatslop OSC s 1 doc ver 2 6 76 Re le Tele jai j Wile GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 Float slop 0021 105D Float slop 0021 105E Float slop 0021 105F
16. 1 2 3 Real World Activity Copy to Local Storage The MOD Archive Application acts as an FSR when copying from the MOD to local storage The MOD Archive Application will copy any SOP Instance selected from an MOD Directory list from the MOD to the local storage upon request The MOD Directory listing Real World Application will filter out the SOP Instances that do not match the Application Profile 3 2 1 2 3 1 Application Profiles for the RWA Copy to Local Storage For the list of Application Profiles that invoke this AE for the MOD Copy to Local Storage RWA see Table 3 2 1 3 2 1 2 3 2 Options None applicable 3 2 1 2 4 Real World Activity Update MOD The MOD Archive Application acts as an FSU using the Interchange option when requested to update an MOD The MOD Archive Application will take the selected list of SOP instances and eliminate any SOP instance that does not correspond to permissible SOP instances listed in the Application Profiles Table 3 2 1 The remaining SOP instances are written to the media that is found in the MOD Archive Application disk drive The determination of the potentially applicable Application Profile is dependent on the type of media and associated software on which the AE has been invoked 3 2 1 2 4 1 Application Profiles for the RWA Update MOD Request For the list of Application Profiles that invoke this AE for the MOD Copy to Local Storage RWA see Table 3 2 1 doc ver 2 6 39 GE Medical Syste
17. 1 SC Image IOD Modules Reference 5 2 Patient Study LSC Equipment LN JL nb the type 1 elements are sent M___ SClmage Not sent consists entirely of type 3 element Modality LUT Only the type 1C elements are sent U e DEE SOPCommon AS9 CM AA Standalone Overlay Specific IOD Definition A 4 1 Standalone Overlay Image IOD Modules i Patient Study Overlay Plane ASI0 CM SOP Common AS9 LN doc ver 2 6 66 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 A 5 CT MR SC Standalone Overlay IOD Common Module Definitions A 5 1 Patient Module Attribute Name Patient s Name 0010 0010 2 As entered at user interface or from worklist Only a single combined component supported 0010 0020 As entered at user interface or from worklist Patient s Birth Date 0010 0030 Always sent zero length 0010 0040 A 5 2 General Study Module Attribute Name Study Instance UID Generated uniquely for each exam Value from worklist if present is not filled in here Notes Always truncated to 12 characters Study ID 0020 0010 Value from user interface or worklist sent Study Description 0008 1030 Value from user interface sent Name of Physician s Reading 0008 1060 Sent if entered at the user interface Study A 5 3 Patient Study Module Attribute Name
18. 10 10 11 12 12 12 13 13 13 14 15 16 16 16 31 31 32 32 32 32 33 33 34 34 34 34 35 36 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 3 0 Introduction 3 1 Implementation Model MOD Archive Server 3 1 1 Application Data Flow Diagram 3 1 2 Functional Definitions of AE s 3 1 3 Sequencing of Real World Activities 3 1 4 File Meta Information for Implementation Class and Version 3 2 AE Specifications 3 2 1 MOD Archive Specification 3 3 Standard Augmented and Private Application Profiles 3 3 1 Class and Profile Identification 3 3 2 Clinical Contexts 3 3 3 Standard Application Profiles 3 3 4 Private Application Profiles 3 4 Extensions Specialization s and Privatization s of SOP Classes and Transfer Syntaxes 3 4 1 Extensions Specialization s and Privatization s of SOP Classes 3 4 2 Private Transfer Syntax Specification 3 5 Configuration 3 6 Support of Extended Character Sets 4 PRINT SCU CONFORMANCE 4 0 Introduction 4 1 IMPLEMENTATION MODEL PRINT SCU 4 1 1 Application Data Flow Diagram 4 1 2 Functional Definition of AE s 4 1 3 Sequencing of Real World Activities 4 2 AE SPECIFICATIONS 4 2 1 DICOM Print SCU AE Specification 4 3 COMMUNICATION PROFILES 4 3 1 Supported Communication Stacks parts 8 9 4 4 Standard Extended Specialized Private SOPs 4 5 Configuration 4 5 1 AE Title Presentation Address Mapping 4 5 2 Configurable Parameters 4 6 Suppo
19. 2171143 100 3 MEDIA STORAGE CONFORMANCE STATEMENT 3 0 Introduction This Conformance Statement CS specifies the SIGNA HORIZON LX compliance to DICOM v3 0 Media Interchange It details the DICOM Media Storage Application Profiles and roles which are supported by this product in it s version 8 2 Note the format of this section follows the format of the DICOM Standard Part 2 conformance Annex A hence the paragraph numbering scheme Please refer to that part of the standard while reading this section 3 1 Implementation Model MOD Archive Server All DICOM functionality on the SIGNA HORIZON LX product is handled by the DICOM Server Application Entity AE The DICOM Server AE is commanded to perform DICOM services through the buttons and menu selections on the main user interface panel 3 1 1 Application Data Flow Diagram The MOD Archive Server creates and or updates the 5 25 inch 180mm MOD media with various DICOM SOP instances It can process CT MR Secondary Capture and Overlay IOD s Illustration 3 1 Specific AE Application Model Display Directory Create MOD DICOM MOD Archive Server Media Storage Local Storage Update MOD The MOD Archive Server AE has a local storage that may contain various SOP instances These may have been obtained by original creation network DICOM or proprietary or by removable media using other application entities These instances are external to this
20. 3 2 2 1 Acceptable Presentation Contexts for DICOM Server AE and Real World Activity Verification Request Presentation Context Table Abstract Syntax Transfer Syntax UID UID List Verification 1 2 840 10008 1 1 Implicit VR Little 1 2 840 10008 1 2 Endian 2 2 1 3 2 2 1 SOP Specific Conformance to Verification SOP Class The DICOM Server AE provides standard conformance to the DICOM Verification Service Class Each ECHO operation supports an Association Timer Operation Inactivity Timer and Session Timer with a time out values of 300 seconds 90 seconds and 60 minutes respectively 2 2 1 3 3 Query Request from Remote AE doc ver 2 6 27 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 This AE is indefinitely listening for associations No operator action is required to respond to a query request 2 2 1 3 3 1 Associated Real World Activity The Real World Activity associated with the query request is to search the local database for entries that match the request and send a C FIND response message with a status of pending for each matching entry 2 2 1 3 3 2 Presentation Context Table Table 2 2 1 3 1 2 1 Acceptable Presentation Contexts for DICOM Server AE and Real World Activity Query Request Presentation Context Table Abstract Syntax Transfer Syntax Extended Negotiation UID List aon Me Study Root 1 2 840 10008 5 1 4 1 2 2 1 Implicit VR Little 1 2 840 1
21. 4 70 1 2 840 10008 5 1 4 1 1 Explicit VR Big Endian Storage 4 Uncompressed 1 2 840 10008 1 2 2 MR Image 1 2 840 10008 5 1 4 1 1 JPEG Lossless Process O M O 41 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 Ze TT 1 2 840 10008 1 2 4 70 osai Image 1 2 eee Explicit VR Big Endian Storage Uncompressed 1 2 840 10008 1 2 2 SC Image 1 2 840 4 1 1 JPEG Lossless Process Storage Selection Value 14 1 2 840 10008 1 2 4 70 Standalone 1 2 840 Ke 4 1 1 Explicit VR Big Endian Overlay Uncompressed 1 2 840 10008 1 2 2 Standalone 1 2 840 10008 5 1 4 1 1 JPEG Lossless Process Overlay 8 Selection Value 14 1 2 840 10008 1 2 4 70 M Mandatory Optional NOTE The MOD Archive Application chooses the JPEG Lossless compression selection value 1 as the default transfer syntax for storing images on the media But the transfer syntax is selectable on a per media basis at install time using a method defined by the Application 3 3 3 1 2 Physical Media and Media Formats The CT MR Application Profiles in the STD CTMR MOD12 require the 130mm 1 2GB 512 Byte per Sector Magneto Optical Rewriteable physical media with the PC File System as defined in PS3 12 3 3 3 1 3 Logical Format The STD CTMR MOD12 Application profile media format conforms to the Logical Format specification in PS3 12 The following tables 3 3 4 1 3 1 defines the specific value
22. C STORE operation also supports an Operation Inactivity Timer This time out starts once the first C STORE request has been issued on association or received and is reset each time a C STORE response has been received or when subsequent C STORES are sent This time out is configurable in dcs cfg as bi store tio and defaults to 90 seconds doc ver 2 6 19 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 Each C STORE operation also supports a Session Timer This timer starts when the association is established and stops when the association is ended This time out is configurable in dcs cfg as bi_session_tio and defaults to 60 minutes If any of the three timers mentioned above expires the connection is closed and the operation in progress is considered failed When DICOM Server AE initiates an association to issue a C STORE one of the following two operations will be performed If the image is stored locally on the SIGNA HORIZON LX in DICOM format Dic appears in the Fmt column at the exam level of the local database manager the image will be transmitted by the DICOM Server AE with the same elements as was originally received or created locally for the standard elements only If the image is stored locally on the SIGNA HORIZON LX in a non DICOM Advantage format Adv appears in the Fmt field at the exam level of the local database manager the image will be transla
23. Commitment SCU There is only one Real World activity that will cause the DICOM Server Application Entity DICOM Server AE to initiate an association to a remote DICOM entity that is a Service Class Provider SCP of the Storage Commitment SOP class The Choose Archive save Option Real World activity consists of an operator choosing a remote DICOM AE that supports Storage Commitment as provider as the archive device and selecting one or more exam or series from the local database and choosing either Save Exam or Save Series from the archive menu The images to be committed are sent to the remote provider entity first The Commitment request for the transferred image instances is sent after the complete image transfer The Commitment response can come on same association or on a different association There is no Real World activity required for the DICOM Server AE to respond to an incoming Storage Commitment response from the remote DICOM AE Application Data Flow Diagram 5 1 1 DICOM Standard Interface Choose Archive Es Storage pion Commitment Provider Set Archive State DICOM Standard Interface 5 1 2 Functional definitions DICOM Server AE initiates the following operations e Negotiates and establishes association with remote Storage Commitment Provider e Sends the selected images to the remote DICOM AE doc ver 2 6 58 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT RE
24. PDU 10 kbytes 5 2 1 1 2 Number of associations A single association is used to send the commitment request This waits for the response from commitment provider on the same association for a configurable amount of time It will also accept an association for receiving the response from commitment provide at any time 5 2 1 1 3 Asynchronous nature doc ver 2 6 59 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 Asynchronous window negotiation is not supported 5 2 1 1 4 Implementation identifying information The Implementation UID for this GEMS Implementation is SIGNA HORIZON LX Implementation UID 1 2 840 113619 6 44 5 2 1 2 Association initiation policy An association is initiated by the Storage SCU to the provider to send the images to be committed A separate association is established to send the commitment request 5 2 1 3 Real World Activity 5 2 1 3 1 Associated Real World Activity Save exam series The user selects the exam series to be committed All the images currently in the selected exam series will be sent to the selected remote archive node which is also the Storage commitment SCP using DICOM C STORE operations Once all the images are transferred the commitment request will be sent on a separate association 5 2 1 3 2 Associated Real World Activity Auto Archive exam series The Auto archive API s are used to archive the exams series onto local archive media or
25. Patient s Age 0010 1010 3 Calculated from Date of Birth entered at user interface Patient s Weight 0010 1030 Value from user interface Additional Patient s History 0010 21b0 Value from user interface A 5 4 General Series Module Attribute Name Patient Position 0018 5100 2 Sent As selected by operator when patient is positioned Defined terms are Head First Prone HFS Head First Supine Head First Decubitus Right HFDL Head First Decubitus Left FFDR Feet First Decubitus Right FFDL Feet First Decubitus Left FFP Feet First Prone 67 doc ver 2 6 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 pS Feet First Supine A 5 5 General Equipment Module Attribute Name Manufacturer 0008 0070 2 Always sent as GE MEDICAL SYSTEMS Manufacturers Model 00081090 3 Software Versions 0018 1020 3 Always sent as 05 for this version does not distinguish individual software releases Spatial Resolution 0018 1050 Sent only for MR images Pixel Padding Value 0028 0120 3 Sent For CT images the value used may not correspond to the actual value used in the image Older CT scanners used 32768 while newer scanners use 2000 as padding A 5 6 General Image Module sent sent sent A 5 7 Image Plane Module Slice Thickness 0018 0050 Value always sent Image Slice Location 0020 104
26. SCU does not support any optional SOP Classes 4 2 1 2 2 1 Basic Film Session SOP Class The Print SCU supports the following DIMSE Service Elements for the Basic Film Session SOP Class N CREATE Requests the Print SCP to create an instance of Basic Film Session The following Attribute values are supported DICOM Tag Default_Value Number of Copies 2000 0010 2000 0020 HIGH 2000 0030 CURRENT 2000 0040 CURRENT doc ver 2 6 53 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 Note denotes that the attribute is optional for the SCU However we do provide values for all of these optional attributes and if the SCP does not support the requested value it may choose to either return a failure status or ignore the value provided and use its default value If Failure status is returned during N CREATE operation of Film session the following action will be taken by Print SCU 0x213 Resource Limitation message will be sent All other status Failure message will be sent In all the cases the print session will be terminated 4 2 1 2 2 2 Basic Film box SOP Class doc ver 2 6 The Print SCU supports the following DIMSE Service Elements for the Basic Film Box SOP Class N CREATE Requests the Print SCP to create an instance of Film Box N ACTION Requests the Print SCP to print the Film Box onto Printer N DELETE Requests the Print SCP to delete the Film Box Instance
27. STD CTMR MOD23 Class Profile 3 3 3 2 1 SOP Classes and Transfer Syntaxes doc ver 2 6 44 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 This class of Application Profiles is based on the Media Storage Service Class with the Interchange Option see PS3 4 SOP Classes and corresponding Transfer Syntaxes supported by the STD CTMR MOD23 Application Profiles is also specified in the Table 3 3 4 1 1 1 3 3 3 2 2 Physical Media and Media Formats The CT MR Application Profiles in the STD CTMR MOD23 require the 130mm 2 3GB 512 Byte per Sector Magneto Optical Rewriteable physical media with the PC File System as defined in PS3 12 3 3 3 2 3 Logical Format doc ver 2 6 The STD CTMR MOD23 Application profile media format conforms to the Logical Format specification in PS3 12 The following tables 3 3 3 2 3 2 defines the specific values used for this profile Table 3 3 3 2 3 1 Boot Sector for STD CTMR MOD23 conformant media Bytes s Big Endian 00 02 OxEB3C90 Jump instruction to loader NOPs 03 10 0x4d53444F53342E30 MSDOS4 0 The formatting DOS vendor specific 0x0200 0x0002 512 bytes sector 1 1 1 19 20 0x0000 0x0000 Flag for more than 65536 sector disk Use offset 32 value Flag for disk type FOH if not otherwise specified 32 35 2244896 0 20412200 2244896 Total sector disk Varies from disk to disk 0x47454D535F4449434F4 GEMS DICOM D20 x0 0
28. UID List O Verification 1 2 840 10008 1 1 Implicit VR Little 1 2 840 10008 1 2 Endian CT Image Storage 1 2 840 10008 5 1 4 1 1 2 Implicit VR Little 1 2 840 10008 1 2 Endian CT Image Storage 1 2 840 10008 5 1 4 1 1 2 Implicit VR Big 1 2 840 113619 5 2 SCP None Endian GE Private CT Image Storage 1 2 840 10008 5 1 4 1 1 2 Explicit VR Little 1 2 840 10008 1 2 1 Endian CT Image Storage 1 2 840 10008 5 1 4 1 1 2 Explicit VR Big 1 2 840 10008 1 2 2 Endian MR Image Storage 1 2 840 10008 5 1 4 1 1 4 Implicit VR Little 1 2 840 10008 1 2 Endian MR Image Storage 1 2 840 10008 5 1 4 1 1 4 Implicit VR Big 1 2 840 113619 5 2 SCP None Endian GE Private MR Image Storage 1 2 840 10008 5 1 4 1 1 4 Explicit VR Little 1 2 840 10008 1 2 1 Endian MR Image Storage 1 2 840 10008 5 1 4 1 1 4 Explicit VR Big 1 2 840 10008 1 2 2 Endian Secondary Capture 1 2 840 10008 5 1 4 1 1 7 Implicit VR Little 1 2 840 10008 1 2 Endian Secondary Capture 1 2 840 10008 5 1 4 1 1 7 Implicit VR Big 1 2 840 113619 5 2 SCP None Endian GE Private Secondary Capture 1 2 840 10008 5 1 4 1 1 7 Explicit VR Little 1 2 840 10008 1 2 1 Endian Secondary Capture 1 2 840 10008 5 1 4 1 1 7 Explicit VR Big 1 2 840 10008 1 2 2 Endian Standalone Overlay 1 2 840 10008 5 1 4 1 1 8 Implicit VR Little 1 2 840 10008 1 2 Endian Standalone Overlay 1 2 840 10008 5 1 4 1 1 8 Implicit VR Big 1 2 840 113619 5 2 SCP None Endian GE Private Standalone Overlay 1 2 840 10008 5 1 4 1 1 8 Explicit
29. activity Query to get a list of Study Series Image Once the list of Study Series Image is retrieved doc ver 2 6 22 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 the operator can invoke the Get operation by choosing Get Exam or Get Series or Get Image from the Network pull down menu 2 2 1 2 3 2 Proposed Presentation Contexts 2 2 1 2 3 2 1 When the Real World activity Get is initiated all presentation contexts shown table 2 2 1 2 1 2 1 are proposed during association establishment but only the Query Retrieve MOVE related contexts are applicable to this activity SOP Specific Conformance Statement for C MOVE SCU When the operator starts a Get operation at any level Study Series Image the DICOM Server AE will initiate a C MOVE RQ request to the Remote AE with the DICOM Server AE as the Destination AE The Storage SCP will handle the incoming images as described in section 2 2 1 3 1 Each C MOVE SCU operation supports an Association Timer Operation Inactivity Timer and Session Timer with time out values of 300 seconds 300 seconds and 60 minutes respectively These time outs are configurable in dcs cfg as bi_assoc_tio bi_store_tio and bi_session_tio respectively The DICOM Server AE will send a C CANCEL MOVE RQ to the Remote AE if the operator Pauses or Clears the job from the local database manager Network que
30. roles which are supported by this product in it s version 8 2 The SIGNA HORIZON LX product uses DICOM services to import images for possible further analysis and or processing It also uses DICOM services to export images to other DICOM compliant machines Note the format of this section follows the format of the DICOM Standard Part 2 conformance Annex A hence the paragraph numbering scheme Please refer to that part of the standard while reading this section 2 1 IMPLEMENTATION MODEL All DICOM functionality on the SIGNA HORIZON LX product is handled by the DICOM Server Application Entity AE The DICOM Server AE is commanded to perform DICOM services through the buttons and menu selections on the main user interface panel The DICOM Server AE is also listening to a pre defined port for incoming connections doc ver 2 6 13 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 2 1 1 Application Data Flow Diagram ILLUSTRATION 2 0 DICOM Standard Interface IMPLEMENTATION MODEL DATA FLOW DIAGRAM Choose Push Option Image Installation Choose Query Remote Option Query Retrieve SCP doc ver 2 6 Image Remotely Stored emote system requests image storage Remote Query etrieve SCP DICOM SERVER AE Remote Query Request Remote Pull Request Verify Request There are three Real World Activities
31. v3 0 Conformance Statements The GEMS Conformance Statement contained in this document also specifies the Lower Layer communications which it supports e g TCP IP However the Technical Specifications are defined in the DICOM v3 0 Part 8 standard For more information including Network Architecture and basic DICOM concepts please refer to the ntroduction For the convenience of developers there is a collector Direction available By ordering the collector the Introduction described above and all of the currently published ID Net v3 0 Product Conformance Statements will be received The collector Direction is ID Net v3 0 Conformance Statements Direction 2117016 For more information regarding DICOM v3 0 copies of the Standard may be obtained by written request by contacting NEMA Publication 1300 N 17th Street Suite 1847 Rosslyn 22209 USA Phone 708 841 3200 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 1 2 Intended Audience The reader of this document is concerned with software design and or system integration issues It is assumed that the reader of this document is familiar with the DICOM v3 0 standards and with the terminology and concepts which are used in those standards If readers are unfamiliar with DICOM v3 0 terminology they should first refer to the document listed below then read the DICOM v3 0 Standard itself prior to reading this Conformance St
32. 0008 1 2 SCU None Query Retrieve Endian FIND 2 2 1 3 3 2 1 SOP Specific Conformance to C FIND SCP Each C FIND SCP operation supports an Association Timer Operation Inactivity Timer and Session Timer with a time out values of 300 seconds 300 seconds and 60 minutes respectively All Required R and Unique U study series and image level keys for the Study Root Query Retrieve information model are supported Some optional O keys are also supported as described in the following tables Table 2 2 1 3 3 2 1 1 Supported study level keys Description Usage Study date 00080020 Matched Study time 00080030 Matched Accession number 00080050 Matched Patients name 10010000 Matched Patientid n n 1 1 R 00100020 Matched Studyid 00200010 Matched Studydescripion JO 00081030 Retuned Private Creator Identification P 00090010 GEMS IDEN 01 Suteld PR 00091002 Returned The local database does not store the different components of the patient s name in separate fields so it is not possible to query for studies by last name or any other component doc ver 2 6 28 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 Table 2 2 1 3 3 2 1 2 Supported series level keys Description Tag jUsage Modaliy 0008 0060 Seriesnumber X 00200011
33. 08 1 2 1 None Overlay Endian Explicit VR Big 1 2 840 10008 1 2 2 Endian_ Study Root 1 2 840 10008 5 1 4 1 2 2 1 NUN Query Retrieve Endian FIND Query Retrieve Endian MOVE Note Other Presentation Contexts with private SOP class names may be offered when establishing an association These are private SOP classes which may be ignored See section 2 4 2 2 2 1 2 1 2 1 SOP Specific Conformance Statement for Image Storage SOP Classes This implementation can perform multiple C STORE operations over a single association A single association for a single series will be used for the multiple C STORE operations necessary for the images in the series Upon receiving a C STORE confirmation containing a Successful status this implementation will perform the next C STORE operation The association will be maintained if possible Upon receiving a C STORE confirmation containing a Refused status this implementation will terminate the association Upon receiving a C STORE confirmation containing any status that is not Success or Refused this implementation will consider the current request to be a failure but will continue to attempt to send the remaining images in the request on the same association Each C STORE operation supports an Association Timer This timer starts when the association request is sent and stops when the association is established The time out is configurable in dcs cfg as bi assoc tio and defaults to 30 seconds Each
34. 1 Value always sent A 5 8 Contrast Bolus Module Notes 2 Contrast Bolus Agent 0018 0010 Sent if contrast exam as entered in user interface Contrast Bolus Route 0018 1040 3 Sent if contrast exam as entered in user interface A 5 9 SOP Common Module Specific Character Set 0008 0005 ISO_IR 100 A 5 10 Overlay Plane Module doc ver 2 6 68 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 Attribute Name Overlay Data 60xx 3000 1C Only for SC amp Standalone Overlay IOD Definitions A 5 11 VOI LUT Module Attribute Name Window Center 0028 1050 3 Always sent for secondary capture one value For CT and MR images value is calculated from histogram of pixel data The middle point between maximum and minimum pixel value is used Always sent for secondary capture one T between maximum and minimum pixel value is used value A 5 12 Frame of Reference Module For CT and MR images value is calculated from histogram of pixel data The difference Position Reference Indicator 0020 1040 Value as entered at the user interface A 5 13 SC Equipment Module Attribute Name Modality 0008 0060 Modality of original image MR or CT A 5 14 Overlay Identification Module Attribute Name pe Overlay Number 0020 0022 The image number of the image this overlay is for Overlay Date 0008 0024 Date of overlay Overlay Time 0008 0034 Time
35. 100 2 2 1 2 1 1 Associated Real World Activity The operator must first select a destination by choosing Select Remote Host from the Network pull down menu on the local database manager and then choose a hostname The Push operation will cause the DICOM server AE to initiate an Association when the operator selects one or more study series or images in the local database manager and then chooses either Push Examination Push Series or Push Image from the Network pull down menu on the local database manager Note multiple study series or images are chosen to be pushed one association will be established for each of the studies series or images A single association for a single series will be used for the multiple C STORE operations necessary for the images in the series 2 2 1 2 1 2 Proposed Presentation Contexts Table 2 2 1 2 1 2 1 Abstract Syntax The following table shows the proposed presentation contexts for the DICOM Server AE after Real World Activity Push Operation has been performed The following selection method is used when choosing from multiple accepted transfer syntaxes 1 If image is stored locally in Implicit VR the order of preference is as follows i Implicit VR Big Endian GE private transfer syntax see section 2 4 3 ii Implicit VR Little Endian 2 If image is stored locally in Explicit VR or in proprietary Advantage format the order of preference is as foll
36. 1155 550 Referenced Study Component sequence attribute is not sent Storage Media File Set ID and Storage Media File Set UID attributes are not supported 5 2 1 6 Response Processing doc ver 2 6 Once the N EVENT REPORT response is received the following actions will be taken depending on the status of response The Archive flag information for all the successful instances will be turned on Failed SOP instances will have their archive flag information unaltered The failure reason is ignored It is left to the user s discretion whether the local sop instances with their archive flag turned on are to be deleted Note that this is a shared flag with local archive 61 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 In case of complete success the job queue entry will be removed case of complete partial failure the user will be notified about the status and the job entry will be paused There is no attempt made to retry automatically the failed sop instances However the user can manually retry the failed jobs Such requests will be treated as new requests This will go through the whole sequence of operations once again 5 2 1 7 Association Acceptance Policy A single association will be accepted at any time to receive Storage Commitment responses 5 3 COMMUNICATION PROFILES 5 3 1 Supported Communication Stacks parts 8 9 DICOM Upper Layer Part 8 is supported using TCP IP
37. 2 5 CONFIGURATION 2 5 1 AE Title Presentation Address Mapping The SIGNA HORIZON LX system allows the user to add Remove or Update the mapping of remote AE Titles to IP Addresses and Ports These options can be selected from the Remote Host Selection menu displayed by choosing Select Remote Host from the Network pull down menu from the local database manager 2 5 2 Configurable Parameters The following fields are configurable for the DICOM Server AE Local AE Title the machine hostname Local IP Address Local IP Netmask Max PDU length Time outs which are set for all hosts are configurable in dcs cfg note denotes any SOP class time in sec Association time out bi_assoc_tio Inactivity time out bi_store_tio Session timeout bi_session_tio Move operation time out bi_move_tio Find time out bi_find_tio doc ver 2 6 34 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 Note All configurations should be performed by a GE Field Service Engineer Note The local port on which the SIGNA HORIZON LX system receives DICOM incoming TCP connections is port 4006 2 6 SUPPORT OF EXTENDED CHARACTER SETS In addition to the DICOM default character set SIGNA HORIZON LX supports the ISO IR 100 Latin alphabet 1 supplementary set for the purpose of interchange doc ver 2 6 35 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm
38. 5 3 2 TCP IP Stack The TCP IP stack is inherited from a UNIX Operating System 5 3 2 1 Physical Media Support Ethernet v2 0 IEEE 802 3 5 3 3 Point to Point Stack 50 pin ACR NEMA connection is not applicable to this product 5 4 EXTENSIONS SPECIALIZATIONS PRIVATIZATIONS None 5 5 CONFIGURATION Ethernet v2 0 IEEE 802 3 5 5 1 AE Title Presentation Address Mapping The system allows the user to Remove or Update the mapping of remote AE Titles to IP Addresses and Ports These options can be selected from the Remote Host Selection menu displayed by choosing Select Remote Host from the Network pull down menu from the local database manager A remote DICOM host can be designated as a remote archive device by setting the Remote archive node radio button on the remote host configuration panel Once a DICOM host is designated as a remote archive device the host will be available in the Archive device selection menu and can be chosen for any subsequent archive operation doc ver 2 6 62 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 5 5 2 Configurable Parameters The following fields are configurable for the DICOM Server AE Local AE Title the machine hostname Local IP Address Local IP Netmask Max PDU length Timeouts which are set for all hosts are configurable in dcs cfg note denotes any SOP class time in sec Association time out bi_assoc_tio
39. 9 UL O User fil mp MSW 043 1036 UL User fil map LSW 00431037 UL User5 Userd8 09 FL S e doc ver 2 6 79 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 Appendix DICOMDIR Directory Information C 1 DICOMDIR Directory Information Enclosed here is a listing of only the optional conditional modules and optional attributes used by this implementation in the DICOMDIR definition All standard attributes as defined in Part 3 Addendum Basic Directory Information Object are supported by this implementation but not listed here C 1 1 Basic Directory IOD Definition Directory Information B X 3 2 1 DICOM PS3 10 C 1 2 Directory Information Module Offset of the Next Directory Record 0004 1400 d Record In use Flag 0004440 IC fo Offset of Referenced Lower Level 0004 1420 1C Directory Entity Directory Record Type 0004 1430 PATIENT STUDY SERIES and IMAGE Referenced File ID 0004 1500 Only found in IMAGE Directory Record Referenced SOP Class UID in file 0004 1510 Only found in IMAGE Directory Record Referenced SOP Instance UID in File 0004 1511 Only found in IMAGE Directory Record Referenced Transfer Syntax UID in 0004 1512 Only found in IMAGE Directory Record File C 1 3 Directory Record Selection Keys As indicated in table C 1 2 the PRI CTMR MOD12 application prof
40. ASSES INFORMATION OBJECTS MESSAGE EXCHANGES ETC MR Advantage Conformance CT Advantage Conformance E SIGNA HORIZON LX Conformance Statement for DICOM v3 0 Direction 2171143 100 Product Implementation DICOM STANDARD Specification Standard DICOM v3 0 PART 10 doc ver 2 6 8 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 The Documentation structure given in Illustration 1 1 shows the overall documentation structure for all of the GE ID Net v3 0 Conformance Statements doc ver 2 6 ID Net v2 0 documentation is also openly available but the two documentation structures are independent of each other Refer to Direction 46 269546G2 This document specifies the DICOM v3 0 implementation supported by the SIGNA HORIZON LX It is entitled SIGNA HORIZON LX Conformance Statement for DICOM v3 0 Direction 2171143 100 This Conformance Statement documents the DICOM v3 0 Conformance Statement and Technical Specification required to interoperate with the GE ID Net v3 0 network interface Introductory information which is applicable to all GE ID Net v3 0 Conformance Statements is described in the document Introduction to the Integrated DICOM Network v3 0 ID Net v3 0 Conformance Statements Direction 2118780 This introduction familiarizes the reader with DICOM terminology and general concepts It should be read prior to reading individual products ID Net
41. CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 The Film Composer allows the user to select printers and it also allows the user to drag and drop the images from viewer application into the film It also allows the user to manipulate some print parameters like film format and number of copies to print When user presses the Print Button the Film composer communicates this request to Print SCU which then tries to establish the association with requested printer and sends the images for printing 4 2 1 2 1 2 Proposed Presentation Contexts The Proposed Presentation Context table for the Print SCU is as shown in following Table Presentation Context Table Abstract Syntax Transfer Syntax Extended Negotiation Name UID UID Basic Grayscale DICOM Implicit Print Management 1 2 840 10008 5 1 1 9 VR Little Endian 1 2 840 10008 1 2 SCU None SOP Class Transfer Syntax Print Job SOP 1 2 840 10008 5 1 1 14 DICOM Implicit VR Class Little Endian 1 2 840 10008 1 2 SCU None Transfer Syntax 4 2 1 2 2 SOP Specific Conformance Statement The Print SCU supports the following mandatory SOP classes which are defined under the Basic Grayscale Print Management Meta SOP Class Mandatory Print SOP Classes supported by Print SCU NAME Basic Film Session SOP Class 1 2 840 10008 5 1 1 Basic Film Box SOP Class 1 2 840 10008 5 1 2 Basic Grayscale Image Box SOP Class 1 2 840 10008 5 1 4 Printer SOP Class 1 2 840 10008 5 1 16 The Print
42. Extended Character Sets The MOD Archive Application will support copy of SOP instances containing the ISO IR 100 Latin alphabet No 1 supplementary set and DICOM default character sets as defined in PS3 5 49 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 4 PRINT SCU CONFORMANCE 4 0 Introduction This Conformance Statement CS specifies the SIGNA HORIZON LX compliance to DICOM v3 0 It details the DICOM Service Classes and roles which are supported by this product in it s version 8 2 The SIGNA HORIZON LX product uses DICOM services to provide the DICOM Print SCU Application Profile The SIGNA HORIZON LX product uses DICOM Print SCU to print images on DICOM Compliant Printers Note the format of this section follows the format of the DICOM Standard Part 2 conformance Annex A hence the paragraph numbering scheme Please refer to that part of the standard while reading this section 4 1 IMPLEMENTATION MODEL PRINT SCU The DICOM Print SCU is a DICOM print filter which provides the capability to print images to DICOM printers The DICOM Print filter acts as an SCU of the DICOM print management SOP class 4 1 1 Application Data Flow Diagram DICOM print SCU Implementation model DICOM INTERFACE Film DICO Compose Print SCU mg Film Composer is the User interface and this is used to initiate the local real world activity User issues the print request using Film Composer
43. GE Medical Systems Technical Publications Direction 2171143 100 Revision 2 6 SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT for DICOM v3 0 sm Service Manual do not duplicate Copyright 1997 by General Electric Company GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 blank page doc ver 2 6 2 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 1 SECTION 1 INTRODUCTION 1 0 Overview 1 1 Overall Conformance Statement Documentation Structure 1 2 Intended Audience 1 3 Scope and Field of Application 1 4 Important Remarks 1 5 References 1 6 Definitions 1 7 Symbols and Abbreviations 2 SECTION 2 NETWORK CONFORMANCE STATEMENT 2 0 INTRODUCTION 2 1 IMPLEMENTATION MODEL 2 1 1 Application Data Flow Diagram 2 1 2 Functional Definition of AE s 2 1 3 Sequencing of Real World Activities 2 2 AE SPECIFICATIONS 2 2 1 DICOM Server AE Specification 2 3 COMMUNICATION PROFILES 2 3 1 Supported Communication Stacks parts 8 9 2 3 2 TCP IP Stack 2 3 3 Point to Point Stack 2 4 EXTENSIONS SPECIALIZATIONS PRIVATIZA TIONS 2 4 1 Specialized Information Object Definition 2 4 2 Private SOP Classes 2 4 3 Private Transfer Syntax 2 4 4 Private Data Elements 2 5 CONFIGURATION 2 5 1 AE Title Presentation Address Mapping 2 5 2 Configurable Parameters 2 6 SUPPORT OF EXTENDED CHARACTER SETS 3 MEDIA STORAGE CONFORMANCE STATEMENT doc ver 2 6 3 sm 2171143 100
44. Private Creator Identification P 00270010 IMAG 01 Location RAS 00271040 Location 1 P X 00271041 CenterRCoordnae P 00271042 Center A Coordinate P 00271043 Table Start ___ 00271050 Table End Location 00271051 RAS Letter for Side of Image CTP 00271052 Returned RAS Letter for Anterior Posterior 00271058 RAS Letter for Scout Start Location 0027 1054 doc ver 2 6 29 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 Description 42 RAS Letter for Scout End Location 0027 1055 Image Dimension X 1 1 P 00271060 lmageDimension 90027 061 Note In the above tables the type field has the following meaning R Required U Unique O Optional Private Only keys with Usage type Matched will be matched against values in the database Values in keys of type Heturned will be ignored and will be filled in with data from the database If an optional key is requested that does not appear in any of the tables above that key will be ignored and no corresponding element will be returned If the database does not have a value corresponding to any requested optional key a zero length element will be returned Except sequence matching al
45. STATEMENT REV 2 6 sm 2171143 100 4 4 Standard Extended Specialized Private SOPs None 4 5 Configuration 4 5 1 AE Title Presentation Address Mapping The Local AE title is Print SCU The SIGNA HORIZON LX system allows the user to add Remove or Update the mapping of remote DICOM Printer AE Titles to IP Addresses and Ports These options can be selected from the Remote Printer Selection menu displayed by choosing Configure button from the Film Composer 4 5 2 Configurable Parameters The following fields are configurable for the DICOM Print SCU AE e Local IP Address e Local IP Netmask e Max PDU length e Time outs which are set for all hosts are configurable in dprint cfg Association time out bi_assoc_tio Session timeout bi_session_tio Create timeout bi_ncreate_tio Note All configurations should be performed by a GE Field Service Engineer 4 6 Support of Extended Character Set The Print SCU does not support any Extended Character Set doc ver 2 6 57 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 5 DICOM Storage Commitment SCU Conformance 5 0 Introduction This section of the DICOM conformance statement specifies the Storage Commitment Push Model SOP class as user the optional attributes and service elements supported 5 1 Implementation Model 5 1 1 Application data flow diagram Figure 5 1 1 shows the data flow diagram of Storage
46. Series Level Keys Modality 1 LH 0008 0060 Seriesnumber 00200011 Series Instance UID U 0020 000E Zero length for Series level query Series instance UID of series for which matches are requested at a lower level Series description O 0008 108 Zero length Manufacturer JO 00080070 Zero length Images in series TO 0020 1002 Zero length Table 2 2 1 2 2 2 1 3 Requested Image Level Keys Image LD 0020 0013 Zero length Image Instance UID 0008 0018 Zero length doc ver 2 6 21 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 Image type LH 1 0008 0008 X Lien engm Row LH 00280010 X jZerolegh Coums O 028 011 JjZerolengh Image position 1 1 1 1 O 900200032 LZenm engm Image orientation 0 0020 0087 LZenm engm Slicethickness LH 00180050 X JZerolengh Slice spacing 1 1 1 11 O 100180088 Zerolength Ganrytit LH 00181120 Zerolengh Convolutionkernel 9 00181210 Zerolengh Reconstruction diameter O 00181100 Zerolengh Data collection diameter O 0018 0090 Zem engm Fipange LH J 00181314 Zerolengh Echo number JO 00180086 X Zerolength Echo time 0 __10018 0081 Zerolength Inversion time LH 008 0082 Zerolength Repetition time LH 100180080 Zerolength Private Creator Identification P 0019 0010
47. Table B 1 7 Private Creator Identification GEMS_IMAG 01 Image archive flag 0027 1006 1 Scout Type 1 1 0071010 s 1 O Vmamamp SL 1 Vvmaphse ooo s 1 O Vmamod 071001E SL 1 O Vmacip SL 1 SS Foreign Image Revision 002721000 5 1 Pane Typ 1 0 1 027105 SS 1 RAS letter of image location 00271040 SH f 1 Image location 00272104 1 O Center R coord of plane image FL f 1 Center A coord of plane image 00271043 FL 1 Center S coord of plane image 00271044 FL 1 Normal R coord 100059 1 Normal A coord 0071049 1 NormalScoord LIT 1 O R Coord of Top Right Comer 002721048 FL f 1 ACoordofTopRightComer 00272104 1 SCoordofTopRightCome 00272104A E 1 R of Bottom Right Corner 00272104B f 1 Coord of Bottom Right Corner 00272104C FL 1 S Coord of Bottom Right Comer 0027z104D 1 Table start location
48. V 2 6 sm 2171143 100 Closes the association If all the images are transferred without failures the following steps will be executed If there are any failures the job will marked as failed and the Storage Commitment request will not be sent e Establishes a new association for sending the commitment request Here note that a storage Commitment request does not imply that the acquisition of images is complete Receives the response on same association or on a different association e Updates the archive flag information for successful instances The archive flag is shared with the local archive and the two can not be distinguished 5 1 3 Sequencing of real world activities The user has to select the remote commitment provider and the exams series to be pushed before clicking Save Exam Series button on the Archive menu 5 2 AE Specifications 5 2 1 DICOM Storage Commitment SCU specifications Provides Standard Conformance to the following DICOM 3 0 SOP class as an SCU SOP class name SOP class UID Storage Commitment Push model SOP class 1 2 840 10008 1 20 1 5 2 1 1 Association establishment policies 5 2 1 1 1 General The DICOM Application Context Name ACN which is always proposed is Application Context Name 1 2 840 10008 3 1 1 1 The Maximum Length PDU negotiation is included in all association establishment requests The maximum length PDU for association initiated by the DICOM Storage Commitment SCU AE is Maximum Length
49. VICE PROVIDER OPERATOR OR PATIENT FROM ELECTRIC SHOCK MECHANICAL OR OTHER HAZARDS GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 1 SECTION 1 INTRODUCTION 1 0 Overview Section 1 ntroduction provides general information about the content and scope of this document Section 2 Network Conformance Statement is the DICOM v3 0 Conformance Statement related to this product Conformance Statements define the subset of options selected from those offered by the DICOM v3 0 standard Section 3 Media Storage Conformance Statement is the DICOM v3 0 Conformance Statement related to Media Storage Application Profile Section 4 Print SCU Conformance Statement is the DICOM v3 0 Conformance Statement related to DICOM Print SCU Section 5 Storage Commitment SCU Conformance Statement is the DICOM v3 0 Conformance Statement related to Storage Commitment SCU doc ver 2 6 7 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 1 1 Overall Conformance Statement Documentation Structure The documentation structure of the GEMS Conformance Statements and their relationship with the DICOM v3 0 Conformance Statements is shown in Illustration 1 1 Illustration 1 1 DOCUMENTATION STRUCTURE ID Net v3 0 Introduction to the Integrated DICOM Network v3 0 ID Net v3 0 Conformance Statement Direction 2118780 APPLICATION ENTITY SPECIFICATION SERVICES CL
50. VR Little 1 2 840 10008 1 2 1 Endian Standalone Overlay 1 2 840 10008 5 1 4 1 1 8 Explicit VR Big 1 2 840 10008 1 2 2 Endian Note The SCP does not have a default acceptance policy if more that one acceptable transfer syntaxes are proposed by the SCU It is the responsibility of the SCU to make a selection from more than one transfer syntaxes accepted If multiple transfer syntaxes are proposed in the same presentation context the SCP will accept the first one 2 2 1 3 1 2 1 SOP Specific Conformance to Storage SOP Classes The DICOM Server AE conforms to the SOP s of the Storage Service Class at level 1 base Private elements will be discarded from the image when receiving images containing non GE private data elements doc ver 2 6 25 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 Each C STORE SCP operation supports an Association Timer Operation Inactivity Timer and Session Timer with time out values of 900 seconds 900 seconds and 60 minutes respectively Image Reception If the DICOM Server AE returns one of the following status codes then the C STORE operation was unsuccessful and no image will be installed e 0110 Processing Failure Indicates that an internal system call has failed while processing an image e A711 Out of Resources Indicates that probably there was not enough disk space to store the image The user should attempt recovery by removing some images from th
51. al disk drive be it 2 3GB or 1 2GB media The MOD Archive Application will label the media and take the user provided list of SOP instances eliminating any SOP instances on that list that does not correspond to one of the Application Profiles in Table 3 2 1 These SOP instances are written to the media and a corresponding DICOMDIR sequence record is created The determination of the potentially applicable Application Profile is dependent on the type of media and the associated software on which the AE has been invoked 38 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 3 2 1 2 1 1 Application Profiles for the RWA Create MOD For the list of Application Profiles that invoke this AE for the Create MOD RWA see Table 3 2 1 3 2 1 2 2 Real World Activity Display Directory The MOD Archive Application acts as an FSR using the Interchange option when requested to provide a directory listing When an MOD update Application is requested to provide a directory listing it will read the File set and display the DICOMDIR directory entries for those SOP instances in the File set that correspond to the user selected Application Profile 3 2 1 2 2 1 Media Storage Application Profile for the RWA Display Directory For the list of Application Profiles that invoke this AE for the MOD directory listing RWA see Table 3 2 1 There are no extensions or specialization s 3 2 1 2 2 2 Options None applicable 3 2
52. at for this private transfer syntax All other elements are encoded in Little Endian format as dictated by the DICOM standard The following table shows the presentation contexts that are proposed for GE private SOP classes Presentation Context Table For GE Private SOP Classes Accepted Proposed Abstract Syntax Transfer Syntax Extended Negotiation UID List Hp GE Private DICOM 1 2 840 113619 4 2 Implicit VR Little 1 2 840 10008 1 2 Both None MR Image Endian Information Object doc ver 2 6 33 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 ID Net v2 0 compatible GE Private DICOM 1 2 840 113619 4 2 Implicit VR Big 1 2 840 113619 5 2 MR Image Endian Information Object GE Private ID Net v2 0 compatible GE Private DICOM 1 2 840 113619 4 3 Implicit VR Little 1 2 840 10008 1 2 CT Image Endian Information Object ID Net v2 0 compatible GE Private DICOM 1 2 840 113619 4 3 Implicit VR Big 1 2 840 113619 5 2 CT Image Endian Information Object GE Private ID Net v2 0 compatible GE Private DICOM 1 2 840 113619 4 4 Implicit VR Little 1 2 840 10008 1 2 Display Endian Information Object ID Net v2 0 compatible GE Private DICOM 1 2 840 113619 4 4 Implicit VR Big 1 2 840 113619 5 2 Display Endian Information Object GE Private ID Net v2 0 compatible 2 4 4 Private Data Elements Refer to Appendix B for a complete listing of private data elements used with this implementation
53. atement document Introduction to the Integrated DICOM Network v3 0 ID Net v3 0 Conformance Statements Direction 2118780 1 3 Scope and Field of Application doc ver 2 6 It is the intent of this document in conjunction with the ntroduction to the Integrated DICOM Network v3 0 ID Net v3 0 Conformance Statements Direction 2118780 to provide an unambiguous specification for GEMS implementations This specification called a Conformance Statement includes DICOM v3 0 Conformance Statement and is necessary to insure proper processing and interpretation of GE medical image data exchanged using DICOM v3 0 The GEMS Conformance Statements are available to the public The reader of this conformance statement should be aware that different GE devices are capable of using different Information Object Definitions For example a GE CT scanner may send images using the CT Information Object MR Information Object Secondary Capture Object etc Included in this Conformance Statement are Module Definitions which define all data elements used by the GEMS implementation If the user encounters unspecified private data elements while parsing a GE Data Set the user is well advised to ignore those data elements per the DICOM v3 0 standard Unspecified private data element information is subject to change without notice If however the device is acting as a full fidelity storage device it should retain and retransmit all of the private data elem
54. ch receive a transferred File Set and update it by the addition of information Typical entities using this role would include analytic workstations which for instance may add to the File set an information object containing a processed e g edge enhanced image File set Updaters do not have to read the images File set Updaters shall be able to generate one or more of the SOP Instances defined for the specific Application Profile for which a conformance statement is made and to read and update the DICOMDIR file 3 3 3 Standard Application Profiles The MOD Archive Server supports the standard Application Profile CTMR MOD as an FSC FSR or FSU 3 3 3 1 STD CTMR MOD12 Class Profile 3 3 3 1 1 SOP Classes and Transfer Syntaxes doc ver 2 6 This class of Application Profiles is based on the Media Storage Service Class with the Interchange Option see PS3 4 SOP Classes and corresponding Transfer Syntaxes supported by the STD CTMR MOD12 Application Profiles is also specified in the Table 3 3 3 1 1 1 Table 3 3 3 1 1 1 IOD s and Transfer Syntaxes for CTMR MOD Application Profiles Informatio SOP Class UID Transfer Syntax and FSC FSR n Object UID Req Req Definition Directory Uncompressed 1 2 840 10008 1 2 1 CT Image 1 2 840 10008 5 1 4 1 1 Explicit VR Big Endian M Storage 2 Uncompressed 1 2 840 10008 1 2 2 CT Image 1 2 840 10008 5 1 4 1 1 JPEG Lossless Process M Storage 2 Selection Value 14 1 2 840 10008 1 2
55. conformance claim and the origin of SOP instances is outside the scope of this claim The MOD Archive Server AE can initialize Media by acting as an FSC to create a new DICOM File set on a 2 3GB MOD media or a 1 2GB MOD media It initializes the DICOM File set and writes the specified SOP instances onto the MOD The SOP instances written will doc ver 2 6 36 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 be limited to instances that match the criteria of one of the Application Profiles that is supported When updating media a pre existing File set will be updated with the selected SOP instances that match one of the supported Application Profiles 3 1 2 Functional Definitions of AE s This Server has only one Application Entity the MOD Archive Application The MOD Archive Application can perform these functions e initialize create DOS filesystem a piece of media writing a new label and DICOM File set onto the media LABEL e H can update a piece of media by adding new SOP instances to an already existing DICOM File set from local storage SAVE e can display a directory listing of the File set on a piece of media QUERY e It can SOP instance from the MOD onto local storage RESTORE 3 1 3 Sequencing of Real World Activities The updating function can only be performed on a piece of media that has already had a DICOM File set created The display functi
56. d from the DICOMDIR directory records Refer to Appendix C for a complete listing of all the optional modules and optional attributes used in the DICOMDIR definition Please note that the mandatory attributes in each of the directory records as mentioned in Part 3 Addendum Basic Directory Information Object Definition are not listed in the appendix but are supported by the implementation NOTE The modality attribute 0008 0060 in the DICOMDIR Series records should be CT MR for Secondary Capture and Standalone Overlay SOP Class Images Otherwise the SIGNA HORIZON LX DICOM media display browser will not list up the series for contents rendering the retrieval to local storage impossible 3 3 3 1 4 1 Additional Keys None 3 3 3 1 5 Other Parameters This section defines other parameters common to all specific Application Profiles in the PRI CTMR MOD12 class which need to be specified in order to ensure interoperable information interchange 3 3 3 1 5 1 Image Attribute Values The attributes listed in Table 3 3 4 1 5 1 1 used within the CT MR SC Standalone Overlay Image files shall take the values specified Table 3 3 4 1 5 1 1 CTMR MOD Profiles Required Image Attribute Values for CT and MR SC and OV Images 0008 0060 CT MR 0028 0004 MONOCHROME2 Co Bits Allocated 0028 0100 0028 0101 Overlay data if present shall be encoded in Overlay Data 60XX 3000 3 3 3 1 5 1 1 Attribute Value Precedence None 3 3 3 2
57. e MOD Archive Application will query the user before initializing media when a File set is found on the media and an initialize operation has been requested Depending on the physical media type being 2 3GB or 1 2GB media the system will apply the correct characteristics as an FSC to meet the appropriate Application Profile As an FSU role the system will produce directory sequences for each SOP instance that is added to the File set consistent with the STD CTMR MOD 12 23 profile and it will make the File set directory so that an early installed base system that only understands the PRI CTMR MOD12 profile will not be able to use the media An upgrade to the installed base system will be required to learn how to be a FSU or FSR of the STD CTMR MOD112 23 profile directory sequences 3 2 1 1 File Meta Information for the Application Entity Following are the values set in the File Meta Information for this AE Source Application Entity Title Not used by the MOD Archive Application Private Information Creator UID Not used by the MOD Archive Application Private Information Not used by the MOD Archive Application 3 2 1 2 Real World Activities 3 2 1 2 1 Real World Activity Create MOD Request doc ver 2 6 The MOD Archive Application acts as an FSC using the Interchange option when requested to initialize LABEL the media The AE will use the appropriate Application Profile depending on the physical media type that is in the optic
58. e SIGNA HORIZON LX system e A712 Out of Resources Indicates that there was not enough resource such as memory to store the image e A800 SOP Class not supported In the event of a successful C STORE operation the image has successfully been written to disk The image will then be accessed in the same manner as any other image by the applications on the SIGNA HORIZON LX system Images may be deleted when instructed to do so by the user Thus the duration of the storage of the image is determined by the users of the SIGNA HORIZON LX system Image Installation If the image installation is unsuccessful a message will appear in the Message Log informing the user of the failure and the image will be removed If the image installation process finds that an element is not encoded according to the DICOM standard it will fail to install the image and the file will be removed Image Installation of GE Created MR or CT Images Images that were originally created on recent GE MR and CT scanners will be converted from their native Advantage Proprietary Format to DICOM format for transmission If the images are stored as full fidelity representations and are subsequently returned to recent GE scanners then the images will be transformed back to Advantage Proprietary Format There is an assumption made by such GE scanners The private element 0009 1001 is used as the full fidelity flag If this flag contains the string GE GENESIS FF w
59. edical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 SQPIX_GEMS MT_GEMS EPI GEMS TRF GEMS RTR GEMS FT GEMS NF GEMS RAMP RL GEMS RAMP LR GEMS RAMP AP GEMS RAMP PA GEMS RAMP SI GEMS RAMP IS GEMS FC FREQ AX GEMS FC SLICE AX GEMS SS GEMS VASCANGIO GEMS Note When converting a received DICOM IOD to Advantage format if element 18 22 does not contain any of the defined values the received data will be interpreted as having the value NONE 2 4 2 Private SOP Classes ID Net v2 0 Private IODs are based upon the April 1993 draft version of the DICOM v3 0 ID Net v2 0 IODs are supported for backward compatibility The following private SOP classes are defined Abstract Syntax Name UID GE Private DICOM MR Image Information Object ID Net v2 0 compatible 1 2 840 113619 4 2 GE Private DICOM CT Image Information Object ID Net v2 0 compatible 1 2 840 113619 4 3 GE Private DICOM Display Information Object ID Net v2 0 compatible 1 2 840 113619 4 4 Note See the ID Net v2 0 Implementation Profiles Direction 46 269546G2 for definitions of Information Objects 2 4 3 Private Transfer Syntax The following private SOP transfer syntax is defined Transfer Syntax Name implicit VR Big Endian This private transfer syntax is identical to the DICOM Implicit VR Little Endian syntax except for the encapsulation of the pixel data Pixel data element 7FEO 0010 is encoded in Big Endian form
60. ents which are sent by GE devices GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 1 4 Important Remarks The use of these Conformance Statements in conjunction with the DICOM v3 0 Standards is intended to facilitate communication with GE imaging equipment However by itself it is not sufficient to insure that inter operation will be successful The user or user s agent needs to proceed with caution and address at least four issues doc ver 2 6 Integration The integration of any device into an overall system of interconnected devices goes beyond the scope of standards DICOM v3 0 and of this introduction and associated Conformance Statements when interoperability with non GE equipment is desired The responsibility to analyze the applications requirements and to design a solution that integrates GE imaging equipment with non GE systems is the user s responsibility and should not be underestimated The user is strongly advised to ensure that such integration analysis is correctly performed Validation Testing the complete range of possible interactions between any GE device and non GE devices before the connection is declared operational should not be overlooked Therefore the user should ensure that any non GE provider accepts full responsibility for all validation required for their connection with GE devices This includes the accuracy of the image data once it has crossed the inter
61. er should register on the GE internet server accessible via anonymous ftp by entering his her e mail address GE Internet Server Address ftp med ge com 192 88 230 11 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 e Interaction It is the sole responsibility of the non GE provider to ensure that communications with the interfaced equipment does not cause degradation of GE imaging equipment performance and or function 1 5 References A list of references which is applicable to all ID Net v3 0 Conformance Statements is included in the Introduction to the Integrated DICOM Network v3 0 ID Net v3 0 Conformance Statements Direction 2118780 1 6 Definitions A set of definitions applicable to all ID Net v3 0 Conformance Statements is included in the ntroduction to the Integrated DICOM Network v3 0 ID Net v3 0 Conformance Statements Direction 2118780 1 7 Symbols and Abbreviations A list of symbols and abbreviations which is applicable to all ID Net v3 0 Conformance Statements is included in the Introduction to the Integrated DICOM Network v3 0 ID Net v3 0 Conformance Statements Direction 2118780 doc ver 2 6 12 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 2 SECTION 2 NETWORK CONFORMANCE STATEMENT 2 0 INTRODUCTION This Conformance Statement CS specifies the SIGNA HORIZON LX compliance to DICOM v3 0 It details the DICOM Service Classes and
62. erdata ooo s 1 O User data DS 1 Userdata 05 1 Usrdaa s 1 Usrdaa DS 1 O Usrdaa J 01910B s 1 O Userdata s 1 O User data 01910B s 1 O Usrdaa 0019108 s 1 O Usrdaa J 0910B s 1 O User data 019105 DS 1 O Usrdaa oowoo 1 O Usrdaa s 1 O Usrdaa 001910B8 Ds 1 O Usrdaa 1 O Usrdaa s User data s 1 O User data Sooo s 1 Usrdaa DS 1 O Projection ange 009 IOBE DS 1 Saturation plans oowoo ss 1 Surface coil intensity 1 0090 SS 1 SATlocaionR 0019410 ss 1 SATlocationL o oowoo ss 1 SATloction A 1 04 ss 1 doc ver 2 6 75 luc Ko le le m ke GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 0019 10D0 0019 10D2 0019 10D3 0019 10D5 1 1 1 1 1 1 1 1 1 1 1
63. esentation Context Items that is supported is 60 Note that the same Abstract Syntax may be offered multiple times with different Transfer Syntaxes The user information items sent by this product are e Maximum PDU Length and Implementation UID 2 2 1 1 2 Number of Associations The DICOM Server AE SCU will initiate only one DICOM association at a time to perform an image store to a remote host or retrieve image s from a Remote AE The DICOM Server AE SCP can have a maximum of four DICOM associations open simultaneously to receive and store image or respond to an echo 2 2 1 1 3 Asynchronous Nature Asynchronous mode is not supported All operations will be performed synchronously 2 2 1 1 4 Implementation Identifying Information The Implementation UID allows unique identification of a set of products that share the same implementation The Implementation UID for this GEMS Implementation is SIGNA HORIZON LX Implementation UID 1 2 840 113619 6 44 2 2 1 2 Association Initiation by Real World Activity This AE attempts to initiate a new association due to a Push operation initiated by the user A new association is also initiated when the user performs a Query Remote operation or issues a retrieve operation by performing a Get operation at Study Series Image level 2 2 1 2 1 Push Image s to Remote AE doc ver 2 6 17 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143
64. eters common to all specific Application Profiles in the PRI CTMR MOD12 class which need to be specified in order to ensure interoperable information interchange 3 3 3 2 5 1 Image Attribute Values The attributes listed in Table 3 3 3 1 5 1 1 used within the CT MR SC Standalone Overlay Image files shall take the values specified Overlay data if present shall be encoded in Overlay Data 60XX 3000 3 3 3 2 5 1 1 Attribute Value Precedence None 3 3 4 Private Application Profiles The MOD Archive Server supports a private Application Profile PRI CTMR MOD12 as an FSR or FSU 3 3 4 1 PRI CTMR MOD19 Class Profile 3 3 4 1 1 SOP Classes and Transfer Syntaxes doc ver 2 6 This class of Application Profiles is based on the Media Storage Service Class with the Interchange Option see PS3 4 46 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 SOP Classes and corresponding Transfer Syntaxes supported by the PRI CTMR MOD12 Application Profiles is specified in the Table 3 3 3 1 1 1 NOTE The MOD Archive Application chooses the JPEG Lossless compression selection value 1 as the default transfer syntax for storing images on the media But the transfer syntax is selectable on a per media basis at install time using a method defined by the Application The SOP instance files in the Media File set the PRI CTMR MOD12 profile uses a non standard JPEG compression process resulting in
65. face between the GE imaging equipment and the non GE device and the stability of the image data for the intended applications Such a validation is required before any clinical use diagnosis and or treatment is performed It applies when images acquired on GE imaging equipment are processed displayed on a non GE device as well as when images acquired on non GE equipment is processed displayed on a GE console or workstation Future Evolution GE understands that the DICOM Standard will evolve to meet the user s growing requirements GE is actively involved in the development of the DICOM v3 0 Standard DICOM v3 0 will incorporate new features and technologies and GE may follow the evolution of the Standard The GEMS protocol is based on DICOM v3 0 as specified in each DICOM Conformance Statement Evolution of the Standard may require changes to devices which have implemented DICOM v3 0 In addition GE reserves the right to discontinue or make changes to the support of communications features on its products reflected on by these DICOM Conformance Statements The user should ensure that any non GE provider which connects with GE devices also plans future evolution of the DICOM standard Failure to do so will likely result in the loss of function and or connectivity as the DICOM Standard changes and GE products are enhanced to support these changes To be kept informed of the evolution of the implementation described in this document the us
66. film box The film box attribute values will be sent in the film box create request e The image attributes for the images to be printed in this session will be set using the N SET service If the printer fails to accommodate the images in the image set to be printed the print session will be terminated e The film will be printed using the N ACTION service Only film box printing is supported In case of error the print session will be terminated e Film box instance will be deleted using the N DELETE service e The SCU does not wait for N EVENT REPORT from Printer after deleting the film box instance The N EVENT REPORT received when the association is still active are handled but the data received will be ignored e Finally the association will be terminated and if all the above operations are successful the requester will be notified of the successful print session This just indicates the images to be printed have been successfully sent to the printer 4 2 AE SPECIFICATIONS 4 2 1 DICOM Print SCU AE Specification Print SCU provides Standard Conformance to the following DICOM 3 0 SOP classes as an SCU SOP CLASS name SOP CLASS UID Basic grayscale print management meta SOP class 1 2 840 10008 5 1 1 9 Print Job SOP class 1 2 840 10008 5 1 1 14 doc ver 2 6 51 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 4 2 1 1 Association Establishment Policy 4 2 1 1 1 General The Print SCU provide
67. fref 0019 100F DS 1 Series contrast sf NONI SST Latpeq 1 1 009102 SS Series plane 0019401 ss 1 O Firstscanras LO 1 First scan location oowoo Ds 1 Lastscamrs LO 1 O Lastscanlc 009 0lB 1 O Dispayfieldofviewv Oooow 1 Acquisition Duration 00905A E 1 Seondeco oomo s 1 O Number ofechoes 00191075 ss 1 Tabedea s 1 Contiguous ooon SS 1 PekSAR 1 D 1 O Monitor SAR 0019085 ss 1 Cardiac repetitiontime 1001910870 DS 1 Images per cardiac cycle 1 0019 SS 1 Actual receive gain analog 1 00198 5 1 Actual receive gain digital 0019 108B ss LC doc ver 2 6 74 lel Re Tele m m Rel Rel Re Tele m m GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 DS Swap LOISIR SS 1 O Pause Interval 100191090 ss 1 Pulse Time 00191090 D Slice of
68. fset on freq axis 1 0019 0 1 Center Frequency 001900 DS 1 Transmit Gain oowoo ss 1 Analog receiver gain 1 0019 05 55 1 Digitalreceivergin 019 1096 SS 1 Bitmap defining CVs 0019109 s 1 Center freq Method 00191008 5 1 Pulse seg 100191098 ss 1 Pulse seg Name oowoo LO 1 Pulse seq Date 100191090 DT 1 O Internal pulse seg Name 0019100 ro 1 Transmitting coil 0019109 ss 1 Surface Coil Type 1 0090 ss 1 Extremity Coil flag 0019104D 5 f 1 Rawdatar number 0019102 st 1 Calibrated Field strength 0019104 1 fatwateroone 00191049 ss 1 Receive bandwidth 00191045 DS 1 Usrdaa ooon s 1 O User data oowoo s 1 O Usrdaa 00191049 s 1 O Usrdaa DS Us
69. hen received by a scanner then it is assumed that the image object was originally a GE created image object and contains all private elements that it was sent with If full fidelity flag is present and not all the elements are sent back as sent i e not full fidelity there are 2 possible actions doc ver 2 6 26 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 1 the translator will do its best to convert the image and will use default values where DICOM fields are missing 2 If certain critical information is not provided then the image will be stored as a screen save It is strongly suggested that if GE private element 0009 1001 is present then all GE private elements originally associated with the image be preserved Image Installation of non GE Created MR or CT Images Images received from non GE products are installed as appropriate image object without any of their private data elements Also if some critical fields mandatory are missing then the image will not be installed 2 2 1 3 2 Verification Request from Remote AE This AE is indefinitely listening for associations No operator action is required to respond to a verification message 2 2 1 3 2 1 Associated Real World Activity The Real World Activity associated with the verification request is to send a C ECHO response message with a status of success to the requesting AE 2 2 1 3 2 2 Presentation Context Table Table 2 2 1
70. ile will have only the Patient Study Series and Image directory record types Given below are the list of attributes supported under each of these directories C 1 3 1 Patient Keys Patient s Name 4010000 2 0 Pa entID 0010 0020 tT C 1 3 2 Study Keys Specific Character Set 0008 0005 ISO IR 100 Study Date 00080020 TI Study Time 40080000 1 2 Accession Numer 000800500 2 Study Description 00081050 2 Study Instance UID 0020000D IC Td doc ver 2 6 80 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 00200010 II C 1 3 3 Series Keys Manuf Model Name 0008 1090 Series Instance UID 0020 000E 0020 001 1 C 1 3 4 Image Keys Notes 3 E WEEN EE Ee Series Description 00081085 3 MRI profile only 3 1 Image Orientation Patient 002000 Slice Location 00201041 3 Samples Per Pixel 1 0028 0002 R 3 O Photometric Interpretation 0028 0004 Absentfromallprofiles EON GN _ 02800800 1C 1 Bits Allocated 00080100 Bits Stored 0028010 MRI Absentfromprofile
71. interoperability problems when decoded using readily available industry decompression routines See section 3 4 2 for details of the encoding problem unique to the PRI CTMR MOD12 profile 3 3 4 1 2 Physical Media and Media Formats The CT MR Application Profiles in the PRI CTMR MOD12 require the 130mm 1 2GB 512 Byte per Sector Magneto Optical Rewriteable physical media with the PC File System as defined in PS3 12 3 3 4 1 3 Logical Format The PRI CTMR MOD12 Application profile media format conforms to the Logical Format specification in PS3 12 The table 3 3 3 1 3 1 defines the specific values used for this profile 3 3 4 1 4 Directory Information in DICOMDIR Conformant Application Entities shall include in the DICOMDIR File a Basic Directory IOD containing Directory Records at the Patient and subsidiary levels appropriate to the SOP Classes in the File set All DICOM files in the File set incorporating SOP Instances defined for the specific Application Profile shall be referenced by the Directory Records All DICOM SOP Instance files in the File set are stored in the MSDOS filesystem subdirectory GEMS and are referenced from the DICOMDIR directory records Refer to Appendix C for a complete listing of all the optional modules and optional attributes used in the DICOMDIR definition Please note that the mandatory attributes in each of the directory records as mentioned in Part 3 Addendum Basic Directory Information Object Definition are n
72. l be issued for the first series in the series list e Send a C MOVE RQ request to a Remote AE after successful association establishment The DICOM Server AE s Storage SCP will receive the images over a separate association The DICOM Server AE waits for association requests from Remote AEs that wish to perform the following operations e Verification If a C ECHO RQ message is received the DICOM Server AE will send back a C ECHO RSP message with a status of success e Image Storage If a C STORE RQ message is received the DICOM Server AE will receive the image and try to update the local database If the image is stored successfully on storage media and the database updated a status of success will be returned in a C STORE RSP message e Query If a C FIND RQ message is received the DICOM Server AE will search the database for the requested attributes and send back a C FIND RSP message containing a match and a status of pending After all matching records have been sent a status of success will be returned in a C FIND RSP message The Remote AE can terminate the query by sending a C CANCEL FIND RQ message e Retrieve If a C MOVE RQ message is received the DICOM Server AE will lookup its list of configured Remote AEs for the Destination AE If the Destination AE is configured the DICOM Server AE will open a new association to the Destination AE and use C STORE RQ to send the image s The DICOM Server AE will send a C MOVE RSP me
73. l other matchings are supported Only hierarchical query is supported Therefore the C FIND SCP will not perform any extended negotiation 2 2 1 3 4 Retrieve Request From Remote AE This AE is indefinitely listening for associations No operator action is required to respond to a retrieve request 2 2 1 3 4 1 Associated Real World Activity The Real World Activity associated with the Retrieve Request is to send all images corresponding to the C MOVE request to the destination AE through a separate association 2 2 1 3 4 2 Presentation Context Table Table 2 2 1 3 4 2 1 Acceptable Presentation Contexts for DICOM Server AE and Real World Activity Retrieve Request Presentation Context Table Abstract Syntax Transfer Syntax EEN Extended Negotiation UID List ae es Study Root 1 2 840 10008 5 1 4 1 2 2 2 Implicit VR Little 1 2 840 10008 1 2 SCU None Query Retrieve Endian MOVE doc ver 2 6 30 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 2 2 1 3 4 2 1 SOP Specific Conformance to C MOVE SCP The DICOM Server AE provides standard conformance to the baseline Study root C MOVE Service Class SCP Each C MOVE SCP operation supports an Association Timer Operation Inactivity Timer and Session Timer with a time out values of 300 seconds 300 seconds and 60 minutes respectively These time outs are configurable in dcs cfg as bi assoc tio bi store tio and bi session tio respective
74. ll not be sent The corresponding job will be marked as failed and user will be notified of the status of job If all the images are successfully transferred then the commitment request will be sent on a different association with the list of sop instances If the N Action request fails the job will be marked as failed otherwise following sequence of actions will take place The SCU waits for the response from provider on the same association for a configurable amount of time If it does not receive the response during this time it will close the association It changes the Job state to Wait indicating the job is waiting for the response from commitment provider The job will be marked as failed if the response is not received by stop job time Stop job time is the maximum duration the job can wait for responses A New transaction uid will be created for each retry by user The old transaction uid is not applicable for these requests The Following DIMSE service Elements are supported for the Storage Commitment request and response processing N ACTION Requests the remote Storage Commitment SCP to commit to storing the image instances N EVENT REPORT The response sent by the remote Storage Commitment SCP The following attributes are sent in the N Action request Attribute Tag Transaction UID 0008 1195 o si Referenced SOP Sequence 0008 1199 gt SOP Class UID 0008 1150 gt SOP Instance UID 0008
75. ly All images requested in a C MOVE RQ will be sent over a single association A C MOVE RSP with a pending status will be returned to the requester every five images The C MOVE SCP will invoke C STORE requests for the following SOP classes SOP Class Name SOP Class UID CT Image Information Storage 1 2 840 10008 5 1 4 1 1 2 MR Image Information Storage 1 2 840 10008 5 1 4 1 1 4 Secondary Capture image storage 1 2 840 10008 5 1 4 1 1 7 Standalone Overlay storage 1 2 840 10008 5 1 4 1 1 8 In addition to the C MOVE response status values defined in DICOM V3 0 part 4 the following status values will be returned e 000 Indicates that an error occurred while retrieving records from the local database e C001 Indicates all other processing error e C011 If the Destination AE returns a Storage Full condition this status will be returned This status will only be sent if the Destination AE returns a status of A711 and is only applicable if the Destination AE is an SdC based product 2 2 1 3 4 3 Presentation Context Acceptance Criteria No criterion 2 2 1 3 4 4 Transfer Syntax Selection Policy The SCP does not have a default acceptance policy if more that one acceptable transfer syntaxes are proposed for the same SOP class in separate presentation contexts It is the responsibility of the SCU to make a selection from the list of accepted presentation contexts that apply to any particular SOP class If multiple transfer
76. m 2171143 100 There is no Real World activity required for the DICOM Server AE to respond to an incoming DICOM store query or retrieve The DICOM Server AE is always prepared to respond to a DICOM Store Query or Retrieve by any remote DICOM AE The DICOM Server AE will perform the Real World activity mage Installation after the remote AE sends an image to the SIGNA HORIZON LX product Once a Query request is received the DICOM Server AE will search the local database for all entries that match the keys requested by the Remote DICOM AE and send back the list of matches The DICOM Server AE will also respond to an incoming retrieval request from a Remote AE by sending the image s to the Destination AE 2 1 2 Functional Definition of AE s doc ver 2 6 DICOM Server Application Entity initiates the following operations e Initiate an association to a Remote AE to send image s If the Remote AE accepts the presentation context applicable to the image s being sent the DICOM Server AE will send the image s by invoking C STORE RQ operation for each image on the same association e Initiate an association with a Remote AE to query for images on the remote host A Study Root Study Level C FIND RQ request will be sent to the Remote AE once an association has been established After all responses are received DICOM Server AE will issue a Series Level C FIND RQ request to get the series for a study in the list An Image Level C FIND RQ wil
77. mote database 20 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 The C FIND SCU will not perform any extended negotiation and so will only perform hierarchical query Each C FIND SCU operation supports an Association Timer Operation Inactivity Timer and Session Timer with time out values of 300 seconds 300 seconds and 60 minutes respectively These values are configurable in dcs cfg If a Cancel or Refused status is returned from the Remote AE the association is closed and the operation terminated The DICOM Server AE will parse each matching C FIND RSP reply and ignore the entries that does not contain a valid DICOM data stream No VR validation is performed which means that syntax errors will be ignored Tables 2 2 1 2 2 2 1 1 2 2 1 2 2 2 1 3 shows the various fields that are requested at the Study Series and Image levels of the C FIND request Table 2 2 1 2 2 2 1 1 Requested Study Level Keys Study date 00080020 X jZerolengh Study time 00080030 Zerolength Patients name 00 0010 Zerolengh Study id 0020 0010 Zero length for Study level query Study Instance UID of study for which matches are requested at a lower level Study description 00081030 X Zerollength Private Creator Identification P 00090010 GEMS_IDEN_01 Suteld 00091002 2 Table 2 2 1 2 2 2 1 2 Requested
78. ms SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 3 2 1 2 4 2 Options None applicable 3 3 Standard Augmented and Private Application Profiles 3 3 1 Class and Profile Identification The Class of Application Profiles defined here is for Computed Tomography and Magnetic Resonance Imaging Clinical applications The identifier for this class is CTMR MOD The specific Application Profile in this class is shown in Table 3 3 1 1 Table 3 3 1 1 CTMR MOD Profiles CT MR Studies on 2 3GB STD CTMR MOD23 Handles single 12 or 16 MOD media bit grayscale compressed uncompressed images CT MR Studies on 1 2GB STD CTMR MOD12 Handles single 12 or 16 MOD media bit grayscale compressed uncompressed images CT MR Studies on 1 2 GB PRI CTMR MOD12 Handles single 12 or 16 MOD media bit grayscale compressed uncompressed images 3 3 2 Clinical Contexts This Application Profile facilitates the interchange of primary CT and MR images as well as processed CT and MR images as Secondary Capture and Standalone Overlay Images Please refer to appendix A for the IOD definitions CT MR SC and OV images may co exist within the same File set Typical interchanges would be between acquisition devices archives and workstations within and between institutions 3 3 2 1 Roles and Service Class Options This Application Profile Class uses the Media Storage Service Class defined in PS3 4 with the Interchange Option The Applica
79. ned Terms SMOOTH SOFT STANDARD DETAIL BONE EDGE SHARP LUNG A 2 MR Specific IOD Definition 2 1 MR Image IOD Modules Patient Study _ A53 0 Frame of Frame of Reference A 5 12 Reference pf Image Plage Image Pixel Only the type 1 elements are sent Contrast Bolus A58 22 SOPCommo A59 2 1 MR Image Module 0018 0021 Always sent even if value is zero length MR Acquisition Type 0018 0023 2D or 3D depending on acquisition type Sequence Variant is not SK Always sent Y or N doc ver 2 6 65 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 Always sent even if value is zero length Percent Phase Field of View 0018 0094 Pixel Bandwidth 0018 0095 Nominal Interval 0018 1062 0018 1088 Sent if available else not sent Sent if available else not sent Sent if available else not sent Phase Encoding Direction 0018 1312 3 Sent if available else not sent Is ROW or COL if sent Flip Angle 0018 1314 Sent if available else not sent Variable Flip Angle Flag 0018 1315 3 Always sent Value is for RAMPED x where x is AP IS IR PA SL or AL else value is N 0018 1316 Sent if available else not sent Temporal Resolution 0020 0110 Always sent even if value is zero length SC Specific IOD Definition i ilable i i i i A 3
80. ng DIMSE Service Elements for Grayscale Image Box SOP Class N SET Requests the Printer to set the image box attributes The Following Attribute values are supported Preformatted Grayscale Image Sequence 2020010 gt PixelData FEO 0010 Note denotes that the attribute is optional for the SCU However we do provide values for all of these optional attributes and if the SCP does not support the requested value it may choose to either return a failure status or ignore the value provided and use its default value If Failure status is returned during N SET operation of Image Box following action will be taken by Print SCU 0xC605 Resources temporarily not available message will be sent All other status Failure message will be sent In all the cases the print session will be terminated 4 2 1 2 2 4 Printer SOP Class N GET and N EVENT REPORT DIMSE service elements are supported for Printer SOP Class If N EVENT REPORT is received when association is still active Print SCU handles all the relevant states but the data received is ignored Print SCU issues the request to retrieve following attributes for N GET service If Printer returns Printer Status of FAILURE the association is terminated and the requester will be notified of the printer status If the WARNING status is received the SCU will continue with the print session doc ver 2 6 55 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT
81. ns and Appendix B for private data elements 3 4 1 2 SOP Specific Conformance Statement for MR SOP Class Refer to section 2 4 for standard extensions and Appendix B for private data elements 3 4 2 Private Transfer Syntax Specification The SOP instance files in the Media File set in the PRI CTMR MOD 12 profile uses a non standard JPEG compression process resulting in interoperability problems when decoded using readily available industry standard JPEG decompression routines Note Some earlier versions of that were intended to write JPEG Lossless Process Selection Value 14 1 2 840 10008 1 2 4 70 aciually contained errors in byte ordering of encapsulation of fragment item tags selection of entropy coding tables and calculation of difference values from predictors These errors cause the compressed images to be unreadable by non GEMS software future GEMS CT i software will read but not write archive media written with these errors The early release product software had a JPEG encode routine that is called the BAD ENCODER for the following explanation In the BAD ENCODER produced SOS OxFFDA header the entropy coding table selector codes are 0x11 They should be 0x00 This mistake is the key that specifies the BAD ENCODER processing problems The BAD ENCODER computation of the pixel value difference to be entropy encoded is computed as Predictor value when it should be calculated as value Predictor The result is that
82. of overlay doc ver 2 6 69 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 Appendix Private Data Elements Enclosed is a listing of private data elements used in this implementation for CT MR Image IOD definition B 1 CT Image IOD Private Data Elements Definition Table B 1 1 Private Creator Identification GEMS_IDEN_01 Full fidelity 009 1001 LO 1 Suteid 009100 SH 1 Productida 000900 1 Image actual date St 1 Seviceid 1 _ Mobile location numer 009 1031 5 1 Equpmet UID 1 Genesis Version now 1 000 5 1 Exam Record checksum 000410E 1 Actual series data time stamp 000910E se 1 Table 1 2 Private Creator Identification GEMS PATI 01 00111010 Table B 1 3 Private Creator Identification 01 Number of cells I in Detector 1 09 1002 f 1 Cell number at Theta 0019 1003 Ds 1 Cell spacings 0 DS 1 Horiz frame of ref 0019 10F DS 1 Series contrast sf NONI Start numberforbaselin 00191015 ss 1 End number for baseline 001901 SS
83. on can only be performed on a piece of media that has already has a DICOM File set created With no SOP instances having been added the directory will be displayed empty The copy function can only be performed with a piece of media that has been updated and has DICOM SOP instances in the File set There are no other sequencing requirements 3 1 4 File Meta Information for Implementation Class and Version The File Meta Information for this implementation is File Meta Information Version SIGNA HORIZON LX Implementation UID 1 2 840 113619 6 44 Implementation Version Name lt Software Release Build Version varies gt 3 2 AE Specifications 3 2 1 MOD Archive Specification The MOD Archive provides standard conformance to DICOM Interchange Option of the Media Storage Service Class The Application Profiles and roles are listed in Table 3 2 1 doc ver 2 6 37 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 Table 3 2 1 Application Profile Activities and Roles for MOD Update ee Supported LL _ FSU JJ Interchange BDisplayDirectoy FSR Interchange Copy To Local Storage FSR Interchange Update MOD FSU Interchange LL BisplayDirectoy FSR Interchange 1 Local Storage FSR Interchange BisplayDirectoy FSR Interchange To Local Storage FSR Interchange Th
84. ot listed in the appendix but are supported by the implementation Directory records found in the PRI CTMR MOD12 profile do not contain the Attribute Frame of Reference 0020 0052 This Attribute was specified as Required after the first release of this Application Profile 3 3 4 1 4 1 Additional Keys None 3 3 4 1 5 Other Parameters This section defines other parameters common to all specific Application Profiles in the PRI CTMR MOD12 class which need to be specified in order to ensure interoperable information interchange See 3 4 2 for JPEG encoding problem in the PRI CTMR MOD12 profile 3 3 4 1 5 1 Image Attribute Values doc ver 2 6 47 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 The attributes listed in Table 3 3 3 1 5 1 1 used within the CT MR SC Standalone Overlay Image files shall take the values specified Overlay data if present shall be encoded in Overlay Data 60XX 3000 3 3 4 1 5 1 1 Attribute Value Precedence None 3 4 Extensions Specialization s and Privatization s of SOP Classes and Transfer Syntaxes 3 4 1 Extensions Specialization s and Privatization s of SOP Classes The CT MR SOP Class Images have definitions extended for Defined Terms and include GE specific Private Data elements The following sections describe the details for these SOP classes 3 4 1 1 SOP Specific Conformance Statement for CT SOP Class Refer to section 2 4 for standard extensio
85. ows i Explicit VR Big Endian ii Implicit VR Big Endian GE private transfer syntax see section 2 4 3 iii Implicit VR Little Endian iv Explicit VR Little Endian Proposed Presentation Contexts for DICOM Server AE and Real World activity Push Image s Presentation Context Table Proposal Transfer Syntax UID List Implicit VR Little Endian Implicit VR Big CT Image Storage CT Image Storage MR Image Storage doc ver 2 6 1 2 840 10008 5 1 4 1 1 2 1 2 840 10008 5 1 4 1 1 2 1 2 840 10008 5 1 4 1 1 4 1 2 840 10008 1 2 1 2 840 113619 5 2 Explicit VR Little Endian Explicit VR Big 1 2 840 10008 1 2 1 1 2 840 10008 1 2 2 Implicit VR Little Endian Implicit VR Big Endian GE Private 1 2 840 10008 1 2 1 2 840 113619 5 2 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 MR Image Storage 1 2 840 10008 5 1 4 1 1 4 Explicit VR Little 1 2 840 10008 1 2 1 SCU None Endian Explicit VR Big 1 2 840 10008 1 2 2 Secondary Capture 1 2 840 10008 5 1 4 1 1 7 Implicit VR Little 1 2 840 10008 1 2 SCU None Endian Implicit VR Big 1 2 840 113619 5 2 Secondary Capture 1 2 840 10008 5 1 4 1 1 7 Explicit VR Little 1 2 840 10008 1 2 1 SCU None Endian Explicit VR Big 1 2 840 10008 1 2 2 Stand alone 1 2 840 10008 5 1 4 1 1 8 Implicit VR Little 1 2 840 10008 1 2 SCU None Overlay Endian Implicit VR Big 1 2 840 113619 5 2 Stand alone 1 2 840 10008 5 1 4 1 1 8 Explicit VR Little 1 2 840 100
86. rt of Extended Character Set 5 DICOM STORAGE COMMITMENT SCU CONFORMANCE 5 0 Introduction 5 1 Implementation Model doc ver 2 6 4 sm 2171143 100 36 36 36 37 37 37 37 37 40 40 40 41 46 48 48 48 49 49 50 50 50 50 51 51 51 51 56 56 57 57 57 57 57 58 58 58 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 5 1 1 Application data flow diagram 5 1 2 Functional definitions 5 1 3 Sequencing of real world activities 5 2 AE Specifications 5 2 1 DICOM Storage Commitment SCU specifications 5 3 COMMUNICATION PROFILES 5 3 1 Supported Communication Stacks parts 8 9 5 3 2 TCP IP Stack 5 3 3 Point to Point Stack 5 4 EXTENSIONS SPECIALIZATIONS PRIVATIZA TIONS 5 5 CONFIGURATION 5 5 1 AE Title Presentation Address Mapping 5 5 2 Configurable Parameters 5 6 SUPPORT OF EXTENDED CHARACTER SETS doc ver 2 6 5 sm 2171143 100 58 58 59 59 59 62 62 62 62 62 62 62 63 63 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 WARNING doc ver 2 6 sm 2171143 100 THIS SERVICE MANUAL IS AVAILABLE IN ENGLISH ONLY IF A CUSTOMER S SERVICE PROVIDER REQUIRES A LANGUAGE OTHER THAN ENGLISH IT IS THE CUSTOMER S RESPONSIBILITY TO PROVIDE TRANSLATION SERVICES DO NOT ATTEMPT TO SERVICE THE EQUIPMENT UNLESS THE SERVICE MANUAL HAS BEEN CONSULTED AND UNDERSTOOD FAILURE TO HEED THIS WARNING MAY RESULT IN INJURY TO THE SER
87. s High Bit 00028 0102 MRI Absentfromprofiles doc ver 2 6 81
88. s options to indicate the printer AE title Printer host name In this product these inputs are provided by Film Composer Depending on these inputs the Print SCU will establish the association with the desired printer The DICOM Application Context Name ACN which is always proposed is Application Context Name 1 2 840 10008 3 1 1 1 The Maximum Length PDU negotiation is included in all association establishment requests The maximum length PDU for association initiated by the DICOM Print SCU AE is Maximum Length PDU 10 kbytes 4 2 1 1 2 Number of Associations The Print SCU will initiate only one association with printer This will not initiate any other associations while the current association is active 4 2 1 1 3 Asynchronous Nature The print SCU does not support asynchronous operations All operations will be performed synchronously 4 2 1 1 4 Implementation identifying information The Implementation UID allows unique identification of a set of products that share the same implementation The Implementation UID for this GEMS Implementation is SIGNA HORIZON LX Implementation UID 1 2 840 113619 6 44 4 2 1 2 Association Establishment Policy Print SCU initiates association with the Printer which is running DICOM print SCP provided as input to print SCU by film Composer 4 2 1 2 1 Real World Activity 4 2 1 2 1 1 Associated Real World Activity Print doc ver 2 6 52 GE Medical Systems SIGNA HORIZON LX 8 2
89. s used for this profile doc ver 2 6 42 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 Table 3 3 4 1 3 1 Boot Sector for STD CTMR MOD12 conformant media Bytes Big Endian Endian 100 02 02 0xEB3C90 Jump instruction to loader NOPs 03 10 0x4d53444F53342E30 MSDOS4 0 The formatting DOS vendor specific offset 32 value Flag for disk type FOH if not otherwise specified 32 35 1163306 0x2AC01100 1163306 Total sector disk Varies from disk to disk 36 37 0x0080 0x8000 Physical Drive number 80 Extended boot record signature 41 39 42 Date Stamp Volume serial number 43 53 0x47454D535F4449434F4 GEMS DICOM D20 54 61 The system label 62 509 Don t care Any contents acceptable 510 511 OxAA55 0 55 Signature flag doc ver 2 6 43 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 3 3 3 1 4 Directory Information in DICOMDIR Conformant Application Entities shall include in the DICOMDIR File a Basic Directory IOD containing Directory Records at the Patient and subsidiary levels appropriate to the SOP Classes in the File set All DICOM files in the File set incorporating SOP Instances defined for the specific Application Profile shall be referenced by the Directory Records All DICOM SOP Instance files in the File set are stored in the MSDOS filesystem subdirectory GEMS and are reference
90. smos ss 3 O Number ofoverranges 043 1016 ss 5 image scale factors BBH coefficients 1004300189 Ds 3 Number of BBH chainstoblend 043 1019 55 1 Starting channel number 0044101A SL 1 Ppscanparameters 004 10lB SS 1 GE image integrity 0043 01 ss 1 Levlvalue 043 101 SS 1 Delta starttime owo s 1 Maxovemangesinaview 004901 st 1 Avgoverrangesallviews 1 004300 DS 1 Referncechamels 00451005 ss 6 No views ref chans blocked 00441000 US 6 Scanpitchratio Ooo 5 1 Unique image iden 004309 OB 1 Histogram tables 043 10 OB 1 Userdefineddaa 004410 1 Private Scan Options 10043108 ss 4 RAcordoftargetreconcener 1000431030 Ds 2 Tiggeronposiion 043 0400 4 Degree of rotation 043 1041 m 4 DAS trigger source 043 1042 SL 4 DAS fpagain 1 DAS output source 043 1044 SL 4 DASadinut
91. ssage with a status of pending after every five images are sent When all images are 15 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 sent or if DICOM Server AE receives a C CANCEL MOVE RQ a final C STORE RSP will be sent back with an appropriate status 2 1 3 Sequencing of Real World Activities Real World Activity Query Remote must be performed before Choose Pull Option can be performed 2 2 AE SPECIFICATIONS 2 2 1 DICOM Server AE Specification This Application Entity provides Standard Conformance to the following DICOM v3 0 SOP Classes as an SCU SOP Class Name SCU SOP Class UID CT Image Information Storage 1 2 840 10008 5 1 4 1 1 2 MR Image Information Storage 1 2 840 10008 5 1 4 1 1 4 1 2 840 10008 5 1 4 1 2 2 1 This Application Entity provides Standard Conformance to the following DICOM v3 0 SOP classes as an SCP 2 2 1 1 Association Establishment Policy 2 2 1 1 1 General The DICOM Application Context Name ACN which is always proposed is Application Context Name 1 2 840 10008 3 1 1 1 doc ver 2 6 16 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 The Maximum Length PDU negotiation is included in all association establishment requests The maximum length PDU for association initiated by the DICOM Server AE is Maximum Length PDU 10 kbytes SOP class Extended Negotiation is not supported The maximum number of Pr
92. syntaxes are proposed in the same presentation context the SCP will accept the first one 2 3 COMMUNICATION PROFILES 2 3 1 Supported Communication Stacks parts 8 9 DICOM Upper Layer Part 8 is supported using TCP IP doc ver 2 6 31 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 2 3 2 TCP IP Stack The TCP IP stack is inherited from a UNIX Operating System 2 3 2 1 Physical Media Support Ethernet v2 0 IEEE 802 3 2 3 3 Point to Point Stack A 50 pin ACR NEMA connection is not applicable to this product 2 4 EXTENSIONS SPECIALIZATIONS PRIVATIZATIONS 2 4 1 Specialized Information Object Definition Following is a list of additional private attributes defined for a standard MR IOD For incoming third party DICOM images the values in these elements are retained without modification 0008 0008 Value 3 MR Image IOD specific specializations PROJECTION IMAGE REFORMATTED SCREEN SAVE PROC COMB Value 4 MR Image implementation specific COLLAPSE VASCULAR Note When converting a received DICOM IOD to Advantage format if element 8 8 does not contain any of the defined values the IOD will be converted to secondary capture IOD 0018 0022 Scan Options Defined Terms NONE VASCTOF GEMS VASCPC GEMS CINE GEMS FAST GEMS IC GEMS GRAPH GEMS IRP GEMS DEP GEMS CL GEMS SAT GEMS NPW RT GEMS VB GEMS POMP GEMS VB GEMS EDR GEMS SEQ GEMS CS GEMS MP GEMS doc ver 2 6 32 GE M
93. ted and then transmitted by the DICOM Server AE to the identical profiles specified by the CT Advantage Conformance Statement for DICOM v3 0 Direction 2118781 and the MR Signa Advantage Conformance Statement for DICOM v3 0 Direction 2118782 2 2 1 2 2 Query Remote AE 2 2 1 2 2 1 Associated Real World Activity The operator must first select a destination by choosing Select Remote Host from Network pull down menu on the local database manager and then choose a hostname The Query operation will cause the DICOM Server AE to initiate an association to the selected Remote AE when the Query Remote Host entry is selected from the Network pull down menu Once a list of Study Series Image is retrieved the operator can invoke the Pull operation by choosing Get Exam or Get Series or Get Image from the Network pull down menu 2 2 1 2 2 2 Proposed Presentation Contexts 2 2 1 2 2 2 1 doc ver 2 6 When the Real World activity Query or Pull is initiated all presentation contexts shown in table 2 2 1 2 1 2 1 are proposed during association establishment but only the Query Retrieve FIND related contexts are applicable to this activity SOP Specific Conformance Statement for C FIND SCU After the Query operation is initiated the DICOM Server AE will perform a study root C FIND RQ request at each of the three levels Study Series and Image in succession The Initial Study Level request will ask for all studies in the Re
94. that will cause the DICOM Server Application Entity DICOM Server AE to initiate a DICOM association to a remote DICOM Application Entity The Choose Push Option Real World activity consists of an operator selecting one or more study series or image in the local database manager and choosing either Push Examination Push Series or Push Image from the Network pulldown menu on the local database manager to send the image s to a selected destination Real World Activity Query Remote causes the DICOM Server AE to initiate an association to the Remote DICOM AE and request the list of all studies Once the DICOM Server AE receives the list of studies it will select the first study as determined through the local database manager list sort criterion and request the list of series for that study After receiving the list of series the DICOM Server AE will ask for the list of images for the first series in the list The operator can then select any study in the study list to retrieve the list of series and images Real World Activity Choose Pull Option will be available once the Query Remote activity is performed The operator can now select one or more study series or image and ask the DICOM Server AE to retrieve the selected image s from the Remote DICOM AE by choosing either Get Examination Get Series or Get Images GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 s
95. the decompression via industry standard packages result in a negative of the original image pixel value No specific direct confirmation of the value Predictor policy was found but the graphic on page 185 of the book JPEG still image data compression standard by Pennebaker shows the predictor entering the adder as a negative element and the value entering as positive element Like wise both Cornell and Stanford packages perform the computation as value Predictor doc ver 2 6 48 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 The BAD_ENCODER predictor value used at the beginning of each line uses the last value of the previous line in the image The JPEG standard says the predictor for the first line element of each line should be the first element of the line immediately above the current line The first line first element predictor should be the unsigned value that is half the full scale range for the sample precision The first line first element predictor is correctly determined in the BAD_ENCODER 3 5 Configuration The MOD Archive Application will have only 1 2GB drive installed doc ver 2 6 Table 3 5 1 Supported Profiles for various Drive Configurations Disk Drive Installed Profiles Supported 1 3GB Optical Disk Drive PRI CTMR MOD12 ae eee STD CTMR MOD12 2 6GB Optical Disk Drive PRI CTMR MOD12 STD CTMR MOD12 ee a DEE STD CTMR MOD23 3 6 Support of
96. the remote archive node which shall be a Storage Commitment SCP without manual interface the default device selected for Auto Archive is a remote Storage Commitment SCP then all the images currently in the specified exam series will be sent to the selected Storage commitment SCP using C STORE operations On successful transfer of all the images the Storage Commitment request will be sent 5 2 1 4 Proposed Presentation Contexts The Proposed Presentation Context table for the DICOM Storage Commitment SCU is as shown in the following Table Presentation Context Table Abstract Syntax Transfer Syntax Extended Negotiation Role SES Storage Commitment DICOM Implicit VR Push Model SOP 1 2 840 10008 1 20 1 Little Endian 1 2 840 10008 1 2 Class Transfer Syntax The Storage Commitment SCU can send the commitment request for following DICOM 3 0 SOP classes NAME UID doc ver 2 6 60 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 CT Image Storage SOP Class 1 2 840 10008 5 1 4 1 1 2 MR Image storage SOP Class 1 2 840 10008 5 1 4 1 1 4 Secondary Capture Storage SOP Class 1 2 840 10008 5 1 4 1 1 7 Standalone Overlay SOP Class 1 2 840 10008 5 1 4 1 1 8 5 2 1 5 Request Processing The images in the selected exam series are sent to the remote commitment provider entity using DICOM C STORE operations If there are any failures in the image transfers the Storage commitment request wi
97. tion Entity shall support one or more roles of the File set Creator File set Reader and File set Updater defined in PS3 10 3 3 2 1 1 File Set Creator The Application Entity acting as a File set Creator generates a File Set under the PRI CTMR MOD12 Application Profile Class Typical entities using this role would include CT or MR equipment and archive systems which generate a patient record to transfer to another institution File Set Creator shall be able to generate the Basic Directory SOP Class in the DICOMDIR File with all types of Directory Records related to the SOP Classes stored in the File set doc ver 2 6 40 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 FSC for the MOD profile has no concept of finalizing the disc at the completion of most recent write session This is a requirement of CD R and does not apply to the MOD profiles 3 3 2 1 2 File Set Reader The role of File Set Reader is used by the Application Entities which receive a transferred File Set Typical entities using this role would include display workstations and archive systems which receive a patient record transferred from another institution File Set Readers shall be able to read all the SOP Classes defined for the specific Application Profile for which a Conformance Statement is made using all the defined Transfer Syntaxes 3 3 2 1 3 File Set Updater The role of File Set Updater is used by Application Entities whi
98. ue 2 2 1 3 Association Acceptance Policy The DICOM Server AE places no limitations on who may connect to it When the DICOM Server AE accepts an association for image storage it will receive any images transmitted on that association and store the images on disk It will also respond to queries from Remote AEs by sending matching entries Any Remote AE can request and receive a list of images on the local database The Remote AE must be configured in the local database manager s list of Remote AE for it to be able to retrieve images from DICOM Server AE Any remote AE can open an association to the DICOM Server AE for the purpose of verification 2 2 1 3 1 Receive Image s This AE is indefinitely listening for associations No operator action is required to receive an image 2 2 1 3 1 1 Associated Real World Activity doc ver 2 6 23 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 The Real World Activity associated with the Receive Image s operation is the storage of the image on the disk drive of the SIGNA HORIZON LX doc ver 2 6 24 GE Medical Systems SIGNA HORIZON LX 8 2 CONFORMANCE STATEMENT REV 2 6 sm 2171143 100 2 2 1 3 1 2 Presentation Context Table Table 2 2 1 3 1 2 1 Acceptable Presentation Contexts for DICOM Server AE and Real World Activity Receive Image s Presentation Context Table Abstract Syntax Transfer Syntax Extended Negotiation Name UID Name List

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