JP5730253B2 - レーザ光源ユニット及び光音響画像生成装置 - Google Patents

レーザ光源ユニット及び光音響画像生成装置 Download PDF

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Publication number
JP5730253B2
JP5730253B2 JP2012198099A JP2012198099A JP5730253B2 JP 5730253 B2 JP5730253 B2 JP 5730253B2 JP 2012198099 A JP2012198099 A JP 2012198099A JP 2012198099 A JP2012198099 A JP 2012198099A JP 5730253 B2 JP5730253 B2 JP 5730253B2
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Japan
Prior art keywords
wavelength
light source
optical resonator
unit
photoacoustic
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JP2012198099A
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English (en)
Japanese (ja)
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JP2013084923A (ja
JP2013084923A5 (enExample
Inventor
笠松　直史
直史 笠松
和弘 広田
和弘 広田
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Fujifilm Corp
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Fujifilm Corp
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Priority to JP2012198099A priority Critical patent/JP5730253B2/ja
Priority to PCT/JP2012/073733 priority patent/WO2013047250A1/ja
Priority to CN201280047043.4A priority patent/CN103828145A/zh
Priority to EP12835594.8A priority patent/EP2763248A4/en
Publication of JP2013084923A publication Critical patent/JP2013084923A/ja
Publication of JP2013084923A5 publication Critical patent/JP2013084923A5/ja
Priority to US14/226,470 priority patent/US20140202247A1/en
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/22—Details, e.g. general constructional or apparatus details
    • G01N29/24—Probes
    • G01N29/2418—Probes using optoacoustic interaction with the material, e.g. laser radiation, photoacoustics
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/0093—Detecting, measuring or recording by applying one single type of energy and measuring its conversion into another type of energy
    • A61B5/0095—Detecting, measuring or recording by applying one single type of energy and measuring its conversion into another type of energy by applying light and detecting acoustic waves, i.e. photoacoustic measurements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/46—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by spectral analysis, e.g. Fourier analysis or wavelet analysis
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
    • H01S3/105—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling the mutual position or the reflecting properties of the reflectors of the cavity, e.g. by controlling the cavity length
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
    • H01S3/11—Mode locking; Q-switching; Other giant-pulse techniques, e.g. cavity dumping
    • H01S3/1123—Q-switching
    • H01S3/121—Q-switching using intracavity mechanical devices
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
    • H01S3/11—Mode locking; Q-switching; Other giant-pulse techniques, e.g. cavity dumping
    • H01S3/1123—Q-switching
    • H01S3/121—Q-switching using intracavity mechanical devices
    • H01S3/123—Q-switching using intracavity mechanical devices using rotating mirrors
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
    • A61B2562/02—Details of sensors specially adapted for in-vivo measurements
    • A61B2562/0233—Special features of optical sensors or probes classified in A61B5/00
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/024—Mixtures
    • G01N2291/02475—Tissue characterisation
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/08—Construction or shape of optical resonators or components thereof
    • H01S3/08018—Mode suppression
    • H01S3/08022—Longitudinal modes
    • H01S3/08027—Longitudinal modes by a filter, e.g. a Fabry-Perot filter is used for wavelength setting
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/09—Processes or apparatus for excitation, e.g. pumping
    • H01S3/091—Processes or apparatus for excitation, e.g. pumping using optical pumping
    • H01S3/0915—Processes or apparatus for excitation, e.g. pumping using optical pumping by incoherent light
    • H01S3/092—Processes or apparatus for excitation, e.g. pumping using optical pumping by incoherent light of flash lamp
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
    • H01S3/106—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling devices placed within the cavity

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Immunology (AREA)
  • General Physics & Mathematics (AREA)
  • Biochemistry (AREA)
  • Analytical Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Signal Processing (AREA)
  • Biophysics (AREA)
  • Mathematical Physics (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Surgery (AREA)
  • Molecular Biology (AREA)
  • Medical Informatics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biomedical Technology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Acoustics & Sound (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Lasers (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
JP2012198099A 2011-09-27 2012-09-10 レーザ光源ユニット及び光音響画像生成装置 Active JP5730253B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2012198099A JP5730253B2 (ja) 2011-09-27 2012-09-10 レーザ光源ユニット及び光音響画像生成装置
PCT/JP2012/073733 WO2013047250A1 (ja) 2011-09-27 2012-09-14 レーザ光源ユニット及び光音響画像生成装置
CN201280047043.4A CN103828145A (zh) 2011-09-27 2012-09-14 激光光源单元及光声图像生成装置
EP12835594.8A EP2763248A4 (en) 2011-09-27 2012-09-14 LASER SOURCE UNIT AND OPTOACUSTIC IMAGE GENERATING DEVICE
US14/226,470 US20140202247A1 (en) 2011-09-27 2014-03-26 Laser source unit and photoacoustic image generation apparatus

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2011210143 2011-09-27
JP2011210143 2011-09-27
JP2012198099A JP5730253B2 (ja) 2011-09-27 2012-09-10 レーザ光源ユニット及び光音響画像生成装置

Publications (3)

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JP2013084923A JP2013084923A (ja) 2013-05-09
JP2013084923A5 JP2013084923A5 (enExample) 2014-03-06
JP5730253B2 true JP5730253B2 (ja) 2015-06-03

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US (1) US20140202247A1 (enExample)
EP (1) EP2763248A4 (enExample)
JP (1) JP5730253B2 (enExample)
CN (1) CN103828145A (enExample)
WO (1) WO2013047250A1 (enExample)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6207257B2 (ja) * 2013-06-26 2017-10-04 キヤノン株式会社 被検体情報取得およびレーザ装置
JP6257190B2 (ja) * 2013-07-09 2018-01-10 キヤノン株式会社 被検体情報取得装置およびレーザー装置
JP6411120B2 (ja) * 2014-08-04 2018-10-24 株式会社アマダミヤチ レーザ装置
JP6452110B2 (ja) * 2015-02-06 2019-01-16 キヤノン株式会社 手持ち式プローブ
CN108431575B (zh) * 2015-12-23 2020-02-14 辰和科技药业股份有限公司 基于双重图像的生物成像装置和技术
EP3251578A1 (en) * 2016-05-30 2017-12-06 Leica Instruments (Singapore) Pte. Ltd. Medical device for the observation of a partly fluorescent object, using a filter system with a transmission window
JP6759032B2 (ja) 2016-09-27 2020-09-23 キヤノン株式会社 光音響装置、情報処理方法、及びプログラム
JP2018050776A (ja) * 2016-09-27 2018-04-05 キヤノン株式会社 光音響装置、情報処理方法、及びプログラム
JP2018050775A (ja) 2016-09-27 2018-04-05 キヤノン株式会社 光音響装置、情報処理方法、及びプログラム
JP2018094279A (ja) * 2016-12-16 2018-06-21 株式会社日立製作所 光音響型のカテーテル及び光音響型のカテーテルシステム
JP6448008B2 (ja) * 2017-10-05 2019-01-09 キヤノン株式会社 被検体情報取得装置およびレーザ装置
CN108992042B (zh) * 2018-08-16 2023-10-20 杭州麦依科技有限公司 一种便携式静脉显像仪及其控制方法
JP6842126B2 (ja) * 2019-05-10 2021-03-17 国立大学法人広島大学 振動解析システム、振動解析方法及びプログラム
CN110477852B (zh) * 2019-08-02 2024-06-18 佛山科学技术学院 一种虹膜血管成像系统
CA3235643A1 (en) * 2021-10-21 2023-04-27 Evident Canada, Inc. Color representation of complex-valued ndt data

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US4809283A (en) * 1988-02-26 1989-02-28 Allied-Signal Inc. Method of manufacturing chromium-doped beryllium aluminate laser rod and lasers incorporating the rods therein
JPH0311778A (ja) * 1989-06-09 1991-01-21 Matsushita Electric Ind Co Ltd 半導体レーザ励起固体レーザ装置
JPH09152640A (ja) * 1995-11-30 1997-06-10 Nidek Co Ltd レ−ザ装置
JPH1065260A (ja) * 1996-08-23 1998-03-06 Mitsubishi Cable Ind Ltd 固体レーザ装置
JPH1065238A (ja) 1996-08-23 1998-03-06 Mitsubishi Cable Ind Ltd 固体レーザ装置
US5977538A (en) * 1998-05-11 1999-11-02 Imarx Pharmaceutical Corp. Optoacoustic imaging system
JP2000105464A (ja) * 1998-09-29 2000-04-11 Toshiba Corp レーザ照射装置及び露光装置
JP3361305B2 (ja) * 1999-01-14 2003-01-07 日本電信電話株式会社 光 源
EP1311189A4 (en) * 2000-08-21 2005-03-09 Euro Celtique Sa Near-BLOOD GLUCOSE MONITORING DEVICE
JP4343594B2 (ja) * 2003-06-23 2009-10-14 オリンパス株式会社 内視鏡装置
JP4406226B2 (ja) 2003-07-02 2010-01-27 株式会社東芝 生体情報映像装置
JP2007235063A (ja) 2006-03-03 2007-09-13 Tokyo Institute Of Technology Ｑスイッチレーザおよびｑスイッチ発振方法
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Also Published As

Publication number Publication date
EP2763248A1 (en) 2014-08-06
CN103828145A (zh) 2014-05-28
WO2013047250A1 (ja) 2013-04-04
JP2013084923A (ja) 2013-05-09
US20140202247A1 (en) 2014-07-24
EP2763248A4 (en) 2015-09-02

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