Hirasawa Takeshi 平沢壮

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HIRASAWA Takeshi 平沢壮

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Researcher Number	60583086
Other IDs
Affiliation (Current)	2025: 長岡技術科学大学, 工学研究科, 准教授
Affiliation (based on the past Project Information) *help	2017 – 2023: 防衛医科大学校(医学教育部医学科進学課程及び専門課程、動物実験施設、共同利用研究施設、病院並びに防衛, 医用工学, 助教 2017: 防衛医科大学校(医学教育部医学科進学課程及び専門課程、動物実験施設、共同利用研究施設、病院並びに防衛, 医学教育部医学科専門課程, 助教 2016: 防衛医科大学校(医学教育部医学科進学課程及び専門課程、動物実験施設、共同利用研究, 医用工学, 助教 2012 – 2016: 防衛医科大学校(医学教育部医学科進学課程及び専門課程、動物実験施設、共同利用研究, 医学教育部医学科専門課程, 助教 2014 – 2015: 防衛医科大学校(医学教育部医学科進学課程及び専門課程、動物実験施設、共同利用研究, その他部局等, 助教 2014: 防衛医科大学校, 医用工学講座, 助教
Review Section/Research Field	Principal Investigator Basic Section 90130:Medical systems-related / Medical systems Except Principal Investigator Basic Section 21030:Measurement engineering-related / Basic Section 56070:Plastic and reconstructive surgery-related / Neurosurgery / Measurement engineering / Urology
Keywords	Principal Investigator 光音響 / 光音響イメージング / 分光イメージング / 光超音波 / マルチスペクトル / ハイパースペクトルイメージング / 光音響顕微鏡 / 皮膚がん / メラニン / ハイパースペクトル … More / 分光 / 顕微鏡 / 分光計測 / 周波数解析 / 光学特性 / 機能イメージング / 光音響画像 / ウェーブレット変換 / 血液酸素飽和度 / 非侵襲計測 / 血液酸素飽和度計測 / マルチスペクトルイメージング / オキシメトリ / レーザー / 超音波 / 光音響画像化技術 … More Except Principal Investigator 生体光イメージング / 逆問題 / 計測工学 / 光音響イメージング / 光音響 / 画像診断 / 光音響画像 / インドシアニングリーン / リンパ浮腫 / 血管新生 / 生体計測 / 光トモグラフィ / 生体医光学 / image reconstruction / photoacoustic imaging / 術中診断 / 超音波エコー / 頭蓋内診断 / 脳血管 / 脳出血 / 脳血管障害 / 光音響技術 / 脳神経外科 / 頸動脈プラーク / 脳腫瘍 / 脳血行再建 / 手術支援 / 手術機器 / 脳外科手術 / 顕微鏡下手術 / 画像再構成 / 信号処理 / 医用工学 / 根治的前立腺摘除術 / 神経温存 / 前立腺癌 Less

リンパ浮腫下でのリンパ管同定への応用を目指した超音波併用光音響イメージングの開発
- Principal Investigator
  
  久保諭
- Project Period (FY)
  2023 – 2025
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 56070:Plastic and reconstructive surgery-related
- Research Institution
  National Defense Medical College
Development of five-dimensional photoacoustic microscopy for analysis of tumor vasculaturePrincipal Investigator
- Principal Investigator
  
  平沢壮
- Project Period (FY)
  2022 – 2024
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 90130:Medical systems-related
- Research Institution
  National Defense Medical College
Quantitative imaging of wound healing process and related parameters based on optical imaging and simulation of angiogenesis
- Principal Investigator
  
  Okawa Shinpei
- Project Period (FY)
  2021 – 2023
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 21030:Measurement engineering-related
- Research Institution
  Hamamatsu University School of Medicine
Development of hyperspectral photoacoustic microscopy and its application to diagnosis of spread of skin cancer lesionsPrincipal Investigator
- Principal Investigator
  
  Hirasawa Takeshi
- Project Period (FY)
  2019 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 90130:Medical systems-related
- Research Institution
  National Defense Medical College
Improvement in optgenetics with optical biomedical tomography
- Principal Investigator
  
  Shinpei Okawa
- Project Period (FY)
  2018 – 2020
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 21030:Measurement engineering-related
- Research Institution
  National Defense Medical College
Improvement and evaluation of blood oxygenation measurement system based on photoacoustic techniquePrincipal Investigator
- Principal Investigator
  
  Takeshi Hirasawa
- Project Period (FY)
  2016 – 2018
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Medical systems
- Research Institution
  National Defense Medical College
Development of monitoring system of oxygenated hemoglobin supply to fetus and placenta based on propagation of light and acoustic wave
- Principal Investigator
  
  Okawa Shinpei
- Project Period (FY)
  2015 – 2017
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Measurement engineering
- Research Institution
  National Defense Medical College
Development of imaging method and novel clinical application for intraoperative diagnostic in microneurosurgery using photoacoustic imaging technology
- Principal Investigator
  
  OTANI NAOKI
- Project Period (FY)
  2015 – 2017
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Neurosurgery
- Research Institution
  National Defense Medical College
Development of non-invasive blood oxygen saturation mapping system based on photoacoustic technologyPrincipal Investigator
- Principal Investigator
  
  HIRASAWA Takeshi
- Project Period (FY)
  2013 – 2015
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Medical systems
- Research Institution
  National Defense Medical College
Development of photoacoustic imaging system for improved real-time visualization of neurovascular bundle during radical prostatectomy
- Principal Investigator
  
  HORIGUCHI Akio
- Project Period (FY)
  2012 – 2014
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Urology
- Research Institution
  National Defense Medical College

All 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013

All Journal Article Presentation

[Journal Article] Real-time fetal monitoring using photoacoustic measurement of placental oxygen saturation in a rabbit hypoxia model2024
- Author(s)
  Okawa Kiguna Sei、Hirasawa Takeshi、Okawa Shinpei、Fujita Masanori、Ishihara Miya
- Journal Title
  
  Placenta
  
  Volume: 146 Pages: 110-119
- DOI
  10.1016/j.placenta.2024.01.005
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-21K04085, KAKENHI-PROJECT-23K28418
[Journal Article] Multiscale photoacoustic imaging of lymphatic vessels in rabbit ears with lymphedema2024
- Author(s)
  Hirasawa Takeshi、Tsuchiya Masato、Kubo Satoshi、Ishikawa Tomohiro、Azuma Ryuichi、Ishihara Miya
- Journal Title
  
  Proceedings of SPIE
  
  Volume: 12842 Pages: 1284210-1284210
- DOI
  10.1117/12.3005338
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22K12856, KAKENHI-PROJECT-23K28418
[Journal Article] Photoacoustic microscopy for real-time monitoring of near-infrared optical absorbers inside biological tissue2024
- Author(s)
  Hirasawa Takeshi、Tachi Kazuyoshi、Ishikawa Tomohiro、Miyashita Manami、Ito Keiichi、Ishihara Miya
- Journal Title
  
  Journal of Biomedical Optics
  
  Volume: 29 Issue: S1
- DOI
  10.1117/1.jbo.29.s1.s11527
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-22K12856, KAKENHI-PROJECT-23K28418
[Journal Article] Photoacoustic microscopy using supercontinuum light for in vivo microscopic imaging of living tissue dynamics2023
- Author(s)
  Hirasawa Takeshi、Tachi Kazuyoshi、Miyashita Manami、Ishikawa Tomohiro、Ito Keiichi、Ishihara Miya
- Journal Title
  
  Proceedings of SPIE
  
  Volume: 12379 Pages: 194-198
- DOI
  10.1117/12.2652280
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22K12856, KAKENHI-PROJECT-19K12856, KAKENHI-PUBLICLY-21H00445
[Journal Article] Spectroscopic photoacoustic microscopic imaging during single spatial scan using broadband excitation light pulses with wavelength-dependent time delay2022
- Author(s)
  Hirasawa Takeshi、Tachi Kazuyoshi、Miyashita Manami、Okawa Shinpei、Kushibiki Toshihiro、Ishihara Miya
- Journal Title
  
  Photoacoustics
  
  Volume: 26 Pages: 100364-100364
- DOI
  10.1016/j.pacs.2022.100364
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-21K04085, KAKENHI-PROJECT-22K12856, KAKENHI-PROJECT-19K12856, KAKENHI-PUBLICLY-21H00445
[Journal Article] Chromatic-aberration-free multispectral optical-resolution photoacoustic microscopy using reflective optics and a supercontinuum light source2021
- Author(s)
  Tachi Kazuyoshi、Hirasawa Takeshi、Okawa Shinpei、Horiguchi Akio、Ito Keiichi、Ishihara Miya
- Journal Title
  
  Applied Optics
  
  Volume: 60 Issue: 31 Pages: 9651-9651
- DOI
  10.1364/ao.434817
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PUBLICLY-21H00445, KAKENHI-PROJECT-19K12856
[Journal Article] Photoacoustic tomography reconstructing absorption coefficient and effect of regularization minimizing p-norm2020
- Author(s)
  Okawa Shinpei、Hirasawa Takeshi、Kushibiki Toshihiro、Fujita Masanori、Ishihara Miya
- Journal Title
  
  Proceedings of SPIE
  
  Volume: 11240 Pages: 132-132
- DOI
  10.1117/12.2551478
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K04188, KAKENHI-PROJECT-19K22986, KAKENHI-PROJECT-17H02113
[Journal Article] Numerical Simulation of Photoacoustic Effect and Its Possibility of Applications to Diagnostic Imaging and Treatment Support2020
- Author(s)
  大川晋平, 平沢壮, 辻田和宏, 櫛引俊宏, 石原美弥
- Journal Title
  
  Nippon Laser Igakkaishi
  
  Volume: 40 Issue: 4 Pages: 348-358
- DOI
  10.2530/jslsm.jslsm-40_0033
- NAID
  130007785793
- ISSN
  0288-6200, 1881-1639
- Year and Date
  2020-01-15
- Language
  Japanese
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18K04188, KAKENHI-PUBLICLY-19H05436, KAKENHI-PROJECT-17H02113
[Journal Article] Validation study of a quantitative photoacoustic image reconstruction using Monte Carlo method and linearization2019
- Author(s)
  Okawa Shinpei、Hirasawa Takeshi、Tsujita Kazuhiro、Kushbiki Toshihiro、Fujita Masanori、Ishihara Miya
- Journal Title
  
  Proceedings of SPIE
  
  Volume: 10878 Pages: 1087855-1087855
- DOI
  10.1117/12.2511836
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K04188
[Journal Article] 光音響イメージングにおける信号周波数に基づく分子プローブ識別法の検討2019
- Author(s)
  平沢壮, 大川晋平, 辻田和宏, 神谷真子, 浦野泰照, 石原美弥
- Journal Title
  
  JSMI Report
  
  Volume: 12(2) Pages: 21-24
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K12856
[Journal Article] Numerical and experimental investigations of dependence of photoacoustic signals from gold nanoparticles on the optical properties2018
- Author(s)
  Okawa, S., Hirasawa, T., Sato, R., Kushibiki, T., Ishihara, M. and Teranishi, T.
- Journal Title
  
  Optical Review
  
  Volume: Online first Issue: 3 Pages: 1-6
- DOI
  10.1007/s10043-018-0435-2
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-15K06125, KAKENHI-PROJECT-17H02113
[Journal Article] Spectral-differential-based unmixing for multispectral photoacoustic imaging2018
- Author(s)
  Hirasawa Takeshi、Iwatate Ryu J.、Kamiya Mako、Okawa Shinpei、Fujita Masanori、Urano Yasuteru、Ishihara Miya
- Journal Title
  
  Applied Optics
  
  Volume: 57 Issue: 10 Pages: 2383-2383
- DOI
  10.1364/ao.57.002383
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16K16413, KAKENHI-PROJECT-17H02113, KAKENHI-PLANNED-15H05951
[Journal Article] 3D quantitative photoacoustic image reconstruction using Monte Carlo method and linearization2018
- Author(s)
  Shinpei Okawa,Takeshi Hirasawa,Kazuhiro Tsujita*,Toshihiro Kushibiki,Miya Ishihara
- Journal Title
  
  Proceedings of SPIE
  
  Volume: 10494 Pages: 172-172
- DOI
  10.1117/12.2293229
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17H02113, KAKENHI-PROJECT-15K06125
[Journal Article] Measurement of blood-oxygen saturation using a photoacoustic technique in the rabbit hypoxemia model2018
- Author(s)
  Sei Kiguna,Fujita Masanori,Hirasawa Takeshi,Okawa Shimpei,Kushibiki Toshihiro,Hidenori Sasa,Kenichi Furuya,Ishihara Miya
- Journal Title
  
  Journal of Clinical Monitoring and Computing
  
  Volume: 6(1) Issue: 2 Pages: 1-4
- DOI
  10.1007/s10877-018-0166-8
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17H02113, KAKENHI-PROJECT-16K16413
[Journal Article] In vivo photoacoustic imaging of uterine cervical lesion and its image processing based on light propagation in biological medium2017
- Author(s)
  Okawa, S., Sei, K., Hirasawa, T., Irisawa, K., Hirota, K., Wada, T., Kushibiki, T., Furuya, K., Ishihara, M.
- Journal Title
  
  Proceedings of SPIE
  
  Volume: 10064 Pages: 100642S-100642S
- DOI
  10.1117/12.2253716
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-15K06125
[Journal Article] Multispectral photoacoustic imaging of tumours in mice injected with an enzyme-activatable photoacoustic probe2017
- Author(s)
  Hirasawa T, Iwatate JR, Kamiya M, Okawa S, Urano Y, Ishihara M
- Journal Title
  
  Journal of Optics
  
  Volume: 19 Issue: 1 Pages: 14002-14002
- DOI
  10.1088/2040-8978/19/1/014002
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PLANNED-15H05951, KAKENHI-PROJECT-14J05763, KAKENHI-PROJECT-16K16413
[Journal Article] Effects of the approximations of light propagation on quantitative photoacoustic tomography using two-dimensional photon diffusion equation and linearization2017
- Author(s)
  Shinpei Okawa,Takeshi Hirasawa,Toshihiro Kushibiki,Miya Ishihara
- Journal Title
  
  Optical Review
  
  Volume: 24(6) Issue: 6 Pages: 705-726
- DOI
  10.1007/s10043-017-0369-0
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-17H02113, KAKENHI-PROJECT-15K06125
[Journal Article] 光音響シミュレーションと定量的トモグラフィー画像再構成－光音響を用いたより高度な診断を目指して－2017
- Author(s)
  大川晋平, 平沢　壮, 佐藤良太，櫛引俊宏, 石原美弥，寺西利治
- Journal Title
  
  OPTRONICS
  
  Volume: 36 Pages: 66-71
- Data Source
  KAKENHI-PROJECT-15K06125
[Journal Article] Multispectral photoacoustic imaging of tumours in mice injected with an enzyme-activatable photoacoustic probe2017
- Author(s)
  Hirasawa T, Iwatate R J, Kamiya M, Okawa S, Urano Y, Ishihara M.
- Journal Title
  
  Journal of Optics
  
  Volume: 19 Pages: 1-14
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-15K10379
[Journal Article] Numerical and experimental studies on quantification of the optical properties by use of photoacoustic measurement2016
- Author(s)
  Shinpei Okawa, Takeshi Hirasawa, Toshihiro Kushibiki, Miya Ishihara
- Journal Title
  
  マス・フォア・インダストリ研究 Mathematical Background and Future Progress of Practical Inverse Problems
  
  Volume: 5 Pages: 81-109
- Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-15K06125
[Journal Article] Effect of the optical properties of gold nanoparticles on photoacoustic signals2016
- Author(s)
  Shinpei Okawa, Takeshi Hirasawa, Ryota Sato, Toshihiro Kushibiki, Miya Ishihara, Toshiharu Teranishi
- Journal Title
  
  Proceedings of SPIE
  
  Volume: 9708 Pages: 970836-970836
- DOI
  10.1117/12.2213879
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-15K06125, KAKENHI-PROJECT-15K12565
[Journal Article] Photoacoustic imaging of small organic molecule-based photoacoustic probe in subcutaneous tumor using P(VDF-TrFE) acoustic sensor2015
- Author(s)
  Takeshi Hirasawa,Shinpei Okawa,Mako Kamiya,Yasuteru Urano,Miya Ishihara
- Journal Title
  
  Proceedings of SPIE
  
  Volume: 9323 Pages: 93233C-93233C
- DOI
  10.1117/12.2081223
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25282158, KAKENHI-PROJECT-25750192
[Journal Article] Quantification of optical attenuation coefficient based on continuous wavelet transform of photoacoustic signals measured by a focused broadband acoustic sensor2014
- Author(s)
  Hirasawa T, Okawa S, Fujita M, Kushibiki T, Ishihara M.
- Journal Title
  
  Proceedings of SPIE
  
  Volume: 8943 Pages: 89435Z-89435Z
- DOI
  10.1117/12.2041676
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25282158, KAKENHI-PROJECT-25750192
[Journal Article] Quantification of effective attenuation coefficients using continuous wavelet transform of photoacoustic signals2013
- Author(s)
  Hirasawa T, Fujita M, Okawa S, Kushibiki T, Ishihara M.
- Journal Title
  
  Applied Optics
  
  Volume: 52(35) Issue: 35 Pages: 8562-8571
- DOI
  10.1364/ao.52.008562
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25282158, KAKENHI-PROJECT-25750192
[Presentation] Multiscale photoacoustic imaging of lymphatic vessels in rabbit ears with lymphedema2024
- Author(s)
  Takeshi Hirasawa, Masato Tsuchiya, Satoshi Kubo, Tomohiro Ishikawa, Ryuichi Azuma, Miya Ishihara
- Organizer
  SPIE Imaging and Sensing 2024
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K09110
[Presentation] Multiscale photoacoustic imaging of lymphatic vessels in rabbit ears with lymphedema2024
- Author(s)
  Takeshi Hirasawa, Masato Tsuchiya, Satoshi Kubo, Tomohiro Ishikawa, Ryuichi Azuma, Miya Ishihara
- Organizer
  SPIE Photonics West BiOS 2024
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K12856
[Presentation] リンパ浮腫モデル動物を対象にしたマルチスケール光音響イメージングの検討2024
- Author(s)
  平沢　壮，土屋　壮登，久保　諭，石川　智啓，新楯　諒，東　隆一，石原　美弥
- Organizer
  第25回（第2期第14回）光音響イメージング技術専門委員会
- Data Source
  KAKENHI-PROJECT-22K12856
[Presentation] Photoacoustic microscopy using supercontinuum light for in vivo microscopic imaging of living tissue dynamics2023
- Author(s)
  Hirasawa Takeshi、Tachi Kazuyoshi、Miyashita Manami、Ishikawa Tomohiro、Ito Keiichi、Ishihara Miya
- Organizer
  SPIE BiOS 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K12856
[Presentation] Photoacoustic microscopy using supercontinuum light for in vivo microscopic imaging of living tissue dynamics2023
- Author(s)
  Takeshi Hirasawa, Kazuyoshi Tachi, Manami Miyashita, Tomohiro Ishikawa, Keiichi Ito, Miya Ishihara
- Organizer
  SPIE BiOS 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K12856
[Presentation] 分子イメージングのための分光光音響顕微鏡の開発2022
- Author(s)
  平沢壮、宮下愛美、田地一欽、櫛引俊宏、石原美弥
- Organizer
  第16回日本分子イメージング学会総会・学術集会
- Data Source
  KAKENHI-PROJECT-22K12856
[Presentation] Spectroscopic photoacoustic microscopic imaging during single spatial scan using a supercontinuum light source2022
- Author(s)
  Takeshi Hirasawa, Kazuyoshi Tachi, Shinpei Okawa, Miya Ishihara
- Organizer
  SPIE Photonics WEST BiOS 2022
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K12856
[Presentation] 分子イメージングのための分光光音響顕微鏡の開発2022
- Author(s)
  平沢壮、宮下愛美、田地一欽、櫛引俊宏、石原美弥
- Organizer
  第16回日本分子イメージング学会総会・学術集会
- Data Source
  KAKENHI-PROJECT-19K12856
[Presentation] マルチスペクトル光音響法の造影剤イメージングへの適用とその展望2021
- Author(s)
  平沢　壮、田地　一欽、大川　晋平、石原　美弥
- Organizer
  第60回日本生体医工学会
- Data Source
  KAKENHI-PROJECT-19K12856
[Presentation] 光音響計測による吸収係数分布の3次元画像再構成2020
- Author(s)
  大川晋平，平沢　壮，櫛引俊宏，藤田真敬，石原美弥
- Organizer
  レーザー学会学術講演会第40回年次大会
- Data Source
  KAKENHI-PROJECT-18K04188
[Presentation] 光音響トモグラフィによる光吸収係数分布画像化におけるp-ノルム正則化2020
- Author(s)
  大川晋平，平沢　壮，櫛引俊宏，藤田真敬，石原美弥
- Organizer
  レーザー学会第547回研究会
- Data Source
  KAKENHI-PROJECT-18K04188
[Presentation] Design optimization of P(VDF-TrFE) film sensor element to detect deep-seated contrast agents2020
- Author(s)
  Takeshi Hirasawa,Kazuyoshi Tachi,Shinpei Okawa,Miya Ishihara
- Organizer
  SPIE Photonics WEST BiOS 2020
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K12856
[Presentation] Photoacoustic measurement technique for sensitive detection of contrast agents2019
- Author(s)
  Takeshi Hirasawa, Shinpei Okawa, Kazuhiro Tsujita, Miya Ishihara
- Organizer
  SPIE Photonics WEST BiOS 2019
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K16413
[Presentation] 光音響技術による光吸収係数分布のイメージングとその診断・治療支援への応用可能性2019
- Author(s)
  大川晋平，平沢　壮，櫛引俊宏，藤田真敬，石原美弥
- Organizer
  第40回日本レーザー医学会総会
- Data Source
  KAKENHI-PROJECT-18K04188
[Presentation] Multispectral photoacoustic tomography for detection of small tumors inside biological tissues2018
- Author(s)
  Hirasawa Takeshi、Okawa Shinpei、Tsujita Kazuhiro、Kushibiki Toshihiro、Fujita Masanori、Urano Yasuteru、Ishihara Miya
- Organizer
  SPIE BiOS, 2018
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K16413
[Presentation] 光音響イメージングと定量的トモグラフィー画像再構成2018
- Author(s)
  大川晋平，平沢　壮，辻田和宏，櫛引俊宏，石原美弥
- Organizer
  第25回医用近赤外線分光法研究会 Medical Optics & Spectroscopy 2018
- Data Source
  KAKENHI-PROJECT-18K04188
[Presentation] 光音響トモグラフィーと定量的画像再構成2018
- Author(s)
  大川晋平, 平沢　壮, 辻田和宏, 櫛引俊宏, 石原美弥
- Organizer
  第37回日本医用画像工学会大会
- Invited
- Data Source
  KAKENHI-PROJECT-18K04188
[Presentation] モンテカルロ法による光伝播計算を用いた定量的光音響画像再構成2018
- Author(s)
  大川晋平, 平沢　壮, 辻田和宏, 櫛引俊宏, 石原美弥
- Organizer
  電気学会　光・量子デバイス研究会
- Invited
- Data Source
  KAKENHI-PROJECT-15K06125
[Presentation] 脳神経外科手術における光音響画像技術の応用2018
- Author(s)
  大谷直樹、石原美弥、平沢壮、竹内誠、豊岡輝繁、和田孝次郎、森健太郎
- Organizer
  第４１回日本脳神経ＣＩ学会総会
- Data Source
  KAKENHI-PROJECT-15K10379
[Presentation] 生体内分子濃度分布の定量的光音響トモグラフィー2018
- Author(s)
  (2)大川晋平, 平沢　壮, 辻田和宏, 櫛引俊宏, 齋藤大蔵, 浦野泰照, 石原美弥
- Organizer
  第13回日本分子イメージング学会
- Data Source
  KAKENHI-PROJECT-18K04188
[Presentation] 分子イメージングのための広帯域超音波センサを用いた光音響イメージングに関する検討2018
- Author(s)
  平沢壮, 大川晋平, 辻田和宏, 神谷真子, 浦野泰照, 石原美弥
- Organizer
  日本分子イメージング学会第13回学会総会・学術集会
- Data Source
  KAKENHI-PROJECT-16K16413
[Presentation] Comparison of photoacoustic signal generation characteristics of small organic molecules with various fluorescence quantum yield2017
- Author(s)
  Takeshi Hirasawa, Ryu J Iwatate, Mako Kamiya, Yuta Ikeda, Shinpei Okawa, Yasuteru Urano, Miya Ishihara
- Organizer
  RIEC International Workshop on Biomedical Optics 2017
- Place of Presentation
  Sendai
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K16413
[Presentation] Noninvasive photoacoustic imaging using microconvex probe2017
- Author(s)
  Okawa, S., Sei, K., Shinchi, M., Nakamura, A., Hirasawa, T., Tsuda, H., Wada, T., Horiguchi, A., Kushibiki, T., Sasa, H., Furuya, K., Asano, T., and Ishihara, M.
- Organizer
  the 94th Annual Meeting of Physiological Society of Japan
- Place of Presentation
  Hamamatsu, Japan
- Year and Date
  2017-03-28
- Invited
- Data Source
  KAKENHI-PROJECT-15K06125
[Presentation] 生体内光伝播計算を用いた定量的3次元光音響トモグラフィー2017
- Author(s)
  大川晋平，平沢　壮，辻田和宏，櫛引俊宏，石原美弥
- Organizer
  第38回日本レーザー医学会総会
- Data Source
  KAKENHI-PROJECT-15K06125
[Presentation] 光音響技術を用いた小動物イメージング法に関する検討2017
- Author(s)
  平沢　壮、大川　晋平、辻田　和宏、櫛引　俊宏、藤田　真敬、浦野　泰照、石原　美弥
- Organizer
  第38回日本レーザー医学会総会
- Data Source
  KAKENHI-PROJECT-16K16413
[Presentation] Dependence of photoacoustic signal generation characteristics on fluorescence quantum yields of small organic molecule based contrast agents2017
- Author(s)
  Takeshi Hirasawa, Ryu J Iwatate, Mako Kamiya, Shinpei Okawa, Yasuteru Urano, Miya Ishihara
- Organizer
  SPIE Photonics West Biomedical Optics, BiOS 2017
- Place of Presentation
  San Francisco
- Year and Date
  2017-01-28
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K16413
[Presentation] 光音響技術を用いた胎盤内血液酸素飽和度計測～胎児超音波診断における新しい定量的指標の可能性～2017
- Author(s)
  精きぐな, 平沢　壮, 大川晋平, 笹　秀典, 古谷健一, 石原美弥
- Organizer
  第40回日本母体胎児学会
- Data Source
  KAKENHI-PROJECT-15K06125
[Presentation] Effect of reference spectra in spectral fitting to discriminate enzymeactivatable photoacoustic probe from intrinsic optical absorbers2016
- Author(s)
  Takeshi Hirasawa, Shinpei Okawa, Ryu J Iwatate, Mako Kamiya, Yasuteru Urano, Miya Ishihara
- Organizer
  SPIE Photonics West BiOS 2016
- Place of Presentation
  サンフランシスコ
- Year and Date
  2016-02-14
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25750192
[Presentation] Approximations in quantitative photoacoustic tomography reconstructing the absorption coefficient2016
- Author(s)
  Okawa, S., Hirasawa, T., Kushibiki, T., and Ishihara, M.
- Organizer
  The 10th ICME International Conference on Complex Medical Engineering
- Place of Presentation
  Utsunomiya, japan
- Year and Date
  2016-08-04
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K06125
[Presentation] Numerical and experimental studies on quanti cation of the optical properties by use of photoacoustic measurement2015
- Author(s)
  Shinpei Okawa, Takeshi Hirasawa, Toshihiro Kushibiki, Miya Ishihara
- Organizer
  九州大学マス・フォア・インダストリ研究所ワークショップ実用逆問題の背景にある数理と新展開
- Place of Presentation
  福岡
- Year and Date
  2015-11-10
- Invited
- Data Source
  KAKENHI-PROJECT-15K06125
[Presentation] Fundamental studies on quantitative biomedical photoacoustic imaging2015
- Author(s)
  Shinpei Okawa, Takeshi Hirasawa, Seishiro Tatsukawa, Sei Kiguna, Toshihiro Kushibiki, Miya Ishihara
- Organizer
  2015 Taiwan-Japan Joint Workshop on Inverse Problems and the Related Topics
- Place of Presentation
  台北
- Year and Date
  2015-11-21
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K06125
[Presentation] Photoacoustic imaging of small organic molecule-based photoacoustic probe in subcutaneous tumor using P(VDF-TrFE) acoustic sensor2015
- Author(s)
  Takeshi Hirasawa, Shinpei Okawa, Mako Kamiya, Yasuteru Urano, Miya Ishihara
- Organizer
  SPIE Photonics West Biomedical Optics, BiOS 2015
- Place of Presentation
  The Moscone Center (San Francisco, California, USA)
- Year and Date
  2015-02-09
- Data Source
  KAKENHI-PROJECT-25750192
[Presentation] 光音響信号を用いた生体組織の光学特性値推定2015
- Author(s)
  立川誠四郎, 大川　晋平, 精　きぐな, 平沢　壮, 櫛引　俊宏, 藤田　真敬, 石原　美弥
- Organizer
  日本光学会年次学術講演会Optics & Photonics Japan 2015
- Place of Presentation
  東京
- Year and Date
  2015-10-28
- Data Source
  KAKENHI-PROJECT-15K06125
[Presentation] Quantification of optical attenuation coefficient based on continuous wavelet transform of photoacoustic signals measured by a focused broadband acoustic sensor2014
- Author(s)
  Takeshi Hirasawa, Shinpei Okawa, Masanori Fujita, Toshihiro Kushibiki, Miya Ishihara
- Organizer
  SPIE Photonics West Biomedical Optics, BiOS 2014
- Place of Presentation
  The Moscone Center (San Francisco, California USA)
- Data Source
  KAKENHI-PROJECT-25750192

1. Okawa Shinpei (20432049)

# of Collaborated Projects: 5 results

# of Collaborated Products: 27 results
2. ISHIHARA Miya (30505342)

# of Collaborated Projects: 4 results

# of Collaborated Products: 22 results
3. 東隆一 (00531112)

# of Collaborated Projects: 3 results

# of Collaborated Products: 4 results
4. HORIGUCHI Akio (20286553)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
5. ASANO Tomohiko (40167226)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
6. OTANI NAOKI (20573637)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
7. 藤井宏之 (00632580)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
8. 森健太郎 (30200364)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
9. 和田孝次郎 (70649409)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
10. 櫛引俊宏 (30403158)

# of Collaborated Projects: 1 results

# of Collaborated Products: 10 results
11. 土屋壮登 (20866735)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
12. 久保諭 (90850553)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
13. TSUJITA Kazuhiro

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
14. SEI Kiguna

# of Collaborated Projects: 1 results

# of Collaborated Products: 5 results
15. FUJITA Masanori

# of Collaborated Projects: 0 results

# of Collaborated Products: 3 results
16. ISHIHARA Masayuki

# of Collaborated Projects: 0 results

# of Collaborated Products: 3 results
17. 神谷真子

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

Hirasawa Takeshi 平沢 壮

HIRASAWA Takeshi 平沢 壮

Research Projects

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リンパ浮腫下でのリンパ管同定への応用を目指した超音波併用光音響イメージングの開発

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Development of five-dimensional photoacoustic microscopy for analysis of tumor vasculaturePrincipal Investigator

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Quantitative imaging of wound healing process and related parameters based on optical imaging and simulation of angiogenesis

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Development of hyperspectral photoacoustic microscopy and its application to diagnosis of spread of skin cancer lesionsPrincipal Investigator

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Improvement in optgenetics with optical biomedical tomography

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Improvement and evaluation of blood oxygenation measurement system based on photoacoustic techniquePrincipal Investigator

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Development of monitoring system of oxygenated hemoglobin supply to fetus and placenta based on propagation of light and acoustic wave

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Development of imaging method and novel clinical application for intraoperative diagnostic in microneurosurgery using photoacoustic imaging technology

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Development of non-invasive blood oxygen saturation mapping system based on photoacoustic technologyPrincipal Investigator

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Development of photoacoustic imaging system for improved real-time visualization of neurovascular bundle during radical prostatectomy

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[Journal Article] Real-time fetal monitoring using photoacoustic measurement of placental oxygen saturation in a rabbit hypoxia model2024

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[Journal Article] Multiscale photoacoustic imaging of lymphatic vessels in rabbit ears with lymphedema2024

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[Journal Article] Photoacoustic microscopy for real-time monitoring of near-infrared optical absorbers inside biological tissue2024

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Hirasawa Takeshi 平沢壮

HIRASAWA Takeshi 平沢壮