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Keywords: MLC
MO-AB-SAN1-1Characterization of Positional Accuracy of a Double-Focused and Double-Stack Multileaf Collimator On An MR-Guided Radiotherapy (MRgRT) Linac Using An IC-Profiler Array
K Mittauer*, P Yadav , B Paliwal , J Bayouth , School of Medicine and Public Health UW-Madison, Madison, WI
MO-E115-GePD-F4-1A Software Tool to Harvest and Analyze MLC Log Files of the Elekta VersaHD Linear Accelerator
P Myers*, C Kabat , D Saenz , K Rasmussen , N Kirby , N Papanikolaou , S Stathakis , University of Texas HSC SA, San Antonio, TX
MO-I345-GePD-F1-5Comparison of Monte Carlo Simulation and Measurement for Determination of Dosimetric Leaf Gap
R Popple1*, D Sawkey2 , Y Yuan1 , R Sullivan1 , (1) The University of Alabama at Birmingham, Birmingham, AL, (2) Varian Medical Systems, Palo Alto, CA
MO-I345-GePD-F3-5Novel Characterization of the Dual Layer MLC System for the Halcyon
M Kim*, D Bollinger , C Kennedy , J Zou , R Scheuermann , B Teo , J Metz , L Dong , T Li , University of Pennsylvania, Philadelphia, PA
MO-I345-GePD-F7-2Enabling Patient Transfer From Millennium to HD MLC Varian Units; Feasibility Study of a Novel Workaround
H Afsharpour*, R Kaiyum, M Nielsen, K Bozzo, R Sankreacha, Peel Regional Cancer Center, Trillium Health Partners, Mississauga, ON
PO-GePV-P-76Evaluation of Multileaf Collimator Width and Beam Quality Effect On Single-Isocenter Multitarget Radiosurgery Using Volumetric-Modulated Arc Therapy
S Laoui*, D Roa , J Kuo , M Baldytchev , J Gonzales , S Dietrich , N Ramsinghani , P Daroui , H Farol , University of California, Irvine, Orange, CA
PO-GePV-T-163Development of New MLC QA of Volumetric Modulated Arc Therapy Using a High Sampling Rate Log File
S Nishiyama*, M Seo , K Makabe , M Kuramochi , T Suzuki , H Tomita , Dept. of Radio Technology, Saiseikai Kawaguchi General Hospital, Kawaguchi, Saitama
PO-GePV-T-181Sectional Optimization of Collimator Angles in VMAT for Multiple Brain Metastases
R Nanatsue*, F Araki , T Ohno , Kumamoto University, Kumamoto, 43
PO-GePV-T-222Assessment of Changes in VMAT Treatment Plan Delivery as a Result of Large Dose Changes Without Plan Re-Optimization
M Hauze1*, Z Ouyang2 , D Wilkinson2 , (1) Cleveland State University, Cleveland, OH, (2) Cleveland Clinic Foundation, Cleveland, OH
PO-GePV-T-251Leaf Motion Calculator Effect On Sliding Window IMRT Field Complexity and Plan Quality
E Laugeman*, E Pryser , M Schmidt , F Reynoso , Washington University School of Medicine in St. Louis, St. Louis, MO
PO-GePV-T-256Which One Is More Reliable in Determining Leaf Position Uncertainties: SNC Machineâ„¢ Hancock MLC Test Or AutoCALâ„¢ MLC Test
K Jacobs*, C Yang , Department of Radiation Oncology, University of Mississippi Med. Center, Jackson, MS
PO-GePV-T-257Feasibility Study of Log-Based Pre-Treatment Quality Assurance Without Dry-Run Using the Deep-Learning Approach
W Cheon, Y Han* , W Kim , B Min* , Chungbuk National University HospitalSeoul W Cheon1*, Y Han1,2,3 , W Kim4 , B Min 4, (1) Dept. of Health Sciences and Technology, SAIHST, Sungkyunkwan University, Seoul, 06351, Korea, (2) Dept. of Radiation Oncology, Samsung Medical Center, Seoul, 06351, Korea, (3) Samsung Medical Center, Sungkyunkwan University SChool of Medicine, Seoul 06351, Korea, (4) Department of Radiation Oncology, Chungbuk National University Hospital, Cheongju, 28644, Korea.
SU-I330-GePD-F7-3Development of Bidirectional Leaf Sequencing Delivery Technique for Varian Medical Linear Accelerator
R Kamal1*, G Singh1 , A Oinam2 , D Thaper1 , V Kumar1 , B Handa1 , (1) Centre for Medical Physics, Panjab University, Chandigarh, (2) Department of Radiotherapy, PGIMER, Chandigarh
SU-K-SAN1-7Characterization of Small Field Output Factors for a Medical Linear Accelerator with a Dual-Layer Stacked and Staggered MLC System
P Irmen*, T Li , University of Pennsylvania, Philadelphia, PA
TH-BC-301-3Corrections to EPID-Based MLC QA Images Improve Sensitivity and Specificity
N Koch1*, C Vanderstraeten2 , K Pearman1 , T Hayes1 , (1) Cone Health Cancer Center, Greensboro, NC, (2) Cone Health/Alamance Regional Cancer Center, Burlington, NC
TU-J345-GePD-F1-5A Computational Framework for Treatment Planning Design Framework for SBRT
E Lee , Y Cao*, Georgia Institute of Technology, Atlanta, GA
TU-K430-CAMPUS-F3-2Clinical Validation of Photon Optimizer (PO) Algorithm Against Progressive Resolution Optimizer (PRO) in the Treatment of Single-Dose Lung SBRT
J Visak*, J Molloy , M Randall , R McGarry , D Pokhrel , University of Kentucky, Lexington, KY
WE-C930-GePD-F1-2Effect of Leaf Size and Off-Axis Delivery On Plan Quality for Single Isocenter Multi-Lesion Plans in RayStation
G Cardarelli1*, Z Saleh2 , M Schwer3 , D Cutright4 , J Kelley5 , J Brindle6 , M Rivard7 , T Roth8 , J Hepel9 , C Liu10 , E Klein11 , (1) Rhode Island Hospital / Warren Alpert Medical, Providence, RI, (2) Rhode Island Hospital / University Of Rhode Island, Providence, RI, (3) Rhode Island Hospital / Warren Alpert Medical, Warwick, RI, (4) University of Chicago Medicine, Chicago, IL, (5) UF Health Cancer Center at Orlando Health, Orlando, FL, (6) Rhode Island Hospital / Warren Alpert Medical, Providence, Rhode Island, (7) Rhode Island Hospital / Brown University, Providence, RI, (8) The Warren Alpert Medical School of Brown Univ., Providence, RI, (9) The Warren Alpert Medical School of Brown University, Providence, (10) Rhode Island Hospital, Providence, RI, (11) Rhode Island Hospital / Warren Alpert Medical, Providence, RI
WE-C930-GePD-F3-2A Simple MLC-Based 3D-Crossfire Approach for Spatially Fractionated Grid Therapy Treatment of Deep Seated Bulky Tumors
M Halfman*, L Sanford , Q Chen , J Molloy , M Kudrimoti , D Pokhrel , University of Kentucky, Lexington, KY
WE-C930-GePD-F3-4Demonstration of a Novel Technique: Differential Attenuation Multi-Level MLC VMAT
A Morrow*, H Chung , Baylor Scott & White Health, Temple, TX
WE-J-301-9Monte Carlo Modeling and Validation for MLC Based Electron Apertures
M Kaluarachchi*, M Schwer , Z Saleh , E Klein , Rhode Island Hospital / Warren Alpert Medical School of Brown, Providence, RI