Advanced Radiotherapy
|
|
- Nickolas Lucas
- 6 years ago
- Views:
Transcription
1 Advanced Radiotherapy IBA Concept for IMRT Verification Dr. Lutz Müller 1
2 IMRT Verification BIS BIS ADAS Fluence Model Delivered fluence Target Volume Constraints Inverse Backprojection Fluence Map Leaf Sequencer Leaf & Gantry sequence Desired 3-d dose distribution Film Body Phantom WBIS Delivered 3-d dose distribution
3 Film Integrated IMRT concept Input from TPS DICOM RT RTOG Proprietary formats Solid Phantoms (Body, H&N) Absolute Dosimetry OmniPro Software Platform In Vivo with R&V link BIS-G D-Amorphous Silicon 3
4 OmniPro - IMRT 4
5 Solid-State Phantoms Body Phantom Head and neck Phantom Devices: Film Absolute Probes Applications: Interface to all common TPS Verification of plan MU verification 5
6 BIS-G System 6
7 Scintillator Incident Radiation Reflected Light 1-bit CCD Camera Mirror Digital output to frame grabber 7
8 Key features Fast and simple set-up: less than 5 minutes. Positioning on table or in gantry accessory holder. Minimum acquisition time: 10 msec per D image. Typical acquisition time: 500 msec per D image. Intensity resolution: 1 bit. Acquisition of D-images in a sequence. Spatial resolution 0.4 x 0.4 mm. Field size up to 400 x 400 mm. Acquisition and analysis integrated in OmniPro software platform. 8
9 Key applications On-line D dose distribution (leave movement) D Fluence measurements Verification of complex fields: MLC, dynamic wedge Linac start-up behaviour Fast daily QA of accelerators (symm.,flatness etc.) Leakage of MLC Light vs radiation field congruence Adjustment of LINAC (on-line 1D inplane+crossplane) 9
10 Fluence Verification - Step and-shoot Elekta 16 MV ADAC Pinnacle Step-and-shoot BIS Film ADAS EPID (Elekta i-view) Planar dose from pinnacle 1 0
11 Pyramide Pyramide: 10 square Fields (x,4x4,...0x0 cm 10 MU each Used for film calibration 1 1
12 IMRT field Prostate plan 5 fields 0 : 7 segments 1
13 Startup behaviour Dose Rate [arb. units] Startup Elekta 16MV Startup Behaviour Time [ms] 1 3
14 BIS vs. Film Signal (arb. units) crossline (cm) SumResc-BIS Film 1 4
15 A-Si Detector Build-up (removable) Backscatter (removable) Aluminum Graphite Polyimide a-si PC-board 1 5
16 Wedge profile ADAS vs. WP blue 1000 Dose [arb. units] % Position [cm] 1 6
17 BIS vs. ADAS Signal (arb. units) crossline (cm) BIS ADAS 1 7
18 BIS vs. Pinnacle planar dose Signal (arb. units) crossline (cm) Plan BIS 1 8
19 We discovered a delivery error! What is that??? planned BIS Direct integral corrected 1 9
20 Measurements at Ulm Univ. Hospital Dynamic delivery Short delivery times (max. ca. 1 min) Moderate dose rate (300 MU/min) plans: 5-field prostate, field mamma Complete movies taken Fixed at accessory holder 300ms integration time 1 GB RAM 0
21 BIS vs. Cadplan 1
22 Fluence reconstruction more complex n m Φ x, y = β( x, y) S( x x', y y') T ( x x', y y') dx' dy' Open field w/o penumbra Double-Gaussian Kernel (from penumbra) L.Ma, P.Geis, A.L.Boyer, Med Phys 4(8), 1997 Transmission through MLC 1 or 0
23 I( x 0, Double-Gaussian Kernel: y 0 Fit of penumbra region ( x x0) ( y y0) ( x x0) ) I0( x, y) exp + ε exp x, y σ1 σ ( y y 0 ) rel. fluence square field 6cm position [cm] BIS kernel0.6-03/5 Fit to Penumbra region (square field): σ 1 =0.6mm σ =3 mm ε=0.3 3
24 Double-Gaussian Kernel BIS measured Cadplan / double gaussian kernel 4
25 Gamma Index Cadplan raw fluence Double Gaussian Kernel x = 3mm, D = 3%
26 MLC QA - Garden Fence MLC pairs form a narow slot moving across the field, stopping and reaccelerationg at predefined positions 6
27 MLC QA Pickett Fence Regular Pattern Error introduced 1.0 mm 0.9 mm 0.8 mm 0.7 mm 0.6 mm 0.5 mm 0.4 mm 0.3 mm 0. mm 0.1 mm 7
28 MLC QA Garden Fence 1.0 mm 0.9 mm 0.8 mm 0.7 mm 0.6 mm 0.5 mm 0.4 mm 0.3 mm 0. mm 0.1 mm 1.0 mm 0.5 mm 8
29 Gap Error Reihe1 Linear (Reihe1)
30 MLC QA Garden Fence 90 Gantry Orientation vs. 70 Gantry Orientation 3 0
31 Graphic railway schedule 3 1
32 Railroad diagram railroad diagram leaf position (mm) left leaf right leaf left leaf (error) right leaf (error) frame number 3
33 MLC QA - Leaf Speed Test Leaf pairs form gaps moving with different speed 3 3
34 MLC QA Leaf Speed test Delivery with beam interrupts 90 Gantry Orientation vs. 70 Gantry Orientation 3 4
35 Edge filter-fast fourier transform 3 5
36 Constant-fraction approach Original field -shifted, attenuated field Zero crossing 3 6
37 Right edge positions 3 7
38 3 8
Qalitätssicherung an Multileafkollimatoren. Dr. Lutz Müller Würzburg jan 2004
Qalitätssicherung an Multileafkollimatoren Dr. Lutz Müller Würzburg jan 2004 IMRT Verification - present Target Volume Constraints Inverse Planning Algorithm Fluence Map Leaf Sequencer Leaf & Gantry sequence
More informationVolumetric Modulated Arc Therapy - Clinical Implementation. Outline. Acknowledgement. History of VMAT. IMAT Basics of IMAT
Volumetric Modulated Arc Therapy - Clinical Implementation Daliang Cao, PhD, DABR Swedish Cancer Institute, Seattle, WA Acknowledgement David M. Shepard, Ph.D. Muhammad K. N. Afghan, Ph.D. Fan Chen, Ph.D.
More informationDynalog data tool for IMRT plan verification
Dynalog data tool for IMRT plan verification Poster No.: R-0051 Congress: 2014 CSM Type: Scientific Exhibit Authors: V. Sashin; FOOTSCRAY/AU Keywords: Computer applications, Radiation physics, Experimental,
More information8/2/2017. PerFRACTION from Sun Nuclear Automated Transit Dosimetry for In-Vivo QA
PerFRACTION from Sun Nuclear Automated Transit Dosimetry for In-Vivo QA Jennifer R. Clark, M.S., DABR Conflict of Interest Statement: I am an employee of Sun Nuclear Corporation Outline: Platform overview
More informationIMRT and VMAT Patient Specific QA Using 2D and 3D Detector Arrays
IMRT and VMAT Patient Specific QA Using 2D and 3D Detector Arrays Sotiri Stathakis Outline Why IMRT/VMAT QA AAPM TG218 UPDATE Tolerance Limits and Methodologies for IMRT Verification QA Common sources
More information3DVH : SUN NUCLEAR On The Accuracy Of The corporation Planned Dose Perturbation Algorithm Your Most Valuable QA and Dosimetry Tools *Patent Pending
3DVH : On The Accuracy Of The Planned Dose Perturbation Algorithm SUN NUCLEAR corporation Your Most Valuable QA and Dosimetry Tools *Patent Pending introduction State-of-the-art IMRT QA of static gantry
More informationDisclosure. Outline. Acknowledgments. Ping Xia, Ph.D., Page 1. LINAC and MLC QA for IMRT. Received research support from Siemens Medical Solutions
LINAC and MLC QA for IMRT Ping Xia, Ph.D., Department of Radiation Oncology Disclosure Received research support from Siemens Medical Solutions University of California San Francisco Therapy Series (SAM)
More informationRaising the Bar in IMRT QA
MapCHECK 2TM Raising the Bar in IMRT QA The leader in quick and precise measurement of modulated radiotherapy beams Benefits Proven solution for film-less rotational delivery and IMRT QA - More than 1500
More informationAcknowledgments. Ping Xia, Ph.D., UCSF. Pam Akazawa, CMD, UCSF. Cynthia Chuang, Ph.D., UCSF
Page 1 Quality Assurance of IMRT Delivery Systems - Siemens Lynn J. Verhey, Ph.D. Professor and Vice-Chair UCSF Dept. of Radiation Oncology AAPM 22 Annual Meeting, Montreal Acknowledgments Ping Xia, Ph.D.,
More informationComputational modelling and analysis: IOP Medical Physics Group
Computational modelling and analysis: IOP Medical Physics Group Using Bespoke Matlab Software for the Collection and Processing of Dynalog Files from the Varian Millennium 120 MLC system following delivery
More informationReal-time monitoring of linac performance using RT plans and logfiles
Real-time monitoring of linac performance using RT plans and logfiles NCCAAPM Wisconsin Dells 7 April 2017 Mark Wiesmeyer, PhD, DABR Technical Product Manager Technical talk with insights and results based
More informationTomotherapy Physics. Machine Twinning and Quality Assurance. Emilie Soisson, MS
Tomotherapy Physics Machine Twinning and Quality Assurance Emilie Soisson, MS Tomotherapy at UW- Madison Treating for nearly 5 years Up to ~45 patients a day on 2 tomo units Units twinned to facilitate
More informationFacility Questionnaire PART I (General Information for 3DCRT and IMRT)
Facility Questionnaire PART I (General Information for 3DCRT and IMRT) The following items are required before you can enter cases on any RTOG protocol that requires data submission to the Image-Guided
More informationEvaluation of 3D Gamma index calculation implemented in two commercial dosimetry systems
University of Wollongong Research Online Faculty of Engineering and Information Sciences - Papers: Part A Faculty of Engineering and Information Sciences 2015 Evaluation of 3D Gamma index calculation implemented
More informationMapCHECK 2 & 3DVH. The Gold Standard for 2D Arrays
MapCHECK 2 & 3DVH The Gold Standard for 2D Arrays Your Most Valuable QA and Dosimetry Tools THE GOLD STANDARD FOR 2D ARRAYS The MapCHECK 2 is the world s most selected independent 2D measurement array.
More informationMapCHECK 2 & 3DVH The Gold Standard for 2D Arrays
MapCHECK 2 & 3DVH The Gold Standard for 2D Arrays Your Most Valuable QA and Dosimetry Tools THE GOLD STANDARD FOR 2D ARRAYS The MapCHECK 2 is the world s most selected independent 2D measurement array.
More informationUsing a research real-time control interface to go beyond dynamic MLC tracking
in partnership with Using a research real-time control interface to go beyond dynamic MLC tracking Dr. Simeon Nill Joint Department of Physics at The Institute of Cancer Research and the Royal Marsden
More informationFAST, precise. qa software
qa software FAST, precise Software for accurate and independent verification of monitor units, dose, and overall validity of standard, IMRT, rotational or brachytherapy plans no film, no phantoms, no linac
More informationTPS COMMISSIONING. Laurence Court University of Texas MD Anderson Cancer Center 4/3/2017 1
TPS COMMISSIONING Laurence Court University of Texas MD Anderson Cancer Center 4/3/2017 1 Conflicts of interest Court receives funding from NIH, CPIRT, Varian and Elekta 4/3/2017 2 Resources your first
More informationVerification of dynamic and segmental IMRT delivery by dynamic log file analysis
JOURNAL OF APPLIED CLINICAL MEDICAL PHYSICS, VOLUME 3, NUMBER 2, SPRING 2002 Verification of dynamic and segmental IMRT delivery by dynamic log file analysis Dale W. Litzenberg,* Jean M. Moran, and Benedick
More informationMachine and Physics Data Guide
WWW..COM Machine and Physics Data Guide STANDARD IMAGING, INC. 3120 Deming Way Middleton, WI 53562-1461 May / 2008 2008 Standard Imaging, Inc. TEL 800.261.4446 TEL 608.831.0025 FAX 608.831.2202 www.standardimaging.com
More informationQuick Reference Datasheet For All RIT113 Packages
Quick Reference Datasheet For All RIT113 Packages For Rotational Therapies, IMRT & TG142 Highlights and selected product information only. A complete TG142 brochure is available. For more information on
More informationDelta 4 PT. True Volumetric Pre-treatment Verification. The difference is clear
Delta 4 PT True Volumetric Pre-treatment Verification The difference is clear ScandiDos innovators in advanced volumetric dosimetry solutions ScandiDos ScandiDos is the innovative company that introduced
More informationCode of practice: Create a verification plan for OCTAVIUS Detector 729 in Philips Pinnacle³
Technical Note D655.208.03/00 Code of practice: Create a verification plan for OCTAVIUS Detector 729 in There are basically three ways to carry out verification of IMRT fluences. For all options, it is
More informationTHE WIRELESS PHANTOM PERFORM ACCURATE PATIENT QA IN LESS TIME THAN EVER!
THE WIRELESS PHANTOM PERFORM ACCURATE PATIENT QA IN LESS TIME THAN EVER! Confidence in complex treatments Modern radiation therapy uses complex plans with techniques such as IMRT, VMAT and Tomotherapy.
More information7/31/2011. Learning Objective. Video Positioning. 3D Surface Imaging by VisionRT
CLINICAL COMMISSIONING AND ACCEPTANCE TESTING OF A 3D SURFACE MATCHING SYSTEM Hania Al-Hallaq, Ph.D. Assistant Professor Radiation Oncology The University of Chicago Learning Objective Describe acceptance
More informationBasic Radiation Oncology Physics
Basic Radiation Oncology Physics T. Ganesh, Ph.D., DABR Chief Medical Physicist Fortis Memorial Research Institute Gurgaon Acknowledgment: I gratefully acknowledge the IAEA resources of teaching slides
More informationA method for deconvolution of integrated electronic portal images to obtain incident fluence for dose reconstruction
JOURNAL OF APPLIED CLINICAL MEDICAL PHYSICS, VOLUME 6, NUMBER 4, FALL 2005 A method for deconvolution of integrated electronic portal images to obtain incident fluence for dose reconstruction Wendel Dean
More informationThree-dimensional IMRT verification with a flat-panel EPID
Three-dimensional IMRT verification with a flat-panel EPID S. Steciw Department of Medical Physics, Cross Cancer Institute, 11560 University Avenue, Edmonton, Alberta T6G IZ2, Canada B. Warkentin Department
More informationInvestigation of tilted dose kernels for portal dose prediction in a-si electronic portal imagers
Investigation of tilted dose kernels for portal dose prediction in a-si electronic portal imagers Krista Chytyk MSc student Supervisor: Dr. Boyd McCurdy Introduction The objective of cancer radiotherapy
More informationIMSURE QA SOFTWARE FAST, PRECISE QA SOFTWARE
QA SOFTWARE FAST, PRECISE Software for accurate and independent verification of monitor units, dose, and overall validity of standard, IMRT, VMAT, SRS and brachytherapy plans no film, no phantoms, no linac
More informationVMAT for dummies: Concepts, Clinical Implementation and Treatment Planning. Rajat Kudchadker, Ph.D. Associate Professor
VMAT for dummies: Concepts, Clinical Implementation and Treatment Planning Rajat Kudchadker, Ph.D Associate Professor 2012 AAPM Spring Clinical Meeting Disclaimer I hold no financial interest nor have
More informationThe MSKCC Approach to IMRT. Outline
The MSKCC Approach to IMRT Spiridon V. Spirou, PhD Department of Medical Physics Memorial Sloan-Kettering Cancer Center New York, NY Outline Optimization Field splitting Delivery Independent verification
More informationMedical Dosimetry 37 (2012) Medical Dosimetry. journal homepage:
Medical Dosimetry 37 (2012) 53-60 Medical Dosimetry journal homepage: www.meddos.org Characterization of responses of 2d array seven29 detector and its combined use with octavius phantom for the patient-specific
More informationVersion 5.6. Quick Start Guide
WWW..COM Version 5.6 Quick Start Guide STANDARD IMAGING, INC. 3120 Deming Way Middleton, WI 53562-1461 Jul / 2018 2018 Standard Imaging, Inc. TEL 800.261.4446 TEL 608.831.0025 FAX 608.831.2202 DOC # 80714-05
More informationFollow this and additional works at:
The University of Toledo The University of Toledo Digital Repository Theses and Dissertations 2010 Implementation of the Dosimetry Check software package in computing 3D patient exit dose through generation
More informationA Geant4 based treatment plan verification tool: commissioning of the LINAC model and DICOM-RT interface
A Geant4 based treatment plan verification tool: commissioning of the LINAC model and DICOM-RT interface Iwan Cornelius, Chris Poole. Stephen Warwick, Christian Langton Discipline of Physics, Faculty of
More informationOn the clinically relevant detector resolution and error detection capability of COMPASS 3D plan verification
On the clinically relevant detector resolution and error detection capability of COMPASS 3D plan verification white paper Nick Narloch Application Specialist, IBA Dosimetry Introduction What is COMPASS?
More informationICARO Vienna April Implementing 3D conformal radiotherapy and IMRT in clinical practice: Recommendations of IAEA- TECDOC-1588
ICARO Vienna April 27-29 2009 Implementing 3D conformal radiotherapy and IMRT in clinical practice: Recommendations of IAEA- TECDOC-1588 M. Saiful Huq, Ph.D., Professor and Director, Dept. of Radiation
More information2D DOSE MEASUREMENT USING A FLAT PANEL EPID
2D DOSE MEASUREMENT USING A FLAT PANEL EPID by Seng Boh Lim B.A.Sc. (Hons.), University of British Columbia, 1994 M.A.Sc., University of British Colombia, 1996 M.Eng, University of British Columbia, 2002
More informationData. ModuLeaf Mini Multileaf Collimator Precision Beam Shaping for Advanced Radiotherapy
Data ModuLeaf Mini Multileaf Collimator Precision Beam Shaping for Advanced Radiotherapy ModuLeaf Mini Multileaf Collimator Precision Beam Shaping for Advanced Radiotherapy The ModuLeaf Mini Multileaf
More informationTEPZZ Z754_7A_T EP A1 (19) (11) EP A1 (12) EUROPEAN PATENT APPLICATION. (51) Int Cl.: A61N 5/10 ( )
(19) TEPZZ Z74_7A_T (11) EP 3 07 417 A1 (12) EUROPEAN PATENT APPLICATION (43) Date of publication: 0..16 Bulletin 16/ (1) Int Cl.: A61N / (06.01) (21) Application number: 16163147.8 (22) Date of filing:
More informationMegan A. Wood, M.S. Under the direction of Larry DeWerd, Ph.D. University of Wisconsin Medical Radiation Research Center (UWMRRC)
Megan A. Wood, M.S. Under the direction of Larry DeWerd, Ph.D. University of Wisconsin Medical Radiation Research Center (UWMRRC) NCCAAPM Spring Meeting May 3, 2013 Introduction FFF background Project
More informationModulation factors calculated with an EPID-derived MLC fluence model to streamline IMRT/VMAT second checks
JOURNAL OF APPLIED CLINICAL MEDICAL PHYSICS, VOLUME 14, NUMBER 6, 2013 Modulation factors calculated with an EPID-derived MLC fluence model to streamline IMRT/VMAT second checks Stephen Steciw, 1,2a Satyapal
More informationradiotherapy Andrew Godley, Ergun Ahunbay, Cheng Peng, and X. Allen Li NCAAPM Spring Meeting 2010 Madison, WI
GPU-Accelerated autosegmentation for adaptive radiotherapy Andrew Godley, Ergun Ahunbay, Cheng Peng, and X. Allen Li agodley@mcw.edu NCAAPM Spring Meeting 2010 Madison, WI Overview Motivation Adaptive
More informationPyCMSXiO: an external interface to script treatment plans for the Elekta CMS XiO treatment planning system
Journal of Physics: Conference Series OPEN ACCESS PyCMSXiO: an external interface to script treatment plans for the Elekta CMS XiO treatment planning system To cite this article: Aitang Xing et al 2014
More informationPreface. Med. Phys. 35(9), , Mechanical QA. Radiation Survey Mechanical tests Light radiation Table, Collimator, Gantry Jaws.
AAPM-SAM-2012-Das (1) Beam Data Collection and Commissioning for Linear Accelerators: Technical Considerations and Recommendations Preface Indra J. Das, PhD, FAAPM, FACR, FASTRO Department of Radiation
More informationA comparative analysis for verification of IMRT and VMAT treatment plans using a 2-D and 3-D diode array
The University of Toledo The University of Toledo Digital Repository Theses and Dissertations 2014 A comparative analysis for verification of IMRT and VMAT treatment plans using a 2-D and 3-D diode array
More informationThe IORT Treatment Planning System. radiance. GMV, 2012 Property of GMV All rights reserved
The IORT Treatment Planning System radiance Property of GMV All rights reserved WHY RADIANCE? JUSTIFICATION Property of GMV All rights reserved ADVANTAGES OF IORT PRECISION: RT guided by direct vision.
More informationMR-guided radiotherapy: Vision, status and research at the UMC Utrecht. Dipl. Ing. Dr. Markus Glitzner
MR-guided radiotherapy: Vision, status and research at the UMC Utrecht Dipl. Ing. Dr. Markus Glitzner About myself Training Medizintechnik TU Graz PhD UMC Utrecht Clinical work Software implementation
More informationRadiation therapy plan checks in a paperless clinic
JOURNAL OF APPLIED CLINICAL MEDICAL PHYSICS, VOLUME 10, NUMBER 1, WINTER 2009 Radiation therapy plan checks in a paperless clinic R. Alfredo Siochi, (a) Edward C. Pennington, Timothy J. Waldron, John E.
More informationCommissioning and verification of the collapsed cone convolution superposition algorithm for SBRT delivery using flattening filter-free beams
JOURNAL OF APPLIED CLINICAL MEDICAL PHYSICS, VOLUME 15, NUMBER 2, 2014 Commissioning and verification of the collapsed cone convolution superposition algorithm for SBRT delivery using flattening filter-free
More informationSecondary 3D Dose QA Fully Automated using MOSAIQ's IQ Engine. MOSAIQ User Meeting May Antwerp
Secondary 3D Dose QA Fully Automated using MOSAIQ's IQ Engine MOSAIQ User Meeting May 31 2013 - Antwerp Contents Project goal and collaboration Secondary 3D Dose QA project justification Secondary 3D Dose
More informationTransitioning from pencil beam to Monte Carlo for electron dose calculations
Transitioning from pencil beam to Monte Carlo for electron dose calculations Jessie Huang-Vredevoogd (jyhuang4@wisc.edu) University of Wisconsin NCC AAPM October 12, 2019 1 Topics to cover Background RayStation
More informationImpact of Multileaf Collimator Configuration Parameters on the Dosimetric Accuracy of 6-Mv Intensity-Modulated Radiation Therapy Treatment Plans
Louisiana State University LSU Digital Commons LSU Master's Theses Graduate School 2015 Impact of Multileaf Collimator Configuration Parameters on the Dosimetric Accuracy of 6-Mv Intensity-Modulated Radiation
More informationAssesing multileaf collimator effect on the build-up region using Monte Carlo method
Pol J Med Phys Eng. 2008;14(3):163-182. PL ISSN 1425-4689 doi: 10.2478/v10013-008-0014-0 website: http://www.pjmpe.waw.pl M. Zarza Moreno 1, 2, N. Teixeira 3, 4, A. P. Jesus 1, 2, G. Mora 1 Assesing multileaf
More informationVerification measurements of an emc algorithm using a 2D ion chamber array
JOURNAL OF APPLIED CLINICAL MEDICAL PHYSICS, VOLUME 17, NUMBER 5, 2016 Verification measurements of an emc algorithm using a 2D ion chamber array Mark D. Wanklyn, 1a Ghirmay Kidane, 2 and Liz Crees 2 Medical
More informationAnalysis of Radiation Transport through Multileaf Collimators Using BEAMnrc Code
American Journal of Biomedical Engineering 216, 6(4): 124-131 DOI: 1.5923/j.ajbe.21664.3 Analysis of Radiation Transport through Multileaf Collimators Using BEAMnrc Code Ankit Kajaria 1,*, Neeraj Sharma
More informationEvaluation of fluence-based dose delivery incorporating the spatial variation of dosimetric leaf gap (DLG)
JOURNAL OF APPLIED CLINICAL MEDICAL PHYSICS, VOLUME 17, NUMBER 1, 2016 Evaluation of fluence-based dose delivery incorporating the spatial variation of dosimetric leaf gap (DLG) Lalith K. Kumaraswamy,
More informationUse of a commercial ion chamber detector array for the measurement of high spatial resolution photon beam profiles
Received: 17 January 2018 Revised: 27 August 2018 Accepted: 31 August 2018 DOI: 10.1002/acm2.12466 TECHNICAL NOTE Use of a commercial ion chamber detector array for the measurement of high spatial resolution
More informationA secondary monitor unit calculation algorithm using superposition of symmetric, open fields for IMRT plans
Louisiana State University LSU Digital Commons LSU Master's Theses Graduate School 2013 A secondary monitor unit calculation algorithm using superposition of symmetric, open fields for IMRT plans Adam
More informationA DOSIMETRIC MODEL FOR SMALL-FIELD ELECTRON RADIATION THERAPY A CREATIVE PROJECT (3 SEMESTER HOURS) SUBMITTED TO THE GRADUATE SCHOOL
A DOSIMETRIC MODEL FOR SMALL-FIELD ELECTRON RADIATION THERAPY A CREATIVE PROJECT (3 SEMESTER HOURS) SUBMITTED TO THE GRADUATE SCHOOL IN PARTIAL FULFILLMENT OF THE REQUIREMENTS FOR THE DEGREE MASTER OF
More informationMCNP4C3-BASED SIMULATION OF A MEDICAL LINEAR ACCELERATOR
Computational Medical Physics Working Group Workshop II, Sep 3 Oct 3, 7 University of Florida (UF), Gainesville, Florida USA on CD-ROM, American Nuclear Society, LaGrange Park, IL (7) MCNP4C3-BASED SIMULATION
More informationTomoTherapy Related Projects. An image guidance alternative on Tomo Low dose MVCT reconstruction Patient Quality Assurance using Sinogram
TomoTherapy Related Projects An image guidance alternative on Tomo Low dose MVCT reconstruction Patient Quality Assurance using Sinogram Development of A Novel Image Guidance Alternative for Patient Localization
More informationClinical implementation of photon beam flatness measurements to verify beam quality
JOURNAL OF APPLIED CLINICAL MEDICAL PHYSICS, VOLUME 16, NUMBER 6, 2015 Clinical implementation of photon beam flatness measurements to verify beam quality Simon Goodall, a Nicholas Harding, Jake Simpson,
More informationADVANCING CANCER TREATMENT
The RayPlan treatment planning system makes proven, innovative RayStation technology accessible to clinics that need a cost-effective and streamlined solution. Fast, efficient and straightforward to use,
More informationLUP. Lund University Publications. Institutional Repository of Lund University
LUP Lund University Publications Institutional Repository of Lund University This is an author produced version of a paper published in Medical Physics. This paper has been peer-reviewed but does not include
More informationMeasurement of depth-dose of linear accelerator and simulation by use of Geant4 computer code
reports of practical oncology and radiotherapy 1 5 (2 0 1 0) 64 68 available at www.sciencedirect.com journal homepage: http://www.rpor.eu/ Original article Measurement of depth-dose of linear accelerator
More informationVersion 3.7. User Manual
WWW..COM Version 3.7 User Manual STANDARD IMAGING, INC. 3120 Deming Way Middleton, WI 53562-1461 May / 2016 2016 Standard Imaging, Inc. TEL 800.261.4446 TEL 608.831.0025 FAX 608.831.2202 www.standardimaging.com
More informationState-of-the-Art IGRT
in partnership with State-of-the-Art IGRT Exploring the Potential of High-Precision Dose Delivery and Real-Time Knowledge of the Target Volume Location Antje-Christin Knopf IOP Medical Physics Group Scientific
More informationADVANCING CANCER TREATMENT
3 ADVANCING CANCER TREATMENT SUPPORTING CLINICS WORLDWIDE RaySearch is advancing cancer treatment through pioneering software. We believe software has un limited potential, and that it is now the driving
More informationGoals. Scope/exclusions. Outline: follow outline of MPPG (plus rationale & some implementation experiences)
AAPM MEDICAL PHYSICS PRACTICE GUIDELINE # : Commissioning and QA of Treatment Planning Dose Calculations: Megavoltage Photon and Electron Beams Jennifer Smilowitz (Chair), University of Wisconsin-Madison
More informationA method for determining multileaf collimator transmission and scatter for dynamic intensity modulated radiotherapy a
A method for determining multileaf collimator transmission and scatter for dynamic intensity modulated radiotherapy a Mark R. Arnfield, b) Jeffrey V. Siebers, Jong O. Kim, Qiuwen Wu, Paul J. Keall, and
More informationProton dose calculation algorithms and configuration data
Proton dose calculation algorithms and configuration data Barbara Schaffner PTCOG 46 Educational workshop in Wanjie, 20. May 2007 VARIAN Medical Systems Agenda Broad beam algorithms Concept of pencil beam
More information4 Measurement. and Analysis. 4.1 Overview and Underlying Principles 4-1
Measurement and Analysis.1 Overview and Underlying Principles.1.1 Introductory Remarks The physics and setup for film dosimetry have been described in the previous chapters. The measurement setup for IMRT
More information3DVH FAQs. What is PDP questions
3DVH FAQs What is PDP questions 1. Explain the PDP in layman terms. How does PDP work? a. Very simply, PDP uses measured diode data, and compares it to the expected treatment plan data. The differences
More informationDAILY LINAC QA BEAM QA
BEAM QA DAILY LINAC QA The QA BeamChecker Plus allows for fast, reliable, and uncomplicated daily QA of Varian, Elekta, Siemens, and Accuray Treatment Machines. The QA BeamChecker Plus is specifically
More information7/29/2017. Making Better IMRT Plans Using a New Direct Aperture Optimization Approach. Aim of Radiotherapy Research. Aim of Radiotherapy Research
Making Better IMRT Plans Using a New Direct Aperture Optimization Approach Dan Nguyen, Ph.D. Division of Medical Physics and Engineering Department of Radiation Oncology UT Southwestern AAPM Annual Meeting
More informationComparison of MLC error sensitivity of various commercial devices for VMAT pre-treatment quality assurance
Received: 21 July 2017 Revised: 4 December 2017 Accepted: 21 January 2018 DOI: 10.1002/acm2.12288 RADIATION ONCOLOGY PHYSICS Comparison of MLC error sensitivity of various commercial devices for VMAT pre-treatment
More informationValidation of GEANT4 for Accurate Modeling of 111 In SPECT Acquisition
Validation of GEANT4 for Accurate Modeling of 111 In SPECT Acquisition Bernd Schweizer, Andreas Goedicke Philips Technology Research Laboratories, Aachen, Germany bernd.schweizer@philips.com Abstract.
More informationVerification of dose calculations with a clinical treatment planning system based on a point kernel dose engine
JOURNAL OF APPLIED CLINICAL MEDICAL PHYSICS, VOLUME 3, NUMBER 2, SPRING 2002 Verification of dose calculations with a clinical treatment planning system based on a point kernel dose engine Lars Weber*
More information1. Learn to incorporate QA for surface imaging
Hania Al-Hallaq, Ph.D. Assistant Professor Radiation Oncology The University of Chicago ***No disclosures*** 1. Learn to incorporate QA for surface imaging into current QA procedures for IGRT. 2. Understand
More information2018/7/31. Automation and Artificial Intelligence for Precision Radiation Therapy QA. Bin Han Ph.D. July 31, 2018 AAPM Annual Meeting
Automation and Artificial Intelligence for Precision Radiation Therapy QA Bin Han Ph.D. July 31, 2018 AAPM Annual Meeting Department of Radiation Oncology School of Medicine Disclosure I have no conflicts
More informationIntensity-modulated radiation therapy dose maps: the matchline effect
University of Wollongong Research Online University of Wollongong Thesis Collection 1954-2016 University of Wollongong Thesis Collections 2006 Intensity-modulated radiation therapy dose maps: the matchline
More information8/4/2016. Emerging Linac based SRS/SBRT Technologies with Modulated Arc Delivery. Disclosure. Introduction: Treatment delivery techniques
Emerging Linac based SRS/SBRT Technologies with Modulated Arc Delivery Lei Ren, Ph.D. Duke University Medical Center 2016 AAPM 58 th annual meeting, Educational Course, Therapy Track Disclosure I have
More informationThe use of an on-board MV imager for plan verification of intensity modulated radiation therapy and volumetrically modulated arc therapy
The University of Toledo The University of Toledo Digital Repository Theses and Dissertations 2013 The use of an on-board MV imager for plan verification of intensity modulated radiation therapy and volumetrically
More informationTable of Contents. About AQUA
User Manual About AQUA Table of Contents 1 About AQUA... 6 1.1 Radiation Therapy... 6 1.1.1 Workflow manager... 6 1.1.2 Reports... 7 1.1.3 Tests... 7 1.1.4 Many Ways to Work... 7 1.2 Technology... 7 1.3
More informationTumor motion during liver SBRT
Tumor motion during liver SBRT - projects at Aarhus University Hospital - Per Poulsen, Esben Worm, Walther Fledelius, Morten Høyer Aarhus University Hospital, Denmark SBRT: Stereotactic Body Radiation
More informationNEW METHOD OF COLLECTING OUTPUT FACTORS FOR COMMISSIONING LINEAR ACCELERATORS WITH SPECIAL EMPHASIS
NEW METHOD OF COLLECTING OUTPUT FACTORS FOR COMMISSIONING LINEAR ACCELERATORS WITH SPECIAL EMPHASIS ON SMALL FIELDS AND INTENSITY MODULATED RADIATION THERAPY by Cindy D. Smith A Thesis Submitted to the
More informationCalibration and quality assurance for rounded leaf-end MLC systems
Calibration and quality assurance for rounded leaf-end MLC systems Maria N. Graves, a) Antoinette V. Thompson, b) Mary K. Martel, Daniel L. McShan, and Benedick A. Fraass Department of Radiation Oncology,
More information87.55.K-, Gh, km, Ca. Agility, analytic model, Elekta, Monaco, Monte Carlo, virtual source
Received: 14 May 2018 Revised: 21 September 2018 Accepted: 27 September 2018 DOI: 10.1002/acm2.12485 RADIATION ONCOLOGY PHYSICS Monte Carlo and analytic modeling of an Elekta Infinity linac with Agility
More informationM.Sc. Thesis - E. Nichita; McMaster University Medical Physics and Applied Radiation Sciences IMRT DOSE VERIFICATION WITH ELECTRONIC PORTAL IMAGERS
IMRT DOSE VERIFICATION WITH ELECTRONIC PORTAL IMAGERS A STUDY OF IMRT PRE-TREATMENT DOSE VERIFICATION USING A-SI ELECTRONIC PORTAL IMAGING DEVICES By ELEODOR NICHITA, B.SC., M.SC., PH.D. A Thesis Submitted
More informationNew Technology in Radiation Oncology. James E. Gaiser, Ph.D. DABR Physics and Computer Planning Charlotte, NC
New Technology in Radiation Oncology James E. Gaiser, Ph.D. DABR Physics and Computer Planning Charlotte, NC Technology s s everywhere From the imaging chain To the planning system To the linac To QA..it..it
More informationDosimetric impact of the 160 MLC on head and neck IMRT treatments
JOURNAL OF APPLIED CLINICAL MEDICAL PHYSICS, VOLUME 15, NUMBER 6, 2014 Dosimetric impact of the 160 MLC on head and neck IMRT treatments Prema Rassiah-Szegedi, a Martin Szegedi, Vikren Sarkar, Seth Streitmatter,
More informationAn investigation into the use of MMCTP to tune accelerator source parameters and testing its clinical application
JOURNAL OF APPLIED CLINICAL MEDICAL PHYSICS, VOLUME 14, NUMBER 2, 2013 An investigation into the use of MMCTP to tune accelerator source parameters and testing its clinical application Elaine Conneely,
More information8/3/2016. Image Guidance Technologies. Introduction. Outline
8/3/26 Session: Image Guidance Technologies and Management Strategies Image Guidance Technologies Jenghwa Chang, Ph.D.,2 Department of Radiation Medicine, Northwell Health 2 Hofstra Northwell School of
More informationComparison of 3D and 2D gamma passing rate criteria for detection sensitivity to IMRT delivery errors
Received: 13 February 2018 Revised: 7 May 2018 Accepted: 24 May 2018 DOI: 10.1002/acm2.12389 RADIATION ONCOLOGY PHYSICS Comparison of 3D and 2D gamma passing rate criteria for detection sensitivity to
More informationSimple quality assurance method of dynamic tumor tracking with the gimbaled linac system using a light field
JOURNAL OF APPLIED CLINICAL MEDICAL PHYSICS, VOLUME 17, NUMBER 5, 2016 Simple quality assurance method of dynamic tumor tracking with the gimbaled linac system using a light field Hideharu Miura, 1a Shuichi
More informationTOMOHD. Product Specifications
TOMOHD Treatment System Product Specifications 1. Complete Treatment System Dimensions Height Width Length Weight 8 ft., 3.25 in. (252.1 cm) 9 ft., 2.50 in. (280.6 cm) 15 ft., 2.25 in. (463.0 cm) 10,000
More informationViewRay System Commissioning
ViewRay System Commissioning Kyle R. Padgett, PhD, DABR Assistant Professor University of Miami Viewray Team: Matt Studenski, PhD Chet Ford, PhD Yidong Yang, PhD Nesrin Dogan, PhD Medical Physics Residents:
More information