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Advantx DLX - GE Healthcare

1. 4 5 4 4 4 1 SC Equipment Module 1 4 5 4 4 5 Image Entity Module 1 4 5 4 4 5 1 General Image 2 00800 rd gre RIDE ER RES Ru 4 5 4 5 2 Pixel nee ER EE ORE 4 6 4 4 5 3 Overlay Plane Module 4 6 4 4 5 SOP COMMON ebbe ns PS REIS ne del R PP RITE 4 6 4 5 PRIVATE DATA DICTIONARY FOR SECONDARY CAPTURE 4 7 SECTION 5 BASIC WORKLIST MANAGEMENT IMPLEMENTATION 5 1 5 0 INTRODUCTION e IEEE RET 5 1 5 1 WORKLIST INFORMATION MODEL IMPLEMENTATION 5 1 5 2 WORKLIST INFORMATION MODEL ENTITY RELATIONSHIP DIAGRAM 5 1 Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 5 2 Entities Description p e bed 5 2 5 3 Basic Worklist Information Module Table 5 2 5 4 INFORMATION MODULE DEFINITIONS 5 3 5 4 1 Patient Entity Module 4 5 3 5 4 1 1 Patient Identification Module 5 3 5 4 1 2 Patient Demographic Module 5 3 5 4 1 3 Patient
2. 3 8 3 5 RELATIONSHIP OF CONCEPTS TO THE PARTS THE DICOM V3 0 STANDARDS 3 0 SECTION 4 4 4 1 NORMATIVE REFERENCES 4 1 42 RELATED PUBLICATIONS OF INTEREST 4 1 4 3 DICOM SOFTWARE COMMONLY AVAILABLE 4 1 44 DEFINITIONS d esse tea 4 2 4 5 SYMBOLS AND ABBREVIATIONS 4 5 GE Medical Systems Introduction to the Integrated Dicom Network V3 0 REV 0 Conformance Statement 2118780 THIS PAGE LEFT INTENTIONALLY BLANK GE Medical Systems REV 0 1 1 OVERVIEW Introduction to the Integrated Dicom Network V3 0 Conformance Statement 2118780 SECTION 1 INTRODUCTION This document is the ntroduction to the Integrated DICOM Network v3 0 ID Net v3 0 Conformance Statement lt is applicable to all GE Medical Systems GE products which support the ID Net v3 0 network More specifically this document is an introduction to the Conformance Statements related to GE ID Net products Section 1 provides general information about the GE strategy for Open Connectivity It includes a brief description of the relationships of GE ID Net v3 0 and the DICOM V3 0 standards and also includes important remarks which users of ID Net should address carefully when connecting imaging systems Section 2 is an overview of network architecture concepts incl
3. Name Elemen Tag TP Nowe Curve Dimensions 50xx 0005 1 1 for PHYSIO 2 for ROI from user interface for ROI EE LCL 0 Os 0105 Curve Data 50xx 3000 Curve Description 50xx 0022 SE DA G ROR if Type of Data 50xx 0020 ROI then DIASTOLE or SYSTOLE Curves can be either Cardiac Contours 1 diastolic and 1 systolic per multiframe image or a physiological curve e g EKG For a Multiframe Image there could be 2 Cardiac contour and 2 physiological curves 3 4 5 15 SOP Common Attribute Name Element Tag Notes SOP Class UID 0008 0016 Lm 1 2 840 10008 5 1 4 1 1 12 1 SOP Instance UID 0008 0018 Restricted to 64 char Series UID if monoplane Series UID if frontal from biplane Se ries UID 2 if lateral from biplane Specific Character 0008 000 ISO IR 100 Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 3 5 PRIVATE DATA DICTIONARY Attribute Name Data Element Tag VR VM Private Creator PATIENT 01 0011 00xx Patient DOB 001 01 4 Private Creator Series 01 0019 00 0079 xxOT 0070 DS Angle_value_3 0019 xx03 DS Angle label 1 0019 xx04 CS 00 9 Angle label 3 0019 xx06 CS Adx procedure name 0019 xx07 ST 0019 508 ST 0019 xx09 0019 000A 15 Adx_injector_delay 0019 xx10 DS Adx auto inject 0019 xx11 CS Adx acq mod 0019 xx14 camera rotation enable Adx reverse sweep C
4. Used to identity the related plane Image in case Iob REN E of Biplane acquisition LATeral if FRonTal or FRonTal if LATeral 7 Reference SOP instance 0008 1155 Restricted to 64 char Series UID if monoplane RR Series UID 2 if frontal from biplane Series UID 1 if lateral from biplane RWawePomer WO amp oMU No value zero Tengi 3 4 5 10 X Ray Acquisition Element Tag Notes 0018 0060 2 Generated by acquisition system 0078 197 7 ROUND Field of View Dimension 0018 1149 Generated by acquisition system multiplied by 25 4 mms p IT PULSED 5 GR 0 Generated by acquisition system 0015 116 procedure 3 Set in DLXINSTAL multiplied by 25 4 3 ree text information 3 ree text information ENS 0019 xx09 3 LOW MEDIUM ADULT Acq_Record View 0019 000 1 Frontal 2 Lateral 3 Biplane Adx injector delay Adx auto inject Adx acq mode delay 1n start of injection in 1 10th of seconds 1 if autoinjection 0 if not 3 3 3 3 0 1 for vascular 2 7 for cardiac 8 13 for DSA stepping 14 19 26 for Bolus Chasing 20 25 for HSS acquisition 3 8 Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 Element Tig 0019 xx15 3 0 2 disable 1 gt enable Value sent by acquisition system Advantx E 0 if generated by acquisition system Advantx 1 0019 xx16 3 Value Mean
5. Truncated to 252 characters 5 3 Advantx DLX Dicom V3 0 ID NET V3 0 GE Medical Systems REV 6 Dicom Conformance Statement 2142506 100 5 4 2 Visit Facility Episode Entity Module 5 4 2 1 Visit Identification Module Attribute Name Element Tag Expected Mapped Notes matching Returned into the key type image NC EE e Truncated to Admission 1D CS 00 5 4 2 2 Visit Status Module This Module is not sent as the necessary information is not available 5 4 2 3 Visit Relationship Module This Module is not sent as the necessary information is not available 5 4 Advantx DLX Dicom V3 0 ID NET V3 0 GE Medical Systems REV 6 Dicom Conformance Statement 2142506 100 5 4 3 Imaging Service Request Entity Module 5 4 3 1 Imaging Service Request Module Attribute Name Element Tag Expected Expected Mapped matching Returned into the key type type image Referring Physician s Name 0008 0090 0 Truncated to 48 characters Accession Number 0008 0050 1 Yes Truncated to 16 characters V and control characters are replaced by space character 5 4 4 Requested Procedure Entity Module 5 4 4 1 Requested Procedure Module Attribute Name Element Tag Expected Expected Mapped matching Returned into the key type key type image Requested Procedure ID 0040 1001 21 m Truncated to 64 characters 0 if empty Study Instance UID 0
6. Interaction It is the sole responsibility of the non GE provider to ensure that communication with the interfaced equipment does not cause degradation of GE imaging equipment performance and or function 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 Statement Direction 2118780 The information object implementation refers to the XRAY Angiographic Image Object Definition DICOM v3 0 Standart Supplement 6 to Part 3 Information Object Definition DEFINITIONS A set of definitions 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 Statement Direction 2118780 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 Statement Direction 2118780 Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 THIS PAGE LEFT INTENTIONALLY BLANK 1 6 Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 ILLUSTRATION 2 1 Dicom Conformance Statement 2142506 100 SECTION 2 CONFORMANCE STATEMENT INTRODUCTION This conformance statement CS specifies the GE
7. 55 060000098 PR 04255556 45 6 49 55050509 99 50 Digital medical devices are similar to businesses connected by a postal system NR Text and images are like the letters 5566 put into the mailbox LANs and WANs are similar to the trucks and airplanes used by the post office to move the mail from one location to another GE Medical Systems Introduction to the Integrated Dicom Network V3 0 REV 0 Conformance Statement 2118780 When digital medical devices need to get the message across they communicate using the same steps as the businesses of the postal system The sending and receiving digital medical devices should match at all levels of networking to guarantee efficient and reliable delivery of data The three layers of networking and the application they support are defined immediately following Illustration 2 3 ILLUSTRATION 2 3 PARALLEL STRUCTURE OF NETWORKED DEVICES W The application Transactions and Database are like the contents of a letter writ ten in the native language They are specific to each device just as the usage of the contents of a letter is specific to each reader and writer The DICOM v3 0 Standard only addresses the network communications functions and data neces sary to support the applications It does not specify the internal design of the de vice The Application Message Exchange layer is similar to the translated letter Using DICO
8. Element Tag From user interface de to 64 char ODIO 2 from ser interlace no value Trong format 0010 0040 2 From user infer ace M F or O Patient DOB 0011 xx01 Patient Date of birth 1n free form 4 4 2 Study Entity Module 4 4 2 1 General Study LL 0 001 0 From user interface restricted to 64 char user interface to 64 char Accession number 0050 AR ave a value 1f comming from worklist al ready filled restricted to 16 char Study Description 0008 1030 3 From user interface restricted to 16 char 4 4 2 2 Patient Study _ _ Additional Patient s History 0010 Patient telephone 0010 2154 From user restricted to 32 DM 4 4 3 Series Entity Module 4 4 3 1 General Series value XA Series Instance UID mm m Restricted to 64 char Study instance UID Series Number value 1 ons 7077 YY YYMMDD restricted to 8 char Series Time Time 0008 0031 0031 meo o ped HHMMSS XXX restricted to 10 char orming Physician s 0008 1050 From user interface restricted to 48 char Name Series Description 8 103 From user interface restricted to 16 char LE DOTS 5100 4 4 Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 4 4 4 Equipment Entity Module 4 4 4 1 SC Equipment Module Manufacturer
9. 5 AREF OUR ROC GEMS E IHRE gt 200 AMR AE BIS HEE ETE PA gt UOS E BORDURE GE Medical Systems REV 6 REV DATE 0 Nov 28 1995 1 April 1997 2 November 1997 3 June 1998 4 April 1999 5 July 1999 6 February 2000 PAGE REVISION NUMBER NUMBER Title page 6 1 thru vi 6 Advantx DLX Dicom Conformance Statement 2142505 100 REVISION HISTORY REASON FOR CHANGE Initial release to Direction Stock PART 2 Direction 2142506 100 Updated PART 2 Direction 2142506 100 updated for coherence with Software and new information on Worklist PART 2 Direction 2142506 100 Updated 3D function Errors Corrections in texts details codes for Adx reverse Sweep field and Worklist information updated Title page updated with This document applies to DLX Release C16 12 and 17 12 Title page updated with This document applies to DLX Release C18 XX Title page updated with This document applies to DLX Release C19 XX Real world Activity Verification added LIST OF EFFECTIVE PAGES PAGE REVISION PAGE REVISION NUMBER NUMBER NUMBER NUMBER GE Medical Systems Advantx DLX REV 6 Dicom Conformance Statement 2142505 100 Blank page GE Medical Systems Technical Publications Direction 2118780 Revision 0 Introduction to the Integrated Dicom Network V3 0 ID NET V3 0 Conformance Statement
10. Peer to Peer Understanding Peer to Peer Understanding Peer to Peer Understanding Physical Flow Steps 1 4 apply to the writer or sender Steps 2 and 7 3 and 6 4 and 5 rely on Steps 5 8 apply to the reader or receiver peer to peer understanding shown as solid Sender and receiver go through the same white arrows lt gt number of steps but in reverse order Actual physical flow occurs between Steps 4 The message is unchanged by the process and 5 shown as shaded arrow After packaging and addressing a letter and putting it into a mailbox the postal system takes over and performs Steps 4 and 5 The letter could travel by truck train or plane The method of transportation does not matter as long as the letter is reliably delivered to its destination Refer to Illustration 2 2 as you read the following The devices on a digital medical network are similar to the businesses on a postal system Just as each business is different the devices can be different They in clude workstations image acquisition devices information systems image stor age and distribution control devices gateways hard copy printers and other peripherals W The imaging and text data being transferred across a digital medical network va ries just as the contents of letters being carried by the postal system varies The postal system does not care about the contents of the letters it delivers nor does it alter the contents In
11. 0019 xx1E Percentage of mask applied 3 4 5 7 Display Shutter Attribute Name Element Tag Shutter Shape 0018 1600 CIR G Rectangular and could exist and is resented by both RECTANGULAR CIRCU LAR attributes Display Shutter Right Verti 0018 1604 From user interface Display Shutter Upper Hor 0018 1606 Display Shutter Lower Hor 0018 1608 From user interface PT From user interface From user interface P 1 1C 1C 1C 1C Center of Circular Display 0018 1610 eee Radius of Circular Display 0018 1612 From user interface mw a D 3 4 5 8 Device Element Tig 0050 0010 3 gt Code Value BALL or CATHETER gt Coding Scheme Designa 0008 0102 tor gt Device Diameter 0050 0016 Setin DLXINSTAL for BALL from user inter face for CATHETER 0050 0017 3 7 Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 3 4 5 9 Image AE LT Frame Increment pointer IC 00 Image Type 0008 0008 1 ORIGINAL PRIMARY either SINGLE PLANE BIPLANE A or BIPLANE B Pixel Intensity Relationship 0028 1040 value LIN or DISP In DISP mode only spa tial measurements are available WONOCHROWET TIGE WES ONO Samples per Pixel 0025 0002 CHROME otherwise Pixel Representation 00280008 T Reference Image Sequence 0008 1140
12. Reference Model AII parts of the DICOM v3 0 standard were unanimously approved in October of 1993 Part 10 of the DICOM Standard Media Storage and File Formats as well as additional parts which are under development as of early 1994 are not discussed in this section The reader interested in a complete presentation of these concepts should refer to the DICOM v3 0 standard The last part in this section provides an overview of the nine DICOM v3 0 Parts CONFORMANCE STATEMENTS A DICOM v3 0 Conformance Statement is available for every piece of GE Imaging Equipment having an ID Net Interface as is required by DICOM The Conformance Statement explicitly states the network capabilities and options implemented by that device For example a Conformance Statement identifies which Information Object Definitions MR image Patient Study RIS object etc may be sent and or received It also identifies which Service Classes have been implemented Storage Query Retrieve Print etc The purpose of the Conformance Statement is to define the capabilities of a specific device and allow the reader to determine what exact functionality is available That is Conformance Statements allow implementations to assess the level of interoperability between two DICOM compliant devices DICOM V3 0 APPLICATION LAYER CONCEPTS An Application Entity AE is an OSI Application Layer function which includes the mechanisms by which applications exchange info
13. SUPPORT OF EXTENDED CHARACTER SETS This implementation supports the following extended character set ISO IR 100 Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 SECTION 3 XA INFORMATION OBJECT IMPLEMENTATION 3 0 INTRODUCTION This section specifies the use of the DICOM v3 0 XRAY Angiographic Image IOD to represent the information included in XRAY Angiographic images produced by this implementation Corresponding attributes are conveyed using the module construct 3 1 XA IMAGE IOD IMPLEMENTATION This section defines the implementation of XA image information object It refers to the DICOM V3 0 Standard Supplement 4 Oct 21 1995 to Part 3 Information Object definition 3 2 XA IMAGE IOD ENTITY RELATIONSHIP MODEL Illustration 3 1 XRAY Angiographic Image Entity Relationship Diagram 1 7 Equipment ML XRAY Angio Multiframe Image 3 Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 The Entity Relationship diagram for the XRAY Angiographic Image interoperability schema is shown in Illustartion 3 1 In this figure the following diagrammatic convention is established to represent the information organisation each entiy is represented by a rectanglar box each relationship is represented by a diamond shaped box e the fact that a relationship exists between two enties is depicted b
14. and airplanes to move mail But for the end user the complexity of the system is transparent When it comes to the content of the envelope the two people who want to communicate need a common language for writing the letter If they do not speak the same language but both know a third language the third language would be the common language the language of communication For example if a French person and a Japanese person both spoke English and they wanted to write to each other they would go through this process refer to Illustration 2 1 as you read the steps below it ILLUSTRATION 2 1 GETTING THE MESSAGE ACROSS 1 The letter is composed in the writer s native language for example French 2 The letter is translated into English 3 Theletter is inserted into an envelope and the envelope is addressed to meet the postal system s requirements The letter is put into a mail box picked up by the writer s post office and sent across town or around the world The letter is received by the reader s post office The address on the envelope is read and the letter is delivered to that address Theletter is opened and read in English The English is translated into the reader s native language for example Japa nese gt ONO GE Medical Systems Introduction to the Integrated Dicom Network V3 0 REV 0 Conformance Statement 2118780 Writer Sender Reader Receiver O Hayoo Step 1 Bonjour Gozaima Su
15. do not duplicate Copyright 1995 by General Electric Co Blank page GE Medical Systems Introduction to the Integrated Dicom Network V3 0 REV 0 Conformance Statement 2118780 REVISION HISTORY REV DATE REASON FOR CHANGE 0 August 31 1994 Initial release to Direction Stock LIST OF EFFECTIVE PAGES PAGE REVISION PAGE REVISION PAGE REVISION NUMBER NUMBER NUMBER NUMBER NUMBER NUMBER Title Page 0 Revision History I thru II 0 Table of Contents i thru ii 0 Introduction 1 1 thru 1 8 0 Network Architecture Concepts 2 1 thru 2 8 0 Application Layer Concepts Used In DICOM v3 0 and ID Net 3 1 thru 3 8 0 References 4 1 thru 4 6 0 GE Medical Systems Introduction to the Integrated Dicom Network V3 0 REV 0 Conformance Statement 2118780 THIS PAGE LEFT INTENTIONALLY BLANK GE Medical Systems Introduction to the Integrated Dicom Network V3 0 REV 0 Conformance Statement 2118780 TABLE OF CONTENTS SECTION 1 INTRODUCTION 1 1 del OVERVIEW ide sone tn 1 1 1 2 INTENDED AUDIENCE FOR THIS DOCUMENT 1 2 1 3 CONNECTIVITY FOR INCREASED EFFICIENCY 1 2 1 4 THE NEED FOR A STANDARD 1 2 1 5 ID NET AN OPEN INTEGRATED INTERFACE 1 3 1 5 1 ID Net An Integrated Network 1 3 1 5 2 ID Net An Open Network 1 3
16. 0 Introduction to the Integrated Dicom Network V3 0 Conformance Statement 2118780 DIMSE DICOM Message Service Element The DICOM v3 0 Standard defines the services and protocols used by an Application Entity to exchange messages These services and protocols define the DICOM Message Service Element DIMSE DIMSE defines generic operations such as Store Move Find Get etc which can be used in specifying SOP Classes DIMSE are defined in DICOM v3 0 Part 7 Element Informal term used to reference a Data Element Full Fidelity Storage The characteristic of a receiving device to be able to receive and store all attributes including private attributes specified for a given Image Information Object Definition Group A Group is a collection of data elements within a message and is part of a Data Dictionary Tag see Tag Information Entity An Information Entity is a subset of an Information Object Definition e g CT image or MR image It is a group of related Modules Information Object Informal term used to reference an Information Object Definition Information Object Definition An is data model which is an abstraction of real world information e g an MR Image or CT Image and which is acted upon by one or more DIMSE operations An IOD consists of a data model describing the interpretation of the information and the attributes which define it Module A Module is a set of Attributes within an Info
17. 3 2 DICOM Message Service Element DIMSE Services Specifying an IOD 15 key for communication However it is not sufficient Services methods which operate on IODs need to be standardized DICOM defines a set of generic services such as Store Create Delete Get etc which act upon instances of an IOD These services are called the DICOM Message Service Element DIMSE 3 3 3 Service Object Pair SOP Class 3 3 4 Service Class The coupling of one or more DIMSE Services with one specific IOD results in a Service Object Pair Class SOP Class A SOP Class specification contains the rules which are applied to the DIMSE Services and a related IOD A SOP Class is equivalent to an object class in the object oriented model the data plus the methods Class is the key specification building block for the successful communication between two AEs However like the IOD the SOP Class does not represent a specific instance of communication When a specific instance of communication does occur it is defined as a SOP Instance SOP Instances are used to represent real world occurrences of images studies patients etc The analogy of a sentence can be used to describe the MR Storage SOP Class The IOD acts as the noun an MR image The DIMSE Service acts as the verb Store The SOP Class is similar to a generic sentence Store an MR image The SOP Instance is similar to a specific sentence Store this MR image A Service Class rep
18. AVVERTENZA Advantx DLX Dicom Conformance Statement 2142505 100 ESTE MANUAL DE ASSIST NCIA T CNICA S SE ENCONTRA DISPON VEL EM INGL S SE QUALQUER OUTRO SERVICO DE ASSIST NCIA T CNICA QUE A GEMS SOLICITAR ESTES MANUAIS NOUTRO IDIOMA DA RESPONSABILIDADE DO CLIENTE FORNECER OS SERVI OS DE TRADU O NAO TENTE REPARAR O EQUIPAMENTO SEM TER CONSULTADO E COMPREENDIDO ESTE MANUAL DE ASSISTENCIA TECNICA O NAO CUMPRIMENTO DESTE AVISO PODE POR EM PERIGO A SEGURANCA DO TECNICO OPERADOR OU PACIENTE DEVIDO A CHOQUES ELETRICOS MECANICOS OU OUTROS IL PRESENTE MANUALE DI MANUTENZIONE E DISPONIBILE SOLTANTO IN INGLESE SE UN ADDETTO ALLA MANUTENZIONE ESTERNO ALLA GEMS RICHIEDE IL MANUALE IN UNA LINGUA DIVERSA IL CLIENTE E TENUTO A PROVVEDERE DIRETTAMENTE ALLA TRADUZIONE SI PROCEDA ALLA MANUTENZIONE DELL APPARECCHIATURA SOLO DOPO AVER CONSULTATO IL PRESENTE MANUALE ED AVERNE COMPRESO IL CONTENUTO NON TENERE CONTO DELLA PRESENTE AVVERTENZA POTREBBE FAR COMPIERE OPERAZIONI DA CUI DERIVINO LESIONI ALL ADDETTO ALLA MANUTENZIONE ALLUTILIZZATORE ED AL PAZIENTE FOLGORAZIONE ELETTRICA PER URTI MECCANICI OD ALTRI RISCHI LH 0 ECA TH Bike ER bO L amp T k 3 To IDJ 8 Avo COSI TERAH NAT SERA 5v RE feel k
19. Acquisition Type Echo Time Pixel Data etc Associated Attributes are grouped into Modules Modules contain the exact definition of each Attribute including whether the Attributes are required or optional and the rules of how these Attributes are related A few of the Modules are Patient Identification Module Image Pixel Module Overlay Plane Module Lookup Table Module etc Associated Modules are grouped into Information Entities The key Information Entities include Patient Study Series Equipment and Image As an example the Image Information Entity includes the Image Pixel Module Overlay Plane Module and the Lookup Table Module The relationship of the Information Entities is described by an Entity Relationship Model see 3 2 for an example of an Entity Relationship Model and DICOM Standard Part 3 section 5 for information on how to interpret Entity relationship diagrams ILLUSTRATION 3 2 MR IMAGE ENTITY RELATIONSHIP DIAGRAM 1 Equipment Frame 01 Reference To determine how to send receive the MR image each device must understand the C STORE DIMSE Service This is the generic service method which is used to send or receive any image e g MR CT Nuclear etc 3 5 GE Medical Systems Introduction to the Integrated Dicom Network V3 0 REV 0 Conformance Statement 2118780 To determine how to couple the MR Image IOD and the C STORE DIMSE Service each device must understand the MR Storage SOP Class In this e
20. Advantx DLX compliance to DICOM v3 0 It details the DICOM Service Classes and roles which are supported by this product Advantx DLX is an Integrated Digital Vascular Imaging System for both Angiography and Cardiac applications It uses DICOM services to export images to remote workstations Note that the format of this section strictly follows the format of DICOM Standard Part 2 Conformance Annex Please refer to that part of the standard while reading this section IMPLEMENTATION MODEL Application Data Flow Diagram The Basic and Specific Application models for this device are shown in Ill 2 1 SPECIFIC AE APPLICATION MODEL Copy Images Image Stored remotly dix_root Provide Worklist Response Remote system request Verification Verification Acknowledge The dix_root Application Entity A is an application which handles DICOM protocol communication dix_root is automatically brought up when the Digital Angiographic system DLX is powered on remote DICOM s AE must be manually configured on the DLX usually at the software installation time by a GE field engineer There are 3 local real world activities Copy Image CI Get Worklist GW and Verification which can cause the dlx root AE to initiate a DICOM association CI consists of an operator selecting one or several images to be sent on one or several Remote System s Selection of Images is done f
21. DICOM Study and Serie Secondary Image Entity Photo Entity 4 3 SC IMAGE IOD MODULE TABLE Within an entity of the DICOM v3 0 XRAY Angio Image Information Object Definition attributes are grouped into related set of attributes A set of related attributes is termed a module A module facilitates the understanding of the semantics concerning the attributes and how the attributes are related with each other A module grouping does not infer any encoding of information into datasets Table 5 2 identifies the defined modules within the entities which comprise the DICOM v3 0 XRAY Angio Image Information object Definition Modules are identified by Module Name See DICOM v3 0 Part 3 for a complete definition of the entities modules and attributes Table 4 2 SC Image Information Object Definition IOD Module Table Patient Study 4 4 2 2 Series 4 4 4 1 5 1 Equipment SC Equipment Image Pixe 1 4 4 4 4 4 4 2 3 Common 4 4 MODULE LIBRARY Please refer to DICOM v3 0 Standard Part 3 Information Object Definition for a description of each of the entities and modules contained within the SC Information Object Modules contain also type 3 Private elements See DICOM v3 0 Part 3 for a complete definition of the entities modules and attributes Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 4 4 1 Patient Entity Module 4 4 1 1 Patient Module
22. Mba eke Rha 3 11 3 4 REIP RE RR pee E ERU ERE engendre 3 11 3 4 5 5 SOP Common 3 11 3 5 PRIVATE DATA DICTIONARY Re heme EP 3 12 SECTION 4 SECONDARY CAPTURE IMPLEMENTATION 4 1 4 0 Introduction uus Ses od ere Lp ER uan deo VR ER Ra e adh 4 1 4 1 SC Image IOD Implementation 4 1 4 2 SC Image IOD Entity Relationship Model 4 1 4 2 Entities gt rrt e tcn een tn e et Sova acerca asa et ee 4 2 4 2 2 DLX Mapping of DICOM entities 4 3 4 3 SC Image IOD Module Table 4 3 4 4 Module Library 2450 eR e Re M En PEU E 4 3 4 4 1 Patient Entity Module 11 0 2 4 4 4 4 1 1 Patient ei EIER arenes 4 4 4 4 2 Study Entity 4 4 4 4 2 41 General Study Eee eL eee E ERE ERE RR REOR E 4 4 4 4 2 2 Patient Study spor sh RIP RS TREE by eee Cs ee Deke p Pup some 4 4 4 4 3 Series Entity 4 4 4 4 3 1 General Series 4 4 4 4 4 Equipment Entity
23. Medical Module 5 3 5 4 2 Visit Facility Episode Entity Module 5 4 5 4 2 1 Visit Identification Module 5 4 5 4 2 2 Visit Status Module 5 4 5 4 2 3 Visit Relationship Module 5 4 5 4 3 Imaging Service Request Entity Module 5 5 5 4 3 1 Imaging Service Request Module 5 5 5 4 4 Requested Procedure Entity Module 5 5 5 4 4 1 Requested Procedure Module 5 5 5 4 5 Scheduled Procedure Step Entity Module 5 6 5 4 5 1 Scheduled Procedure Step Module 5 6 5 4 5 2 Common Module 5 6 GE Medical Systems REV 6 REV DATE 0 Nov 24 1995 1 April 1997 November 1997 3 June 1998 April 1999 5 July 1999 6 February 2000 PAGE REVISION NUMBER NUMBER Title Page 6 Table of Contents 1 thru iv 6 Revision History v thru vi 6 Introduction 1 1 thru 1 6 6 Conformance Statement 2 1 thru 2 8 6 ADVANTX DLX3 Information Object Definition 3 1 thru 3 12 6 Secondary Capture Implementation 4 thru 4 8 6 Basic Worklist Manage
24. Object Pair SOP Classes the method and data object combined Service Classes a set of related SOP Classes gt D Association Negotiation negotiate how data will be encoded and the type of data to be exchanged Each of these concepts is defined in further detail in sections 3 3 1 through 3 3 5 3 3 1 Information Object Definition An Information Object Definition is the specification used to define an abstract data object the information to exchange The goal of an IOD is to provide an unambiguous specification about related pieces of information IODs do not represent a specific instance of the data object but rather a class of similar data objects which have the same properties IODs provide the mechanisms to specify data objects such as images e g MR CT NM etc and also image related data objects such as curves overlays Radiology Information System RIS information etc 3 2 GE Medical Systems REV 0 Introduction to the Integrated Dicom Network V3 0 Conformance Statement 2118780 In DICOM an IOD consists of an Entity Relationship Model information entities modules and attributes The content of an IOD 15 similar to a memo memo consists of words called attributes sentences a set of related words called modules paragraphs a set of related sentences called information entities and finally the memo a set of related paragraphs described by an Entity Relationship Model 3
25. a similar manner digital medical networks should transfer image and text data without altering the information 2 2 GE Medical Systems Introduction to the Integrated Dicom Network V3 0 REV 0 Conformance Statement 2118780 W The postal system delivers both small envelopes and large packages In the same manner a digital medical network should reliably transfer a few bytes to mega bytes of data The postal system employs different methods of transportation to move the mail in an efficient and cost effective manner including people trucks trains and air planes In the same way digital medical networks should integrate different transmission technologies to get the job done e Within the hospital digital medical networks may support different types of Local Area Networks LANs For example Ethernet Fiber Distributed Data Interface FDDI Digital Links Dial up circuits etc e When communicating outside a hospital a digital medical network should integrate Wide Area Networks WANs links These links are in general pro vided by regional or national telecommunication carriers who use a com bination of terrestrial microwave and satellite technologies A wide range of service and speeds are available ranging from kilobit per second phone lines to megabit per second leased lines and switched high speed services ILLUSTRATION 2 2 POSTAL SYSTEM COMPARED TO A DIGITAL MEDICAL NETWORK m 08 S 55 lt gt 29
26. few examples for uses of UIDs are SOP Class UID Image UID network negotiation parameters etc Upper Layer UL The Upper Layer is part of the DICOM Logical Network Layer of software The Upper Layer performs such functions as the Association Establishment ncluding Abstract and Transfer Syntax negotiation the encoding and decoding of a DICOM message stream etc 4 5 SYMBOLS AND ABBREVIATIONS ACC American College of Cardiology ACR American College of Radiology AE Application Entity ANSI American National Standards Institute DICOM Digital Imaging and Communications in Medicine DIMSE DICOM Message Service Element GEMS GE Medical Systems HIS Hospital Information System ID NET Integrated DICOM Network IOD Information Object Definition IS amp C Image Save amp Carry ISO International Standards Organization JIRA Japanese Industry Radiology Aparatus NEMA National Electrical Manufacturers Association OSI Open Systems Interconnection RIS Radiology Information System SCP Service Class Provider 4 4 GE Medical Systems Introduction to the Integrated Dicom Network V3 0 REV 0 Conformance Statement 2118780 SCU Service Class User SOP Service Object Pair TCP IP Transmission Control Protocol Internet Protocol UID Unique Identifier UL Upper Layer 4 5 GE Medical Systems Introduction to the Integrated Dicom Network V3 0 REV 0 Conformance Statement 2118780 THIS PAGE LEFT INTENTIONALLY BLANK 4 6 GE Medical Sy
27. ow RSE denses 2 8 2 3 2 2 Physical Media Support 2 8 2 3 3 Point to Point Stack ecse iE EE seu ERR 2 8 2 4 Extensions specializations privatizations 2 8 2 5 Configuration t 2 8 2 5 1 Title Presentation Address Mapping 2 8 2 5 2 Configurable Param ters tuere RR node Dose rade C MEE Pete 2 8 2 6 Support of extended character sets 2 8 SECTION 3 INFORMATION OBJECT IMPLEMENTATION 3 1 3 0 3 1 3 1 XA Image Implementation secs rieni oie s TEE Seed dees eee 3 1 3 2 Image IOD Entity Relationship Model 3 1 3 2 1 Entities Description RR 3 2 3 2 2 DLX Mapping of DICOM entities 3 2 3 3 XA Image IOD Module Table ccc eee eee ee eee REI r9 kiN 3 2 3 4 InFORMATION MODULE DEFINITIONS 3 3 3 4 1 Patient Entity Module 3 3 3 4 1 J Patent Module 3 3 3 4 2 Study Entity eus de edb pide E RE E eon que 3 4 3 4 2 1 Gener l Study 4 24 ETREQUPRD CREDI Soe E Dg 3 4 3 4 2 2P tent St
28. the first phase of communication between two peer DICOM AEs The two peers use this method to negotiate some communication parameters such as Abstract Syntax Transfer Syntax etc Attributes Attributes are properties which describe an Information Object Definition An Attribute is identified by a name and its associated Data Element Tag group and element number Conformance Statement The Conformance Statement states which options and features of DICOM have been implemented by a specific product e g which IOD s which Service Classes etc It specifies in technical detail how a particular implementation meets the conformance requirements set forth by DICOM v3 0 Every device which claims DICOM conformance must openly publish a DICOM conformance statement written in the format specified by DICOM Part 2 Data Element Data Element is an encoded Attribute and is part of a Data Dictionary The Data Element Tag is used to uniquely identify the piece of information within the Dictionary An Element Number is combined with a Group Number to make up a tag For example Study Exam Number is Group 20 Element 10 The group and element number tag are encoded in the Data Set and hence the data stream DICOM The acronym of the final version of the standard produced by the ACR NEMA committee is officially called Digital Imaging and Communications in Medicine DICOM v3 0 and was unanimously approved in October 1993 GE Medical Systems REV
29. the only purpose of the is to check that the remote AE responds Each C ECHO and C FIND operation supports an Association Timer This timer starts when the association request is sent and the stops when the association is established This timer is set to 30 seconds The C ECHO operation supports an Operation Inactivity Timer This timer starts when the CCECHO request is sent and it stops when the response is received This timer is also set to 30 seconds Upon receiving a C FIND response containing an error status this implementation will terminate the association issuing a close request The current C FIND is considered as failed Each C FIND operation supports an Operation Inactivity Timer This timer starts when the C FIND request is sent and it stops when the C FIND final response received This timer is set to 60 seconds If any of the timers expires the connection is closed and the operation is considered as failed Badly formatted C FIND response s from the SCP will result in the initiatiation of a C FIND cancel request In the root AE the C FIND cancel operation is not implemented as an additional operator choice On completion of operation the dlx root AE places the status flag of the final Worklist update operation on DLX into the Abort flag of the close association request That way the Worklist provider can get a final success feed back of the complete HIS RIS data transfer operation Th
30. three layers previously described 1 Application Message Exchange Layer 2 Logical Networking Layer 3 Physical Networking Layer DICOM defines one Application Message Exchange Layer which may operate over two logical physical networking protocols 1 DICOM Upper Layers UL with TCP IP 2 OSI protocol ID Net v3 0 has selected the DICOM UL with TCP IP Illustration 2 4 shows how the DICOM UL TCP IP network protocol relates to the OSI Reference Model 2 6 GE Medical Systems REV 0 ILLUSTRATION 2 4 DICOM UL TCP IP AND OSI LAYERS DICOM UL TCP IP Layers Application Introduction to the Integrated Dicom Network V3 0 Conformance Statement 2118780 OSI Layers DICOM Application Entity T Application Message Exchange Physical Networking Logical Networking 2 2 JIC OM Upper Layers DIIS 33333333333333333 2 2 2 2 2 2 2 2 2 2 1 2 Presentation amp Session Transmission Control 4 4 4 Protocol 4 43333333333333339 4 4 jin Internet I Protocol IP 5 www 3333333333333333 2222222222222 2 2 2 Transport Network 4 4 4 Ethernet V2 0 FDDI etc Data Link amp Physical Modular architectures provide the flexibility for evolving technologies DICOM is modeled after the International Standards Organization OSI Reference Model In the Logical Networking Layer the ID Net architecture uses DICOM UL protocol standardized by DICOM v3 0 Part 8 and Tran
31. v3 0 ID Net v3 0 Conformance Statement Direction 2118780 to provide an unambiguous specification for GEMS ID Net v3 0 implementations This specification called a Conformance Statement includes a DICOM v3 0 Conformance Statement and is necessary to ensure proper processing and interpretation of GEMS medical image data exchanged using DICOM v3 0 The GEMS ID Net v3 0 Conformance Statements are available to the public The reader of this Conformance Statement should be aware that different GEMS devices are capable of using different Information Object Definitions For example a GEMS CT Scanner may send images using the CT Information Object MR Information Object Secondary Capture Object etc Included in this Conformance Statement are the Module Definitions which define all data elements used by this GEMS ID Net v3 0 implementation If the user encounters unspecified private data elements while parsing a GEMS 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 elements which are sent by GEMS devices 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 i
32. 020 000D 1 Yes Truncated to 64 characters Af fected by database if empty Requested Procedure Descrip 0032 1060 pomis Truncated to 252 characters tion 5 5 Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 5 4 5 Scheduled Procedure Step Entity Module 5 4 5 1 Scheduled Procedure Step Module Attribute Name Element Tag Expected Expected Mapped matching Returned into the key type image Scheduled Procedure Step Se 0040 0100 1 quence gt Scheduled Station AE title 0040 0001 Zero length sent gt 5 Station Name Station Name 0040 0010 0010 No station name sent local station name sent gt Scheduled Procedure pre 0002 ponam O sent Start Date gt Scheduled Procedure Step 0040 0003 Zero length sent Start Time gt Scheduled Performing Phy 0040 0006 Truncated to 20 characters sician s Name gt Scheduled Procedure Step ID 0040 0009 gt Modality 0008 0060 Modality value XA This means that matching is requested upon the provided value 5 4 5 2 SOP Common Module Attribute Name Element Tag Expected Mapped matching Returned into the key type image Specific 000005 o fie fe __ Note Incoming worklist files MUST NOT contain study UID with a length over 62 characters 5 6 GE Medical Sy
33. 1 5 3 ID Net Support by GE Products and ID Net DICOM Conformance Statements 1 4 1 5 4 ID Net v3 0 Compatibility with ID Net v2 0 1 5 16 IMPORTANT REMARKS 1 6 1 7 OVERALL ID NET DOCUMENTATION STRUCTURE 1 6 1 71 ID Net v3 0 Documentation 1 8 1 7 2 ID Net v2 0 Documentation 1 9 SECTION 2 NETWORK ARCHITECTURE CONCEPTS 2 1 2 1 25555 ee ori 2 1 2 2 BASIC NETWORK LEVELS AND PROTOCOLS 2 1 2 2 1 Network Architecture and the Post Office Analogy 2 2 2 2 2 DICOM and the OSI Reference Model 2 8 SECTION 3 APPLICATION LAYER CONCEPTS USED IN DICOM V3 0 AND ID NET 3 1 3 1 OVERVIEW 3 1 3 2 CONFORMANCE STATEMENTS 3 1 3 3 DICOM V3 0 APPLICATION LAYER CONCEPTS 3 2 3 3 1 Information Object Definition 3 3 3 3 2 DICOM Message Service Element DIMSE Services 3 3 3 3 3 Service Object Pair SOP Class 3 3 3534 Service Class lt sete daran either 3 4 3 3 5 Association Negotiation 3 4 3 3 6 Example of AE Concepts 3 5 3 4 UNIQUE IDENTIFIERS UIDS
34. 6 Dicom Conformance Statement 2142506 100 3 4 5 11 Collimator Element Tag Notes 00181700 value CIRCULAR 0018 7710 125517 256 756 Radius of circular Collima 0018 1712 1C et in DLXINSTAL tor 3 4 5 12 Positioner AurbweName Flement Tag TP Nos Distance Source to Patient 10018 1111 3 Value sent by acquisition system Advantx E 0 if generated by acquisition system Advantx1 Distance Source to detector 0016 1110 3 Value sent by acquisition system Advantx E 0 if generated by acquisition system Advantx1 Estimated Radiographic 0018 1114 3 0018 1110 divided by 0018 1111 Magnification factor Positioner Primary Angle 0018 1510 2 Calculated with 0019 0006 0019 0001 0019 0002 0019 0003 Positioner Secondary Angle 0018 1511 2 Calculated with 0019 0006 0019 0001 0019 0002 0019 0003 Positioner Primary Angle 0018 1520 2C Increment Increment 0019 xx02 3 Positioner angle for P arm in degrees 001 04 Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 3 4 5 13 X Ray table Attribute Name Element Tag Table Motion Generated by acquisition system lt Vertical position of table in mm with respect to Table Longitudinal position 0019 xx22 Longitudinal position of table in mm with re Table Lateral position 0019 xx23 3 Vertical position of table in mm with respect to a PF 3 4 5 14
35. DANS UNE AUTRE LANGUE QUE L ANGLAIS C EST AU CLIENT INCOMBE DE LE FAIRE TRADUIRE NE PAS TENTER D INTERVENTION SUR LES QUIPEMENTS TANT QUE LE MANUEL SERVICE N A PAS T CONSULT ET COMPRIS LE NON RESPECT DE CET AVERTISSEMENT PEUT ENTRA NER CHEZ LE TECHNICIEN L OPERATEUR OU LE PATIENT DES BLESSURES DUES A DES DANGERS LECTRIQUES M CANIQUES OU AUTRES DIESES KUNDENDIENST HANDBUCH EXISTIERT NUR IN ENGLISCHER SPRACHE FALLS EIN FREMDER KUNDENDIENST EINE ANDERE SPRACHE BEN TIGT IST ES AUFGABE DES KUNDEN F R EINE ENTSPRECHENDE BERSETZUNG ZU SORGEN VERSUCHEN SIE NICHT DAS GER T ZU REPARIEREN BEVOR DIESES KUNDENDIENST HANDBUCH NICHT ZU RATE GEZOGEN UND VERSTANDEN WURDE WIRD DIESE WARNUNG NICHT BEACHTET SO KANN ES ZU VERLETZUNGEN DES KUNDENDIENSTTECHNIKERS DES BEDIENERS ODER DES PATIENTEN DURCH ELEKTRISCHE SCHLAGE MECHANISCHE ODER SONSTIGE GEFAHREN KOMMEN ESTE MANUAL DE SERVICIO S LO EXISTE EN INGL S SI ALG N PROVEEDOR DE SERVICIOS AJENO A GEMS SOLICITA UN IDIOMA QUE NO SEA EL INGL S ES RESPONSABILIDAD DEL CLIENTE OFRECER UN SERVICIO DE TRADUCCI N NO SE DEBER DAR SERVICIO T CNICO AL EQUIPO SIN HABER CONSULTADO Y COMPRENDIDO ESTE MANUAL DE SERVICIO LA NO OBSERVANCIA DEL PRESENTE AVISO PUEDE DAR LUGAR A QUE EL PROVEEDOR DE SERVICIOS EL OPERADOR O EL PACIENTE SUFRAN LESIONES PROVOCADAS POR CAUSAS EL CTRICAS MEC NICAS O DE OTRA NATURALEZA GE Medical Systems REV 6
36. Definition and the supplements for a description of each of the entities and modules contained within the Basic Worklist Management Information Object Modules do not contain any type 3 Private Elements 5 4 1 Patient Entity Module 5 4 1 1 Patient Identification Module Attribute Name Element Tag Expected Expected Mapped matching Returned the image Patient s Name 0010 0010 1 Zero length sent Truncated to 48 characters Last name is truncated to 25 first name 15 truncated to 20 character is added to separate last name and first name in database Patient ID 0010 0020 1 Zero length sent Truncated to 18 characters 5 4 1 2 Patient Demographic Module Attribute Name Element Tag Expected Expected Mapped matching Returned finto the key type image Patient s Address 0010 1040 3 Truncated to 252 characters Each line is truncated to 30 characters Add Il after each line then con catenate them in database Patients Telephone Numbers 0010 2154 Truncated to 32 characters Patient s Birth Date 0010 0030 o Truncated to 24 characters Patient s Size 0010 1020 3 Yes Truncated to 16 characters Multi plied by 100 Unit 2 cm Patient s Weight 0010 1030 2 Truncated to 16 characters 5 4 1 3 Patient Medical Module Attribute Name lement Tag Expected Expected Mapped matching Returned the key type image Additional Patient History 0010 21B0 0
37. ECTION 2 CONFORMANCE STATEMENT 2 1 2 0 Introduction en bp peret ge vire qus 2 1 2 1 IMPLEmentation model ispiti gene dan pense de 2 1 2 1 1 Application Data Flow Diagram 2 1 2 1 2 Functional Definition of AE s 2 2 2 1 3 Sequencing of Real World Activities 2 2 2 2 AE Specifications 4 4 die ue AR riani torei Ede E Eee Ee 2 2 2 2 5 4544 414 ERR Rb erede ee ease be Hee 2 2 2 2 1 1 Association Establishment Policies 2 3 2 2 1 1 1 General ese dee eh een 2 3 2 2 1 1 2 Number of Associations 2 3 2 2 1 1 3 Asynchronous Nature 2 3 2 2 1 1 4 Implementation Identifying Information 2 4 2 2 1 2 Association Initiation Policy e 2 4 2 2 1 2 1 Real World Activity Copy Image 2 4 2 2 1 2 1 1 Associated Real World Activity 2 4 2 2 1 2 1 2 Proposed Presentation Contexts 2 4 2 2 1 2 1 2 1 SOP Specific Conformance Statement for Image Storage Class 2 4 2 2 1 2 2 Real W
38. GE Medical Systems Technical Publications Direction 2142505 100 Revision 6 Advantx DLX ID NET V3 0 Dicom Conformance Statement This document applies to DLX Release C19 XX do not duplicate Copyright 2000 by General Electric Co Blank page GE Medical Systems Advantx DLX REV 6 Dicom Conformance Statement 2142505 100 TABLE OF CONTENTS CHAPTER TITLE PAGE REVISION HISTORY acre v LIST GP EPPECTIVE PA GES a FUOD Esca comm 1 INTRODUCTION TO THE INTEGRATED DICOM NETWORK V3 0 ID NETV3 0 CONFORMANCE STATEMENT Direction 2118780 100 2 ADVANTX DLX CONFORMANCE STATEMENT FOR DICOM V3 0 ID NET V3 0 Direction 2142506 100 GE Medical Systems Advantx DLX REV 6 Dicom Conformance Statement 2142505 100 Blank page GE Medical Systems REV 6 WARNING AVERTISSEMENT WARNUNG AVISO Advantx DLX Dicom Conformance Statement 2142505 100 THIS SERVICE MANUAL IS AVAILABLE IN ENGLISH ONLY IF 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 THIS SERVICE MANUAL HAS BEEN CONSULTED AND IS UNDERSTOOD FAILURE TO HEED THIS WARNING MAY RESULT IN INJURY TO THE SERVICE PROVIDER OPERATOR OR PATIENT FROM ELECTRIC SHOCK MECHANICAL OR OTHER HAZARDS CE MANUEL DE MAINTENANCE N EST DISPONIBLE QU EN ANGLAIS SI LE TECHNICIEN DU CLIENT A BESOIN DE CE MANUEL
39. Institution name Secondary Capture Device Secondary Capture Device 0018 1018 DLX Manufacturer s Model Name 4 4 5 Image Entity Module 4 4 5 1 General Image Element Tag Image Number ENS Image Date Image Time PLAN E BIPLANE A or BIPLANE B Patient Orientation 00200020 value Zero length Referenced Image Sequence 1140 2 to reference the associated plane Second ary Capture in case of Biplane Acquisition gt Referenced SOP Class MEE 1150 1 2 840 10008 5 1 4 1 1 7 UID gt Referenced SOP Instance 0008 1155 Restricted to 64 char UID Photo UID 2 if frontal plane photo Photo UID V if lateral plane photo Source Image Sequence 0008 2112 3 gt Referenced SOP Class 0008 1150 1C 1 2 840 10008 5 1 4 1 1 12 1 UID gt Referenced SOP Instance 0008 1155 1C Restricted to 64 char UID Series UID 1 if frontal plane photo Series UID 2 if lateral plane photo 0020 4000 3 From user interface restricted to 16 char 4 5 Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 4 4 5 2 Image Pixel Element Tag Samples per Pixcl 0025 0002 lt Photometric Interpretation 0028 0004 MONOCHROME if reverse video or MONO CHROME2 otherwise 0028 0010 T 5IZor1024 0025 001 512 1024 Bits Allocated 0028 0100 T 0028 1707 High 0028 0102 T 4 4 5 3 Overl
40. Integration of image acquisition and diagnostic information into the hospital in formation system a necessary step toward patient record consolidation The benefits of shared digital information may include simultaneous access of information by multiple users post processing of image data reduction in film loss reduction in film storage space etc which may result in increased productivity efficiency cost effectiveness and improved patient care To pursue these potential benefits the concept of Networked systems must be incorporated Fully networked systems are capable of interoperating to communicate image and related information Simply being connected to a network does not mean that two devices can interoperate that is send receive display analyze or archive data etc ID Net provides the interoperability foundation for networked devices thus allowing customers to begin to choose equipment optimized for a particular application 1 1 GE Medical Systems Introduction to the Integrated Dicom Network V3 0 REV 0 Conformance Statement 2118780 1 4 THE NEED FOR A STANDARD True connectivity requires the definition and implementation of common network communications standard among manufacturers one that addresses a wide variety of imaging components image acquisition equipment display workstations archiving systems hard copy devices and information management systems for example DICOM has emerged as the medical infor
41. M v3 0 this layer allows non compatible platforms and applications to communicate by defining common protocols and formats which support such fea tures as image transfer database queries and retrieval of images text related in formation W The Logical Networking layer is similar to the letter s packaging and labeling This layer defines how the message will be managed by the network and guaran tees reliable delivery within a hospital and remote hospitals The Logical Net working layer shields the Application Message Exchange layer from physical network technologies W The Physical Networking layer is similar to the trucks trains and airplanes which transport the letter It is the physical medium i e cabling and its access methods access hardware and intermediate switches such as Ethernet FDDI etc which exchanges the bits of data The Physical Networking layer should support a choice of options in order to address in a cost effective manner the various per formance requirements of the Logical Networking layer The Logical and Physical Networking layers must work together to support the Application Message Exchange layer To guarantee interoperability between devices one approach must be specified for each layer The selection of these choices establishes a network architecture Networking support is an integral part of any digital medical device The Physical Network which externally links the device is a small component of what
42. art 3 Information Object definition 4 2 SC IMAGE IOD ENTITY RELATIONSHIP MODEL Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 Illustration 4 1 SC Image Entity Relationship Diagram Patient is the subject of Equipment Secondary Capture Image The Entity Relationship diagram for the SC Image interoperability schema is shown in Illustration 4 1 The following diagrammatic convention is established to represent the information organisation each entity is represented by a rectanglar box each relationship is represented by a diamond shaped box the fact that a relationship exists between two entities is depicted by lines con necting the corresponding entity boxes to the relationship boxes The relationships are fully defined with the maximum number of possible entities in the relationship shown 4 2 1 Entities Description Refer to DICOM Standard Part 3 Information Object Definitions for a descripion of each of the entities contained within the Secondary Capture Image Information Object Definition Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 4 2 2 DLX Mapping of DICOM entities DICOM entities map to the DLX entities in respect to the following DLX Patient Entity Patient Entity Study Entity Examination Entity Serie Entity no match there is a one to one relationship between
43. ause the only purpose of the C ECHO is to check that the remote AE responds whatever is the status This implementation doesn t require that remote AE implements Verification SOP class as a SCP 2 4 Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 Upon receiving a C STORE confirmation containing an Error or a Refused status this implementation will terminate the association The current C STORE is considered as failed Upon receiving a C STORE confirmation containing a Warning Status this implementation will treat it as an Error or Refused response Each C STORE operation supports an Association Timer This timer starts when the association request 15 sent and stops when the association is established This timer 15 set to 60 seconds Each C STORE operation supports an Operation Inactivity Timer This timer starts once a C STORE request has been issued and stops once a 5 confirmation has been received This Timer is set to 60 minutes If any of the 2 timers expires the connection is closed and the operation is considered as failed 2 2 1 2 2 Real World Activity Get Worklist 2 2 1 2 2 1 Associated Real World Activity The Worklist option has to be enabled by the system installation procedure The operator selects a destination host through a service menu The worklist transfer can be initiated from the Patient Viewer Dialogue by pressin
44. ay Plane Module Attribute Name Element Tag TP Notes 512 or 1024 60nn 0011 512 or 1024 Overlay tpe eee om mo p 0109 1 8 Gray Palette color lookup 1 table descriptor 1 entry with the ovl value mapped on the 1rst entry of the lookup table and with lookup table data coded on 8 bits 0 255 For complete description refer to Palette color lookup table descriptor of Image pixel module tag 0028 1101 Gray Palette color lookup 60nn xx02 0 for black overlay table data 255 for white overlay For complete description refer to Palette color lookup table data of Image pixel module tag 0028 1201 4 4 5 4 SOP Common Element Tag TP Notes SOP C 0008 0016 1 1 2 840 10008 5 1 4 1 1 7 SOP Instance UID 0008 0018 Restricted to 64 char Series UID 1 if frontal plane photo Series UID 2 if lateral plane photo Specific Character Set 0008 000 15 1 100 4 6 Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 PRIVATE DATA DICTIONARY FOR SECONDARY CAPTURE Attribute Name Data Elemenr Tag VR 00777005 0 lt Private Creator LKUP 01 60nn 00xx LO 3 Attribute name Data Element Tag Value Private Creator PATIENT 01 0011 00xx DLX PATNT 01 Private Creator LKUP 01 60nn 00
45. bject Definition IOD Module Table IE Module Name Reference Patient Patient 3 4 1 1 Study General Study 3 4 2 1 See Equipment Ina Image Pixel 3 4 5 2 Q 3 Multi Frame Frame Pointers 4 5 5 4 5 6 4 5 7 at ES in ta 4 Display Shutter Device X Ray Image X Ray Acquisition 3 4 5 10 X Ray Collimator 4 5 11 X Ray Table 4 5 12 XA Positioner 4 5 13 4 5 14 4 5 15 bed Boa gt Q 2 SOP Common 3 4 INFORMATION MODULE DEFINITIONS Please refer to DICOM v3 0 Standard Part 3 Information Object Definition for a description of each of the entities and modules contained within the XRAY Angiographic Information Object Modules contain also type 3 Private elements 3 4 1 Patient Entity Module 3 4 1 1 Patient Module Patients Name 0010 0010 From user interface restricted to 48 char 0010 0020 From user interface restricted to 64 char Patient s Birth Date 0010 0030 From user interface no value if wrong format Patient s Sex 0010 0040 From user interface M F or O Patient DOB 0011 xx01 Patient Date of Birth in free form 3 3 Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 3 4 2 Study Entity Module 3 4 2 1 General Study Restricted to 64 char Accession number 0008 0050 2 May have a value if comming from worklist al ready filled restr
46. cepts 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 interface 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 1 4 GE Medical Systems REV 0 Introduction to the Integrated Dicom Network V3 0 Conformance Statement 2118780 Future Evolution GE understands that the DICOM Standard will evolve to meet the user s growing requirements GE is actively involved in the develop ment of the DICOM v3 0 Standard DICOM v3 0 will incorporate new features and technologies and GE may follow the evolution of the Standard ID Net v3 0 is based on DICOM v3 0 as specified in each ID Net 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 re flected on by these ID Net DICOM Conformance Statements The user should ensure that any non GE provider which connects with GE devices also p
47. ciation The dlx root Application Entity also serves a default SCP function the verification Echo Service Class request independently from the other SCU functions 2 1 3 Sequencing of Real World Activities Not Applicable 2 2 AE SPECIFICATIONS 2 2 1 AE Specification This Application Entity provides Standard Conformance to the following DICOM V3 0 SOP Classes as an SCU SOP Class Name SOP Class UID X Ray Angiographic Image Storage 1 2 840 10008 5 1 4 1 1 12 1 Secondary Capture Image Storage 1 2 840 10008 5 1 4 1 1 7 Modality Worklist 1 2 840 10008 5 1 4 31 Verification 1 2 840 10008 1 1 X Ray Angiographic Image Storage is implemented as a Standard Extended SOP Class It contains type 3 private Data Elements 2 2 Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 Standard conformance as an SCP is not applicable for this Application Entity This Application Entity provides Standard Conformance to the following DICOM V3 0 SOP Classs as an SCP OP Class Name OP Class UID Verification Service Class 1 2 840 10008 1 1 2 2 1 1 Association Establishment Policies 2 2 1 1 1 DICOM Application Context Name 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 an association initiated by the r
48. cit VR E 2 840 10008 1 2 None Little Endian 2 2 1 3 1 2 15 Specific Conformance Statement for Verification SOP Class The root AE provides standard conformance to the DICOM Verification Service Class 2 7 Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 2 3 2 1 2 3 2 2 Dicom Conformance Statement 2142506 100 COMMUNICATION PROFILES Supported Communication Stacks parts 8 9 DICOM Upper Layer Part 8 is supported using TCP IP TCP IP Stack The TCP IP stack is inherited from a UNIX Operating System API Not applicable to this product Physical Media Support Ethernet v2 0 IEEE 802 3 Point to Point Stack A 50 pin ACR NEMA connection is not applicable to this product EXTENSIONS SPECIALIZATIONS PRIVATIZATIONS Refer to Section 3 for the description of AdvantX DLX Private DICOM Data Dictionary Refer to Section 4 for the description of Secondary capture Private DICOM Data Dictionary CONFIGURATION AE Title Presentation Address Mapping The Local AE Title is configurable This must be configured by a GEMS Field Service Engineer during an installation Configurable Parameters The following fields are configurable for this AE local Local AE Title Local IP Address The following fields are configurable for every remote DICOM AE e Remote AE Title e Responding TCP IP Port e Remote IP Address Note configuration must be performed by a GE Field Engineer
49. ction with the DICOM v3 0 Standards is intended to facilitate communication with GE imaging equipment However by itself it is not sufficient to ensure that inter operation will be successful The user or user s agent needs to proceed with caution and address at least four issues 1 3 GE Medical Systems REV 0 INFORMATIO OBJECT DEFINITIONS SERVICE CLASSES DIMSE COMMANDS Introduction to the Integrated Dicom Network V3 0 Conformance Statement 2118780 ID NET V3 0 2 0 MR DISPLAY CT MR SECOND OVER DICOM DICOM DICOM DICOM STORAGE SERVICE CLASS amp DIMSE SERVICE Integration The integration of any device into an overall system of intercon nected 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 applica tions requirements and to design a solution that integrates GE imaging equip ment with non GE systems is the user s responsibility and should not be underestimated The user is strongly advised to ensure that such an 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 ac
50. ded Display Generated by acquisition system Frame Rate 0018 1066 T_ 00 0018 0040 Generated by acquisition system 3 4 5 4 Multi Frame Element Tag Number of Frames 0028 0008 1 Generated by acquisition system 0025 0009 0018 1065 3 4 5 5 Frame Pointers Element Tag Nos Representative Frame Num 0028 6010 as the frame number located at the ber 1 3rd of the multiframe MI STE O omm T nn xx04 There could be up to 5 annoatation per images Box 70nn 0 Coordinates of the lower left corner of the first character of the annotation 1 y Arrow end xx07 Coordinates of extrems of the arrow x y the arrow always starts from the annotation text Arrows is always a staight line 0 0 value means no arrow is attached to the annotation 3 6 Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 3 4 5 6 Mask Element Tag TP_ Notes Mask Subtraction Sequence 0028 6100 1 0028 6101 NONE or AVG SUB gt Applicable Frame Range 0028 6102 generated by acquisition system gt Frame Numbers 0028 6110 Number of mask image from user interface or generated by acquisition system depending on acquisition mode 0028 028 6114 Xpixel shift Ypixel shift from user interface Recommended viewing 0028 1090 2 SUB NAT mode
51. e as well as when images acquired non GE equipment is processed displayed on a GE console or workstation 1 4 Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 Future Evolution GE understands that the DICOM Standard will evolve to meet the user s growing requirements GE is actively involved in the develop ment of the DICOM v3 0 Standard DICOM v3 0 will incorporate new features and technologies and GE may follow the evolution of the Standard ID Net v3 0 is based on DICOM v3 0 as specified in each ID Net 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 re flected on by these ID Net DICOM Conformance Statements The user should ensure that any non GE provider which connects with GE devices also plans for the 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 be kept informed of the evolution of the implementation described in this document the User should register on the GE Internet Server accessible via anonymous ftp by entering his e mail address GE Internet Server Address ftp med ge com 192 88 230 11
52. ements Direction 2117016 GE Medical Systems REV 0 PRODUCT IMPLEMENTATION Introduction to the Integrated Dicom Network V3 0 Conformance Statement 2118780 ID NET V3 0 Introduction to the Integrated DICOM Network v3 0 ID Net v3 0 Conformance Statement Direction 2118780 APPLICATION ENTITY SPECIFICATION services classes Information objects message exchange etc J CT Advantage Il Conformance Y Statement for DICOM v3 0 1 ID Net 0 Direction 2118781 auum STANDARD SPECIFICATION GE Medical Systems Introduction to the Integrated Dicom Network V3 0 REV 0 Conformance Statement 2118780 1 7 2 ID Net v2 0 Documentation ID Net v2 0 documentation followed a similar structure In cases where installed equipment not yet upgraded to ID Net v3 0 needs to be networked the ID Net v2 0 documentation Implementation Profiles include complete conformance statements The following documents may be ordered CT Advantage Implementation Profile for ACR NEMA v2 0 with DICOM v3 0 Extensions ID Net v2 0 Direction 46 26954663 MR Advantage Implementation Profile for ACR NEMA v2 0 with DICOM v3 0 Extensions ID Net v2 0 Direction 46 269546 4 CT 9800 Implementation Profile for ACR NEMA v2 0 with DICOM v3 0 Extensions ID Net v2 0 Direction 46 2695466 5 For the sake of convenience the ID Net v2 0 documentation can be ordered unde
53. ence of a set of common functions should be determined by reviewing the Conformance Statement of each device For example a product could implement the image send function but not the image receive function The exact technical specification of how ID Net v3 0 implementations conform to DICOM v3 0 is given each GE product ID Net DICOM Conformance Statement It is the intent of this document Introduction to the ID Net v3 0 Conformance Statement to provide introductory information which is common and applicable to all ID Net DICOM Conformance Statements The Conformance Statements may be ordered by specifying the Direction number as defined in the Overall ID Net Documentation Structure section 1 7 1 5 4 ID Net v3 0 Compatibility with ID Net v2 0 ID Net v2 0 products were released before the DICOM Standard was completed ID Net v2 0 is a network protocol based on the DICOM Part 8 network communications specification but with GE specific Information Object Definitions IOD s The GE IOD s are publicly available as the ID Net v2 0 Implementation Profiles Direction 46 269546G2 and are based on the April 1993 draft version of DICOM v3 0 ID Net v3 0 is fully compliant with the final version of DICOM v3 0 but also backward compatible with ID Net v2 0 as shown in Illustration 1 1 ILLUSTRATION 1 1 ID NET V2 0 ID NET V3 0 RELATIONSHIP 1 6 IMPORTANT REMARKS The use of these Conformance Statements in conjun
54. entation defines the technical specifications required to interoperate with a DICOM v3 0 network interface They define the technical details of the Information Object Definitions IOD s listed in the Conformance Statement This section contains also the description of the private elements used in this implementation Section 4 Secondary Capture Image Information Object implementation defines the technical specifications required to interoperate with a DICOM v3 0 network interface They define the technical details of the Information Object definition IOD s listed the Conformance statement This section contains also the description of the private elements used in this implementation Section 5 Basic Worklist Management Implementation defines the technical specifications required to interoperate with a DICOM v3 0 network interface They define the technical details of the Information Object Definitions IOD s listed in the Conformance Statement 1 1 OVERALL CONFORMANCE STATEMENT DOCUMENT STRUCTURE The Documentation Structure of the ID Net v3 0 Conformance Statements and their relationship with the DICOM v3 0 Conformance Statements is shown in Illustration 1 1 1 1 Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 ILLUSTRATION 1 1 DOCUMENTATION STRUCTURE ID NET V3 0 Introduction to the Integrated DICOM Network v3 0 ID Net v3 0 Conformance Statement Directi
55. ents Includes requirements for accurately writing a DICOM Conformance Statement 3 Information Objects Definitions Includes IODs for MR CT Ultrasound Nuclear etc It also includes IOD s for Network Filming and Imaging Study Management often called HIS RIS Interfacing 4 Service Classes Specifications Includes definitions of Service Class concepts the SCU SCP roles and definitions of Service Classes i e Image Storage Query Retrieve Network Print Study Management Results Management etc 5 Data Structure and Encoding Includes DICOM data set structure Data Element encoding rules value encoding definitions e g short string unsigned short int etc Attribute types UID encoding rules and registration and Transfer Syntax specifications The support of JPEG lossless compression is also fully specified 6 Data Dictionary Includes Element list which is made up of Attribute Names and descriptions Data Element Tags Group and Element numbers Value Representations and Multiplicity Message Exchange Includes association negotiation information and structures DIMSE operation and notification rules and DIMSE service and protocol definitions e g C STORE C ECHO GE Medical Systems REV 0 Introduction to the Integrated Dicom Network V3 0 Conformance Statement 2118780 Network Communication Support for Message Exchange Includes Association Establishment protocol and encoding including the DICOM Uppe
56. enu by default the last selected host is active Then he selects Image s to be sent by selection in both BROWSER at patient level or VIEWER at sequence or photo level This operation will cause thedlx root AE to initiate a DICOM association thedlx root AE to emit a C ECHO command to check if the remote AE is avail able e the DLX to build a DICOM image from its compressed raw data thedlx root AE to initiate a DICOM association select the appropriate Abstract and Transfer syntax from those accepted by the remote AE thedlx root AE to emit CC STORE command to send the image 2 2 1 2 1 2 Proposed Presentation Contexts Presentation Context Table Proposed Abstract D S Transfer Syntax Role and XRAY Angio 2 840 10008 5 1 4 1 1 12 Implicit VR 1 2 840 10008 1 2 SCU None Image Storage Little Endian Secondary Cap 1 2 840 10008 5 1 4 1 1 7 Implicit VR 1 2 840 10008 1 2 SCU None ture Image Little Endian Storage 2 2 1 2 1 2 15 Specific Conformance Statement for Image Storage SOP Class This implementation performs a single C STORE operation over an association If the AE doesn t receive a confirmation this implementation will terminate the association The transfer is considered as failed no association for C STORE will be attempted Upon receiving a C ECHO confirmation containing an Error Refused or Warning status this implementation will consider the result as OK This is bec
57. g the Worklist soft key This operation will cause thedlx root AE to initiate a DICOM association the dlx root AE to emit a request to check if the remote AE 15 available Finally the association is closed the DIX to build a Basic Worklist C FIND Request the root AE to initiate a DICOM association select the appropriate Abstract and Transfer Syntax from those accepted by the remote AE the dlx root AE to emit the C FIND Request the dlx root AE to receive C FIND Worklist Response s the DLX to add new entry items to the local database if they are not existing yet the root AE to close the association 2 2 1 2 2 2 Proposed Presentation Contexts Negotiation Abstract Syntax Transfer Syntax Expanded Modality Implicit VR Worklist 1 2 840 10008 5 1 4 31 Little Endian 1 2 840 10008 1 2 Information Model FIND 2 2 1 2 2 2 150 Specific Conformance Statement for Worklist SOP Class This implementation performs a single C FIND operation over one association 2 5 Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 If the AE does not receive a confirmation this implementation will terminate the association The Worklist request is considered as failed Upon receiving a C ECHO confirmation containing an Error Refused or Warning status this implementation will consider the result OK This is because
58. h relationship is represented by the white rectangular box e the fact that a relationship exists between the two entities is depicted by lines connecting the corresponding entity boxes to the relationship boxes 5 2 1 Entities Description Refer to DICOM Standard Supplement 10 August 11 1995 to Part 3 Information Object Definitions for a description of the entities contained within this Information object 5 3 BASIC WORKLIST INFORMATION MODULE TABLE Within an entity of the DICOM v3 0 Basic Worklist Information Object Definition attributes are grouped into related set of attributes A set of related attributes is termed a module A module facilitates the understanding of the semantics concerning the attributes and how the attributes are related with each other A module grouping does not infer any encoding of information into data sets Table 2 identifies the defined modules within the entities which comprise the DICOM v3 0 Basic Worklist Management Information Object Modules are identified by Module Name See DICOM v3 0 Part 3 for a complete definition of the entities modules and attributes Table 2 Basic Worklist Management Information Module Table WOBuE NAE 0 iii Stes Motte ire S EE 5 2 Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 5 4 INFORMATION MODULE DEFINITIONS Please refer to DICOM v3 0 Standard Part 3 Information Object
59. icted to 16 char Study Description 0008 1030 From user interface restricted to 16 char 3 4 2 2 Patient Study Attribute Name Element Tag Patients Size 0010 1020 Referring Physicians Name 0008 0090 2 From user interface restricted to 48 char Study ID 0020 0010 From user interface restricted to 64 char 3 4 3 Series Entity Module 3 4 3 1 General Series LL Performing Physician s 0008 1050 Pu From user interface restricted to 48 char Name From user interface restricted to 16 char Operators Name 0008 1070 From user interface restricted to 48 char 0008 0031 HHMMSS XXX restricted to 10 char 3 3 Series Description 0008 103E 3 4 Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 3 4 4 Equipment Entity Module 3 4 4 1 General Equipment Manufacturer 0008 0070 GE MEDICAL SYSTEMS Institution Name 0008 0080 Generated by DLXINSTAL during acquisition Institution Address 0008 0081 Manufacturer Model Name 0008 1090 Device Serial Number 0018 1000 Identifier entered in DLXINSTAL 0018 1020 Database version internal to DLX 3 4 5 Image Entity Module 3 4 5 1 General Image Image Number 0020 0013 2 Image number in the Series 0008 0023 2C YYYYMMDD restricted to 8 char 0008 0033 2C restricted to 10 char 3 Image Type 0008 0008 ORIGINAL PRIMARY either SINGLE PLANE BIPLANE A or BIPLANE B Acqui
60. ing No reverse sweep on frontal and lateral No reverse sweep on lateral only vertical reverse sweep on frontal No reverse sweep on lateral only horizontal reverse sweep on frontal No reverse sweep on lateral vertical and horizontal reverse sweep on frontal Only vertical reverse sweep on lateral no reverse sweep on frontal Only vertical reverse sweep on lateral only vertical reverse sweep on frontal Only vertical reverse sweep on lateral only horizontal reverse sweep on frontal Only vertical reverse sweep on lateral vertical and horizontal reverse sweep on frontal Only horizontal reverse sweep on lateral no reverse sweep on frontal Only horizontal reverse sweep on lateral only vertical reverse sweep on frontal 10 Only horizontal reverse sweep on lateral only horizontal reverse sweep on frontal 11 Only horizontal reverse sweep on lateral vertical and horizontal reverse sweep on frontal 12 Vertical and horizontal reverse sweep on lateral no reverse sweep on frontal 13 Vertical and horizontal reverse sweep on lateral only vertical reverse sweep on frontal 14 Vertical and horizontal reverse sweep on lateral only horizontal reverse sweep on frontal 15 Vertical and horizontal reverse sweep on lateral vertical and horizontal reverse sweep on frontal Values sent by acquisition system Advantx E 0 if generated by acquisition system Advantx1 3 9 Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV
61. is flag setting doesn t change the basic DICOM association management functionality 2 2 1 2 3 Real world Activity Verification 2 2 1 2 3 1 Associated World Activity The operator selects a destination by selecting an host in the TRANSFER menu by default the last selected host is active Then he presses on the host verification button or on the worklist verification button if he wants to test the worklist server These operations will cause thedlx root AE to initiate a DICOM association thedlx root AE to emit a CCECHO command to check if the remote AE is available 2 2 1 2 3 2 Proposed Presentation contexts Presentation Context Table Proposed Abstract Syntax Transfer Syntax Expanded Verification 1 2 840 10008 1 1 Implicit VR 1 2 840 10008 1 2 SCU None Little Endian 2 2 1 3 Association Acceptance Policy The dlx root AE provides only DICOM Verification Service Class 2 6 Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 2 2 1 3 1 Real World Activity Verification acknowledge DLX echoes to a Verification request from any DICOM node This function is transparent to the user no user interface no message logged on screen 2 2 1 3 1 1 Associated Real World Activity 2 2 1 3 1 2 Accepted Presentation Contexts Presentation Context Table Accepted Abstract n Transfer Role ee ELM 1 2 840 10008 1 1 Impli
62. is required for devices to actually interoperate The Logical Networking and Application Message Exchange functions which are integrated into the medical devices play a role transparent to the user but fundamental to information exchange 2 4 GE Medical Systems Introduction to the Integrated Dicom Network V3 0 REV 0 Conformance Statement 2118780 Transaction Transaction Database o9 Database X Logical Logical Networking 2 Networking 4 2 Su Bonjour Application Message Exchange Layer Logical Networking Layer Physical Networking Layer Device B The Application Transaction Database is specific The network is an integral part of each digital for each digital medical device medical device The Application Message Exchange Logical Networking and Physical Networking layers are common for all digital medical devices GE ID Net is an open network architecture as it relies on network standards broadly supported by the medical industry e g DICOM and the computer industry e g TCP IP Ethernet OSI etc for all of the networking layers 2 5 GE Medical Systems Introduction to the Integrated Dicom Network V3 0 REV 0 Conformance Statement 2118780 2 2 2 DICOM and the OSI Reference Model As stated earlier DICOM v3 0 is structured according to the OSI Reference Model The OSI Reference Model defines seven layers of communication protocol which may be more simply grouped into the
63. iverse communication requirements ID Net also inherently provides for the option of purchasing standard network devices such as cabling transceivers modems routers bridges etc to meet most network needs Because ID Net is based upon networking standards the size and configuration of health care site networks are flexible The networking standards allow different technologies to be employed e g wide area networks local area networks etc With GE and ID Net you have the ability to begin accessing the benefits of connectivity today and a solid link to the future 1 5 1 ID Net An Integrated Network ID Net is integrated DICOM standards are an integral part of product design so investment in costly and complex gateways often needed to network between dissimilar proprietary networks is not likely some older equipment may be an exception 1 5 2 ID Net An Open Network ID Net is open It enables connectivity to other manufacturers DICOM compatible equipment GE ID Net interfaces are documented in DICOM Conformance Statements If your current systems have not been built to DICOM standards third party connections may be used to convert proprietary image format into DICOM standards 1 2 GE Medical Systems Introduction to the Integrated Dicom Network V3 0 REV 0 Conformance Statement 2118780 1 5 3 ID Net Support by GE Products and ID Net DICOM Conformance Statements A number of GE systems are already dem
64. ject Pairs SOP Classes images instances network negotiation parameters etc GE Medical Systems Introduction to the Integrated Dicom Network V3 0 REV 0 Conformance Statement 2118780 The UID identification scheme is based on the OSI Information Object as defined by the ISO 8824 standard All UIDs used within the context of the DICOM Standard are based upon registered values as defined by ISO 9843 3 to ensure global uniqueness There is a root portion of the UID which uniquely identifies GE Medical Systems The root is registered with ISO and therefore guarantees that GE specific UIDs are unique among vendors Per the DICOM v3 0 standard three types of UID values are used 1 The DICOM UID values which are defined in the DICOM Standard such as SOP class UIDs 2 GE specific UID values which are defined in the ID Net DICOM Conformance Statement for GE products such as product Implementation Class UID s 3 GE specific UID values dynamically generated by GE product implementa tions such as Image SOP Instance UIDs 3 5 RELATIONSHIP OF CONCEPTS TO THE PARTS OF THE DICOM V3 0 STANDARDS DICOM v3 0 is comprised of nine Parts which were balloted and approved in October 1993 As of early 1994 three additional Parts related to Media Storage and File Format were placed under review The nine Parts of the DICOM v3 0 Standard and the areas which are covered are PART TITLE 1 Introduction and Overview 2 Conformance Requirem
65. lans for the 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 Interaction It is the sole responsibility of the non GE provider to ensure that communication with the interfaced equipment does not cause degradation of GE imaging equipment performance and or function 1 7 OVERALL ID NET DOCUMENTATION STRUCTURE ILLUSTRATION 1 2 DOCUMENTATION STRUCTURE The Documentation Structure presented in Illustration 1 1 next page shows the overall organization of the ID Net documentation 1 7 1 ID Net v3 0 Documentation This document focuses upon the ID Net DICOM v3 0 Conformance Statements and provides references to the ID Net v2 0 Implementation Profiles This document is the introductory level document Introduction to the Integrated DICOM Network v3 0 ID Net v3 0 Conformance Statement Direction 2118780 This Introduction is applicable to all ID Net v3 0 GE products It is intended to familiarize the reader with ID Net v3 0 and DICOM v3 0 terminology and general concepts This document should be read prior to reading the product specific ID Net DICOM Conformance Statements For the convenience of software developers this Introduction and all of the currently published ID Net DICOM Conformance Statements may be ordered under a single reference ID Net v3 0 Conformance Stat
66. mation networking standard currently defining CT MR Nuclear Medicine Ultrasound and Computed Radiography images as well as Laser Camera and HIS RIS interfaces Also the definition of X Ray Angiography and Media Interchange is well underway The development of DICOM has been the result of joint effort between NEMA Medical Imaging Vendors and the ACR American College of Radiology Other medical specialties have also contributed to this effort in particular the ACC American College of Cardiology DICOM is also a global standard In particular CEN in Europe is actively involved in the definition of DICOM standards and has decided to use DICOM as the basis for a European Standard An active liaison also exists with the JIRA and IS amp C committees in Japan GE has been a major contributor to the development of this standard and implementation of these DICOM concepts is realized in the GE ID Net v3 0 1 5 ID NET AN OPEN INTEGRATED INTERFACE The GE Integrated DICOM Network v3 0 allows users to connect among GE DICOM imaging systems as well as to other manufacturers DICOM based products GE ID Net v3 0 is a DICOM based implementation which provides a common open networking approach for medical imaging equipment ID Net is the interoperability foundation for a wide range of GE products and for interfacing with third party devices ID Net provides the flexibility to configure in many cases network solutions that meet GE customers d
67. ment Implementation 5 1 thru 5 4 6 Advantx DLX Dicom V3 0 ID NET V3 0 Dicom Conformance Statement 2142506 100 REVISION HISTORY REASON FOR CHANGE Initial release to Direction Stock Basic Worklist Management Implementation for HIS RISPatient Study data retrieval parts of Section 2 and the complete Section 5 Release updated for coherence with software Release updated for corrections and Worklist query model Add code meaning for Reverse Sweep field Title page updated with This document applies to DLX Release C16 12 and 17 12 Title page updated with This document applies to DLX Release C18 XX Title page updated with This document applies to DLX Release C19 XX Real world Activity Verification added LIST OF EFFECTIVE PAGES PAGE REVISION PAGE REVISION NUMBER NUMBER NUMBER NUMBER Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 SECTION 1 INTRODUCTION 1 0 OVERVIEW Section 1 Introduction provides general information about the content and scope of this document Section 2 Conformance Statement is the DICOM v3 0 Conformance Statement related to this product Conformance Statements defines the subset of options selected from those offered by the DICOM v3 0 standard Section 3 DLX3 XRAY Angiographic Information Object Implem
68. odt Institute of Radiology ftp address wuerlim wustl edu 128 252 115 18 Institute OFFIS Oldenburg University Germany CERIUM in Rennes France and CEN TC251 WG4 ftp address ftp uni oldenburg de Many of the terms defined here are used in sections 2 and 3 of this document and in the ID Net DICOM Conformance Statement of each GEMS product Abstract Syntax The Abstract Syntax identifies the Service Object Pair SOP Class which is used when two peer DICOM Application Entities communicate The Abstract Syntax is negotiated at the time of Association Establishment GE Medical Systems REV 0 Introduction to the Integrated Dicom Network V3 0 Conformance Statement 2118780 ACR NEMA A standards body sponsored by the American College of Radiology ACR and the National Electrical Manufacturers Association NEMA Application Context An Application Context is a name which is used to identify the use of the DICOM Application Services over an association It is negotiated between two peers during association establishment Application Entity AE An Application Entity is an OSI Application Layer function which includes the mechanisms by which applications exchange information on a network Oversimplistically an AE is a program which contains network communications capabilities and which runs on computer Association Establishment An Association represents a level of connectivity between to AEs An Association Establishment is
69. on 2118780 APPLICATION ENTITY SPECIFICATION services classes Information objects message exchange etc KS Statement for DICOM v3 0 n Y PRODUCT ADVANTX IMPLEMENTATION CO ID Net v3 0 Direction DICOM STANDARD 1 2 STANDARD SPECIFICATION Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 This document specifies the DICOM v3 0 implementation It is entitled ADVANTX DLX Conformance Statement for DICOM v3 0 ID Net v3 0 Direction 2142506 100 This Conformance Statement documents the DICOM v3 0 Conformance Statement and Technical Specification required to interoperate with the GEMS ID Net v3 0 network interface Introductory information which is applicable to all GEMS ID Net v3 0 Conformance Statements is described in the document Introduction to the Integrated DICOM Network v3 0 ID Net v3 0 Conformance Statement Direction 2118780 This Introduction familiarizes the reader with DICOM terminology and general concepts It should be read prior to reading the individual products ID Net v3 0 Conformance Statements The ID Net v3 0 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 Architec
70. onstrating the effectiveness of ID Net v2 0 and or ID Net v3 0 connectivity Among them are our CT 9800 HiLight and HiSpeed Advantage systems as well as MR Signa 5 X systems Advantage Independent Consoles and Advantage Windows workstations As the DICOM standard evolves additional modalities and connections are expected to be implemented For more specific information regarding current product capabilities and availability please contact your GE Sales representative For the purposes of backward compatibility the CT Advantage MR Signa 5 x Advantage and CT9800 ID Link II continue to support ID Net v2 0 This continuum in network connectivity is presented in section 1 5 4 Any GE equipment which supports ID Net will have a DICOM Conformance Statement available to the public The Conformance Statement is an implementation profile which lists the DICOM functions e g send CT image send an MR image query for images etc which have been implemented by a particular piece of equipment The DICOM standard and thus ID Net is structured such that each device can implement the appropriate functions of the standard for its intended application In order for two devices to interoperate both devices must have a complementary set of functions implemented As part of the standard two devices negotiate before they begin to communicate to verify that the common function s does exist However before attempting to interoperate the exist
71. oot AE is Maximum Length PDU 16 Kbytes The SOP class Extended Negotiation is not supported The maximum number of Presentation Contexts Items that will be proposed is 2 The user info items sent by this product are e Maximum PDU Length e Implementation UID Note Max PDU length can be configured at installation time 2 2 1 1 2 Number of Associations The dlx root AE will Initiate only one DICOM association to perform an image storage or a Worklist transfer as an SCU to a remote host The dlx root AE will not support multiple SCU associations simultaneously The verification SCP association can be open simultaneously to another SCU association 2 2 1 1 3 Asynchronous Nature Asynchronous mode is not supported operations will be performed synchronously 2 3 Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 2 2 1 1 4 Implementation Identifying Information The Implementation UID for this ID Net v3 0 Implementation is AdvantX DLX Implementation UID 1 2 840 113619 6 33 2 2 1 2 Association Initiation Policy dix_root attempts to initiate a new association for each image it attempts to transfer This association corresponds to one Real World Activity Copy Image CD or Get Worklist GW 2 2 1 2 1 Real World Activity Copy Image 2 2 1 2 1 1 Associated Real World Activity The operator selects a destination by selecting an Host in the TRANSFER m
72. orld Activity Get Worklist 2 5 2 2 1 2 2 1 Associated Real World Activity 2 5 2 2 1 2 2 2 Proposed Presentation Contexts 2 5 2 2 1 2 2 2 1 SOP Specific Conformance Statement for Worklist Class 2 5 2 2 1 2 3 Real world Activity Verification 2 6 Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 2 2 1 2 3 1 Associated Real World Activity 2 6 2 2 1 2 3 2 Proposed Presentation contexts 2 6 2 2 1 3 Association Acceptance Policy 2 6 2 2 1 3 1 Real World Activity Verification acknowledge 2 7 2 2 1 3 1 1 Associated Real World Activity 2 7 2 2 1 3 1 2 Accepted Presentation Contexts 2 7 2 2 1 3 1 2 1 SOP Specific Conformance Statement for Verification Class 2 7 2 3 Communication profiles 222222 2 8 2 3 1 Supported Communication Stacks parts 8 9 2 8 2 3 2 TCPAPStaek hu allo tu doe mg ARX Ep Ed RET 2 8 2 3 2 1 REY Ue wid oe
73. ossible options for each negotiated parameter The initiating device must be capable of supporting all of the options which it proposes The responding device selects which of the options it can support and returns this information to the initiating device This commonly agreed upon set of options is then available on the corresponding association 3 3 6 Example of AE Concepts Following is an example of two systems which need to send receive an MR image This example illustrates how DICOM is used to achieve this image exchange ILLUSTRATION 3 1 EXAMPLE OF AE CONCEPTS MR SCANNER MR OPERATOR S 65 STATION MR Image ID Net e The MR Operator s Console sends an MR Image to a WorkStation using ID Net e Each system supports DICOM Application Entity AE functionality over DICOM UL and TCP IP In order to understand how to exchange this MR image both the MR Scanner and the Workstation need to implement the DICOM Application Entity concepts previously discussed To determine the data structure that defines an MR image each device must understand the MR Image Information Object Definition 3 4 GE Medical Systems Introduction to the Integrated Dicom Network V3 0 REV 0 Conformance Statement 2118780 The MR Image IOD contains the Attributes which describe the complete set of data needed to define the image Some of the Attributes are Patient Name Date of Scan MR
74. r Layer protocol used with TCP IP Point to point Communication Includes 50 pin hardware specification and communication protocol This is the specific hardware interface which was defined in Version 2 of the Standard It has been included as Part 9 of the DICOM Standard for historical purposes 3 8 GE Medical Systems REV 0 4 1 4 2 4 3 4 4 Introduction to the Integrated Dicom Network V3 0 Conformance Statement 2118780 SECTION 4 REFERENCES NORMATIVE REFERENCES DICOM Part 1 Document Structure DICOM Part 2 Conformance DICOM Part 3 Information Object Definitions DICOM Part 4 Service Class Specifications DICOM Part 5 Data Structure and Encoding DICOM Part 6 Data Dictionary DICOM Part 7 Message Exchange DICOM Part 8 Network Communication Support for Message Exchange RELATED PUBLICATIONS OF INTEREST DICOM v3 0 Standard printed copy ACR NEMA DICOM Representative NEMA 2101 L Street NW Suite 300 Washington DC 20037 USA 202 457 1965 DICOM v3 0 electronic copy Available through anonymous ftp from Pennsylvania State University ftp address ftp xray hmc psu edu SCAR 1994 Buying Imaging Products with a DICOM Interface Made Easy Van Syckle Sippel Schmidt Parisot DICOM SOFTWARE COMMONLY AVAILABLE DEFINITIONS DICOM v3 0 Shareware RSNA 1993 Central Test Node Software available via anonymous ftp over internet Mallinckr
75. r a single direction number ID Net v2 0 Implementation Profiles Direction 46 269546G2 GE Medical Systems Introduction to the Integrated Dicom Network V3 0 REV 0 Conformance Statement 2118780 THIS PAGE LEFT INTENTIONALLY BLANK 1 8 GE Medical Systems Introduction to the Integrated Dicom Network V3 0 REV 0 Conformance Statement 2118780 SECTION 2 NETWORK ARCHITECTURE CONCEPTS 2 1 OVERVIEW The second part of this document describes some of the Network Architecture concepts and models which are used in ID Net v3 0 and DICOM v3 0 ID Net v3 0 15 fully based upon DICOM v3 0 2 2 BASIC NETWORK LEVELS AND PROTOCOLS A successful network architecture must be layered to facilitate integration of evolving technologies The Open Systems Interconnection OSI Reference Model defined by the International Standards Organization is the accepted seven layer model for the design of modular network architectures The purpose of this Section is to provide a brief explanation of the OSI networking architecture Section 2 2 1 provides some analogies to introduce these concepts Section 2 2 2 illustrates how DICOM is based on the OSI reference model 2 2 1 Network Architecture and the Post Office Analogy The fundamental choices made by the DICOM v3 0 Standard can be understood by comparing a digital medical image network to a postal system A postal system is complex employing computers to track and route mail and trucks trains
76. resents a specific function which is to be accomplished by peer AEs and is defined by a set of related SOP Classes For example the features needed to query for image information and to retrieve the actual image data are very closely related To achieve these features two SOP Classes are required one to gather image information query and one to get the image data retrieve The Query Retrieve Service Class combines these related SOP Classes into one Service Class The Service Class defines two roles which are used by communicating AEs the Service Class User SCU and Service Class Provider SCP These roles are based on the client server model The SCU acts as the client while the SCP acts as the server For example for the Storage Service Class the SCU acts as the image send device while the SCP acts as the image receive device 3 3 5 Association Negotiation Association establishment is the first phase of communication between peer AEs The AEs use the association establishment to negotiate how data will be encoded and the type of data to be exchanged Some of these negotiated parameters include Application Context Abstract Syntaxes Transfer Syntaxes and Application Association Information 3 3 GE Medical Systems Introduction to the Integrated Dicom Network V3 0 REV 0 Conformance Statement 2118780 The method of negotiation used in DICOM v3 0 15 fairly simple The device which initiates the association proposes a list of p
77. rmation Object which are logically related to each other For example the Patient Identification Module may be defined by the following attributes Patient Name Patient ID and Patient Birthdate and Patient Sex Service Class A Service Class defines a specific function which is to be accomplished by connecting AEs A Service Class specifies a set of one or more Service Object Pairs SOP which perform a function across a network and provide interoperability between two application entities Examples of a Service Class include image storage query retrieve etc Service Class Provider SCP A Service Class Provider acts in a server role to the Service Class during a network communications exchange An SCP performs operations requested by an SCU and may also provide notifications to the SCU An example of a Storage Service Class Provider would be the image storage device In this case the image storage device is storing the image as requested by the SCU Service Class User SCU A Service Class User acts in a client role to the Service Class during a network communications exchange An SCU requests that an SCP perform operations An example of a Storage Service Class User would be the image send device In this case the image send device will send an image by requesting the SCP to store that image Service Object Pair SOP Class A SOP Class is defined by the union of an IOD and a DIMSE Service Group The SOP Class definition con
78. rmation on a network The basic concepts of an Application Entity as used in the DICOM v3 0 standard are described in this section see Ill 3 1 for a pictorial representation of the DICOM Application Entity The DICOM model is based on an object oriented model Object oriented modeling uses abstract data objects e g the definition of MR images CT images etc to represent a class of real world objects Object oriented modeling also defines generic methods e g Store Delete Create Get etc which act upon the data objects The combination of a method and a data object being used by two peer AEs over an association constitutes an instance of communication Illustration 3 1 shows the relationship of the DICOM objects model 3 1 GE Medical Systems Introduction to the Integrated Dicom Network V3 0 REV 0 Conformance Statement 2118780 ILLUSTRATION 3 1 DICOM OBJECTS RELATIONSHIP MODEL DICOM Application Entity Service Classes Association Store Ouery Retrieve Negotiation Print Study Management etc Information Objects MR CT Patient etc DICOM Message Service Element Store Delete Create Get etc Upper Layer Association Services Upper Layer Presentation Data Service An AE uses the following concepts Information Object Definitions data object definitions DICOM Message Service Element Services generic methods Service
79. rom the Operator console screens known as BROWSER and VIEWER selection of Remote Systems and visualisation of the status of the transfer is done on a specific menu known as TRANSFER menu Remote Workstation can be any DICOM compliant Workstation 2 1 Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 GW consists of an operator request for the transfer of a list of Patient Exam entries from a predefined remote HIS RIS system There is no query key set for subselection of items The current implementation asks for all data prepared for transfer to DLX The remote workstation can be any DICOM compliant HIS RIS system supporting XA modality Verification consists of an operator request for the verification of the availability of a remote station 2 1 2 Functional Definition of AE s The dix_root Application Entity supports the following three SCU functions one at a time 1 Copy Images Access to patient demographics and Pixel Data in the local database Build a DICOM format data set Initiate DICOM association to send the image s 2 Get Worklist Build a DICOM formatted basic worklist management data request Initiate a DICOM association to send the request Wait for worklist response s Access the local database to add new patient exam demographic data Close the open Association 3 Verification Initiate a DICOM association Close the asso
80. s an association to the Workstation It offers an Abstract Syntax which represents the MR Storage SOP Class with two Transfer Syntaxes compressed or uncompressed pixel data The Workstation responds by accepting the MR Storage SOP Class and selecting the uncompressed Transfer Syntax it could not support compression The association is now established The MR Scanner constructs the image per the MR IOD and uses the C STORE DIMSE Service to send that IOD The result will form a message including a command C STORE and a Data Set the MR IOD encoded Attributes The actual image or MR Image SOP Instance is identified by a unique identifier or UID see section 3 4 The Workstation receives this MR Image SOP Instance and stores the information in it s database The Workstation returns a successful response using the STORE DIMSE Service The image has now been successfully received At this time the MR Scanner may send more images or release the association Note The above example illustrates a simple transfer of images If both the MR Scanner and the Workstation had implemented additional SOP Classes such as Query Retrieve these features could also be used on the same association 3 4 UNIQUE IDENTIFIERS UIDS Unique Identifiers UIDs provide the capability to uniquely identify a wide variety of items It guarantees uniqueness across countries sites vendors and equipment This scheme is used to uniquely identify items such as Service Ob
81. s not sufficient to ensure that inter operation will be successful The user or user s agent needs to proceed with caution and address at least four issues Integration The integration of any device into an overall system of intercon nected devices goes beyond the scope of standards DICOM v3 0 and of this introduction and associated Conformance Statements when interoperability with GE equipment is desired The responsibility to analyze the applica tions requirements and to design a solution that integrates GE imaging equip ment with non GE systems is the user s responsibility and should not be underestimated The user is strongly advised to ensure that such an integration analysis is correctly performed e 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 interface 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 a non GE devic
82. sition Date 0008 0022 3 Acquisition Time 0008 0032 3 Patient Orientation 0020 0020 2 3 In case of DLX biplane acquisition used to identify the related plane Image LATeral if Referenced Image Sequence 0008 1140 FRonTal or FRonTal if LATeral gt Referenced SOP Class 0008 1150 1C 11 2 840 10008 5 1 4 1 1 12 1 UID gt Referenced SOP Instance 0008 1155 1C Restricted to 64 char Series UID if monoplane UID Series UID 1 if frontal from biplane Series UID 2 if lateral from biplane Los Image Compresion 28 2170 Side mark 0019 xx1D 3 represents patient orientation as 2 characters located on the left and right side of the dis played frame Encoding is the following 0 not defined 1 4 6 Left of the patient is on the left side of the frame 2 3 5 Right of the patient is on the left side of the frame 3 5 Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 3 4 5 2 Image Pixel PU Name Element Tag Samples per Pixel 0028 0002 Photometric Interpretation 0028 0004 reverse video MONO CHROMEZ otherwise Rw 75000 512 1024 0028 0071 512 or 1024 Bits Allocated 0028 0100 0028 UTOI High Bi 0028 0102 Pixel Representation 00285003 0 0 ET TE 3 4 5 3 Frame Time Vector 08 15 Generated by acquisition system S a Recommen
83. smission Control Protocol Internet Protocol TCP IP TCP is a robust protocol which guarantees reliable delivery of the application messages IP provides mechanisms which support the routing of data within a hospital or to remote hospitals over a variety of physical networks The ID Net Physical Networking Layer generally relies on Ethernet v2 0 as the Datalink and Physical Network Layer Other physical network technologies may be combined with Ethernet v2 0 e g FDDI or Wide Area Networks WAN s It should be noted that TCP IP and Ethernet are not specific to the DICOM standard and are multi industry standards implemented in off the shelf commercial products The DICOM Upper Layers UL and the DICOM Application Layer are specific to the DICOM standard The DICOM Application Layer is introduced in more detail in section 3 2 1 GE Medical Systems Introduction to the Integrated Dicom Network V3 0 REV 0 Conformance Statement 2118780 THIS PAGE LEFT INTENTIONALLY BLANK 2 8 GE Medical Systems REV 0 3 1 3 2 3 3 Introduction to the Integrated Dicom Network V3 0 Conformance Statement 2118780 SECTION 3 APPLICATION LAYER CONCEPTS USED OVERVIEW IN DICOM V3 0 AND ID NET This section of the document describes some of the fundamental concepts and models which are used by the Application layer standardized by DICOM v3 0 and used by ID Net Implementations DICOM v3 0 uses Object Oriented Design concepts and the OSI
84. stems GE Medical Systems Telex 3797371 PO Box 414 Milwaukee Wisconsin 53201 U S A Asia Pacific Latin America North America GE Medical Systems Europe Telex 698626 283 rue de la Mini re B P 34 78533 Buc Cedex France
85. stems GE Medical Systems Telex 3797371 PO Box 414 Milwaukee Wisconsin 53201 U S A Asia Pacific Latin America North America GE Medical Systems Europe Telex 698626 283 rue de la Mini re B P 34 78533 Buc Cedex France GE Medical Systems Technical Publications Direction 2142506 100 Revision 6 Advantx DLX Dicom V3 0 ID NET V3 0 ID NET V3 0 Dicom Conformance Statement This document applies to DLX Release C19 X X do not duplicate Copyright 1995 by General Electric Co Blank page Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 TABLE OF CONTENTS SECTION TITLE PAGE REVISION HISTORY eR RR RA GENS IE RU ec V LIST OF EFFECTIVE PAGES SECTION 1 INTRODUCTION sua err re ha RI RC Or do dues ds 1 1 1 0 OVERVIEW 1 1 1 1 OVERALL Conformance Statement DOCUMENT STRUCTURE 1 1 1 2 INTENDED AUDIENCE oie ty RS ne 1 3 1 3 scope and field of application 1 4 1 4 important remarks secs vice cae ve p ee EVE RE 1 4 1 5 222v 9 e p soe tesa ee ERU es Se du news rsen Nue a 1 5 1 6 defmtions ec quee ip dd de ques reed e ved 1 5 1 7 symbols and abbreviations 1 5 S
86. tains the rules and semantics which may extend or restrict the definitions of the DIMSE Service Group or the IOD attributes A DICOM Application Entity may support one or more SOP Classes Each SOP Class is identified by a SOP Class UID SOP Instance A representation of a specific occurrence of a SOP class GE Medical Systems Introduction to the Integrated Dicom Network V3 0 REV 0 Conformance Statement 2118780 Tag The Tag is used to uniquely identify information within Data Dictionary A Group Number is combined with an Element Number to make up a tag For example Study Exam Number is Group 20 Element 10 The group and element number tag are encoded in the data stream In v2 0 the Group was used to convey semantic information e g Group 10 is Image Information However in DICOM v3 0 the Group semantic information has been replaced with the Module concept Transfer Syntax The Transfer Syntax represents the type of data encoding which is used when two peer DICOM Application Entities communicate The Transfer Syntax is negotiated at the time of Association Establishment Examples of Transfer Syntaxes are Little Endian Big Endian JPEG lossless compression etc Unique Identifier UID A Unique Identifier is a method which is used to create a globally unique ASCII numeric string It guarantees uniqueness across multiple countries sites vendors and equipment The UID encoding method which is used in DICOM v3 0 is ISO compliant A
87. ture and basic DICOM concepts please refer to the Introduction For the convenience of software developers there is 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 or phone by contacting NEMA Publication 2101 L Street N W Suite 300 Washington DC 20037 USA Phone 202 457 8474 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 Statement document Introduction to the Integrated DICOM Network v3 0 ID Net v3 0 Conformance Statement Direction 2118780 1 3 Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 SCOPE AND FIELD OF APPLICATION It is the intent of this document in conjunction with the Introduction to the Integrated DICOM Network
88. uding the ISO seven layer model and the DICOM Applications Layer model Section 3 describes the basic technical concepts and terminology which are used in the DICOM standard and the ID Net environment Section 4 provides some basic reference material references definitions acronyms for DICOM and ID Net which is common to all GE DICOM Conformance Statements 1 2 INTENDED AUDIENCE FOR THIS DOCUMENT This document is intended for a broad audience in areas of medical imaging software design network planning and or systems integration The reader must have a basic understanding of networking The purpose of this document is to familiarize the reader with some of the ID Net and DICOM v3 0 terminology and concepts If however the reader intends to work at the software implementation and or systems integration levels this Introduction will be helpful but insufficient In this case the reader must also read the DICOM v3 0 standard and the specific product Conformance Statements 1 3 CONNECTIVITY FOR INCREASED EFFICIENCY Connectivity is desirable for a number of reasons since it may provide clinical benefits and may increase the following departmental efficiencies e Rapid availability of images to diagnosticians and clinicians Easeofexchange of images between locations remotely or locally Ease of image access for filming reading archiving off loading the tasks from scanners or advanced analysis 3D DentaScan e
89. udy 22 44 pice eh mundos be eee sud ds 3 4 3 4 3 Senes Entity Module i sioe 3 4 3 4 3 General S ries 2222 RES PRESS B 3 4 3 4 4 Equipment Entity 3 5 3 4 4 General Equipment 3 5 324 5 Image Entity Module coi ue e o u EP DEN IRE LE ER 3 5 324 5 General Image sse eru e RI REPRE E IRE ees 3 5 3 4 5 2 Image Pixel eee 3 6 3 4 3 3 eel eee ols Gh Ah eee ed pe RE pagers 3 6 3245 4 Multi Erame desc 3 6 Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 3 4 3 5 Frame Pointers cs eee epe s duae ray pue pied Ve EE Vega 3 6 5 6 5 EE Rep pet 3 7 3 4 5 7 Display Shutter emi P RSEN 3 7 3 4 3 8 DEVICE FR QS SEES ER Dei Ds De Reg Dur 3 7 3 4 5 9 X Ray Image 435i b EUR ER dete E Prset eres 3 8 3 4 5 10 X Ray Acquisition 3 8 3 4 5 11 X Ray 1 3 10 3 4 5 12 Positioner 3 10 3 4 2 13 X Ray table ete LSE
90. ur spatial filter strength 0019 xx17 Zoom factor X zoom Y zoom Adx focus 0019 xx1B DOTS Side mark 0019 xx1D Percentage landscape 0019 xx1E Adx exposure duration 0019 xx1F TP address Table vertical position 0019 xx21 Table longitudinal position 0019 xx22 Table lateral position __ lt Private Creator ANNOT 01 70nn 00xx lext annotation 70nn xx04 to be defined by person who implements 15 15 15 DS CS IS IS DS SH IS 15 GE Medical Systems Advantx DLX Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 Attribute Name Data Element Tag Value Private Creator PATIENT 01 0011 00xx DLX PATNT 01 Private Creator SERIE 01 0019 00xx DLX SERIE 01 Private Creator 01 Onn O0xx DLX ANNOT 01 Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 Blank page Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 SECTION 4 SECONDARY CAPTURE IMPLEMENTATION 4 0 INTRODUCTION This section specifies the use of the DICOM v3 0 Secondary Capture Image IOD to represent the information included in Secondary Capture images produced by this implementation Corresponding attributes are conveyed using the module construct 4 1 SC IMAGE IOD IMPLEMENTATION This section defines the implementation of SC image information object It refers to the DICOM V3 0 Standard P
91. xample only one DIMSE Service is coupled with the MR Image IOD However other examples may include multiple DIMSE Services coupled with one IOD The MR Storage Service Class is one of the SOP Classes specified by the DICOM Storage Service Class Each must understand which role it wishes to play for the MR Storage SOP Class The MR Scanner which is sending the image will act as the Storage Service Class User SCU The Workstation which is receiving the image will act as the Storage Service Class Provider SCP To establish an Association between the two devices so the image may be sent both AE s must understand the negotiation process Two of the key parameters which will be negotiated during Association Establishment are the Abstract Syntax and Transfer Syntax The Abstract Syntax identifies the SOP Class In this example the Abstract Syntax is the MR Storage SOP Class 1 6 the MR Image IOD and the C STORE DIMSE Service The Transfer Syntax identifies the type of pixel data encoding which will be used to send this image e g compressed or uncompressed pixel data In this example the MR Scanner may initiate the Association by proposing several Abstract and Transfer Syntaxes The responding Workstation will identify the Syntaxes it can support in its response to the MR Scanner 3 3 6 1 Communication Scenario Now lets go through the order that the steps occur in the actual transmission of the image The MR Scanner first initiate
92. xx DLX LKUP 01 4 Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 Blank page Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 SECTION 5 BASIC WORKLIST MANAGEMENT IMPLEMENTATION 5 0 INTRODUCTION This section specifies the use of the Basic Worklist Management Information Objects to transfer the Worklist from the Information System to the Application Entity where the task is performed 5 1 WORKLIST INFORMATION MODEL IMPLEMENTATION This section defines the implementation of the Basic Worklist Information Object It refers to the DICOM V3 0 Standard Basic Worklist Management Supplement 10 August 11 1995 to Part 3 Information Object definition 5 2 WORKLIST INFORMATION MODEL ENTITY RELATIONSHIP DIAGRAM ILLUSTRATION 5 1 Scheduled Procedure Step Contained in Requested Procedure Requested for Imaging Service Request done for Visit Facility Episode made for by rl Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 The Entity Relationship diagram for the Basic Worklist Management interoperability schema is shown in Illustration 5 1 In this figure the following diagrammatic convention is established to represent the information organization e each entity is represented by the gray rectangular box e eac
93. y lines connect ing the corresponding entity boxes to the relationsip boxes The relationships are fully defined with the maximum number of possible entities in the relationship shown Entities Description Refer to DICOM Standard Supplement 4 Oct 21 1995 to Part 3 Information Object Definitions for a descripion of the entities contained within this Information object DLX Mapping of DICOM entities DICOM entities map to the DLX entities in respect to the following Series Entity no match there is a one to one relationship between DICOM Study and Series Multiframe Image Entity Sequence Entity XA IMAGE IOD MODULE TABLE Within an entity of the DICOM v3 0 XRAY Angio Image Information Object Definition attributes are grouped into related set of attributes A set of related attributes is termed a module A module acilitates the understanding of the semantics concerning the attributes and how the attributes are related with each other A module grouping does not infer any encoding of information into datasets Table 2 identifies the defined modules within the entities which comprise the DICOM v3 0 XRAY Angio Image Information object Definition Modules are identified by Module Name See DICOM v3 0 Part 3 for a complete definition of the entities modules and attributes 3 2 Advantx DLX GE Medical Systems Dicom V3 0 ID NET V3 0 REV 6 Dicom Conformance Statement 2142506 100 Table 2 XRAY Angiographic Image Information O

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