医学物理

Vol. 44 Supplement No. 3 September (2024)

第 44 巻Sup.3【General Session (Poster)】
P-001. Evaluations of FLASH electron beam characteristics using the electron applicator
Korea Institute of Radiological & Medical Sciences
GyuSeok Cho
P-002. Development of Bolus Optimization System for Electron Conformal Therapy
Seoul National University Bundang Hospital
Sang-Won Kang
P-003. The novel method to fabricate the patient speciﬁc bolus
Sungkyunkwan Unviversity Samsung Changwon Hospital
Jeongho Kim
P-004. Development and Validation of a Radiation Therapy Quality Assurance Credentialing System
for Clinical Trials in South Korea
Korea Institute of Radiological & Medical Sciences
JaeChoon Lee
P-005. Feasibility study of gantry head mounted magnet assembly for an alternative of IORT cone
Department of Radiation Oncology, Asan Medical Center
Kihong Pak
P-006. Development of an Algorithm for Chemical Composition Analysis Using Dual-Energy CT
Department of Medicine, Yonsei University College of Medicine,
Seoul, Republic of Korea
Jeong Heon Kim
P-007. Inﬂuence of surrounding media on electron PDD measurements with reusable PVA-I radiochromic gel
dosimeter
Hiroshima Heiwa Clinic
Ryosuke Kurihara
P-008. Multi-institution tests in magnetic-resonance image guided-radiotherapy quality assurance
by the developed end-to-end phantom
Department of Radiation Oncology, Juntendo University Graduate School of Medicine Kotaro Iijima
P-009. Log File-based Quality Assurance Method for Respiratory Gating Precision in Varian Respiratory
Gating for Scanner System
Catholic University, Seoul St.Maryʼs Hospital
Wonjoong Cheon
P-010. Quality assurance of longitudinal dose proﬁles for helical tomotherapy with an ion chamber array
Pusan National University Hospital
Dahl Park
P-011. Feasibility of Optimal Vertex Size and Spacing for Lattice Radiotherapy Implementation Using HelicalTomotherapy
Seoul St. Maryʼs Hospital
Yunji Seol
P-012. Development of megavoltage electron converge system for spot scanning electron beam therapy
Graduate School of Health Sciences, Tokyo Metropolitan University
Yuma Hayashi
P-013. Development of alignment test method for high precision medical accelerators
Central Radiology, Izumi City General Hospital
Shigeo Anai
P-014. Evaluation of The Usefulness of Integral Quality Monitor for Real-time Patient-tailored QA
Korea Institute of Radiological & Medical Sciences
Jung Ju Jo
P-015. Predictive Model Development for Identifying Potential DQA Failures Using Planning Parameters andDosiomics Features
Ajou University School of Medicine
Jina Kim
P-016. Evaluation of Patient-Speciﬁc QA Dose Reconstruction Systems Comparing Log File-Basedand Measurement-Based Approaches
Ajou University School of Medicine
Jina Kim
P-017. Feasibility of Perspective-n-Point method for Surface-Guided Radiation Therapy
Sapporo Kojinkai Memorial Hospital
Daisuke Tanii
P-018. Evaluation of the eﬀect of setup errors on Radixact Synchrony tracking system: A phantom study
Iwata City Hospital
Masatoshi Miura
P-019. Monte Carlo modelling of a 3 MV medical linac for stereotactic radiosurgery
Dongnam Institute of Radiological and Medical Sciences
Dong Hyeok Jeong

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P-020. Consistency of dose rates after application of the machine-speciﬁc reference ﬁeld correction factors forLeksell Gamma Knife®
Seoul National University
Hyun-Tai Chung
P-021. Changes in patient marker coordinates with high-deﬁnition motion management system during
frameless gamma knife radiosurgery
Chungbuk National University Hospital Hyeong Cheol Moon
P-022. Initial Clinical Experience and Commissioning of the Zap-X System for Intracranial Radiosurgery in
the Republic of Korea
Dongguk University Ilsan Hospital
Yunseo Ji
P-023. Impact of Patient Positioning Accuracy on Treatment Outcomes in ZAP-X Radiosurgery System
Dongguk University Ilsan Hospital
Yunseo Ji
P-024. Comparative Study of Gamma Knife and Zap-X Radiosurgery Systems for Brain Tumor Treatment
Dongguk university ilsan hospital
Yunseo Ji
P-025. The evaluation of relationship between inter- and intra- prostate motion and radiotherapy planning
information
Faculty of Health Sciences, Okayama University Medical School,
Okayama University
Mizuki Yoshioka
P-026. Evaluation of a phantom for quality Assurance of surface-guided radiation therapy devices
utilizing the light-section method
Seirei Hamamatsu General Hospital
Tatunori Saito
P-027. Production of All-in-one IGRT phantom for Simultaneous Assessment of Geometrical Accuracy andImage Quality
Department of Radiation Oncology,
Chung-Ang University Gwnag Myeong Hospital
Minsoo Chun
P-028. Evaluation of the ﬁducial marker tracking accuracy in YOLOv5 + deepSORT deep learning framework
Asan Medical Center
Yongjin Kim
P-029. Assessing the Feasibility and Eﬃcacy of Linear Accelerator-Based Spatially Fractionated Radiotherapy(SFRT)
Department of Radiation Oncology, Seoul St. Maryʼs Hospital,
College of Medicine, The Catholic University of Korea
Young kyu Lee
P-030. A Phantom Study of Patient-Speciﬁc Deep Learning for Liver Tumor Tracking Using Orthogonal X-ray
Fluoroscopic Image Pairs
Graduate School of Comprehensive Human Science, University of Tsukuba Ryosuke Nakamura
P-031. Actual Delivered Dose Calculation Technique for Lung SBRT via CBCT Image Acquired during
Phase-gated VMAT Delivery
Department of Radiation Oncology and Image-Applied Therapy, Kyoto University
Hiraku Iramina
P-032. Feasibility study of split-constant dose rate VMAT in the treatment of left-sided breast cancer
Inje University Sanggye Paik Hospital
Jae-Yong Jung
P-033. Assessment of three Auto-Segmentation Contour Software Accuracy using Geometric Metrics for
Pelvis Structures
Korean Institute of Radiological and Medical Science School Campus,
University of Science and Technology
Vannyat Ath
P-034. Modeling and Validation of Total-Body Irradiation Compensator using Radiological Depth from
Computed Tomography Images
Pusan National University Hospital
Haryung Park
P-035. Evaluation of the New VOLO Ultra Planning Parameters Using the Dosimetric Quality and Delivery
Eﬃciency for Prostate Cancer
Department of Radiation Onoclogy, College of Medicine, Korea University
Eun Jeong Heo
P-036. Inference of areas outside the ﬁeld of view in CT Images using an image inpainting model
Hokkaido University
Shumpei Yamasaki

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医学物理

Vol. 44 Supplement No. 3 September (2024)

第 44 巻

Sup.3

P-037. Improving the Accuracy of Soft Error Cross Section Evaluation in Particle Therapy
Gunma University Heavy Ion Medical Center
Makoto Sakai
P-038. Investigation of radiosensitization eﬀects of boron agents with diﬀerent subcellular distribution in
proton therapy
Nagoya proton therapy center, Nagoya west medical center,
Nagoya City University
Mitsuhiro Kimura
P-039. Measurement of spatial distribution of neutrons and gamma rays for BNCT using imaging plate
at Kyoto University Reactor
Kyoto Pharmaceutical University
Kenichi Tanaka
P-040. Applicability of ﬁrst collision source method in Monte Carlo dose calculation for BNCT
Kyoto University
Takushi Takata
P-041. A model to describe radiation-induced cell death II -Eﬀects of mixed irradiation when the irradiation
order is changedUniversity of Tsukuba
Takeji Sakae
P-042. Theoretical Detection Potential of Array Detectors for Small-Size PBS Proton Beams
Based on Detector Resolution and Spot Size
Korea National Cancer Center
Jongeun Kim
P-043. Independent Dose Veriﬁcation System for Carbon-ion Radiotherapy using TOPAS Monte Carlo code
Yonsei University
Yongdo Yun
P-044. Dosimetric evaluation for heavy ion radiotherapy in head and neck region with clinical trial of dual
energy CT
National Institutes for Quantum Science and Technology
Makoto Sakama
P-045. Measurement of linear energy transfer in scanned carbon-ion radiotherapy for patients with pancreaticcancerQST Hospital
Taku Nakaji
P-046. Fundamental characteristic of monitor for carbon FLASH therapy about general recombination
Osaka University Graduate School of Medicine
Naoki Ishino
P-047. Study of In-vivo Dosimetry for Proton Therapy using Deep Learning
Proton Therapy Center, Fukui Prefectural Hospital Keiichiro Matsushita
P-048. Development of an Airtight Cell Culture Container for Enhanced FLASH Studies
Sumitomo Heavy Industries, Ltd.
Shinji Nomura
P-049. Beam size dependency of Ultra-high dose rate
Sumitomo Heavy Industries, Ltd. Nagaaki Kamiguchi
P-050. Feasibility Study of In-beam PET-based Range Veriﬁcation for Carbon-ion Radiotherapy using Geant4
Yonsei University College of Medicine
Seokho Lee
P-051. Monte Carlo Calculation of Secondary Particle Contribution to Depth Dose Curve for 252 MeV Protonand 250 MeV/u Helium ion Beams
Dongnam Institute of Radiological & Medical Sciences
Kyoung Won Jang
P-052. Clinical Application of GPGPU-Based Full Monte Carlo Simulation at Nagoya Proton Therapy Centre
Nagoya Proton Therapy Center
Chihiro Omachi
P-053. Requirements for the particle therapy system simulation framework in the era of data science
National Institute of Technology, Toyama College
Tsukasa Aso
P-054. Evaluation of the radiosensitization eﬀect of gold nanoparticles on plasmid DNA damage induced bytherapeutic carbon ion beams
Graduate School of Medicine, Nagoya University
Katsunori Yogo
P-055. Development of Volumetric Imaging Technique for Real-time Image-guided Radiation Therapy
Graduate School of Engineering, Hokkaido University
Division of Quantum Science and Engineering
Takumi Inakoshi

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P-056. Development of a deep learning-based dose conversion model adopted for various tumor sites in proton
beam therapy
Southern Tohoku Proton Therapy Center
Ryohei Kato
P-057. Validation of dose calculation accuracy of TPSs focus on dose calculation algorithm and irradiationﬁeld formation method
Nagoya Proton Therapy Center
Hideto Kino
P-058. Analysis of inter-fractional anatomical changes of pelvic organs using deformable image registration in
prostate radiotherapy
University of Tsukuba
Shuto Uematsu
P-059. A Study of Mixture Dosimeter of Photoconductor and Scintillator Material for Quality Assurance ofRadiation Therapy
Seoul National University Bundang Hospital
Moo-Jae Han
P-060. Dose veriﬁcation and calibration of EPR/alanine dosimeter in electron beams used in radiotherapy
linear accelerator.
Dongnam Institute of Radiological & Medical Sciences (DIRAMS)
Jung Ki Kim
P-061. Evaluation of optically stimulated luminescence dosimeter (OSLD) for total skin electron beam therapy(TSEBT) using 4 MeV
Yeungnam University Medical Center
Sung Yeop Kim
P-062. TL and OSL characteristics of BeO ceramic plates in BNCT irradiation ﬁelds
Tokyo Metropolitan University
Mitsuki Kawane
P-063. Eﬀect of high-Z element on the dose-response of PVA-Iodide-type radiochromic gel dosimeter
Hiroshima International University Shin-ichiro Hayashi
P-064. Temperature characteristics of a polyvinyl alcohol-iodide radiochromic gel dosimeter
University of Tsukuba
Mizuki Kanai
P-065. Study for usefulness of the Water-Equivalent Phantom for Film Dosimetry in a Clinical Linear
Accelerator
Korea Institute of Radiological and Medical Sciences
Soon Sung Lee
P-066. Improvement of Flexible Film Dosimeter Performance by Incorporating Antioxidants and Aluminum
Oxide
Seoul National University Hospital
Chang Heon Choi
P-067. FLUORESCENT Ink Tattoos and UV Lamp System for Radiation Treatment Patients.
Seoul National University Hospital
Chang Heon Choi
P-068. Measurement of the total charge-changing cross-sections for therapeutic carbon beam
Research Institute of Nuclear Engineering, University of Fukui
Ryuki Mishima
P-069. Identifying decay modes in fragmentation reactions of therapeutic carbon beam
Research Institute of Nuclear Engineering, University of Fukui
Yosuke Iwasaki
P-070. Low MU dose rate measurement in a linear accelerator using a UVC camera
Tokyo Metropolitan University Atsushi Myojoyama
P-071. Development of 4D tracking system for ir-192 source using GPU-based accelerated reconstruction
algorithm and compact gamma camera
Inha University Hospital
Boram Lee
P-072. Preliminary Study of Picosecond Resolution Time of Flight Measurement Using MRPC for Particle
Therapy
Yonsei University
Woochan Lee
P-073. Construction and Evaluation of FLASH Proton Beam system in MC-50 Cyclotron
Korea Institute of Radiological & Medical Sciences, Republic of Korea
Youngjae Jang
P-074. Development of external dosimetry audit for heavy ion radiotherapy using radio photoluminescentglass dosimeters
Juntendo University
Sota Takauji

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医学物理

Vol. 44 Supplement No. 3 September (2024)

第 44 巻

Sup.3

P-075. Linear energy transfer (LET) and ﬁeld size dependence of a radiophotoluminescent glass dosimeter for
carbon beams
Graduate school of Health Science, Juntendo University
Ryo Watanabe
P-076. Experimental investigation of a novel approach for rapid and safe annealing of radiophotoluminescenceglasses
Research Institute for Radiation Biology and Medicine,
Hiroshima University, Hiroshima, Japan Soheil Aghabaklooei
P-077. Development of Collapsed Cone Convolution Algorithms in Dose Calculations for High Dose Rate
Brachytherapy
Department of Biomedical Engineering and Departmentof Biomedicine & Health Sciences, College of Medicine,
The Catholic University of Korea, Seoul, South Korea
Dongsan Kang
P-078. Establishing Quality Assurance Protocol for Medical Linear Accelerator Based on 2D Ionization
Chamber Array
Asan Medical Center
Uiseob Lee
P-079. Clinical Evaluation of Patient-Speciﬁc 3D Boluses Fabricated Using 3D Printed Molds and Casting
MethodSeoul National University Hospital
Sung Young Lee
P-080. Experimental Investigation of a Compact Epi-thermal Neutron Flux Measurement System for Realtime Beam Monitoring in BNCTDivision of Sustainable Energy and Environmental Engineering,
Graduate School of Engineering, Osaka University
Jiye Qiu
P-081. Development of 6Li-loaded water-based liquid scintillator for the detection of secondary neutron inparticle therapy
Nagoya City University
Yoshiaki Kibe
P-082. Characterization of Ultra-High-Dose-Rate Electron Beam Irradiation Device for Preclinical FlashRadiotherapy Studies
Research Center, Dongnam Institute of Radiological & Medical Sciences
Hyun Kim
P-083. Validation of the performance of dosimetry methods in proton FLASH radiotherapy
National Cancer Center (Korea)/Hanyang University
Chae-Eon Kim
P-084. Development of a Recording System for CBCT Imaging Dose during Pediatric Radiation Therapy andAngle Optimization Testing
Inje University Sanggye Paik Hospital
Dong-Jin Kang
P-085. Inﬂuence of storage environment on the distortion of the incident window of the horizontal beam water
phantoms
Nagoya City University West Medical Center
Akihito Shimizu
P-086. Dosimetric eﬀects of small ﬁeld size, dose grid size, and variable split-arc methods on gamma passrates in radiation therapy
Yuuai Medical Center
Tsunekazu Kuwae
P-087. Validation of approximate formulas for optimal organ absorbed dose estimation in CT examination
Department of Radiology and Radiation Oncology,
Tokyo Medical University Ibaraki Medical Center
Masato Takanashi
P-088. Workload-based Radiation Shielding Optimization in Helical Tomotherapy Vaults
Hanyang University, Department of Nuclear Engineering
Wonhyeong Lee
P-089. Comparison of Nuclear Data Library for Concrete Activation in a Large Accelerator Facility using
PHITS
Department of Nuclear Engineering, Hanyang University
Euna Lee
P-090. A Study on Rapid Radiation Source Tracking Using Multiple Radiation Spectroscopy Detectors
Department of Multidisciplinary Radiological Science,Dongseo University, Busan 47011, Republic of Korea
Hyundong Kim

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P-091. Evaluation of the usefulness of Brain-Age-Gap as a biomarker for brain dementia diagnosis
Graduate School of Health Science, Juntendo University, Tokyo, Japan Shuto Minamikawa
P-092. Evaluation of gamma ray reduction using tungsten-containing rubber for shielding 177Lu emission: A
study on practical thickness
Department of Radiology, Kansai Electric Power Hospital
Katsuya Okuhata
P-093. Optimal reconstruction algorithm for FDG-PET images using CaLM
Graduate School of Health Science, Juntendo University
Junpei Suzuki
P-094. Development and Application of 3D Anatomy Educational Material via Metaverse and XR for Remote
Telemedicine Training
Yonsei University College of Medicine
DongHyeok Choi
P-095. Establishment of a Lymphoma Quantitative Evaluation System using Radiomics in PET/CT images
Yonsei University College of Medicine
DongHyeok Choi
P-096. Development of Two-Layer DOI Detector With a Light Guide Inserted Between the Layers
Dongseo University
Seungjae Lee
P-097. Comprehensive image quality comparison of conventional and new ﬂat panel detectors under
bedside-radiography beam conditions
Gunma Prefectural College of Health Sciences
Sho Maruyama
P-098. Experimental Study of Correlation between Exposure Index and Noise on Chest Radiography
at Diﬀerent Tube Voltages
Department of Health Sciences, Faculty of Medical Sciences,
Kyushu University
Nobukazu Tanaka
P-099. Hybrid Approach Integrating Radiomics and Deep Learning from CT Scans for Histological Subtype
Classiﬁcation of NSCLC
Department of Bioengineering, Korea University, Seoul, Republic of Korea
Geon Oh
P-100. Performance Evaluation of Automatic Segmentation based on Deep Learning and Atlas according
to CT Image Acquisition Conditions.
Konyang University Hospital, Department of Radiation Oncology
Jongwon Kim
P-101. Evaluation of HU values in MRI-based synthetic CT on planning quality in proton therapy
Chungbuk National University Hospital
Byung Jun Min
P-102. Optimizing Adaptive Radiotherapy in Breast Cancer Patients Using Synthetic CT for Accurate Dose
Evaluation
Ewha Womans University Computational Medicine
Soeun Choi
P-103. Development of xSPECT Radiomics Model for Diﬀerentiating Metastasis and Benign Bone Diseases
Using Principal Component Analysis
Ewha Womans University Computational medicine
Soeun Choi
P-104. Automatic Segmentation and Contrast Enhanced Images Generation for HCC on CT images using
Deep Neural Networks
Fukui Prefectual Hospital Proton Therapy Center
Yoshikazu Maeda
P-105. Study of auto segmentation accuracy using a transferred U-net for CT-image guided prostate cancer
proton treatment
Fukui Prefectual Hospital Proton Therapy Center
Yoshikazu Maeda
P-106. Prediction of Patient Anatomy from the Surface for Surface-guided Radiotherapy
Yonsei University College of Medicine
Younghun Yoon
P-107. AI Segmentation Model Specialized for a Single Institution
Korea University
YouSun Ko
P-108. Boosting Medical Image Quality with Knowledge Distillation in Diﬀusion Models for Imbalanced
Datasets
KAIST
Joonil Hwang

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医学物理

Vol. 44 Supplement No. 3 September (2024)

第 44 巻

Sup.3

P-109. Feasibility Analysis for Predicting Lung Cancer Overall Survival Using Radiomic Features Extracted
from Multi-Modal Medical Images
Proton Therapy Center, National Cancer Center
Meangee Kim
P-110. Evaluation of the device-dependent impact of single-device data on an automated segmentation model
based on generalized data sets.
Department of Bio-medical Engineering, Korea University,
Seoul, Republic of Korea
Hyeongjin Lim
P-111. Memory Consumption Reduction in 3D U-Net for Medical Image Segmentation Using Patch-Based
MethodTeikyo University
Masaya Matsuki
P-112. Development of a database and analysis environment for quality management in high-precision
radiotherapy
Showa University Graduate School of Health Sciences
Taichi Wada
P-113. High-dimensional Data Visualizer: An integrated toolbox of visualizing high dimensional medical data
Teikyo University
Yifei Li
P-114. A review of radiotherapy and fertility using problem-solving therapy approach
Faculty of Health Sciences, Okayama University Medical School,
Okayama University
Yuiko Kato―

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