JRC2025, The 4th International Conference on Radiological Physics and Technology (ICRPT), Certificate of Merit Award
Effective Atomic Number Score in Calcified Plaque Evaluation: Approach Using Photon-Counting CT
Results
Awards
岡山大学医学部放射線医学教室同門会，同門会賞
Cyber DECT Conference DE-1グランプリ，優秀賞
フォトンカウンティングCTを用いた実効原子番号画像による非金属歯科材料の識別
第80回日本放射線技術学会総会学術大会，座長推薦優秀発表賞
Discrimination of non-metal dental material using photon counting CT toward identifying human remains
JRC2023, The 2nd International Conference on Radiological Physics and Technology (ICRPT), Outstanding Presentation Award
A novel function for wearable dosimeters to determine both incident direction and absolute dose of X-rays during IVR procedure
第75回日本放射線技術学会総会学術大会，座長推薦優秀発表賞
Actual Dose Measurement of Assistants while Positioning Patients during Pediatric X-ray Examination Using a Small-type Optically Stimulated Luminescence Dosimeter
第45回日本放射線技術学会秋季学術大会，座長推薦優秀発表賞
Proposal of Accurate Calibration for Measuring Eye Lens Dose of the Operator during Transfemoral Cardiac Catheterization with Fluoroscopic System Using an OSL Dosimeter
Awards (Collaborators, Students)
社団法人日本放射線技術学会(JRC2025), CyPos賞(銅賞)
医療被ばく実測に向けたCT画像への影響の少ないリアルタイムOSL線量計の開発
第20回中四国放射線医療技術フォーラム(CSFRT2024)，学生優秀発表賞
Lu-177を用いた核医学治療における医療従事者の水晶体被ばく防護に向けた鉛遮蔽効果のシミュレーション評価
第20回中四国放射線医療技術フォーラム(CSFRT2024)，学生優秀発表賞
Photon counting detector CTを用いた線量計算におけるCT値-電子密度の変換精度の評価
第80回日本放射線技術学会総会学術大会，座長推薦優秀発表賞
Convenient procedure to determine a dose reduction factor of the collar-type thyroid shield used for the chest CT examination
第80回日本放射線技術学会総会学術大会，座長推薦優秀発表賞
A novel analysis method to determine surface radiation dose taking into account the incident angle of X-rays during a helical scanning CT examination
第80回日本放射線技術学会総会学術大会，座長推薦優秀発表賞
A novel evaluation procedure of X-ray shielding ability by estimating X-ray incident direction during helical CT examination
ECR2024, European Congress of Radiology Scientific Exhibition Jury, Certificate of Merit Award
Direct dose measurement method during chest CT examination by taking into consideration the X-ray incident direction
SSD20, 20th international conference on solid state dosimetry, Best Poster Presentation Award
Exposure Dose Reduction in Medical X-ray Diagnostics for BMD Measurement
第79回日本放射線技術学会総会学術大会，座長推薦優秀研究発表賞
Suitability of High-Tube-Voltage Imaging When Using Energy Resolving Photon Counting Detector (ERPCD): Simulation Study
第79回日本放射線技術学会総会学術大会，座長推薦優秀研究発表賞
Thyroid dose reduction related to the overranging effect by using a novel sponge-type shield during high-pitch chest CT examination
岡山大学病院 楷の木賞
CT・MRI画像診断・手術支援解析チーム
第76回日本放射線技術学会総会学術大会，座長推薦優秀発表賞
Phantom study using novel shaped OSL dosimeters having smaller angular dependence toward actual dose measurement during clinical X-ray examination
第76回日本放射線技術学会総会学術大会，座長推薦優秀発表賞
A Novel Algorithm for Material Identification Based on a Photon Counting Technique -Toward the Development of a Quantitative Plain X-ray Diagnosis Using an Effective Atomic Number Image-
第76回日本放射線技術学会総会学術大会，Excellent Student Award
Phantom study using novel shaped OSL dosimeters having smaller angular dependence toward actual dose measurement during clinical X-ray examination
第76回日本放射線技術学会総会学術大会，JSRT Bronze Award
A Novel Algorithm for Material Identification Based on a Photon Counting Technique -Toward the Development of a Quantitative Plain X-ray Diagnosis Using an Effective Atomic Number Image-
RSNA2019, Education Exhibit Presentation Certificate of Merit Award
Photon counting technique: How to analyze a novel quantitative image?
第74回日本放射線技術学会総会学術大会，CyPos賞(SilverMedal)
Rectum Dose Measurements Using Novel Dosimetric System During High-Dose-Rate 192Ir Brachytherapy Treatment of Cervical Cancer
Grants
日本学術振興会 科学研究費助成事業(若手研究)
光子計数型CT装置による被写体成分の分離分析技術の循環器内科応用に向けた横断的研究
日立財団 2024年度（第56回）倉田奨励金
光子計数型CT装置を用いた被写体の組成分析技術の循環器領域利用に向けた研究
公益信託 循環器学研究振興基金
フォトンカウンティングCTで生成した定量画像による冠動脈プラークの評価手法の確立
公益社団法人 岡山県診療放射線技師会，令和6年度学術研究助成
実効原子番号画像の歯科法医学的利用を目指したフォトンカウンティングCTの応用研究
公益財団法人寺岡記念育英会，研究助成
最新鋭X線CT装置を用いた冠動脈プラークの石灰化解析手法の開発
日本学術振興会 科学研究費助成事業(研究活動スタート支援，24K23055)
X線減弱情報の定量解析が可能な光子計数型CT装置の歯科法医学的利用に向けた研究
日本学術振興会 科学研究費助成事業(基盤研究B，24K03306)
光子計数型X線撮影による被写体の定量分析技術の開発と骨強度の定量指標の導出
株式会社メディテックジャパン，共同研究
X線遮蔽体の医療用X線CT検査利用における遮蔽率評価手法の開発
公益財団法人鈴木謙三記念医科学応用研究財団，令和5年度調査研究助成
最新鋭X線CT装置で生成可能な実効原子番号画像の法医学的な応用研究
株式会社メディテックジャパン，共同研究
柔軟性かつ通気性を持つビスマス粒子混合型X線遮蔽体の開発
20th International Conference on Solid State Dosimetry (SSD20), student early fees
An active-type personal dosimeter having functions to derive both incident direction and absolute dose of scattered X-rays during clinical X-ray examinations
金沢大学スタディアブロード奨学金,SSD20
An active-type personal dosimeter having functions to derive both incident direction and absolute dose of scattered X-rays during clinical X-ray examinations
European Congress of Radiology (ECR), Invest in the Youth programme
A wearable active-type dosimeter having novel functions to derive both incident direction and absolute dose of scattered X-rays during IVR procedures
テルモ生命科学振興財団，2019年度研究助成
医療従事者の被ばく低減を促すためのリアルタイム式被ばく線量計
金沢大学 令和元年度スタディアブロード奨学金大学院研究交流枠(派遣): RSNA2019
Photon counting technique: How to analyze a novel quantitative image? (共同演者)
SSD19, Award for reduced conference fee & Marko Moscovitch School fee
Precise dose calibration method of OSL dosimeter with help of X-ray spectra toward exposure dose evaluation of eye lens
European Congress of Radiology (ECR), Invest in the Youth programme
Actual dose measurements of assistant during pediatric X-ray examination with a precisely calibrated optically stimulated luminescence dosimeter
European Congress of Radiology (ECR), Invest in the Youth programme
Phantom study toward accurate measurement of eye lens dose exposure of operator during transfemoral cardiac catheterization using fluoroscopy examination with an OSL dosimeter
Books
Impact of blurring correction method in quantitative image analysis using energy-resolving photon counting detector (ERPCD)
医用X線の物理 (特集 整形外科医の職業被曝)
Photon Counting Detectors for X-ray Imaging: Physics and Applications
Patent
CT撮影に用いる放射線遮蔽体の性能評価方法
X線CT検査における被曝線量実測値をCT画像を援用して解析するシステム
X線CT検査における被曝線量実測値をCT画像を援用して解析するシステム
放射線計測システム
放射線線量計
Papers
Effectiveness of radiation protectors to reduce occupational radiation dose of medical staff when performing radioligand therapy with 177Lu
A novel analytic procedure for accurate patient surface dose measurement during computed tomography examination: systematic uncertainty correction related to incident X-ray direction
Optimization of energy windows to calculate quantitative X-ray images using an energy-resolving photon-counting detector: A simulation study
Helpfulness of effective atomic number image in forensic dental identification: photon-counting computed tomography is suitable
Computed tomography findings of idiopathic multicentric Castleman disease subtypes
A suitable procedure of dose reduction factor measurements of X-ray shields during computed tomography examination - the importance of considering positional changes of an X-ray tube -
Effectiveness of an X-ray shielding sheet with lower shielding ability to enable both bone mineral density determination and morphological diagnosis
Evaluation of lower detection limit and performance analyses related to the incident angle of X-rays and absolute dose using a triple-type dosimeter
A blurring correction method suitable to analyze quantitative x-ray images derived from energy-resolving photon counting detector
Performance of elastic x-ray shield made by embedding Bi2O3 particles in porous polyurethane
A wearable active-type X-ray dosimeter having novel functions to derive both incident direction and absolute exposure dose
Thyroid dose reduction shield with the generation of less artifacts used for fast chest CT examination
A disposable OSL dosimeter for in vivo measurement of rectum dose during brachytherapy
Effective atomic number image determination with an energy-resolving photon-counting detector using polychromatic X-ray attenuation by correcting for the beam hardening effect and detector response
Evaluation of calibration factor of OSLD toward eye lens exposure dose measurement of medical staff during IVR
An idea to reduce angular dependence of dosimeter having a disk-shaped detection region
Applicability of a Practical Calibration for the Small-type OSL Dosimeter for Measuring Doses from Direct X-rays and Penetrating X-rays Affected by Scattered Radiation
Development of Novel Rectum Dosimeter using OSL sheet with the aim of Direct Dose Measurement of Organ Dose during Brachytherapy
Direct Dose Measurement of Patients during Pediatric Computed Tomography Examination
Energy and Angular Dependence of the Small-Type OSL Dosimeter in Nuclear Medicine Regions using Monte Carlo Simulation
Direct Radiation Dose Measurement of Rectum during High-Dose-Rate 192Ir Brachytherapy for Cervical Cancer Treatment
Exposure dose measurement during diagnostic pediatric X-ray examination using an optically stimulated luminescence (OSL) dosimeter based on precise dose calibration taking into consideration variation of X-ray spectra
Precise material identification method based on a photon counting technique with correction of the beam hardening effect in X-ray spectra
Proceedings
Applicability of high tube voltage imaging to achieve accurate quantitative images when applying photon counting detectors to general radiography
Direct dose measurement method during chest CT examination by taking into consideration the X-ray incident direction
Simulation study on functional images to optimize radiographic condition using energy resolving photon counting detector
Automatic determination algorithm of intrinsic parameters on response function of energy-resolving photon counting imaging detector
A wearable active-type dosimeter having novel functions to derive both incident direction and absolute dose of scattered X-rays during IVR procedures
Practical procedure to reduce thyroid dose related to the overranging effect during fast chest CT examination using a novel sponge shield with embedded fine bismuth particles
Dose calibration factor of an OSL dosimeter during CT examination to measure exposure dose of patients taking into consideration proper X-ray quality
Feasibility study of photon counting detector for producing effective atomic number image
Importance of considering the response function of photon counting detectors with the goal of precise material identification
Determining the difference of calibration factors in diagnostic X-rays and mono-energetic X-rays of the small type OSL dosimeter for a more precise dose evaluation in diagnostic X-ray examinations
Reproduction of response functions of a multi-pixel-type energy-resolved photon counting detector while taking into consideration interaction of X-rays, charge sharing and energy resolution
Phantom study using an OSL dosimeter with the aim of accurate measurement of eye lens dose exposure of operator during transfemoral cardiac catheterization using fluoroscopic examination
Novel material identification method using three energy bins of a photon counting detector taking into consideration Z-dependent beam hardening effect correction with the aim of producing an X-ray image with information of effective atomic number
Preliminary study for exposure dose measurement of people assisting during a pediatric X-ray procedure by means of a small-type OSL dosimeter
Development of a novel method based on a photon counting technique with the aim of precise material identification in clinical X-ray diagnosis
Response functions of multi-pixel-type CdTe detector, --- Toward development of precise material identification on diagnostic X-ray images by means of photon counting ---
International Conference
Effective Atomic Number Score in Calcified Plaque Evaluation: Approach Using Photon-Counting CT
Novel procedure to derive relationship between surface and internal doses taking into consideration X-ray incident direction during helical CT examinations
A novel algorithm for generating virtual high-contrast images based on X-ray attenuation analysis using an energy-resolving photon-counting detector
Dental forensic application of effective atomic number images generated using photon-counting CT
Patient CT dosimetry using an OSL dosimeter with consideration for X-ray incident direction
Functional imaging using energy-resolving photon counting detector at the high-counting-rate clinical condition
How can we use effective atomic number information generated by photon-counting computed tomography? – A proposal for application to dental forensics –
Clinical study of patient surface dose measurement taking into consideration the differences of the X-ray incident angle during chest CT examination
Pulse Pile-up Correction of Objects with Various Atomic Numbers for Clinical Applications Using a Photon Counting Detector
System design to realize functional and conventional images during single X-ray irradiation using a photon counting detector
Discrimination of non-metal dental material using photon counting CT toward identifying human remains
Convenient procedure to determine a dose reduction factor of the collar-type thyroid shield used for the chest CT examination
Suitability of High Tube Voltage Imaging for General Radiography When Using Energy Resolving Photon Counting Detectors
A Correction Method for Image Blurring to Derive Accurate Quantitative Material Information Using an Energy Resolving Photon Counting Detector
A Novel Analysis Method to Determine Surface Radiation Dose Taking into Account the Incident Angle of X-rays During a Helical Scanning CT Examination
A Novel Evaluation Procedure of X-ray Shielding Ability by Estimating X-ray Incident Direction During Helical CT Examination
Direct Dose Measurement Method During Chest CT Examination by Taking into Consideration the X-ray Incident Direction
Applicability of High Tube Voltage Imaging to Achieve Accurate Quantitative Images When Applying Photon Counting Detectors to General Radiography
Will General Radiography Become More Valuable When Exploiting the Performance of a Photon Counting Detector?
How can we establish direct radiation dose measurement during CT examinations?
Simulation study on functional images to optimize radiographic condition using energy resolving photon counting detector
Automatic determination algorithm of intrinsic parameters on response function of energy-resolving photon counting imaging detector
Feasibility study of X-ray shielding procedure for reducing thyroid dose caused by overranging effect during CT examination
An active-type personal dosimeter having functions to derive both incident direction and absolute dose of scattered X-rays during clinical X-ray examinations
Exposure Dose Reduction in Medical X-ray Diagnostics for BMD Measurement
Evidence of exposure dose reduction outside the scanning region during fast scan chest CT examination through the use of an X-ray shield
A novel function for wearable dosimeters: to determine both incident direction and absolute dose of X-rays during IVR procedure
A correction method for object edge blurring that is effective for quantitative analysis using photon counting imaging
Suitability of High-Tube-Voltage Imaging When Using Energy Resolving Photon Counting Detector (ERPCD): Simulation Study
Thyroid dose reduction related to the overranging effect by using a novel sponge-type shield during high-pitch chest CT examination
Practical procedure to reduce thyroid dose related to the overranging effect during fast chest CT examination using a novel sponge shield with embedded fine bismuth particles
A wearable active-type dosimeter having novel functions to derive both incident direction and absolute dose of scattered X-rays during IVR procedures
What Information Can We Derive From In-vivo Rectum Dose Measurement During RALS Irradiation?
Trial to Fabricate a Radiation Dosimeter Having Functions to Determine Both Incident Angle and Exposure Dose of Scattered X-rays
How can we perform actual dose measurement? Clinically applicable procedures and its impact
Dose calibration factor of an OSL dosimeter during CT examination to measure exposure dose of patients taking into consideration proper X-ray quality
Photon counting technique: How to analyze a novel quantitative image?
Importance of considering the response function of photon counting detectors with the goal of precise material identification
Feasibility study of photon counting detector for producing effective atomic number image
Precise dose calibration method of OSL dosimeter with help of X-ray spectra toward exposure dose evaluation of eye lens
Practical calibration curve for a small-type OSL dosimeter to measure exposure dose of patients during medical X-ray diagnosis
Development of a Clinically Applicable Rectum Dosimeter for Brachytherapy using an Optically Stimulated Luminescence Dosimeter
Novel Disk-Shaped OSL Dosimeter Having Smaller Angular Dependence
Determining the difference of calibration factors in diagnostic X-rays and mono-energetic X-rays of the small type OSL dosimeter for a more precise dose evaluation in diagnostic X-ray examinations
Actual dose measurements of assistant during pediatric X-ray examination with a precisely calibrated optically stimulated luminescence dosimeter
Evaluation of dose to risk organ during brachytherapy for cervical cancer using a novel passive rectum dosimeter
Effective atomic number image produced with energy-resolved photon counting detector toward the development of next-generation plain X-ray diagnosis
Trial study for development of a novel-formed dosimeter having lower angular dependence
Evaluating the energy dependence of the small type Optically Stimulated Luminescence (OSL) “nanoDot” dosimeters in the energy region of diagnostic X-rays by using Monte Carlo Simulation
Reproduction of response functions of a multi-pixel-type energy-resolved photon counting detector while taking into consideration interaction of X-rays, charge sharing and energy resolution
First Trial of Actual Dose Measurement of Organ at Risk During Brachytherapy for Cervical Cancer in Tokushima University Hospital
Radiation dose measurement in pediatric CT examination using nanoDot dosimeters, a small type Optically Stimulated Luminescence (OSL) dosimeter
Proper Calibration Factor of Small Type OSL Dosimeter for Evaluating Eye Lens Dose of Operators during X-ray Fluoroscopic Procedure
Preliminary study for eye lens dose evaluation of the medical staff during interventional fluoroscopy using Optically Stimulated Luminescence dosimeters
Phantom study using an OSL dosimeter with the aim of accurate measurement of eye lens dose exposure of operator during transfemoral cardiac catheterization using fluoroscopic examination
Energy dependence of nanoDot OSL dosimeters to low energy X-Rays using Monte-Carlo simulation code EGS5
Potential of photon counting technique for next-generation type X-Ray diagnostic system -To provide new medical image concerning effective atomic numbers using plain X-Ray-
Development of a new in-vivo measurement system by means of OSL dosimeters during brachytherapy for cervical cancer
Precise calibration factor of small-type OSL dosimeter with the aim toward analysis of exposure doses caused by scattering X-Ray in the diagnostic region
Development of a Novel Rectum Dosimeter for Evaluation of Organ Dose Exposure during Brachytherapy using High-Dose-Rate Ir-192
Novel material identification method using three energy bins of a photon counting detector taking into consideration Z-dependent beam hardening effect correction with the aim of producing an X-Ray image with information of effective atomic number
Energy and Angular Dependence of the small type OSL Dosimeter in Diagnostic and Nuclear Medicine Regions using Monte Carlo Simulation
Direct Radiation Dose Measurement of Rectum during High-Dose-Rate 192Ir Brachytherapy for Cervical Cancer Treatment
Applicability of Practical Calibration of a Small-type OSL Dosimeter For Measuring the Exposure Doses Effected by Scattered and Penetrating X-rays
Direct Dose Measurement of Patients during Pediatric Computed Tomography Examination
Development of Novel Rectum Dosimeter using OSL sheet with the aim of Direct Dose Measurement of Organ Dose during Brachytherapy
Preliminary study for exposure dose measurement of people assisting during a pediatric X-ray procedure by means of a small-type OSL dosimeter
Development of a novel method based on a photon counting technique with the aim of precise material identification in clinical X-ray diagnosis
Response functions of multi-pixel type CdTe detector, --- toward development of precise material identification in diagnosti x-ray images by means of photon counting ---
Calculation of energy and angular dependences of the small-type OSL dosimeter in the diagnostic and nuclear medicine regions using the Monte-Carlo simulation code
Basic study for material identification toward development of a next generation type X-ray diagnosis detector based on a photon counting technique
国内学会発表
Photon Counting Detector CTで生成したハイドロキシアパタイト画像を用いた冠動脈プラーク定量評価の臨床試験
医療被ばく実測に向けたCT画像への影響の少ないリアルタイムOSL線量計の開発
フォトンカウンティングCTにおける耳小骨画像の再構成関数の検討
Photon Counting Detector CTを用いた冠動脈プラークの解析手法の提案
Photon counting detector CTを用いた線量計算におけるCT値-電子密度の変換精度の評価
Lu-177を用いた核医学治療における医療従事者の水晶体被ばく防護に向けた鉛遮蔽効果のシミュレーション評価
特別企画 PCCTセッション，技術編: 検出器の技術革新から知るPCD-CT
散乱X線の入射角度を解析できる新しい概念のアクティブ型線量計の設計とIVRでの使用を想定した実証実験
使用経験から知るフォトンカウンティングCT ～検出器の技術革新を理解する～
フォトンカウンティングCTを用いた実効原子番号画像による非金属歯科材料の弁別
ディスポ型自作直腸線量計を用いた子宮頸がん治療における線量の実測
A Novel Algorithm for Material Identification Based on a Photon Counting Technique -Toward the Development of a Quantitative Plain X-ray Diagnosis Using an Effective Atomic Number Image-
Dual-type active dosimeter having a novel algorithm to identify incident angles of X-rays
Phantom study using novel shaped OSL dosimeters having smaller angular dependence toward actual dose measurement during clinical X-ray examination
子宮頸癌の腔内照射における直腸線量実測に向けたディスポーザブル型直腸線量計の開発
Monte-Carlo Simulation of Photon Counting Detector towards Production of Effective Atomic Number Images Using Continuous X-rays
Actual Dose Measurement of Assistants while Positioning Patients during Pediatric X-ray Examination Using a Small-type Optically Stimulated Luminescence Dosimeter
小型OSL線量計の診断用X線に対する応答のエネルギー依存性の精密評価
小型OSL線量計を用いたIVR術者水晶体被ばく線量測定に向けた線量値の信頼性の検証
192Irを用いたHDR-RALSによる子宮頸癌治療時の直腸線量の実測
Potentiality of Effective Atomic Number Image Based on Photon Counting Technique for Achieving Proper Diagnosis Using Plain X-ray
Rectum Dose Measurements Using Novel Dosimetric System During High-Dose-Rate 192Ir Brachytherapy Treatment of Cervical Cancer
Proposal of Accurate Calibration for Measuring Eye Lens Dose of the Operator during Transfemoral Cardiac Catheterization with Fluoroscopic System Using an OSL dosimeter
小型OSL線量計を用いた超精密測定に向けた固有効率の決定
子宮頸癌に対するイリジウム192を用いた腔内照射における自作直腸線量計を用いたin-vivoドジメトリー
放射線診断における被ばく線量の実測に向けた小型OSL線量計の線量校正の信頼性評価
小型OSL線量計を用いた新生児CT撮影時における入射表面線量の実測への検討
Simulation study for effective reduction procedure of scattered Xrays toward high accuracy material identification based on photon counting technique
小型OSL線量計を用いた小児X線撮影における介助者被ばく実測に向けた現状と課題
シミュレーションコードEGS5を用いた137Csと60Coのγ線に対する小型OSL線量計の角度依存性の評価
Fundamental study for material identification to develop next generation type X-ray diagnosis