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Taxonomy: TH- External beam- electrons: Quality Assurance - Linear accelerator

MO-E115-GePD-F7-1Benchmarking Beam Data for a Halcyon Accelerator
T Zhu*, A Dimofte , C Kennedy , J Zou , D Mihailidis , University of Pennsylvania, Philadelphia, PA
MO-E115-GePD-F7-4Initial Evaluation of the Clinical Reliability of a New Treatment Delivery System Design
JDP Hoisak*, G Kim , K Moore , T Pawlicki , UC San Diego, La Jolla, CA
SU-E-DBRA-7The 50th Anniversary of the Radiological Physics Center/IROC Houston QA Center Activities and Findings
D Followill*, J Lowenstein , P Taylor , A Molineu , P Alvarez , G Ibbott , W Hanson , S Kry , MD Anderson Cancer Ctr., Houston, TX
SU-F-KDBRA2-4Geometric and Radiation Characterization of a New Double Stack Multileaf Collimator in a Low Field MR-Linac
A Doemer*, C Glide-Hurst , J Kim , N Wen , B Movsas , I Chetty , Henry Ford Health System, Detroit, MI
SU-I-GPD-P-24Monitoring Electron Beam Energy Constancy Using a 2D Ionization Chamber Array with Double-Wedge Phantom
S Gao*, M Chetvertkov , P Balter , M.D. Anderson Caner Center, Houston, TX
SU-I-GPD-P-42Acceptance and Verification of Halcyon Linear Accelerators Without the Need for 3D Water Scanning System
S Gao1*, P Balter2 , T Netherton3 , J Shi4 , M Rose5 , W Simon6 , (1) MD Anderson Cancer Ctr., Houston, TX, (2) UT MD Anderson Cancer Center, Houston, TX, (3) MD Anderson Cancer Center, Houston, TX, (4) Sun Nuclear Corp, Melbourne, FL, (5) Sun Nuclear Inc., Melbourne, FL, (6) Sun Nuclear Corp, Melbourne, FL
SU-I-GPD-T-47Novel Amorphous Silicon Detector Array for Linear Accelerator Electron Measurements
M Shaikh1*, J Burmeister2 , (1) Rochester General Hospital, Rochester, NY, (2) Wayne State university School of Medicine, Detroit, MI
SU-I-GPD-T-168Initial Experience of Per Fraction Software in a Community Setting
A Gonzalez*, University Hospitals Case Medical Center, Elyria, OH
SU-I-GPD-T-198The Analysis of Dose Verification Results for 924 IMRT Plans
S Wu*, J Chen , Z Li , C Li , Y Yin , Shandong Cancer Hospital to Shandong University, Shandong Academy of Medica, Jinan City, shandong provice
SU-I-GPD-T-302External Photon Beam Dosimetry for Linac QA Using Gafchromic EBT3 Film
I Khan1 , B Tahir1 , M Rafique1 , T Iqbal1 , S Zulfiqar1,2 , A Zahoor1,2 , J Rehman3 , K Iqbal2 , J Chow4*, (1) University of Gujarat, Gujrat, Pakistan, (2) SKMH&RC, Lahore, Pakistan, (3) BUITEMS, Quetta, Pakistan, (4) Princess Margaret Cancer Centre, Toronto, ON
SU-I-GPD-T-306Inactivation of the Transverse Beam Steering Servo System and the Effect of Linac's Operating Dose Rates On X-Ray Beam's Center and Profile Characteristics
E Sham*, B Kassahun, Gibson Cancer Center (Duke Cancer Network), Lumberton, NC
SU-I-GPD-T-313Predicting Photon Dosimetry of EBT3 Gafchromic Films to Improve Accurate Dosimetry Using Machine Learning Method
YU-SHEN Lin*, E-DA hospital, Kaohsiung, Taiwan (R.O.C.)
SU-I-GPD-T-317Evaluation of TrueBeam Machine Performance Check for Daily Output Constancy and KV Imaging Offset Checks
X Liang1*, Z Li1 , (1) University of Florida, Jacksonville, FL
SU-I-GPD-T-318Routine Jaw Positioning QA for Analyzing Photon Junctions Using Half Beam Block Matching
K Harpool1,2*, S Crawford1,2 , W Snyder1,2 , P Schantz1,2 , J Dick1,2 , J Wei1,2 (1) Cancer Treatment Centers of America, Newnan, GA, (2) Landauer Medical Physics, LLC, Glenwood, IL
SU-I-GPD-T-319Sensitivity Testing of Quality Assurance (QA) Tasks in Sun Nuclear Corporation (SNC) Machine - A Fully Automated TG-142 QA Solution
G Martin*, A Willet , M Gilmore , L Howard , S Elmer , R Clements , R Biggar , C Rowbottom , The Clatterbridge Cancer Centre, Birkenhead, Wirral, UK
SU-I-GPD-T-323When a Good Monitor Chamber Goes Bad: Diagnosing Atmospheric Communication of a Sealed Monitor Chamber
T McCaw*, B Barraclough , M Belanger , A Besemer , D Dunkerley , Z Labby , University of Wisconsin, Madison, WI
SU-I-GPD-T-324Credentialing Process for Randomized Photon Versus Proton NCI Sponsored Trials
H Mehrens*, N Hernandez , T Nguyen , B Lewis , N Pajot , A Molineu , P Taylor , D Followill , UT MD Anderson Cancer Center, Houston, TX
SU-I-GPD-T-329Photon Beam Quality Assurance with the Integral Quality Monitor System: A Multicenter Study
A Veres1*, M Farrokhish2 , J DeMarco3 , L Fong de los Santos1 , R Heaton2 , M Islam2 , (1) Mayo Clinic, Rochester, MN, (2) Princess Margaret Cancer Centre, Toronto, Ontario, (3) Cedars-Sinai Medical Center, Los Angeles, CA,
SU-I-GPD-T-330A Simplified Commissioning Procedure for the Halcyon Linear Accelerator
S AM Lloyd*, T Lim , X Fave , E Flores-Martinez , V Moiseenko , K L Moore , T F Atwood , UC San Diego, La Jolla, CA
SU-K-KDBRA1-6Robust Quality Assurance (QA) Method Using a Single Phantom to Determine Radiation and Imaging Isocenters
H Kang*, R Patel , J Roeske , Loyola university Medical Center, Maywood, IL
SU-L-DBRA-5Hazard Analysis of the Halcyon Linac and Treatment Planning System
T Pawlicki*, G Kim, UC San Diego, La Jolla, CA
SU-L-KDBRA1-7Risk Assessment for the Acceptance and Commissioning Process of a New Ring-Gantry Linear Accelerator
P Teo*, P Kosterin , M Hwang , S Jang , W Shields , R Lalonde , M Huq , University of Pittsburgh Cancer Institute, Pittsburgh, PA
TH-AB-DBRA-8Linac Triggering Latency Quantification for Consideration in Intra-Fraction Motion Management Systems
A Shepard*, C Matrosic , S Jupitz , J Radtke , W Culberson , B Bednarz , University of Wisconsin-Madison, Madison, WI
TU-C1030-GePD-F4-4Initial Investigation of the SX1 Dual-Layer Multileaf Collimator Tongue-And-Groove Effect
TY Lim*, E Flores-Martinez , X Fave , S AM Lloyd , I Dragojevic , D Hoffman , T Atwood , K L Moore , G Kim , UC San Diego, La Jolla, CA
TU-I345-GePD-F3-2Feasibility Study of the Image-Based Automatic QA for the Halcyon
G Kim1*, J Rah2 , T Lim1 , E Flores-Martinez1 , T Pawlicki1 , (1) University of California, San Diego, La Jolla, CA, (2) Myungji Hospital, Goyang-si, Gyeonggi-do, Republic of Korea
WE-C1000-GePD-F9-2Development of a Robust Linac QA Program for Multiple Beam Matched and Dosimetrically Equivalent TrueBeams
N Gupta*, A Ayan , D DiCostanzo , M Carlson , J Woollard , Ohio State University Medical Center, Columbus, OH
WE-C930-GePD-F6-5An Open-Source Image Quality Assurance Software for Matlab/Octave
M Bedre*, A Alexandrian , N Papanikolaou , S Stathakis , A Sampson , K Rasmussen , D Saenz , N Kirby , Ut Health San Antonio, San Antonio, TX
WE-C930-GePD-F9-3The Effect of Jaw Hysteresis On Half-Beam Fields
G Johnson*, E Marshall , Northwest Medical Physics Center, Lynnwood, WA
WE-C930-GePD-F9-5Characterizing Isocenter Reproducibility for Linac-Based Stereotactic Treatment Accuracy
D Pinkham1*, S Hancock2 , (1) Yale New Haven Hospital, New Haven, CT, (2) Southeast Missouri Hospital, Cape Girardeau, MO
WE-FG-KDBRA1-10Utilizing Historical Performance Data From Trajectory Logs and Service Reports to Establish a Proactive Maintenance Model for Minimizing MLC Downtime
B Wu*, P Zhang , T LoSasso , Memorial Sloan-Kettering Cancer Center, New York, NY