CA2644224C - Ultrasonic matching layer and transducer - Google Patents

Ultrasonic matching layer and transducer Download PDF

Info

Publication number
CA2644224C
CA2644224C CA2644224A CA2644224A CA2644224C CA 2644224 C CA2644224 C CA 2644224C CA 2644224 A CA2644224 A CA 2644224A CA 2644224 A CA2644224 A CA 2644224A CA 2644224 C CA2644224 C CA 2644224C
Authority
CA
Canada
Prior art keywords
layer
matching layer
ultrasonic transducer
matching
lens
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CA2644224A
Other languages
English (en)
French (fr)
Other versions
CA2644224A1 (en
Inventor
N. Chris Chaggares
James Mehi
Desmond Hirson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujifilm Sonosite Inc
Original Assignee
Fujifilm Sonosite Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fujifilm Sonosite Inc filed Critical Fujifilm Sonosite Inc
Priority to CA2928337A priority Critical patent/CA2928337C/en
Publication of CA2644224A1 publication Critical patent/CA2644224A1/en
Application granted granted Critical
Publication of CA2644224C publication Critical patent/CA2644224C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B3/00—Methods or apparatus specially adapted for transmitting mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
    • B06B1/0644—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element
    • B06B1/0662—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element with an electrode on the sensitive surface
    • B06B1/067—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element with an electrode on the sensitive surface which is used as, or combined with, an impedance matching layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/02—Mechanical acoustic impedances; Impedance matching, e.g. by horns; Acoustic resonators
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/26—Sound-focusing or directing, e.g. scanning
    • G10K11/30—Sound-focusing or directing, e.g. scanning using refraction, e.g. acoustic lenses
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
    • G10K9/12—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated
    • G10K9/122—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using piezoelectric driving means
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/50—Piezoelectric or electrostrictive devices having a stacked or multilayer structure
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/42—Details of probe positioning or probe attachment to the patient
    • A61B8/4209—Details of probe positioning or probe attachment to the patient by using holders, e.g. positioning frames
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/10—Methods of surface bonding and/or assembly therefor
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31855—Of addition polymer from unsaturated monomers

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mechanical Engineering (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
CA2644224A 2006-03-02 2007-03-01 Ultrasonic matching layer and transducer Active CA2644224C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA2928337A CA2928337C (en) 2006-03-02 2007-03-01 ULTRASOUND ADAPTATION LAYER AND ASSOCIATED TRANSDUCER

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US11/366,953 US7750536B2 (en) 2006-03-02 2006-03-02 High frequency ultrasonic transducer and matching layer comprising cyanoacrylate
US11/366,953 2006-03-02
PCT/US2007/005300 WO2007103143A2 (en) 2006-03-02 2007-03-01 Ultrasonic matching layer and transducer

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CA2928337A Division CA2928337C (en) 2006-03-02 2007-03-01 ULTRASOUND ADAPTATION LAYER AND ASSOCIATED TRANSDUCER

Publications (2)

Publication Number Publication Date
CA2644224A1 CA2644224A1 (en) 2007-09-13
CA2644224C true CA2644224C (en) 2016-07-12

Family

ID=38470886

Family Applications (2)

Application Number Title Priority Date Filing Date
CA2644224A Active CA2644224C (en) 2006-03-02 2007-03-01 Ultrasonic matching layer and transducer
CA2928337A Active CA2928337C (en) 2006-03-02 2007-03-01 ULTRASOUND ADAPTATION LAYER AND ASSOCIATED TRANSDUCER

Family Applications After (1)

Application Number Title Priority Date Filing Date
CA2928337A Active CA2928337C (en) 2006-03-02 2007-03-01 ULTRASOUND ADAPTATION LAYER AND ASSOCIATED TRANSDUCER

Country Status (6)

Country Link
US (5) US7750536B2 (OSRAM)
EP (1) EP2004063B1 (OSRAM)
JP (7) JP2009528783A (OSRAM)
CN (1) CN101442941B (OSRAM)
CA (2) CA2644224C (OSRAM)
WO (1) WO2007103143A2 (OSRAM)

Families Citing this family (53)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1998095B (zh) 2004-04-20 2010-11-03 视声公司 阵列式超声换能器
WO2007056104A2 (en) 2005-11-02 2007-05-18 Visualsonics Inc. High frequency array ultrasound system
US7750536B2 (en) 2006-03-02 2010-07-06 Visualsonics Inc. High frequency ultrasonic transducer and matching layer comprising cyanoacrylate
US7808156B2 (en) 2006-03-02 2010-10-05 Visualsonics Inc. Ultrasonic matching layer and transducer
US8181523B2 (en) * 2008-07-22 2012-05-22 Nuovo Pignone S.P.A. Ultrasound inspection methods for noisy cast materials and related probes
EP3309823B1 (en) 2008-09-18 2020-02-12 FUJIFILM SonoSite, Inc. Ultrasound transducers
US9173047B2 (en) * 2008-09-18 2015-10-27 Fujifilm Sonosite, Inc. Methods for manufacturing ultrasound transducers and other components
US9184369B2 (en) 2008-09-18 2015-11-10 Fujifilm Sonosite, Inc. Methods for manufacturing ultrasound transducers and other components
US7905007B2 (en) * 2009-03-18 2011-03-15 General Electric Company Method for forming a matching layer structure of an acoustic stack
US20100256502A1 (en) * 2009-04-06 2010-10-07 General Electric Company Materials and processes for bonding acoustically neutral structures for use in ultrasound catheters
US10602289B2 (en) * 2010-03-09 2020-03-24 Baker Hughes, A Ge Company, Llc Acoustic transducer with a liquid-filled porous medium backing and methods of making and using same
US8030829B1 (en) * 2010-03-26 2011-10-04 MALAXIT Co. Hybrid piezoelectric composites with high electromechanical characteristics
KR101928946B1 (ko) 2011-05-10 2019-03-12 에디슨 웰딩 인스티튜트, 인코포레이티드 3차원 매트릭스 위상 어레이 점 용접 검사 시스템
US9037419B2 (en) 2011-05-10 2015-05-19 Edison Welding Institute, Inc. Portable matrix phased array spot weld inspection system
WO2013090596A1 (en) 2011-12-13 2013-06-20 Piezotech Llc Enhanced bandwidth transducer for well integrity measurement
WO2013145740A1 (ja) * 2012-03-29 2013-10-03 京セラ株式会社 電子機器、パネルユニット、電子機器用ユニット
US9113825B2 (en) * 2012-07-10 2015-08-25 Fujifilm Sonosite, Inc. Ultrasonic probe and aligned needle guide system
US9307952B2 (en) * 2012-12-21 2016-04-12 Volcano Corporation Method for focusing miniature ultrasound transducers
JP6149425B2 (ja) * 2013-03-01 2017-06-21 コニカミノルタ株式会社 超音波探触子の製造方法
US9211110B2 (en) 2013-03-15 2015-12-15 The Regents Of The University Of Michigan Lung ventillation measurements using ultrasound
US9502023B2 (en) * 2013-03-15 2016-11-22 Fujifilm Sonosite, Inc. Acoustic lens for micromachined ultrasound transducers
JP2014198083A (ja) * 2013-03-29 2014-10-23 セイコーエプソン株式会社 音響整合体並びに超音波プローブおよび超音波測定装置
JP2015112326A (ja) * 2013-12-12 2015-06-22 キヤノン株式会社 プローブ、被検体情報取得装置
WO2015095721A1 (en) * 2013-12-20 2015-06-25 Fujifilm Sonosite, Inc. High frequency ultrasound transducers
EP4018918B1 (en) * 2014-02-27 2025-03-26 Seno Medical Instruments, Inc. Probe having light delivery through combined optically diffusing and acoustically propagating element
TWI662540B (zh) * 2014-03-12 2019-06-11 美商富士膠片索諾聲公司 具有超音波透鏡與整合中央匹配層的高頻超音波轉換器
US11723625B2 (en) * 2014-04-25 2023-08-15 Transducerworks, Llc Acoustic lens of enhanced wear resistance
CN107107108B (zh) * 2014-10-01 2019-08-16 海浪科技有限公司 超声换能器匹配层及其制造方法
KR102457217B1 (ko) * 2014-12-26 2022-10-21 삼성메디슨 주식회사 프로브 및 프로브의 제조방법
KR102373132B1 (ko) * 2014-12-26 2022-03-11 삼성메디슨 주식회사 초음파 프로브 장치 및 초음파 촬영 장치
DE102015202393A1 (de) * 2015-02-11 2016-08-11 Robert Bosch Gmbh Schallwandler umfassend eine Vielzahl von Einzelwandlern und Verfahren zu dessen Herstellung
JP2018512769A (ja) * 2015-03-03 2018-05-17 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． 音響窓層を備えるｃｍｕｔアレイ
WO2016139087A1 (en) * 2015-03-03 2016-09-09 Koninklijke Philips N.V. A cmut array comprising an acoustic window layer
CN105381943B (zh) * 2015-10-14 2018-02-09 深圳市理邦精密仪器股份有限公司 超声换能器、渐变声阻抗匹配层及其制作方法
JP6766149B2 (ja) * 2015-12-18 2020-10-07 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． 超音波アレイのための音響レンズ
US11039814B2 (en) 2016-12-04 2021-06-22 Exo Imaging, Inc. Imaging devices having piezoelectric transducers
CA3050145A1 (en) * 2017-02-24 2018-08-30 Justin Rorke Buckland Ultrasonic devices including acoustically matched regions therein
US10925628B2 (en) 2017-09-18 2021-02-23 Novuson Surgical, Inc. Tissue engagement apparatus for theapeutic ultrasound apparatus and method
US10656007B2 (en) 2018-04-11 2020-05-19 Exo Imaging Inc. Asymmetrical ultrasound transducer array
US10648852B2 (en) 2018-04-11 2020-05-12 Exo Imaging Inc. Imaging devices having piezoelectric transceivers
WO2019226547A1 (en) 2018-05-21 2019-11-28 Exo Imaging, Inc. Ultrasonic transducers with q spoiling
CN112805843B (zh) 2018-08-01 2024-06-14 艾科索成像公司 用于集成具有混合触点的超声换能器的系统和方法
JP7162143B2 (ja) 2019-08-30 2022-10-27 富士フイルム株式会社 音響整合層材、音響整合層材用組成物、音響整合シート、音響波プローブ、音響波測定装置、及び音響波プローブの製造方法
JP2023511802A (ja) 2019-09-12 2023-03-23 エコー イメージング，インク． 端部溝、仮想ピボット、および非拘束状態の境界を介する、ｍｕｔ結合効率および帯域幅の増加
JP7395946B2 (ja) * 2019-10-17 2023-12-12 コニカミノルタ株式会社 超音波プローブ、超音波診断装置およびバッキング材の製造方法
CN111013994B (zh) * 2019-12-05 2021-08-27 上海交通大学 一种接触式聚焦型医用压电超声换能器及制备方法
EP4223226B1 (en) * 2020-09-30 2025-10-08 FUJIFILM Corporation Acoustic matching layer material, acoustic matching sheet, composition for forming acoustic matching sheet, acoustic wave probe, acoustic wave measurement device, and production methods for acoustic matching layer material and acoustic wave probe
US11951512B2 (en) 2021-03-31 2024-04-09 Exo Imaging, Inc. Imaging devices having piezoelectric transceivers with harmonic characteristics
US11819881B2 (en) 2021-03-31 2023-11-21 Exo Imaging, Inc. Imaging devices having piezoelectric transceivers with harmonic characteristics
US11715321B2 (en) 2021-05-13 2023-08-01 Apple Inc. Geometric structures for acoustic impedance matching and improved touch sensing and fingerprint imaging
US12486159B2 (en) 2021-06-30 2025-12-02 Exo Imaging, Inc. Micro-machined ultrasound transducers with insulation layer and methods of manufacture
WO2023220036A1 (en) * 2022-05-09 2023-11-16 Bfly Operations, Inc. Method and system for acoustic crosstalk suppression
CN117019608B (zh) * 2023-10-08 2024-01-05 中北大学 一种高性能空气耦合超声点聚焦换能器及其制备方法

Family Cites Families (187)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5413370U (OSRAM) 1977-06-30 1979-01-27
JPS5826547B2 (ja) * 1977-07-01 1983-06-03 横河電機株式会社 超音波送受信子
US4240090A (en) 1978-06-14 1980-12-16 Rca Corporation Electroluminescent semiconductor device with fiber-optic face plate
JPS5686598A (en) * 1979-12-17 1981-07-14 Toshiba Corp Manufacture for ultrasonic wave transducer
US4387720A (en) * 1980-12-29 1983-06-14 Hewlett-Packard Company Transducer acoustic lens
JPS58171665A (ja) * 1982-04-01 1983-10-08 Hitachi Medical Corp 超音波探触子の製造方法
US4484820A (en) 1982-05-25 1984-11-27 Therma-Wave, Inc. Method for evaluating the quality of the bond between two members utilizing thermoacoustic microscopy
JPS58216294A (ja) 1982-06-10 1983-12-15 松下電器産業株式会社 音響レンズ
EP0119855B2 (en) * 1983-03-17 1992-06-10 Matsushita Electric Industrial Co., Ltd. Ultrasonic transducers having improved acoustic impedance matching layers
JPS59225044A (ja) * 1983-06-07 1984-12-18 松下電器産業株式会社 超音波トランスジユ−サ
JPS61172546A (ja) * 1985-01-29 1986-08-04 日本電気株式会社 超音波探触子
JPS61172546U (OSRAM) 1985-04-15 1986-10-27
JPS61278297A (ja) * 1985-06-04 1986-12-09 Toshiba Corp 超音波探触子
US4672963A (en) 1985-06-07 1987-06-16 Israel Barken Apparatus and method for computer controlled laser surgery
JPS6297245A (ja) 1985-06-14 1987-05-06 Tsutomu Hoshimiya 映像方式
DE3787746T2 (de) * 1986-04-02 1994-02-17 Matsushita Electric Ind Co Ltd Ultraschallwandler mit einem Ultraschallfortpflanzungsmedium.
JPS63220846A (ja) * 1987-03-10 1988-09-14 松下電器産業株式会社 超音波探触子
US4856335A (en) 1987-10-21 1989-08-15 The Expert System Technologies, Inc. Method of establishing standard composite material properties
JPH0827264B2 (ja) 1988-09-21 1996-03-21 工業技術院長 マルチ変調周波数による光音響撮像方法
JP2763326B2 (ja) 1989-03-31 1998-06-11 オリンパス光学工業株式会社 超音波用結像レンズ系
US5136172A (en) 1989-08-16 1992-08-04 Hitachi, Ltd. Method and apparatus for detecting photoacoustic signal
JPH0440099A (ja) * 1990-06-04 1992-02-10 Omron Corp 超音波探触子
JPH0440099U (OSRAM) 1990-07-28 1992-04-06
US5353798A (en) * 1991-03-13 1994-10-11 Scimed Life Systems, Incorporated Intravascular imaging apparatus and methods for use and manufacture
US5235553A (en) * 1991-11-22 1993-08-10 Advanced Imaging Systems Solid ultrasonic lens
JP3168350B2 (ja) 1992-03-17 2001-05-21 セイコープレシジョン株式会社 カメラの表示用電源回路
US5265612A (en) 1992-12-21 1993-11-30 Medical Biophysics International Intracavity ultrasonic device for elasticity imaging
US5453575A (en) * 1993-02-01 1995-09-26 Endosonics Corporation Apparatus and method for detecting blood flow in intravascular ultrasonic imaging
US20070016071A1 (en) * 1993-02-01 2007-01-18 Volcano Corporation Ultrasound transducer assembly
JPH06254100A (ja) * 1993-03-05 1994-09-13 Toshiba Corp 音響レンズおよび超音波プローブ
GB9312327D0 (en) 1993-06-15 1993-07-28 British Tech Group Laser ultrasound probe and ablator
US5553035A (en) * 1993-06-15 1996-09-03 Hewlett-Packard Company Method of forming integral transducer and impedance matching layers
ZA948393B (en) 1993-11-01 1995-06-26 Polartechnics Ltd Method and apparatus for tissue type recognition
JP3495069B2 (ja) 1993-12-03 2004-02-09 株式会社日立製作所 光熱変位信号検出方法とその装置
JP3379180B2 (ja) 1993-12-13 2003-02-17 株式会社日立製作所 光音響信号検出方法及びその装置
US5577507A (en) * 1994-11-21 1996-11-26 General Electric Company Compound lens for ultrasound transducer probe
US6246898B1 (en) * 1995-03-28 2001-06-12 Sonometrics Corporation Method for carrying out a medical procedure using a three-dimensional tracking and imaging system
US5834687A (en) 1995-06-07 1998-11-10 Acuson Corporation Coupling of acoustic window and lens for medical ultrasound transducers
JPH09107594A (ja) * 1995-10-13 1997-04-22 Nikkiso Co Ltd 超音波装置
US5840023A (en) 1996-01-31 1998-11-24 Oraevsky; Alexander A. Optoacoustic imaging for medical diagnosis
US5991693A (en) 1996-02-23 1999-11-23 Mindcraft Technologies, Inc. Wireless I/O apparatus and method of computer-assisted instruction
US5713356A (en) 1996-10-04 1998-02-03 Optosonics, Inc. Photoacoustic breast scanner
JP3844869B2 (ja) 1998-01-22 2006-11-15 株式会社日立メディコ 針状超音波探触子および超音波診断装置
US6183578B1 (en) * 1998-04-21 2001-02-06 Penn State Research Foundation Method for manufacture of high frequency ultrasound transducers
US6104942A (en) 1998-05-12 2000-08-15 Optosonics, Inc. Thermoacoustic tissue scanner
US5971925A (en) 1998-06-08 1999-10-26 Acuson Corporation Broadband phased array transducer with frequency controlled two dimensional aperture capability for harmonic imaging
US6194814B1 (en) * 1998-06-08 2001-02-27 Acuson Corporation Nosepiece having an integrated faceplate window for phased-array acoustic transducers
WO2000022987A2 (en) 1998-10-19 2000-04-27 The Government Of The United States Of America, Represented By The Secretary, Department Of Health And Human Services Electroacoustic imaging methods and apparatus
JP3488102B2 (ja) * 1998-11-06 2004-01-19 オリンパス株式会社 超音波探触子
JP3429696B2 (ja) * 1998-12-28 2003-07-22 松下電器産業株式会社 超音波探触子
US6216025B1 (en) 1999-02-02 2001-04-10 Optosonics, Inc. Thermoacoustic computed tomography scanner
JP3745157B2 (ja) 1999-04-06 2006-02-15 独立行政法人科学技術振興機構 光音響顕微鏡装置及びその映像方法
US7175644B2 (en) 2001-02-14 2007-02-13 Broncus Technologies, Inc. Devices and methods for maintaining collateral channels in tissue
WO2001010295A1 (en) 1999-08-06 2001-02-15 The Board Of Regents Of The University Of Texas System Optoacoustic monitoring of blood oxygenation
AU6776500A (en) 1999-08-10 2001-03-05 Regents Of The University Of California, The Method and computer program product for assessing neurological conditions and treatments using evoked response potentials
US6567688B1 (en) 1999-08-19 2003-05-20 The Texas A&M University System Methods and apparatus for scanning electromagnetically-induced thermoacoustic tomography
JP2001069594A (ja) 1999-08-26 2001-03-16 Matsushita Electric Ind Co Ltd 超音波探触子
CA2332158C (en) 2000-03-07 2004-09-14 Matsushita Electric Industrial Co., Ltd. Ultrasonic probe
US6443900B2 (en) 2000-03-15 2002-09-03 Olympus Optical Co., Ltd. Ultrasonic wave transducer system and ultrasonic wave transducer
IT1316597B1 (it) 2000-08-02 2003-04-24 Actis S R L Generatore optoacustico di ultrasuoni da energia laser alimentatatramite fibra ottica.
US6558323B2 (en) 2000-11-29 2003-05-06 Olympus Optical Co., Ltd. Ultrasound transducer array
US6490470B1 (en) 2001-06-19 2002-12-03 Optosonics, Inc. Thermoacoustic tissue scanner
US6666825B2 (en) * 2001-07-05 2003-12-23 General Electric Company Ultrasound transducer for improving resolution in imaging system
US7139676B2 (en) 2002-01-18 2006-11-21 Agilent Technologies, Inc Revising a test suite using diagnostic efficacy evaluation
US7964214B2 (en) 2006-07-13 2011-06-21 Peyman Gholam A Method and composition for hyperthermally treating cells in the eye with simultaneous imaging
JP3894024B2 (ja) 2002-03-29 2007-03-14 富士ゼロックス株式会社 画像形成方法
JP2004020986A (ja) 2002-06-18 2004-01-22 Fuji Xerox Co Ltd 画像書込装置及び光書込表示媒体
AU2003249200B2 (en) 2002-07-12 2009-08-13 Iscience Interventional Corporation Ultrasound interfacing device for tissue imaging
US20040054287A1 (en) * 2002-08-29 2004-03-18 Stephens Douglas Neil Ultrasonic imaging devices and methods of fabrication
US7367948B2 (en) 2002-08-29 2008-05-06 The Regents Of The University Of Michigan Acoustic monitoring method and system in laser-induced optical breakdown (LIOB)
US7774042B2 (en) 2002-09-26 2010-08-10 Senco Brands, Inc. Tissue scanner
US7245789B2 (en) 2002-10-07 2007-07-17 Vascular Imaging Corporation Systems and methods for minimally-invasive optical-acoustic imaging
US7133713B2 (en) 2002-10-10 2006-11-07 Visualsonics Inc. Integrated multi-rail imaging system
US8078256B2 (en) 2002-10-10 2011-12-13 Visualsonics Inc. Integrated multi-rail imaging system
EP1465531B1 (en) 2002-10-10 2012-12-19 Visualsonics Inc. High frequency high frame-rate ultrasound imaging system
US7426904B2 (en) 2002-10-10 2008-09-23 Visualsonics Inc. Small-animal mount assembly
JP4234393B2 (ja) 2002-10-31 2009-03-04 株式会社東芝 生体情報計測装置
US6822376B2 (en) * 2002-11-19 2004-11-23 General Electric Company Method for making electrical connection to ultrasonic transducer
US20040215072A1 (en) 2003-01-24 2004-10-28 Quing Zhu Method of medical imaging using combined near infrared diffusive light and ultrasound
US7332850B2 (en) * 2003-02-10 2008-02-19 Siemens Medical Solutions Usa, Inc. Microfabricated ultrasonic transducers with curvature and method for making the same
WO2004075753A1 (ja) 2003-02-27 2004-09-10 Hitachi Medical Corporation 超音波探触子
US7052460B2 (en) 2003-05-09 2006-05-30 Visualsonics Inc. System for producing an ultrasound image using line-based image reconstruction
JP2004351023A (ja) 2003-05-30 2004-12-16 Olympus Corp 光音響プローブ
JP4406226B2 (ja) 2003-07-02 2010-01-27 株式会社東芝 生体情報映像装置
US20050070803A1 (en) 2003-09-30 2005-03-31 Cullum Brian M. Multiphoton photoacoustic spectroscopy system and method
TWI240990B (en) 2003-10-21 2005-10-01 Ind Tech Res Inst Preparation method of micromachined capacitive ultrasonic transducer by the imprinting technique
US20050101854A1 (en) 2003-11-10 2005-05-12 Sonotech, Inc. Medical ultrasound transducer UV sterilization device
US7266407B2 (en) 2003-11-17 2007-09-04 University Of Florida Research Foundation, Inc. Multi-frequency microwave-induced thermoacoustic imaging of biological tissue
JP4528606B2 (ja) * 2003-12-09 2010-08-18 株式会社東芝 超音波プローブ及び超音波診断装置
US20050127793A1 (en) * 2003-12-15 2005-06-16 Baumgartner Charles E. Acoustic backing material for small-element ultrasound transducer arrays
EP1711101A1 (en) 2004-01-15 2006-10-18 Glucon Inc. Wearable glucometer
JP4643153B2 (ja) 2004-02-06 2011-03-02 株式会社東芝 非侵襲生体情報映像装置
JP3982824B2 (ja) * 2004-03-04 2007-09-26 本多電子株式会社 配列型の超音波探触子
CN1998095B (zh) 2004-04-20 2010-11-03 视声公司 阵列式超声换能器
AT414212B (de) 2004-07-20 2006-10-15 Upper Austrian Res Gmbh Thermoakustisches tomographieverfahren und thermoakustischer tomograph
US7554422B2 (en) 2004-09-10 2009-06-30 Panasonic Corporation Filter module using piezoelectric resonators, duplexer, communication device, and method for fabricating filter module
WO2006061829A1 (en) 2004-12-06 2006-06-15 Glucon Inc. Photoacoustic intravascular probe
US6979282B1 (en) 2004-12-10 2005-12-27 Ingenious Designs Llc Portable foot operated exercise device
US20060184042A1 (en) 2005-01-22 2006-08-17 The Texas A&M University System Method, system and apparatus for dark-field reflection-mode photoacoustic tomography
JP4422626B2 (ja) 2005-01-25 2010-02-24 日本電信電話株式会社 生体画像化装置
JP4511977B2 (ja) 2005-03-04 2010-07-28 三井造船株式会社 光音響顕微鏡装置
WO2007117572A2 (en) 2005-05-27 2007-10-18 Board Of Regents, University Of Texas System Optical coherence tomographic detection of cells and killing of the same
DE102005034219A1 (de) 2005-07-19 2007-02-22 Fachhochschule Lübeck Verfahren zur in vivo Gewebeklassifizierung
US7405510B2 (en) 2005-07-20 2008-07-29 Ust, Inc. Thermally enhanced piezoelectric element
US7713200B1 (en) 2005-09-10 2010-05-11 Sarvazyan Armen P Wireless beacon for time-reversal acoustics, method of use and instrument containing thereof
US8414494B2 (en) 2005-09-16 2013-04-09 University Of Washington Thin-profile therapeutic ultrasound applicators
JP2007097654A (ja) 2005-09-30 2007-04-19 Fujifilm Corp 血液情報測定装置
US20070093702A1 (en) 2005-10-26 2007-04-26 Skyline Biomedical, Inc. Apparatus and method for non-invasive and minimally-invasive sensing of parameters relating to blood
WO2007056104A2 (en) 2005-11-02 2007-05-18 Visualsonics Inc. High frequency array ultrasound system
US20080108867A1 (en) 2005-12-22 2008-05-08 Gan Zhou Devices and Methods for Ultrasonic Imaging and Ablation
WO2007072490A1 (en) 2005-12-23 2007-06-28 Ultraview Ltd. An operating mode for ultrasound imaging systems
WO2007100937A2 (en) 2006-01-19 2007-09-07 The Regents Of The University Of Michigan System and method for spectroscopic photoacoustic tomography
US20090227997A1 (en) 2006-01-19 2009-09-10 The Regents Of The University Of Michigan System and method for photoacoustic imaging and monitoring of laser therapy
TWI328972B (en) 2006-02-27 2010-08-11 Univ Nat Cheng Kung Analytical back scattering arrayed ultrasound transducer (absaut)
US7750536B2 (en) 2006-03-02 2010-07-06 Visualsonics Inc. High frequency ultrasonic transducer and matching layer comprising cyanoacrylate
US7808156B2 (en) 2006-03-02 2010-10-05 Visualsonics Inc. Ultrasonic matching layer and transducer
EP2034878A2 (en) 2006-06-23 2009-03-18 Koninklijke Philips Electronics N.V. Timing controller for combined photoacoustic and ultrasound imager
WO2008011112A2 (en) 2006-07-19 2008-01-24 University Of Connecticut Method and apparatus for medical imaging using combined near-infrared optical tomography, fluorescent tomography and ultrasound
US7888847B2 (en) 2006-10-24 2011-02-15 Dennis Raymond Dietz Apodizing ultrasonic lens
US20080123083A1 (en) 2006-11-29 2008-05-29 The Regents Of The University Of Michigan System and Method for Photoacoustic Guided Diffuse Optical Imaging
WO2008075299A1 (en) 2006-12-19 2008-06-26 Koninklijke Philips Electronics, N.V. Combined photoacoustic and ultrasound imaging system
US8382689B2 (en) 2007-02-08 2013-02-26 St. Jude Medical, Atrial Fibrillation Division, Inc. Device and method for high intensity focused ultrasound ablation with acoustic lens
EP1935346A1 (en) 2006-12-21 2008-06-25 Stichting voor de Technische Wetenschappen Imaging apparatus and method
US20080173093A1 (en) 2007-01-18 2008-07-24 The Regents Of The University Of Michigan System and method for photoacoustic tomography of joints
EP2115450A4 (en) 2007-02-05 2015-03-04 Univ Brown ADVANCED ACOUSTIC MICROSCOPE WITH ULTRAHIGH RESOLUTION
WO2008100386A2 (en) 2007-02-09 2008-08-21 Board Of Regents, The University Of Texas System Intravascular photoacoustic and ultrasound echo imaging
WO2008101019A2 (en) 2007-02-13 2008-08-21 Board Of Regents, The University Of Texas System Molecular specific photoacoustic imaging
US20080221647A1 (en) 2007-02-23 2008-09-11 The Regents Of The University Of Michigan System and method for monitoring photodynamic therapy
JP2008237236A (ja) 2007-03-23 2008-10-09 Olympus Medical Systems Corp 内視鏡及び生体観察システム
JP4739363B2 (ja) 2007-05-15 2011-08-03 キヤノン株式会社 生体情報イメージング装置、生体情報の解析方法、及び生体情報のイメージング方法
JP5546111B2 (ja) 2007-06-29 2014-07-09 キヤノン株式会社 超音波探触子、該超音波探触子を備えた検査装置
US8251909B2 (en) 2007-07-16 2012-08-28 Arnold Stephen C Acoustic imaging probe incorporating photoacoustic excitation
US20100208965A1 (en) 2007-07-17 2010-08-19 University Of Florida Research Foundation, Inc. Method and Apparatus for Tomographic Imaging of Absolute Optical Absorption Coefficient in Turbid Media Using Combined Photoacoustic and Diffusing Light Measurements
US20090024040A1 (en) 2007-07-20 2009-01-22 Prescient Medical, Inc. Wall-Contacting Intravascular Ultrasound Probe Catheters
US20110262750A1 (en) 2007-08-23 2011-10-27 Yasuo Taima Resin Material for Optical Use and Optical Device
WO2009045885A2 (en) 2007-10-02 2009-04-09 Board Of Regents, The University Of Texas System Real-time ultrasound monitoring of heat-induced tissue interactions
EP3229010A3 (en) 2007-10-25 2018-01-10 Washington University in St. Louis Confocal photoacoustic microscopy with optical lateral resolution
JP2011502688A (ja) 2007-11-14 2011-01-27 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 光‐音響撮像アプリケーションにおいて、流れを検出し、ｓｎｒ特性を改良するシステム及び方法
US20100196278A1 (en) 2007-11-16 2010-08-05 Canon Kabushiki Kaisha Photoacoustic imaging agent
CA2708743C (en) 2007-12-10 2016-08-30 Stc.Unm Photoacoustic imaging devices and methods of imaging
WO2009073979A1 (en) 2007-12-12 2009-06-18 Carson Jeffrey J L Three-dimensional photoacoustic imager and methods for calibrating an imager
EP2110076A1 (en) 2008-02-19 2009-10-21 Helmholtz Zentrum München Deutsches Forschungszentrum für Gesundheit und Umwelt (GmbH) Method and device for near-field dual-wave modality imaging
US20090281431A1 (en) 2008-05-07 2009-11-12 Deltex Medical Limited Oesophageal Doppler Monitoring Probe Having a See-Through Boot
WO2009154963A1 (en) 2008-05-27 2009-12-23 Board Of Regents, The University Of Texas System Composition for therapy and imaging of cancer and associated methods
EP2281188A4 (en) 2008-05-30 2015-09-23 Stc Unm PHOTOACOUSTIC IMAGING DEVICES AND METHODS OF MAKING AND USING THE SAME
JP5159803B2 (ja) 2008-06-18 2013-03-13 キヤノン株式会社 被検体情報取得装置
JP5294998B2 (ja) 2008-06-18 2013-09-18 キヤノン株式会社 超音波探触子、該超音波探触子を備えた光音響・超音波システム並びに検体イメージング装置
TWI470314B (zh) 2008-06-25 2015-01-21 Eternal Materials Co Ltd 光學膜
US8353833B2 (en) 2008-07-18 2013-01-15 University Of Rochester Low-cost device for C-scan photoacoustic imaging
JP5210087B2 (ja) 2008-08-14 2013-06-12 富士フイルム株式会社 光超音波断層画像化装置
JP4900979B2 (ja) 2008-08-27 2012-03-21 キヤノン株式会社 光音響装置および光音響波を受信するための探触子
JP5419404B2 (ja) 2008-09-04 2014-02-19 キヤノン株式会社 光音響装置
CN102223840B (zh) 2008-09-10 2015-03-18 安德拉有限公司 光声成像设备
EP3309823B1 (en) 2008-09-18 2020-02-12 FUJIFILM SonoSite, Inc. Ultrasound transducers
EP2356412B1 (en) 2008-10-02 2012-08-15 Vascular Imaging Corporation Optical ultrasound receiver
JP2010088627A (ja) 2008-10-07 2010-04-22 Canon Inc 生体情報処理装置および生体情報処理方法
US20100094134A1 (en) 2008-10-14 2010-04-15 The University Of Connecticut Method and apparatus for medical imaging using near-infrared optical tomography combined with photoacoustic and ultrasound guidance
EP2337500A4 (en) 2008-10-15 2012-08-29 Univ Rochester PHOTOACOUSTIC IMAGERY USING A MULTIPURPOSE ACOUSTIC LENS
US20130023714A1 (en) 2008-10-26 2013-01-24 Board Of Regents, The University Of Texas Systems Medical and Imaging Nanoclusters
JP5241465B2 (ja) 2008-12-11 2013-07-17 キヤノン株式会社 光音響イメージング装置および光音響イメージング方法
WO2010086861A1 (en) 2009-01-29 2010-08-05 Noel Axelrod Multimodal depth-resolving endoscope
US20100245770A1 (en) 2009-03-17 2010-09-30 Zhang Hao F Systems and methods for photoacoustic opthalmoscopy
JP2012525233A (ja) 2009-05-01 2012-10-22 ビジュアルソニックス インコーポレイテッド 光音響撮像のためのシステムおよびその方法
JP2012527324A (ja) 2009-05-19 2012-11-08 エンドラ，インコーポレイテッド 組織を分析するための熱音響システム
JP2011005042A (ja) 2009-06-26 2011-01-13 Canon Inc 光音響イメージング装置及び光音響イメージング方法
US9271654B2 (en) 2009-06-29 2016-03-01 Helmholtz Zentrum Munchen Deutsches Forschungszentrum Fur Gesundheit Und Umwelt (Gmbh) Thermoacoustic imaging with quantitative extraction of absorption map
JP5808741B2 (ja) 2009-07-27 2015-11-10 ヘルムホルツ・ツェントルム・ミュンヒェン・ドイチェス・フォルシュンクスツェントルム・フューア・ゲズントハイト・ウント・ウムベルト（ゲーエムベーハー）Ｈｅｌｍｈｏｌｔｚ Ｚｅｎｔｒｕｍ ＭｕｅｎｃｈｅｎＤｅｕｔｓｃｈｅｓ Ｆｏｒｓｃｈｕｎｇｓｚｅｎｔｒｕｍ ｆｕｅｒ Ｇｅｓｕｎｄｈｅｉｔ ｕｎｄ Ｕｍｗｅｌｔ （ＧｍｂＨ） 小動物の光音響イメージング用画像化装置及び画像化方法
US20110044516A1 (en) 2009-08-21 2011-02-24 National Taiwan University Contrast improvement method and system for photoacoustic imaging
US20110045607A1 (en) 2009-08-21 2011-02-24 National Taiwan University Probe composite, method for manufacturing the same, method for using the same, and contrast agent including the same
WO2011035279A2 (en) 2009-09-21 2011-03-24 Board Of Regents, The University Of Texas System Nanocarriers for imaging and therapy applications
WO2011043061A1 (ja) 2009-10-05 2011-04-14 キヤノン株式会社 光音響イメージング用造影剤、及び、それを用いた光音響イメージング方法
US8652441B2 (en) 2009-10-05 2014-02-18 Canon Kabushiki Kaisha Contrast agent for photoacoustic imaging and photoacoustic imaging method
JP3156362U (ja) 2009-10-15 2009-12-24 素杏 葉 Ｌｅｄ灯具構成
US8932223B2 (en) 2009-11-02 2015-01-13 Board Of Regents, The University Of Texas System Catheter for intravascular ultrasound and photoacoustic imaging
TWI405560B (zh) 2009-12-15 2013-08-21 Nat Univ Tsing Hua 鈣化點成像方法及系統
US20110144502A1 (en) 2009-12-15 2011-06-16 Tea Time Partners, L.P. Imaging guidewire
EP2514364B1 (en) 2009-12-17 2020-02-12 Canon Kabushiki Kaisha Measurement system, and image forming method and program
US20130190591A1 (en) 2010-04-30 2013-07-25 Desmond Hirson Photoacoustic transducer and imaging system
KR20200004466A (ko) 2010-08-02 2020-01-13 가이디드 테라피 시스템스, 엘.엘.씨. 초음파 치료 시스템 및 방법
US20130289381A1 (en) 2011-11-02 2013-10-31 Seno Medical Instruments, Inc. Dual modality imaging system for coregistered functional and anatomical mapping
JP5860822B2 (ja) 2012-02-13 2016-02-16 富士フイルム株式会社 音響波検出用のプローブおよびそれを備えた光音響計測装置
JP6102075B2 (ja) 2012-03-30 2017-03-29 セイコーエプソン株式会社 超音波トランスデューサー素子チップおよびプローブ並びに電子機器および超音波診断装置
KR101222198B1 (ko) 2012-04-23 2013-01-14 (주)프로소닉 의료용 초음파 트랜스듀서의 수신감도 향상을 위한 구조
TWM458203U (zh) 2012-12-17 2013-08-01 Ind Tech Res Inst 光聲檢測器、光聲板與使用此光聲板的檢測器
KR20130123347A (ko) 2013-09-27 2013-11-12 삼성전자주식회사 초음파 트랜스듀서, 초음파 프로브, 및 초음파 진단장치
WO2015095721A1 (en) 2013-12-20 2015-06-25 Fujifilm Sonosite, Inc. High frequency ultrasound transducers
TWI662540B (zh) 2014-03-12 2019-06-11 美商富士膠片索諾聲公司 具有超音波透鏡與整合中央匹配層的高頻超音波轉換器

Also Published As

Publication number Publication date
WO2007103143A3 (en) 2008-04-24
EP2004063A2 (en) 2008-12-24
JP2017060196A (ja) 2017-03-23
JP2016026461A (ja) 2016-02-12
JP2013153540A (ja) 2013-08-08
US7750536B2 (en) 2010-07-06
CN101442941B (zh) 2012-07-18
CA2644224A1 (en) 2007-09-13
US10478859B2 (en) 2019-11-19
HK1132644A1 (en) 2010-03-05
WO2007103143A2 (en) 2007-09-13
JP2012130780A (ja) 2012-07-12
US20070205698A1 (en) 2007-09-06
CA2928337C (en) 2017-10-24
US20130181574A1 (en) 2013-07-18
US20110057545A1 (en) 2011-03-10
JP2009528783A (ja) 2009-08-06
CN101442941A (zh) 2009-05-27
JP2019083581A (ja) 2019-05-30
EP2004063B1 (en) 2016-05-11
EP2004063A4 (en) 2012-05-02
US8343289B2 (en) 2013-01-01
JP6931014B2 (ja) 2021-09-01
JP2014042355A (ja) 2014-03-06
CA2928337A1 (en) 2007-09-13
US20170144195A1 (en) 2017-05-25
US9520119B2 (en) 2016-12-13
US20150108874A1 (en) 2015-04-23
US8847467B2 (en) 2014-09-30

Similar Documents

Publication Publication Date Title
CA2644224C (en) Ultrasonic matching layer and transducer
CA2644227C (en) Ultrasonic matching layer and transducer
JP2002514874A (ja) トランスデューサ基材及びその取付け方法
HK1132644B (en) Ultrasonic matching layer and transducer
HK1132645A (en) Ultrasonic matching layer and transducer
JP2000115892A (ja) 超音波振動子の製造方法
JPS61276500A (ja) 超音波探触子の製造方法

Legal Events

Date Code Title Description
EEER Examination request