GATE a GEANT4-based simulation toolkit for medical physics applications - IN2P3

 
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GATE a GEANT4-based simulation toolkit for medical physics applications - IN2P3
GATE
    Simulation of Preclinical andClinical Scans in Emission Tomography, Transmission Tomography and Radiation Therapy

FCPPL Workshop – Marseille, May 2018
                                           GATE
  a GEANT4-based simulation toolkit
    for medical physics applications
      supported by Uwe Pietrzyk, spokesperson of the
                 OpenGATE collaboration
GATE a GEANT4-based simulation toolkit for medical physics applications - IN2P3
What is GATE ?
               www.opengatecollaboration.org
§ GATE: Geant4 Application for Emission Tomography,
  Transmission Tomography, Radiotherapy and Optical Imaging

§ GATE is an Opensource software (GNU LGPL) dedicated to the
  simulation of imaging (SPECT, PET, CT, Optical) and
  radiotherapy, and based on the Geant4 toolbox

§ First release of GATE in May 2004
  22 releases since that date
  Currently GATE V8.1
§ Broad range of applications:
    - Detector design
    - Optimisation of acquisition and processing protocols
    - Assessment of quantification methods
    - Estimation of the system matrix used in tomographic
      reconstruction
    - Dosimetry, Radiation Therapy
    - …
GATE a GEANT4-based simulation toolkit for medical physics applications - IN2P3
GATE 2004-2014: a constantly-upgraded platform
                       Acceleration
                         (2009)                                                                                                                                                                                                               CT (2011)
                                                                                                                                                                                                                                                                                                                                          Optical imaging
                                                                                                                                                                                                                                                                                                                                              (2011)                                                                                                                                                                                                                                                         GPU (2014)
  Planar
  SPECT
PET (2004)                                                                                                              Dosimetry                                                                                Radiation therapy                                                                                                                                                                                                         EduGATE (2011)
                                                                                                                         (2011)                                                                                       (2011)                                                                                                                                                                                                                                                                                      full energy
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      peak
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  (1600 keV)                                                      G4 DNA processes
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      (2014)
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          Double                          Single
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        escape peak                    escape peak

                                                                                                                                                                                                                                                                                                                                                                                                                                                                      EduGATE - 2014 - U Pietrzyk / M Gaens - INM – FZ-Juelich / University of Wuppertal - Germany   Slide 17

                                                                                                                                                                                                                                                         19 releases
2004                                                                                                                                                                                                                                                     2011                                                                                                                                                                                   2014                                                                                                                                                                                                         2017
   1st                                                                                                                                                                                                                                                   GATE V6                                                                                                                                                                                           GATE V7                                                                                                                                                                                                    GATE V8
  GATE
                                                                                                                              IOP PUBLISHING                                                                           PHYSICS IN MEDICINE AND BIOLOGY    Journal of Biomedical Optics 19(2), 026004 (February 2014)                                                                                                                            TECHNISCHE MITTEILUNG
           INSTITUTE OF PHYSICS PUBLISHING                                              PHYSICS IN MEDICINE AND BIOLOGY       Phys. Med. Biol. 56 (2011) 881–901                                                 doi:10.1088/0031-9155/56/4/001
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                A review of the use and potential of the GATE Monte Carlo simulation code
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                for radiation therapy and dosimetry applications
           Phys. Med. Biol. 49 (2004) 4543–4561                                               PII: S0031-9155(04)80763-2
                                                                                                                                                                                                                                                          Extension of the GATE Monte-Carlo simulation                                                                                                                                                                                                                                                                                     David Sarruta)
                                                                                                                                                                                                                                                          package to model bioluminescence and fluorescence

  public
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           Université de Lyon, CREATIS; CNRS UMR5220; Inserm U1044; INSA-Lyon; Université Lyon 1;
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           Centre Léon Bérard, France

                                                                                                                              GATE V6: a major enhancement of the GATE
                                                                                                                                                                                                                                                          imaging                                                                                                                                                                                                                                                                                                                          Manuel Bardiès
           GATE: a simulation toolkit for PET and SPECT                                                                       simulation platform enabling modelling of CT and                                                                                                                                                                                                                                   EduGATE – basic examples for educative purpose using the                                                                                                                  Inserm, UMR1037 CRCT, F-31000 Toulouse, France and Université Toulouse III-Paul Sabatier,
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           UMR1037 CRCT, F-31000 Toulouse, France
                                                                                                                                                                                                                                                                              a                  b                     b                         a,
                                                                                                                                                                                                                                                          Vesna Cuplov, Iréne Buvat, Frédéric Pain, and Sébastien Jan *
                                                                                                                                                                                                                                                                                                                                                                                                                 GATE simulation platform

 release
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           Nicolas Boussion
                                                                                                                              radiotherapy
                                                                                                                                                                                                                                                          a
                                                                                                                                                                                                                                                          Service Hospitalier Frédéric Joliot, Commissariat à l’Energie Atomique, 91401 Orsay, France
                            S Jan1, G Santin2,24 , D Strul2,25 , S Staelens3, K Assié4, D Autret5,                                                                                                                                                       b
                                                                                                                                                                                                                                                          Laboratoire Imagerie et Modélisation en Neurobiologie et Cancérologie, UMR 8165 CNRS—Université Paris 7—Université Paris 11, France                                                                                                                                                                                              INSERM, UMR 1101, LaTIM, CHU Morvan, 29609 Brest, France
                            S Avner6, R Barbier7, M Bardiès5, P M Bloomfield8, D Brasse6,                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 Nicolas Freud
                                                                                                                                                                                                                                                                                                                                                                                                                 Uwe Pietrzyk 1,2,∗, Abdelhamid Zakhnini 2,3, Markus Axer 1,2, Sophie Sauerzapf 2,4, Didier Benoit 5, Michaela Gaens 1
                            V Breton9, P Bruyndonckx 10, I Buvat4, A F Chatziioannou11, Y Choi12,                                                                                                                                                                       Abstract. The Geant4 Application for Emission Tomography (GATE) is an advanced open-source software                                                                                                                                                                                                                Université de Lyon, CREATIS, CNRS UMR5220, Inserm U1044, INSA-Lyon, Université Lyon 1,
                            Y H Chung12, C Comtat1, D Donnarieix 9,13, L Ferrer5, S J Glick14,                                                  S Jan1 , D Benoit2 , E Becheva1 , T Carlier3,4 , F Cassol5 , P Descourt6 ,                                              dedicated to Monte-Carlo (MC) simulations in medical imaging involving photon transportation (Positron emis-                             1
                                                                                                                                                                                                                                                                                                                                                                                                                   Institute of Neurosciences and Medicine (INM), Research Center Juelich, Germany                                                                                         Centre Léon Bérard, 69008 Lyon, France
                            C J Groiselle14, D Guez15, P-F Honore15, S Kerhoas-Cavata15,                                                        T Frisson7 , L Grevillot7 , L Guigues7 , L Maigne8 , C Morel5 , Y Perrot8 ,                                             sion tomography, single photon emission computed tomography, computed tomography) and in particle therapy.                               2
                                                                                                                                                                                                                                                                                                                                                                                                                   Department of Mathematics and Natural Sciences, University of Wuppertal, Germany                                                                                        Sébastien Jan
                                                                                                                                                                                                                                                                        In this work, we extend the GATE to support simulations of optical imaging, such as bioluminescence or fluo-
                                                                                                                                                N Rehfeld2 , D Sarrut7 , D R Schaart9 , S Stute2 , U Pietrzyk10 , D Visvikis6 ,
                                                                                                                                                                                                                                                                                                                                                                                                                 3
                                                                                                                                                                                                                                                                                                                                                                                                                   HZDR - Resource Ecology, Research Site Leipzig, Germany
                            A S Kirov16, V Kohli11, M Koole3, M Krieguer10, D J van der Laan17,                                                                                                                                                                         rescence imaging, and validate it against the MC for multilayered media standard simulation tool for biomedical                          4
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           CEA/DSV/I2BM/SHFJ, Orsay 91401, France
                                                                                                                                                                                                                                                                                                                                                                                                                   Department of Nuclear Medicine, University Hospital Freiburg, Freiburg, Germany
                            F Lamare18, G Largeron7, C Lartizien19, D Lazaro9, M C Maas17,                                                      N Zahra7 and I Buvat2                                                                                                   optics in simple geometries. A full simulation set-up for molecular optical imaging (bioluminescence and fluo-                           5                                                                                                                                                                         Jean-Michel Létang
                                                                                                                                                                                                                                                                                                                                                                                                                   Imagerie et Modélisation en Neurobiologie et Cancérologie (IMNC), Orsay, France
                            L Maigne9, F Mayet20, F Melot20, C Merheb15, E Pennacchio7, J Perez21,                                                                                                                                                                      rescence) is implemented in GATE, and images of the light distribution emitted from a phantom demonstrate                                                                                                                                                                                                          Université de Lyon, CREATIS, CNRS UMR5220, Inserm U1044, INSA-Lyon, Université Lyon 1,
                                                                                                                                                1 DSV/I2BM/SHFJ, Commissariat à l’Energie Atomique, Orsay, France                                                      the relevance of using GATE for optical imaging simulations. © 2014 Society of Photo-Optical Instrumentation Engineers (SPIE)                                                                                                                                                                                      Centre Léon Bérard, 69008 Lyon, France
                            U Pietrzyk21, F R Rannou11,22, M Rey2, D R Schaart17, C R Schmidtlein16,                                            2 IMNC–UMR 8165 CNRS–Paris 7 and Paris 11 Universities, 15 rue Georges Clémenceau,                                     [DOI: 10.1117/1.JBO.19.2.026004]
                                                                                                                                                                                                                                                                                                                                                                                                                 Received 3 April 2012; accepted 30 July 2012

                            L Simon2,26 , T Y Song12, J-M Vieira2, D Visvikis18, R Van de Walle3,                                               91406 Orsay Cedex, France                                                                                                                                                                                                                                                                                                                                                                                                                  George Loudos
                                                                                                                                                                                                                                                                        Keywords: Monte-Carlo; simulation; bioluminescence; fluorescence.                                                                                                                                                                                                                                                  Department of Medical Instruments Technology, Technological Educational Institute of Athens,
                            E Wieërs10,23 and C Morel2                                                                                         3 INSERM U892–Cancer Research Center, University of Nantes, Nantes, France
                                                                                                                                                4 Nuclear Medicine Department, University Hospital of Nantes, Nantes, France                                            Paper 130749R received Oct. 16, 2013; revised manuscript received Jan. 5, 2014; accepted for publication Jan. 7, 2014; published             Abstract                                                                       EduGATE – einfache lehrreiche Beispiele zum                                            Athens 12210, Greece
                                                                                                                                                                                                                                                                        online Feb. 12, 2014.
                            1 Service Hospitalier Frédéric Joliot (SHFJ), CEA, F-91401 Orsay, France                                          5 Centre de physique des particules de Marseille, CNRS-IN2P3 and Université de la                                                                                                                                                                                                                                                                  Zweck der Ausbildung basierend auf der                                                 Lydia Maigne
                            2 LPHE, Swiss Federal Institute of Technology (EPFL), CH-1015 Lausanne, Switzerland                                                                                                                                                                                                                                                                                                      EduGATE is a collection of basic examples to introduce
                            3
                                                                                                                                                Méditerranée, Aix-Marseille II, 163, avenue de Luminy, 13288 Marseille Cedex 09, France                                                                                                                                                                                                                                                           GATE Simulationsplattform                                                              UMR 6533 CNRS/IN2P3, Université Blaise Pascal, 63171 Aubière, France
                              ELIS, Ghent University, B-9000 Ghent, Belgium                                                                     6 INSERM, U650, Laboratoire du Traitement de l’Information Medicale (LaTIM), CHU Morvan,
                                                                                                                                                                                                                                                          1 Introduction                                                                 techniques from cell resolution microscopy to full field noninva-           students to the fundamental physical aspects of medical
                            4 INSERM U494, CHU Pitié-Salpêtrière, F-75634 Paris, France
                                                                                                                                                Brest, France                                                                                                                                                                            sive 3-D tomography.7 Preclinical imaging of bioluminescence                imaging devices. It is based on the GATE platform, which                                                                                                              Sara Marcatili and Thibault Mauxion
                            5 INSERM U601, CHU Nantes, F-44093 Nantes, France                                                                   7 Université de Lyon, CREATIS, CNRS UMR5220, Inserm U630, INSA-Lyon, Université Lyon                    Monte-Carlo (MC) simulations play an increasing role in                                                                                                    has received a wide acceptance in the field of simulating                      Zusammenfassung                                                                        Inserm, UMR1037 CRCT, F-31000 Toulouse, France and Université Toulouse III-Paul Sabatier,
                                                                                                                                                                                                                                                                                                                                         or fluorescence signals from tagged cancerous cells in mouse
                            6 Institut de Recherches Subatomiques, CNRS/IN2P3 et Université Louis Pasteur,
                                                                                                                                                1, Centre Léon Bérard, France                                                                           medical imaging techniques involving radiations [positron                                                                                                  medical imaging devices including SPECT, PET, CT and                                                                                                                  UMR1037 CRCT, F-31000 Toulouse, France
                                                                                                                                                                                                                                                                                                                                         models has become a reference technique for rapid screening
                            F-67037 Strasbourg, France                                                                                          8 Laboratoire de Physique Corpusculaire, 24 Avenue des Landais, 63177 Aubière Cedex, France              emission tomography (PET), single photon emission computed                                                                                                                                                                                EduGATE ist eine Sammlung einfacher basaler Beispiele
                            7 Institut de Physique Nucléaire de Lyon, CNRS/IN2P3 et Université Claude Bernard,                                                                                                                                                                                                                         of molecules with a potential therapeutic impact.8,9,10                     also applications in radiation therapy. GATE can be con-                                                                                                              Panagiotis Papadimitroulas
                                                                                                                                                9 Delft University of Technology, Radiation Detection & Medical Imaging, Mekelweg 15,                     tomography (SPECT), and computed tomography (CT)].                                                                                                                                                                                        für Studenten zur Einführung in die fundamentalen Aspekte
                                                                                                                                                                                                                                                                                                                                             The MC modeling in light transport simulations11 is used to             figured by commands, which are, for the sake of simplicity,                                                                                                           Department of Biomedical Engineering, Technological Educational Institute of Athens, 12210, Athens, Greece
                            F-69622 Villeurbanne, France                                                                                                                                                                                                  For these applications, simulations are used to help design                                                                                                                                                                               der bildgebenden Systeme in der Medizin. Sie baut auf der
                            8 PET Group, Centre for Addiction and Mental Health, Toronto, Ontario M5T 1R8, Canada                               2629 JB Delft, The Netherlands                                                                                                                                                           optimize imaging systems12 and data interpretation, to study the            listed in a collection of one or more macro files to set up
                                                                                                                                                10 Reseach Center Juelich, Institute of Neurosciences and Medicine and Department of Physics,             and assess new imaging devices, and to optimize the acquisi-                                                                                                                                                                              GATE-Plattform auf, die im Feld der Simulation bildgeben-                              Yann Perrot
                            9 Laboratoire de Physique Corpusculaire, CNRS/IN2P3, Université Blaise Pascal,                                                                                                                                                                                                                              optimal structural and optical properties of nanophosphors,13 or            phantoms, multiple types of sources, detection device, and
                                                                                                                                                University of Wuppertal, Germany                                                                          tion and data processing protocols. The Geant4 Application                                                                                                                                                                                der Systeme besonders SPECT, PET, CT, ebenso auch                                      UMR 6533 CNRS/IN2P3, Université Blaise Pascal, 63171 Aubière, France
                            Campus des Cézeaux, F-63177 Aubière, France                                                                                                                                                                                                                                                                to simultaneously image two distinct fluorophores with lifetime             acquisition parameters. The aim of the EduGATE is to use
                                                                                                                                                                                                                                                          for Emission Tomography (GATE)1,2 open-source simulation                       contrast.14 The MC software simulating the photon migration in                                                                                             Strahlentherapie eine weite Verbreitung gefunden hat.
                            10 Inter-University Institute for High Energies, Vrije Universiteit Brussel, B-1050 Brussel,
                                                                                                                                                                                                                                                          platform, based on the Geant4 toolkit,3,4 has been                                                                                                         all these helpful features of GATE to provide insights into                                                                                                           Uwe Pietrzyk
                            Belgium                                                                                                             E-mail: buvat@imnc.in2p3.fr                                                                                                                                                              complex 3-D shapes, such as the tetrahedron-based inhomo-                   the physics of medical imaging by means of a collection                        GATE wird gewöhnlich durch Kommandos gesteuert, die                                    Institut für Neurowissenschaften und Medizin, Forschungszentrum Jülich GmbH, 52425 Jülich,
                                                                                                                                                                                                                                                          developed since 2002 by the OpenGATE collaboration (www                        geneous MC optical simulator,15 the molecular optical simulation                                                                                           zur Vereinfachung in eine Reihe von Dateien (Makros)
                            11 Crump Institute for Molecular Imaging, University of California, Los Angeles,
                                                                                                                                                                                                                                                                                                                                                                                                                     of very basic and simple GATE macros in connection with                                                                                                               Germany and Fachbereich für Mathematik und Naturwissenschaften, Bergische Universität Wuppertal,
                                                                                                                                                                                                                                                          .opengatecollaboration.org) and is currently widely used by                    environment,16 the mesh-based MC,17 and the MC for multilay-                                                                                               zusammengefasst sind und Phantome, verschiedene Typen
                            CA 90095-1770, USA                                                                                                  Received 6 August 2010, in final form 29 November 2010                                                                                                                                                                                                               analysis programs based on ROOT, a framework for data                                                                                                                 42097 Wuppertal, Germany
                                                                                                                                                                                                                                                          the research community involved in SPECT and PET molecular                     ered media (MCML),18 have been thoroughly described before.
                            12 Department of Nuclear Medicine, Samsung Medical Center, Sungkyunkwan University School
                                                                                                                                                                                                                                                                                                                                                                                                                     processing. A graphical user interface to define a configu-                    an Quellen, Nachweisdetektor und Akquisitionsparameter
                                                                                                                                                Published 19 January 2011                                                                                 imaging. Moreover, recently, the rise of optogenetics has                      As complex geometries were obtained at the expense of heavy                                                                                                beschreiben. Das Ziel, EduGATE zu entwickeln, war, diese                               Charlotte Robert
                            of Medicine, Seoul 135-710, Korea                                                                                                                                                                                                                                                                                                                                                        ration is also included.
                            13 Département de Curiethérapie-Radiothérapie, Centre Jean Perrin, F-63000 Clermont-Ferrand,                     Online at stacks.iop.org/PMB/56/881                                                                       opened the possibility to address and trigger action potentials                calculations, in recent years extensive efforts were targeted at                                                                                                                                                                                  IMNC, UMR 8165 CNRS, Universités Paris 7 et Paris 11, Orsay 91406, France
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    vielfältigen, sehr nützlichen Eigenschaften zu nutzen, um
                                                                                                                                                                                                                                                          in specific cells with light.5 In these experimental paradigms,                increasing the computational efficiency through parallelization
                            France                                                                                                                                                                                                                                                                                                                                                                                                                                                                  mithilfe sehr einfacher GATE-Makros dem interessierten                                 Dennis R. Schaart
                            14 University of Massachusetts Medical School, Division of Nuclear Medicine, Worcester,                                                                                                                                       it is of a great interest to study the light path and fluence dis-             using clusters or graphics processing unit (GPU) calculators.19,20
                                                                                                                                                Abstract                                                                                                  tribution in tissues, as the penetration depth and deposited power                                                                                                                                                                        Nutzer Zugang zur Physik der medizinischen Bildgebung                                  Delft University of Technology, Faculty of Applied Sciences, Radiation Science and Technology Department,
                            MA 01655, USA                                                                                                                                                                                                                                                                                                Recently, the GAMOS MC application has been upgraded to                                                                                                                                                                                           Delft Mekelweg 15, 2629 JB Delft, The Netherlands
                                                                                                                                                GATE (Geant4 Application for Emission Tomography) is a Monte Carlo                                        per millimeter will determine the spatial extension of cell acti-                                                                                                                                                                         zu ermöglichen, verbunden mit einem Analyseprogramm
                            15 DAPNIA, CEA Saclay, F-91191 Gif-Sur-Yvette, France                                                                                                                                                                                                                                                        model the light transport due to Cerenkov effect.21 Yet, there
                                                                                                                                                simulation platform developed by the OpenGATE collaboration since 2001                                    vation. Yet, only coarse experimental measurements and simpli-                                                                                                                                                                            basierend auf ROOT, einem Softwarepaket für Datenana-                                  Dimitris Visvikis
                            16 Department of Medical Physics, Memorial Sloan-Kettering Cancer Center, New York,                                                                                                                                                                                                                          is currently no MC code offering the same flexibility for model-
                                                                                                                                                                                                                                                          fied two-dimensional (2-D) modeling are currently used in this                 ing a wide range of experimental set-up as GATE does for nuclear                                                                                           lyse. Eine graphische Benutzerschnittstelle zur Definition                             INSERM U1101, LaTIM, CHU Morvan, 29609 Brest, France
                            NY 10021, USA                                                                                                       and first publicly released in 2004. Dedicated to the modelling of planar                                                                                                                                                                                                                                                                           der gewünschten Konfiguration ist eingeschlossen.
                            17 Delft University of Technology, IRI, Radiation Technology, 2629 JB Delft,                                                                                                                                                  rapidly growing field.6 The MC simulations might be a great                    imaging applications. Given that optical imaging is a matter of
                            The Netherlands
                                                                                                                                                scintigraphy, single photon emission computed tomography (SPECT) and                                      asset in that context.                                                         photon transportation, we present here an extension of GATE
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           Irène Buvat
                                                                                                                                                positron emission tomography (PET) acquisitions, this platform is widely used                                                                                                                                                                                        Keywords: Monte Carlo Simulation, GATE, PET,                                   Schlüsselwörter: Monte-Carlo-Simulation, GATE, PET,                                    IMNC, UMR 8165 CNRS, Universités Paris 7 et Paris 11, 91406 Orsay, France and CEA/DSV/I2BM/SHFJ,
                            18 INSERM U650, Laboratoire de Traitement de l’Information Médicale (LATIM),                                                                                                                                                     In the last decade, optical imaging has become a major                     so that it can model optical imaging experiments, such as biolu-                                                                                                                                                                                  91400 Orsay, France
                            CHU Morvan, F-29609 Brest, France                                                                                   to assist PET and SPECT research. A recent extension of this platform, released                           modality in the preclinical setting, especially for screening can-             minescence or fluorescence imaging and validate it against the              SPECT, Education, Imaging                                                      SPECT, Bildgebung, Ausbildung
                            19 ANIMAGE-CERMEP, Université Claude Bernard Lyon 1, F-69003 Lyon, France
                                                                                                                                                by the OpenGATE collaboration as GATE V6, now also enables modelling of                                   cerous models in mice. Although the transition from bench to                   MCML simulation tool.                                                                                                                                                                                                                             (Received 16 September 2013; revised 24 March 2014; accepted for publication 30 March 2014;
                            20 Laboratoire de Physique Subatomique et de Cosmologie, CNRS/IN2P3 et Université
                                                                                                                                                                                                                                                          bedside is yet to be achieved in most cases, there is an increasing                The resulting extended version of GATE (GATE V6.2) there-                                                                                                                                                                                     published 12 May 2014)
                            Joseph Fourier, F-38026 Grenoble, France                                                                            x-ray computed tomography and radiation therapy experiments. This paper                                   interest for optical imaging of endogenous or exogenous probes.                fore offers an original platform for bioluminescence and fluo-
                                                                                                                                                presents an overview of the main additions and improvements implemented in                                These techniques are generally noninvasive, low cost and allow                 rescence imaging, including some unique features that are not                                                                                                                                                                                     In this paper, the authors’ review the applicability of the open-source GATE Monte Carlo simulation
                                                                                                                                                                                                                                                                                                                                         currently offered by other codes:                                                                                                                                                                                                                 platform based on the GEANT4 toolkit for radiation therapy and dosimetry applications. The
                                                                                                                                                GATE since the publication of the initial GATE paper (Jan et al 2004 Phys.                                for real time study of biological processes through three-dimes-
                                                                                                                                                                                                                                                          nional (3-D) images of the light distribution emitted from the                                                                                             ∗ Corresponding                                                                                                                                                       many applications of GATE for state-of-the-art radiotherapy simulations are described including
           24 Present address: ESA—European Space and Technology Centre, 2200 AG Noordwijk, The Netherlands.
                                                                                                                                                Med. Biol. 49 4543–61). This includes new models available in GATE                                                                                                                            • a user friendly implementation of material and surface
                                                                                                                                                                                                                                                                                                                                                                                                                                      author: Prof. Dr. Uwe Pietrzyk, Institute of Neuroscience and Medicine, Research Center Juelich, 52425, Jülich, Germany.
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           external beam radiotherapy, brachytherapy, intraoperative radiotherapy, hadrontherapy, molecular
                                                                                                                                                                                                                                                          surface of small animals or superficial areas in humans. Optical                                                                                            E-mail: u.pietrzyk@fz-juelich.de (U. Pietrzyk).
           25 Present address: CNRS-LESIA, Observatoire de Meudon, F-92190 Meudon, France.                                                      to simulate optical and hadronic processes, novelties in modelling tracer,                                imaging modalities encompass a rapidly growing range of                               properties using the extensible markup language (XML)                                                                                                                                                                                      radiotherapy, and in vivo dose monitoring. Investigations that have been performed using GEANT4
           26 Present address: Institut Curie, Service de Physique Médicale, F-75005 Paris, France.
                                                                                                                                                organ or detector motion, new options for speeding up GATE simulations,                                                                                                                                                                                                                                                                                                                                                                    only are also mentioned to illustrate the potential of GATE. The very practical feature of GATE
                                                                                                                                                examples illustrating the use of GATE V6 in radiotherapy applications and                                 *Address all correspondence to: Sébastien Jan, E-mail: sebastien.jan@cea.fr    0091-3286/2014/$25.00 © 2014 SPIE                                                                                                                                                                                                                 making it easy to model both a treatment and an imaging acquisition within the same framework
           0031-9155/04/194543+19$30.00 © 2004 IOP Publishing Ltd        Printed in the UK                            4543                                                                                                                                                                                                                                                                                       Z. Med. Phys. 23 (2013) 65–70
                                                                                                                                                                                                                                                                                                                                                                                                                 http://dx.doi.org/10.1016/j.zemedi.2012.07.005
                                                                                                                              0031-9155/11/040881+21$33.00   © 2011 Institute of Physics and Engineering in Medicine    Printed in the UK          881                                                                                                                                                                                                                                                                                                                          064301-1      Med. Phys. 41 (6), June 2014          0094-2405/2014/41(6)/064301/14/$30.00     © 2014 Am. Assoc. Phys. Med.   064301-1
                                                                                                                                                                                                                                                          Journal of Biomedical Optics                                             026004-1                                     February 2014   •   Vol. 19(2)   http://journals.elsevier.de/zemedi
GATE a GEANT4-based simulation toolkit for medical physics applications - IN2P3
Main technical features of GATE (1)

§ GATE is based on Geant4: http://www.geant4.org
§ GATE is written in C++
§ GATE is user-friendly as simulations can be designed and
  controlled using macros, without any C++ writing
§ GATE can simulate SPECT, PET, CT and optical scans and
  radiotherapy treatments
§ GATE is flexible enough to model almost any detector
  design, including prototypes
§ GATE explicitly models time, hence makes it possible to
  model detector motion, patient motion, radioactive decay,
  optical photon tracking, dead time, time of flight, tracer
  kinetics
§ GATE can handle analytical or voxelized phantoms
§ GATE can run on a cluster architecture and on a grid
GATE a GEANT4-based simulation toolkit for medical physics applications - IN2P3
Main technical features of GATE (2)

§ GATE can be freely downloaded, including sources

§ GATE can be run on many platforms (Linux, MAC OS,
  Windows)

§ Online documentation about GATE, including FAQ

§ Help about the use of GATE can be obtained through the
  gate-user mailing list (more than 1500 subscribers)

§ Many commercial or prototype systems have already been
  modeled using GATE and most models have been thoroughly
  validated (list available at the address:
  http://www.opengatecollaboration.org)

§ The GATE project is mostly based on volunteer
  participation and on the active contribution of GATE
  developers and users
GATE a GEANT4-based simulation toolkit for medical physics applications - IN2P3
The OpenGATE collaboration
§ 18 labs, sharing developments and validation studies regarding
  GATE, and working together to make these developments
  publicly available

          France                                    Europe
q   U892 Inserm, Nantes            q   Delft University of Technology, Delft, The Netherlands
q   LaTIM, U1101 Inserm, Brest     q   Forschungszentrum Juelich, Germany
q   IMNC, CNRS/IN2P3, Orsay        q   National Technical University of Athens, Greece
q   LPC, CNRS/IN2P3, Clermont-Fd   q   Medical University of Vienna, Austria
q   IPHC, CNRS/IN2P3, Strasbourg   q   MedAustron, Wiener Neustadt, Austria
q   CPPM, CNRS/IN2P3, Marseille    q   University of Gent, Belgium
q   CREATIS, CNRS, Lyon
q   SHFJ-CEA, Orsay
q   U1037 Inserm, Toulouse

                               Rest of the world
                         q Memorial Sloan-Kettering Cancer Center, New York, USA
                         q UC Davis, Davis, USA
                         qSogang University, Seoul, South Korea

    -> Need to foster collaborations with China
GATE a GEANT4-based simulation toolkit for medical physics applications - IN2P3
Research topics developed in IN2P3 labs

   IMNC (Imaging & Thermotherapy)                        IPHC (Dosimetry and radiation protection)
Distribution of light within monolithic              Dosimetry using scintillating fiber in radiology
scintillators (miniaturized                          Dosimetry for radiation protection in interventional
gamma camera)                                        radiology
                                                     Variance reduction technique for the calculation of
                                                     dose using neutrons (nTLE)
                                                     Nuclear activation of materials irradiated with high
Study of optimal parameters for                      energy X-rays
photostimulation                                     Dosimetry using CMOS detectors
                                                     in protontherapy

 LPC Clermont (Dosimetry & Radiobiology)                                 CPPM (Imaging)
Pre-clinical and clinical dosimetry for internal         Compton camera:
radiation therapy (new theranostic molecules)            Modelling of SiPM arrays
                                                         Performance study and
                                                         development of new
                                                         reconstruction algorithms
Evaluation of the biological dose in hadrontherapy
Radiobiology: evaluation of cell and DNA damage

                                                         µCT imaging:
                                                         Simulation of hybrid pixel detectors
GATE a GEANT4-based simulation toolkit for medical physics applications - IN2P3
Partnerships with chinese particle physics labs

u Foster research partnerships & enlarge the
  OpenGATE collaboration to Chinese labs
  „ GATE is now a powerful and recognized platform for medical
    physics applications, but it needs to be maintained and
    developed in the long term through research partnerships
    (PhD thesis)
GATE a GEANT4-based simulation toolkit for medical physics applications - IN2P3
Partnerships with chinese particle physics labs

u Foster research partnerships & enlarge the
  OpenGATE collaboration to Chinese labs
  „ GATE is now a powerful and recognized platform for medical
    physics applications, but it needs to be maintained and
    developed in the long term through research partnerships
    (PhD thesis)

u Foster education on simulation and
  modelling in medical physics through
  dedicated workshops and tutorials
   •   French students are trained to use GATE in medical physics
       Master programs in order to help their understanding of
       particle physics interactions and operation of medical
       devices
   •   The OpenGATE collaboration is willing to develop dedicated
       workshops to train Master students and open new
       collaborations sall around the world -> FCPPL could help in
       finding new partners
GATE a GEANT4-based simulation toolkit for medical physics applications - IN2P3
Contact & References

Ø Contact: Lydia Maigne, associate professor @ LPC Clermont-
  Ferrand, Lydia.Maigne@clermont.in2p3.fr

Ø References:
Ø GATE URL: http://www.opengatecollaboration.org
Ø GATE user mailing list:
  gate-users@lists.opengatecollaboration.org
Ø GATE documentation (wiki):
Ø To install GATE:
  http://www.opengatecollaboration.org/InstallingGATE
Ø To use GATE:
  http://www.opengatecollaboration.org/Documentation
Ø GATE publications:
 http://www.opengatecollaboration.org/Publications
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