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Keywords: Localization
MO-J430-CAMPUS-F2-1An Evaluation of Fiducial Marker Visibility for MR-Guided Radiotherapy in a 3D-Printed Anthropomorphic Multimodality Phantom
K Singhrao*, Y Gao , J Fu , M Guo , Y Yang , P Hu , A Kishan , C King , J Lewis , UCLA School of Medicine, Los Angeles, CA
MO-K-KDBRC-3Automated Detection of Vertebral Body Metastases for Fully-Automated Palliative Radiotherapy Using Transfer Learning
T Netherton*, C Cardenas , A Klopp , P Balter , C Chung , C Peterson , R Howell , L Court , The University of Texas MD Anderson Cancer Center, Houston, TX
SU-E-KDBRB1-3Comparison of the Localization Accuracy in Conventional and Ultra-Low Dose CT Fluoroscopy - A Simulation Study
M Wagner*, F Lee , L Hinshaw , P Laeseke , T Szczykutowicz , M Speidel , C Mistretta , University of Wisconsin, Madison, WI
SU-H300-GePD-F4-4Movement of Cs-131 Seeds in Absorbable Mesh in the Treatment of Head and Neck Cancer Recurrence
G Warrell1*, M Yao1 , C Zender1 , Z Xu1 , J Muenkel1 , D Albani1 , T Podder1,2 , (1) University Hospitals Cleveland Medical Center, Cleveland, Ohio, (2) Case Western Reserve University, Cleveland, Ohio
SU-H300-GePD-F5-1A Quantification of the Accuracy of Proton Radiography for Patient Alignment of Intracranial Targets
M Pankuch1*, E DeJongh2 , A Panchal3 , S Boyer4 , D Alexander5 , N Kamens6 , A Pruneau7 , M Weirich8 , D DeJongh9 , V Rykalin10 , G Coutrakon11 , C Sarosiek12 , N Karonis13 , C Ordonez14 , J Winans15 , K Duffin16 , R Schulte17 , J Welsh18 , W Hartsell19 , (1) Northwestern Medicine Chicago Proton Center, Warrenville, IL, (2) ProtonVDA, Naperville, IL, (3) Northwestern Medicine Chicago Proton Center, Warrenville, IL, (4) Northwestern Medicine Chicago Proton Center, Warrenville, IL, (5) Northwestern Medicine Chicago Proton Center, Warrenville, IL, (6) Northwestern Medicine Chicago Proton Center, Warrenville, IL, (7) Northwestern Medicine Chicago Proton Center, Warrenville, IL, (8) Northwestern Medicine Chicago Proton Center, Warrenville, IL, (9) ProtonVDA Inc, Naperville, IL, (10) ProtonVDA, Naperville, IL, (11) Northern Illinois University, Dekalb, IL, (12) Northern Illinois University, Dekalb, IL, (13) Northern Illinois University, Dekalb, IL, (14) Northern Illinois University, Dekalb, IL, (15) Northern Illinois University, Dekalb, IL, (16) Northern Illinois University, Dekalb, Illinois, (17) Loma Linda University, Loma Linda, CA, (18) ,,,(19) Northwestern Medicine Chicago Proton Center, Warrenville, IL
SU-I-GPD-T-29Dosimetric Impact of Source Migration and Decay Based On Radioisotope Type in Collagen Carrier Brain Brachytherapy Implants
D Pinnaduwage*, S Sorensen , E Youssef , S Srivastava , X Yan , S Jani , D Brachman , Barrow Neurological Institute, St. Joseph's Hospital and Medical Center, Phoenix, AZ
SU-I-GPD-T-337Accurate Real Time Localization Tracking in A Clinical Environment Using Bluetooth Low Energy and Deep Learning
Z Iqbal*, D Luo , P Henry , S Kazemifar , T Rozario , Y Yan , K Westover , W Lu , D Nguyen , T Long , J Wang , H Choy , S Jiang , Medical Artificial Intelligence and Automation Laboratory, Department of Radiation Oncology, University of Texas Southwestern Medical Center, Dallas, TX, USA 75390
SU-I-GPD-T-365Phantom and Patient Based Estimation of the Targeting Accuracy of a Robotic Radiosurgery System
E Pantelis1, 2*, A Moutsatsos1 , C Antypas1 , E Zoros2 , P Pantelakos1 , L Lekas1 , P Romanelli3 , K Zourari4 , C J Hourdakis4 , (1) Iatropolis Clinic, Athens, Attica, (2) National and Kapodistrian University of Athens, Athens, Attica, (3) CDI, Milano, Lombardy, (4) Greek Atomic Energy Commission (EEAE), Athens, Attica,
SU-I-GPD-T-379A Research On the Accuracy of Calypso 4D Electromagnetic Localization System
X Wang*, Z Dai , B Zhang , G Yang , F Li , C Cai , H Jin , Guangdong Provincial Hospital of Chinese Medicine, Guangzhou, Guangdong
SU-I-GPD-T-419On Possible Application of a Novel Bioabsorbable Implant for Accelerated Partial Breast Irradiation with CyberKnife
P Kosterin1*, C Ozhasoglu2 , S Jang3 , S Nagda4 , M Huq5 , (1) UPMC university of Pitsburgh Medical Center, Philadelphia, PA, (2) Shadyside Hospital, Pittsburgh, PA, (3) UPMC university of Pitsburgh Medical Center, Pittsburgh, PA, (4) Penn Radiation Oncology Pennsylvania Hospital, Philadelphia, Pennsylvania, (5) University of Pittsburgh Cancer Institute, Pittsburgh, PA
SU-K-205-1Convolutional Neural Network Fiducial Detection for Position Reconstruction Using a High-Efficiency Cadmium Tungstate Portal Imager
C Lindsay1*, W Ansbacher1 , I Gagne1 , J Star-Lack2 , M Bazalova-Carter3 , (1) British Columbia Cancer Agency - Vancouver Island Centre, Victoria, BC (2) Varian Medical Systems, Palo Alto, CA, (3) University of Victoria, Victoria, BC
SU-L-202-3Measuring Marker Motion and Tumor Position During Treatment with Coded-Aperture Compton Imaging
BL Jones*, BW Miller , C Altunbas , M Miften , University of Colorado School of Medicine, Aurora, CO
SU-L-DBRA-6Linac/MLC-Based SRS for Trigeminal Neuralgia: Risk of Isocenter Positioning Uncertainties
J Molloy , M Sanders , D Pokhrel*, University of Kentucky, Lexington, KY
TH-AB-KDBRA1-3A Novel Device to Retract Rectum During Radiotherapy Applications of Pelvic Tumors
P Bayati Malayeri , A Jahadakbar , D Elliottt , M Elahinia , E Parsai*, University of Toledo MIME Department and University of Toledo Health Sciences Campus, Toledo, OH
TH-CD-DBRA-2A Novel Six-Degrees-Of-Freedom (6DoF) Robotic Motion Phantom for Quality-Assurance (QA) to Test Advanced Radiotherapy Delivery Approaches
V Caillet1*, S Alnaghy2 , A Kyme3 , D Nguyen4 , R O'Brien5 , J Booth6 , P Keall7 , (1) ACRF Institute X, University Of Sydney, NSW, (2) ,,,(3) The Univeristy of Sydney, Sydney, NSW, (4) The University of Sydney, Eveleigh, NSW, (5) University of Sydney, Camperdown, NSW, (6) Royal North Shore Hospital, St Leonards, ,(7) University of Sydney, Camperdown, NSW
TH-CD-DBRA-11The Implementation of Real-Time Image-Guided Adaptive Radiotherapy for a Fixed-Beam Radiotherapy Prototype
P Liu1*, D Nguyen1 , R O'Brien1 , P Keall1 , J Booth1,2 , (1) The University of Sydney, Camperdown, NSW, (2) Royal North Shore Hospital, St Leonards,
TU-AB-205-1Quantification of Prostate Movement with On-Demand KV Imaging During SBRT
K C Jones*, J Paul , Z Grelewicz , N Sen , D Wang , J Turian , Rush University Medical Center, Chicago, IL
TU-AB-205-3Probabilistic Decomposition of X-Ray Image Sequence to Extract Obscure Target Objects for Monitoring Intrafractional Organ Motion
M Shindo1*, K Ichiji1 , N Homma2 , X Zhang3 , Y Takai4 , M Yoshizawa5 , (1) Graduate School of Engineering, Tohoku University, Sendai, Japan, (2) Tohoku University Graduate School of Medicine, Sendai, Japan, (3) National Institute of Technology, Sendai College, Sendai, Japan, (4) Southern Tohoku BNCT Research Center, Koriyama, Fukushima, (5) Cyberscience Center, Tohoku University, Sendai, Japan
TU-C1000-GePD-F3-2Novel Nitinol Needle for Interstitial Rotating Shield Brachytherapy: Reconstruction Accuracy On CT and Ultrasound and Sterilization Effects
K Patwardhan1*, Y Kim1 , J Koonce2 , S Mubeen2 , R Flynn1 ,(1) University of Iowa Hospitals and Clinics, Iowa City, IA, (2) University of Iowa, Iowa City, IA
TU-C1030-GePD-F5-1Comparison of An In-House MV-KV System Vs Calypso for Intra-Treatment Monitoring During Prostate SBRT
K Tierney*, B Ravindranath , E Eley , L Happersett , P Zhang , M Hunt , Mem Sloan-Kettering Cancer Ctr, New York, NY
TU-C1030-GePD-F9-3Velocity-Based Selection of Gating Phases Using 4DCT Respiratory Waveform Analysis
N Manohar*, T Wang , X Yang , S Dresser , P Patel , K Higgins , T Liu , A Dhabaan , Emory University, Atlanta, GA
TU-C930-GePD-F9-4Real- Time Liver Tumour Tracking in a General Purpose Accelerator Using An In-House Developed Position Monitoring System
S Arumugam1,2*, A Xing1,2 , L Holloway1,2,3,4 , (1) Liverpool and Macarthur cancer therapy centres and ingham Institute, Liverpool, NSW, (2) University of New South Wales, Sydney, New South Wales, Australia, (3) Centre for Medical Radiation Physics, University of Wollongong, Wollongong, New South Wales, Australia.,(4)Institute of Medical Physics, School of Physics, University of Sydney, Sydney, New South Wales, Australia.
TU-D-KDBRA1-1Are Implanted Fiducials An Appropriate Surrogate for Tumour Position in Lung SABR?
A Briggs1*, N Hardcastle2,4 , V Caillet1,3 , K Szymura1 , D Jayamanne1 , M Hibbert1 , B Harris1 , T Eade1 , P Keall3 , J Booth1,4 , (1) Royal North Shore Hospital, St Leonards, NSW, (2) Peter MacCallum Cancer Centre, Melbourne, Victoria, (3) ACRF Institute X, University Of Sydney, NSW, (4) Institute of Medical Physics, University of Sydney, Sydney, NSW
TU-I345-GePD-F5-4Localization Methods of the Gamma Knife Icon and Effects of Image Scan Parameters
W Duggar*, C Yang , University of Mississippi Med. Center, Jackson, MS
WE-C1030-GePD-F3-5Dosimetric Impact of Rotational Setup Errors On Multiple Brain Targets Treated with Single Isocenter Volumetric Modulated Arc Therapy
J Xue*, D No , J Zhang , H Wang , D Barbee , S Lymberis , J Silverman , I Das , NYU Langone Medical Center, New York, NY
WE-FG-DBRA-1Automated IMRT Treatment Planning Using Expedited Constrained Hierarchical Optimization (ECHO): Retrospective Study and Clinical Implementation
M Zarepisheh*, L Hong , Y Zhou , J Oh , J Mechalakos , M Hunt , G Mageras , J Deasy , Memorial Sloan-Kettering Cancer Center, New York, NY
WE-HI-KDBRB1-3High Accuracy Estimation of Real-Time Six Degrees of Freedom (6DoF) Intrafraction Tumor Motion with Intermittent KV Imaging by Incorporating External Respiratory Signal
D T Nguyen1*, V Caillet1,2 , R O'Brien1 , N Hardcastle3 , A Briggs2 , T Eade2 , J Booth2 , P Keall1 , (1) ACRF Image-X Institute, The University Of Sydney, NSW, Australia (2) Northern Sydney Cancer Centre, Royal North Shore Hospital, St Leonards, NSW, Australia (3) Peter MacCallum Cancer Centre, Melbourne, Victoria, Australia
WE-HI-KDBRB1-104DCT and 4DCBCT Under-Predict Intrafraction Lung Target Motion During Radiotherapy
E Steiner1*, C Shieh1 , V Caillet1,2 , R O'Brien1 , J Booth1,2 , A Briggs2 , N Hardcastle2 , K Szymura2 , D Jayamanne2 , T Eade2 , P Keall1 , (1) The University of Sydney, The University Of Sydney, NSW, (2) Royal North Shore Hospital, St Leonards, NSW
WE-HI-KDBRB1-11Real-Time Localization of Intrafractional Lung Tumor Motion Using IR-UWB Radars
R El-Bardan1*, P Tupin1 , S Han-Oh2 , E Oh3 , D Malaviya1 , A J Di Rienzo1 , J Wong2 , (1) One Health Group, Chantilly, VA 20151, (2) Department of Radiation Oncology and Molecular Radiation Sciences, Johns Hopkins University School of Medicine, Baltimore, MD 21231, (3) Department of Electrical and Computer Engineering, United States Naval Academy, Annapolis, MD 21402