DE69430490T2 - Verfahren zur Herstellung einer Wandleranordnung zur Bilderzeugung - Google Patents

Verfahren zur Herstellung einer Wandleranordnung zur Bilderzeugung

Info

Publication number
DE69430490T2
DE69430490T2 DE69430490T DE69430490T DE69430490T2 DE 69430490 T2 DE69430490 T2 DE 69430490T2 DE 69430490 T DE69430490 T DE 69430490T DE 69430490 T DE69430490 T DE 69430490T DE 69430490 T2 DE69430490 T2 DE 69430490T2
Authority
DE
Germany
Prior art keywords
separate
electronics
producing
transducer assembly
image generation
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.)
Expired - Fee Related
Application number
DE69430490T
Other languages
English (en)
Other versions
DE69430490T3 (de
DE69430490D1 (de
Inventor
Michael J Eberle
Horst F Kiepen
Gary P Rizzuti
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.)
Endosonics Corp
Original Assignee
Endosonics Corp
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=21754054&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69430490(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Endosonics Corp filed Critical Endosonics Corp
Application granted granted Critical
Publication of DE69430490D1 publication Critical patent/DE69430490D1/de
Publication of DE69430490T2 publication Critical patent/DE69430490T2/de
Publication of DE69430490T3 publication Critical patent/DE69430490T3/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/12—Diagnosis using ultrasonic, sonic or infrasonic waves in body cavities or body tracts, e.g. by using catheters
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/06—Measuring blood flow
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/44—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device
    • A61B8/4444—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device related to the probe
    • A61B8/445—Details of catheter construction
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/44—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device
    • A61B8/4483—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device characterised by features of the ultrasound transducer
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/44—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device
    • A61B8/4483—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device characterised by features of the ultrasound transducer
    • A61B8/4488—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device characterised by features of the ultrasound transducer the transducer being a phased array
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/44—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device
    • A61B8/4483—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device characterised by features of the ultrasound transducer
    • A61B8/4494—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device characterised by features of the ultrasound transducer characterised by the arrangement of the transducer elements
    • 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
    • B06B1/0607—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 multiple elements
    • B06B1/0622—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 multiple elements on one surface
    • B06B1/0633—Cylindrical array
    • 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
    • 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
    • B06B1/0674—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 and a low impedance backing, e.g. air
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/88—Sonar systems specially adapted for specific applications
    • G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
    • G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
    • G01S15/8909—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration
    • G01S15/8915—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration using a transducer array
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/88—Sonar systems specially adapted for specific applications
    • G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
    • G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
    • G01S15/8979—Combined Doppler and pulse-echo imaging systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/88—Sonar systems specially adapted for specific applications
    • G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
    • G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
    • G01S15/899—Combination of imaging systems with ancillary equipment
    • 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
    • G10K11/004—Mounting transducers, e.g. provided with mechanical moving or orienting device
    • 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
    • G10K11/004—Mounting transducers, e.g. provided with mechanical moving or orienting device
    • G10K11/006—Transducer mounting in underwater equipment, e.g. sonobuoys
    • G10K11/008—Arrays of transducers
    • 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
    • B06B2201/00—Indexing scheme associated with B06B1/0207 for details covered by B06B1/0207 but not provided for in any of its subgroups
    • B06B2201/70—Specific application
    • B06B2201/76—Medical, dental
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/88—Sonar systems specially adapted for specific applications
    • G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
    • G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
    • G01S15/8909—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration
    • G01S15/8915—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration using a transducer array
    • G01S15/892—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration using a transducer array the array being curvilinear
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/88—Sonar systems specially adapted for specific applications
    • G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
    • G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
    • G01S15/8979—Combined Doppler and pulse-echo imaging systems
    • G01S15/8981—Discriminating between fixed and moving objects or between objects moving at different speeds, e.g. wall clutter filter
    • 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
    • Y10T29/00—Metal working
    • Y10T29/42—Piezoelectric device making

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Remote Sensing (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Acoustics & Sound (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biophysics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pathology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Mechanical Engineering (AREA)
  • Gynecology & Obstetrics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Hematology (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Media Introduction/Drainage Providing Device (AREA)
  • Particle Formation And Scattering Control In Inkjet Printers (AREA)
  • Surgical Instruments (AREA)
DE69430490T 1993-02-01 1994-01-14 Verfahren zur Herstellung einer Wandleranordnung zur Bilderzeugung Expired - Fee Related DE69430490T3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/012,251 US5368037A (en) 1993-02-01 1993-02-01 Ultrasound catheter
US12251 1996-02-28

Publications (3)

Publication Number Publication Date
DE69430490D1 DE69430490D1 (de) 2002-05-29
DE69430490T2 true DE69430490T2 (de) 2003-01-02
DE69430490T3 DE69430490T3 (de) 2009-11-05

Family

ID=21754054

Family Applications (3)

Application Number Title Priority Date Filing Date
DE69430490T Expired - Fee Related DE69430490T3 (de) 1993-02-01 1994-01-14 Verfahren zur Herstellung einer Wandleranordnung zur Bilderzeugung
DE69435314T Expired - Lifetime DE69435314D1 (de) 1993-02-01 1994-01-14 Verfahren zur Herstellung eines Ultraschallkatheters
DE69432448T Expired - Fee Related DE69432448T2 (de) 1993-02-01 1994-01-14 Ultraschallkatheter sensor

Family Applications After (2)

Application Number Title Priority Date Filing Date
DE69435314T Expired - Lifetime DE69435314D1 (de) 1993-02-01 1994-01-14 Verfahren zur Herstellung eines Ultraschallkatheters
DE69432448T Expired - Fee Related DE69432448T2 (de) 1993-02-01 1994-01-14 Ultraschallkatheter sensor

Country Status (7)

Country Link
US (1) US5368037A (de)
EP (3) EP1327417B1 (de)
JP (3) JP3732854B2 (de)
AT (3) ATE216570T1 (de)
CA (2) CA2133475C (de)
DE (3) DE69430490T3 (de)
WO (1) WO1994017734A1 (de)

Families Citing this family (154)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6029671A (en) * 1991-07-16 2000-02-29 Heartport, Inc. System and methods for performing endovascular procedures
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
EP0671221B1 (de) * 1994-03-11 2000-04-26 Intravascular Research Limited Ultraschall Wandleranordnung und Verfahren zu dessen Herstellung
US5488954A (en) * 1994-09-09 1996-02-06 Georgia Tech Research Corp. Ultrasonic transducer and method for using same
US5606975A (en) * 1994-09-19 1997-03-04 The Board Of Trustees Of The Leland Stanford Junior University Forward viewing ultrasonic imaging catheter
US5957846A (en) * 1995-06-29 1999-09-28 Teratech Corporation Portable ultrasound imaging system
US8241217B2 (en) 1995-06-29 2012-08-14 Teratech Corporation Portable ultrasound imaging data
US7500952B1 (en) 1995-06-29 2009-03-10 Teratech Corporation Portable ultrasound imaging system
US5590658A (en) 1995-06-29 1997-01-07 Teratech Corporation Portable ultrasound imaging system
US5738100A (en) * 1995-06-30 1998-04-14 Terumo Kabushiki Kaisha Ultrasonic imaging catheter
US7226417B1 (en) 1995-12-26 2007-06-05 Volcano Corporation High resolution intravascular ultrasound transducer assembly having a flexible substrate
US6117083A (en) * 1996-02-21 2000-09-12 The Whitaker Corporation Ultrasound imaging probe assembly
US6030346A (en) * 1996-02-21 2000-02-29 The Whitaker Corporation Ultrasound imaging probe assembly
AU1983397A (en) * 1996-02-29 1997-09-16 Acuson Corporation Multiple ultrasound image registration system, method and transducer
US5733281A (en) * 1996-03-19 1998-03-31 American Ablation Co., Inc. Ultrasound and impedance feedback system for use with electrosurgical instruments
GB2315020A (en) * 1996-07-11 1998-01-21 Intravascular Res Ltd Ultrasonic visualisation catheters
US5830145A (en) 1996-09-20 1998-11-03 Cardiovascular Imaging Systems, Inc. Enhanced accuracy of three-dimensional intraluminal ultrasound (ILUS) image reconstruction
US5857974A (en) 1997-01-08 1999-01-12 Endosonics Corporation High resolution intravascular ultrasound transducer assembly having a flexible substrate
US5795299A (en) * 1997-01-31 1998-08-18 Acuson Corporation Ultrasonic transducer assembly with extended flexible circuits
US5797848A (en) * 1997-01-31 1998-08-25 Acuson Corporation Ultrasonic transducer assembly with improved electrical interface
US5938616A (en) 1997-01-31 1999-08-17 Acuson Corporation Steering mechanism and steering line for a catheter-mounted ultrasonic transducer
US6464645B1 (en) 1997-01-31 2002-10-15 Acuson Corporation Ultrasonic transducer assembly controller
US5846205A (en) * 1997-01-31 1998-12-08 Acuson Corporation Catheter-mounted, phased-array ultrasound transducer with improved imaging
US5954654A (en) * 1997-01-31 1999-09-21 Acuson Corporation Steering mechanism and steering line for a catheter-mounted ultrasonic transducer
US6045508A (en) * 1997-02-27 2000-04-04 Acuson Corporation Ultrasonic probe, system and method for two-dimensional imaging or three-dimensional reconstruction
US5876345A (en) * 1997-02-27 1999-03-02 Acuson Corporation Ultrasonic catheter, system and method for two dimensional imaging or three-dimensional reconstruction
US5921931A (en) 1997-04-08 1999-07-13 Endosonics Corporation Method and apparatus for creating a color blood flow image based upon ultrasonic echo signals received by an intravascular ultrasound imaging probe
AT407009B (de) 1997-09-01 2000-11-27 Ali Dr Hassan Kathetereinrichtung zur radioaktiven behandlung von körperhohlräumen
JP3525700B2 (ja) * 1997-09-24 2004-05-10 富士写真光機株式会社 超音波プローブ
US5876344A (en) * 1997-12-09 1999-03-02 Endosonics Corporation Modular imaging/treatment catheter assembly and method
US20050171478A1 (en) * 1998-01-13 2005-08-04 Selmon Matthew R. Catheter system for crossing total occlusions in vasculature
EP1059878B1 (de) * 1998-03-05 2005-11-09 Gil M. Vardi Optisch-akustisch bildgebendes gerät
US6440102B1 (en) * 1998-07-23 2002-08-27 Durect Corporation Fluid transfer and diagnostic system for treating the inner ear
US6277077B1 (en) 1998-11-16 2001-08-21 Cardiac Pathways Corporation Catheter including ultrasound transducer with emissions attenuation
US6306097B1 (en) 1999-06-17 2001-10-23 Acuson Corporation Ultrasound imaging catheter guiding assembly with catheter working port
US6423002B1 (en) 1999-06-24 2002-07-23 Acuson Corporation Intra-operative diagnostic ultrasound multiple-array transducer probe and optional surgical tool
US6457365B1 (en) * 2000-02-09 2002-10-01 Endosonics Corporation Method and apparatus for ultrasonic imaging
US20030060731A1 (en) * 2001-01-26 2003-03-27 Fleischhacker Mark G. Non-metallic guide wire
US6589182B1 (en) 2001-02-12 2003-07-08 Acuson Corporation Medical diagnostic ultrasound catheter with first and second tip portions
US7387612B2 (en) * 2001-03-28 2008-06-17 Cybersonics, Inc. Floating probe for ultrasonic transducers
US6689087B2 (en) * 2001-03-28 2004-02-10 Cybersonics, Inc. Floating probe for ultrasonic transducers
US6572547B2 (en) * 2001-07-31 2003-06-03 Koninklijke Philips Electronics N.V. Transesophageal and transnasal, transesophageal ultrasound imaging systems
EP1453425B1 (de) 2001-12-03 2006-03-08 Ekos Corporation Katheter mit mehreren ultraschall-abstrahlenden teilen
US6712767B2 (en) * 2002-08-29 2004-03-30 Volcano Therapeutics, Inc. Ultrasonic imaging devices and methods of fabrication
US20040054287A1 (en) * 2002-08-29 2004-03-18 Stephens Douglas Neil Ultrasonic imaging devices and methods of fabrication
US7245789B2 (en) * 2002-10-07 2007-07-17 Vascular Imaging Corporation Systems and methods for minimally-invasive optical-acoustic imaging
US7527592B2 (en) * 2003-11-21 2009-05-05 General Electric Company Ultrasound probe sub-aperture processing
US7527591B2 (en) * 2003-11-21 2009-05-05 General Electric Company Ultrasound probe distributed beamformer
US20050113698A1 (en) * 2003-11-21 2005-05-26 Kjell Kristoffersen Ultrasound probe transceiver circuitry
EP1738407B1 (de) 2004-04-20 2014-03-26 Visualsonics Inc. Array-ultraschallwandler
JP4575372B2 (ja) * 2004-06-10 2010-11-04 オリンパス株式会社 静電容量型超音波プローブ装置
CN1997913A (zh) * 2004-06-29 2007-07-11 皇家飞利浦电子股份有限公司 用于医学超声诊断的方法和设备
DE602005000297T2 (de) * 2004-07-29 2007-06-28 Fujinon Corporation Ultraschall-Endoskop
US20070005011A1 (en) * 2005-06-20 2007-01-04 Boston Scientific Scimed, Inc. Method, system, apparatus, and kit for remote therapeutic delivery
EP1952175B1 (de) 2005-11-02 2013-01-09 Visualsonics, Inc. Digitaler Sendebündelformer für ein Ultraschallgruppenstrahlersystem
WO2007059474A2 (en) * 2005-11-12 2007-05-24 Boston Scientific Limited, A Corporation Of The Republic Of Ireland System for reducing noise in an imaging catheter system
US7599588B2 (en) * 2005-11-22 2009-10-06 Vascular Imaging Corporation Optical imaging probe connector
US8303505B2 (en) 2005-12-02 2012-11-06 Abbott Cardiovascular Systems Inc. Methods and apparatuses for image guided medical procedures
WO2007115307A2 (en) * 2006-04-04 2007-10-11 Volcano Corporation Ultrasound catheter and hand-held device for manipulating a transducer on the catheter's distal end
US9867530B2 (en) 2006-08-14 2018-01-16 Volcano Corporation Telescopic side port catheter device with imaging system and method for accessing side branch occlusions
US10182833B2 (en) 2007-01-08 2019-01-22 Ekos Corporation Power parameters for ultrasonic catheter
EP2170181B1 (de) 2007-06-22 2014-04-16 Ekos Corporation Verfahren und gerät zur behandlung von intrakraniellen blutungen
JP5524835B2 (ja) 2007-07-12 2014-06-18 ヴォルカノ コーポレイション 生体内撮像用カテーテル
US9596993B2 (en) 2007-07-12 2017-03-21 Volcano Corporation Automatic calibration systems and methods of use
WO2009009802A1 (en) 2007-07-12 2009-01-15 Volcano Corporation Oct-ivus catheter for concurrent luminal imaging
US20090183350A1 (en) * 2008-01-17 2009-07-23 Wetsco, Inc. Method for Ultrasound Probe Repair
GB2457240B (en) 2008-02-05 2013-04-10 Fujitsu Ltd Ultrasound probe device and method of operation
EP3309823B1 (de) 2008-09-18 2020-02-12 FUJIFILM SonoSite, Inc. Ultraschallwandler
US9184369B2 (en) 2008-09-18 2015-11-10 Fujifilm Sonosite, Inc. Methods for manufacturing ultrasound transducers and other components
US9173047B2 (en) 2008-09-18 2015-10-27 Fujifilm Sonosite, Inc. Methods for manufacturing ultrasound transducers and other components
WO2010039950A1 (en) 2008-10-02 2010-04-08 Eberle Michael J Optical ultrasound receiver
US20100228130A1 (en) * 2009-03-09 2010-09-09 Teratech Corporation Portable ultrasound imaging system
US10888657B2 (en) 2010-08-27 2021-01-12 Ekos Corporation Method and apparatus for treatment of intracranial hemorrhages
US11141063B2 (en) 2010-12-23 2021-10-12 Philips Image Guided Therapy Corporation Integrated system architectures and methods of use
US11040140B2 (en) 2010-12-31 2021-06-22 Philips Image Guided Therapy Corporation Deep vein thrombosis therapeutic methods
CN102793568B (zh) * 2011-05-23 2014-12-10 香港理工大学 环状阵列超声波内窥镜探头及其制备方法和固定旋转装置
US9295447B2 (en) 2011-08-17 2016-03-29 Volcano Corporation Systems and methods for identifying vascular borders
WO2013033489A1 (en) 2011-08-31 2013-03-07 Volcano Corporation Optical rotary joint and methods of use
US9164084B2 (en) 2012-01-31 2015-10-20 Purdue Research Foundation Methods for determining aggressiveness of a cancer and treatment thereof
US11272845B2 (en) 2012-10-05 2022-03-15 Philips Image Guided Therapy Corporation System and method for instant and automatic border detection
US9324141B2 (en) 2012-10-05 2016-04-26 Volcano Corporation Removal of A-scan streaking artifact
US9858668B2 (en) 2012-10-05 2018-01-02 Volcano Corporation Guidewire artifact removal in images
US10568586B2 (en) 2012-10-05 2020-02-25 Volcano Corporation Systems for indicating parameters in an imaging data set and methods of use
JP2015532536A (ja) 2012-10-05 2015-11-09 デイビッド ウェルフォード， 光を増幅するためのシステムおよび方法
US9292918B2 (en) 2012-10-05 2016-03-22 Volcano Corporation Methods and systems for transforming luminal images
US10070827B2 (en) 2012-10-05 2018-09-11 Volcano Corporation Automatic image playback
US9367965B2 (en) 2012-10-05 2016-06-14 Volcano Corporation Systems and methods for generating images of tissue
US9307926B2 (en) 2012-10-05 2016-04-12 Volcano Corporation Automatic stent detection
US9286673B2 (en) 2012-10-05 2016-03-15 Volcano Corporation Systems for correcting distortions in a medical image and methods of use thereof
US9840734B2 (en) 2012-10-22 2017-12-12 Raindance Technologies, Inc. Methods for analyzing DNA
CA2894403A1 (en) 2012-12-13 2014-06-19 Volcano Corporation Devices, systems, and methods for targeted cannulation
CA2895989A1 (en) 2012-12-20 2014-07-10 Nathaniel J. Kemp Optical coherence tomography system that is reconfigurable between different imaging modes
CA2895770A1 (en) 2012-12-20 2014-07-24 Jeremy Stigall Locating intravascular images
CA2895502A1 (en) 2012-12-20 2014-06-26 Jeremy Stigall Smooth transition catheters
US10942022B2 (en) 2012-12-20 2021-03-09 Philips Image Guided Therapy Corporation Manual calibration of imaging system
CA2895995A1 (en) * 2012-12-20 2014-06-26 Jeremy Stigall Catheter assembly with a shortened tip
US11406498B2 (en) 2012-12-20 2022-08-09 Philips Image Guided Therapy Corporation Implant delivery system and implants
US10939826B2 (en) 2012-12-20 2021-03-09 Philips Image Guided Therapy Corporation Aspirating and removing biological material
US20140180134A1 (en) * 2012-12-21 2014-06-26 Volcano Corporation Imaging catheter for imaging from within balloon
US10327695B2 (en) 2012-12-21 2019-06-25 Volcano Corporation Functional gain measurement technique and representation
US10058284B2 (en) 2012-12-21 2018-08-28 Volcano Corporation Simultaneous imaging, monitoring, and therapy
EP2936626A4 (de) 2012-12-21 2016-08-17 David Welford Systeme und verfahren zur verengung einer wellenlängenlichtemission
US9615878B2 (en) 2012-12-21 2017-04-11 Volcano Corporation Device, system, and method for imaging and tissue characterization of ablated tissue
WO2014100530A1 (en) 2012-12-21 2014-06-26 Whiseant Chester System and method for catheter steering and operation
EP2934323A4 (de) 2012-12-21 2016-08-17 Andrew Hancock System und verfahren zur mehrpfad-verarbeitung von bildsignalen
WO2014100606A1 (en) 2012-12-21 2014-06-26 Meyer, Douglas Rotational ultrasound imaging catheter with extended catheter body telescope
US9486143B2 (en) 2012-12-21 2016-11-08 Volcano Corporation Intravascular forward imaging device
EP2934280B1 (de) 2012-12-21 2022-10-19 Mai, Jerome Ultraschallbildgebung mit variabler liniendichte
JP2016508233A (ja) 2012-12-21 2016-03-17 ナサニエル ジェイ． ケンプ， 光学スイッチを用いた電力効率のよい光学バッファリング
JP2016508757A (ja) 2012-12-21 2016-03-24 ジェイソン スペンサー， 医療データのグラフィカル処理のためのシステムおよび方法
US9612105B2 (en) 2012-12-21 2017-04-04 Volcano Corporation Polarization sensitive optical coherence tomography system
US20140257107A1 (en) * 2012-12-28 2014-09-11 Volcano Corporation Transducer Assembly for an Imaging Device
EP2965263B1 (de) 2013-03-07 2022-07-20 Bernhard Sturm Multimodale segmentierung in intravaskulären bildern
US10226597B2 (en) 2013-03-07 2019-03-12 Volcano Corporation Guidewire with centering mechanism
US11154313B2 (en) 2013-03-12 2021-10-26 The Volcano Corporation Vibrating guidewire torquer and methods of use
CN105228518B (zh) 2013-03-12 2018-10-09 火山公司 用于诊断冠状微脉管疾病的系统和方法
US9278187B2 (en) * 2013-03-13 2016-03-08 Biosense Webster (Israel) Ltd. Method for making a low OHMIC pressure-contact electrical connection between split ring electrode and lead wire
US9301687B2 (en) 2013-03-13 2016-04-05 Volcano Corporation System and method for OCT depth calibration
US11026591B2 (en) 2013-03-13 2021-06-08 Philips Image Guided Therapy Corporation Intravascular pressure sensor calibration
CN105120759B (zh) 2013-03-13 2018-02-23 火山公司 用于从旋转血管内超声设备产生图像的系统和方法
US10219887B2 (en) 2013-03-14 2019-03-05 Volcano Corporation Filters with echogenic characteristics
US9592027B2 (en) 2013-03-14 2017-03-14 Volcano Corporation System and method of adventitial tissue characterization
JP6479753B2 (ja) 2013-03-14 2019-03-06 エコス コーポレーション 目標の箇所に薬物を送達するための方法および装置
EP2967606B1 (de) 2013-03-14 2018-05-16 Volcano Corporation Filter mit echogenen eigenschaften
US10292677B2 (en) 2013-03-14 2019-05-21 Volcano Corporation Endoluminal filter having enhanced echogenic properties
US11890025B2 (en) 2013-11-18 2024-02-06 Philips Image Guided Therapy Corporation Guided thrombus dispersal catheter
US10687832B2 (en) 2013-11-18 2020-06-23 Koninklijke Philips N.V. Methods and devices for thrombus dispersal
WO2015106188A1 (en) 2014-01-10 2015-07-16 Volcano Corporation Detecting endoleaks associated with aneurysm repair
WO2015106197A2 (en) 2014-01-10 2015-07-16 Volcano Corporation Detecting endoleaks associated with aneurysm repair
JP6389526B2 (ja) 2014-01-14 2018-09-12 ボルケーノ コーポレイション 血液透析動静脈瘻成熟を評価するシステム及び方法
US11260160B2 (en) 2014-01-14 2022-03-01 Philips Image Guided Therapy Corporation Systems and methods for improving an AV access site
US10874409B2 (en) 2014-01-14 2020-12-29 Philips Image Guided Therapy Corporation Methods and systems for clearing thrombus from a vascular access site
JP6841659B2 (ja) 2014-01-14 2021-03-10 ボルケーノ コーポレイション 血管アクセスを形成する装置及び方法
EP3094274A1 (de) 2014-01-14 2016-11-23 Volcano Corporation Katheteranordnung zur erzeugung einer gefässzugangsstelle
US20150297097A1 (en) 2014-01-14 2015-10-22 Volcano Corporation Vascular access evaluation and treatment
US20150289749A1 (en) 2014-04-11 2015-10-15 Volcano Corporation Imaging and treatment device
JP2017513643A (ja) * 2014-04-28 2017-06-01 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． 血管内デバイスのためのプレドープされた固体基質
WO2016009337A2 (en) 2014-07-15 2016-01-21 Koninklijke Philips N.V. Devices and methods for intrahepatic shunts
EP3182920B1 (de) 2014-08-21 2024-03-13 Koninklijke Philips N.V. Vorrichtungen zur okklusionsdurchquerung
JP6772161B2 (ja) 2015-02-20 2020-10-21 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． 撮像を伴うアテローム切除装置
EP3285653B1 (de) 2015-04-20 2019-12-18 Koninklijke Philips N.V. Dopellumiger diagnostischer katheter
EP3307388B1 (de) 2015-06-10 2022-06-22 Ekos Corporation Ultraschallkatheter
US11224407B2 (en) 2016-03-30 2022-01-18 Koninklijke Philips N.V. Conductive support member for intravascular imaging device and associated devices, systems, and methods
JP2019516477A (ja) 2016-05-20 2019-06-20 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． 血管内圧及び断面内腔測定に基づく腎デナベーションのための患者層別化デバイス及び方法
JP7171580B2 (ja) * 2017-01-12 2022-11-15 コーニンクレッカ フィリップス エヌ ヴェ 管腔内デバイスにおける構成要素の接続のための支持部材、システム及び方法
CN111867480A (zh) 2018-03-15 2020-10-30 皇家飞利浦有限公司 可变管腔内超声发射脉冲生成和控制设备、系统和方法
WO2020002061A1 (en) 2018-06-27 2020-01-02 Koninklijke Philips N.V. Dynamic resource reconfiguration for patient interface module (pim) in intraluminal medical ultrasound imaging
JP2021529588A (ja) 2018-06-28 2021-11-04 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． 内部的に超音波支援された治療薬の局所的送達
WO2020002179A1 (en) 2018-06-28 2020-01-02 Koninklijke Philips N.V. External targeted delivery of active therapeutic agents
WO2020070021A1 (en) 2018-10-04 2020-04-09 Koninklijke Philips N.V. Fluid flow detection for ultrasound imaging devices, systems, and methods
EP3692893A1 (de) * 2019-02-05 2020-08-12 Koninklijke Philips N.V. Sensor mit einem angepassten gehäuse
US20220370037A1 (en) 2019-10-10 2022-11-24 Koninklijke Philips N.V. Vascular tissue characterization devices, systems, and methods
WO2021076833A1 (en) 2019-10-17 2021-04-22 Verathon Inc. Systems and methods for ultrasound scanning

Family Cites Families (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE755557A (fr) * 1969-09-03 1971-03-01 Hoffmann La Roche Appareil de controle de la pression sanguine
FR2173115B1 (de) * 1972-02-22 1977-09-02 Univ Erasmus
US3938502A (en) * 1972-02-22 1976-02-17 Nicolaas Bom Apparatus with a catheter for examining hollow organs or bodies with the ultrasonic waves
JPS5918051B2 (ja) * 1976-02-29 1984-04-25 三菱油化株式会社 カテ−テル
JPS5921495B2 (ja) * 1977-12-15 1984-05-21 株式会社豊田中央研究所 細管型圧力計
JPS54149615A (en) * 1978-05-17 1979-11-24 Oki Electric Ind Co Ltd Production of ultrasonic oscillator of curved arrangement type
US4211949A (en) * 1978-11-08 1980-07-08 General Electric Company Wear plate for piezoelectric ultrasonic transducer arrays
US4237900A (en) * 1979-02-14 1980-12-09 Pacesetter Systems, Inc. Implantable calibration means and calibration method for an implantable body transducer
US4325257A (en) * 1980-02-20 1982-04-20 Kino Gordon S Real-time digital, synthetic-focus, acoustic imaging system
JPS57121400A (en) * 1981-01-20 1982-07-28 Matsushita Electric Ind Co Ltd Ultrasonic probe
US4456013A (en) * 1981-09-08 1984-06-26 Brown University Research Foundation Catheter
US4582067A (en) * 1983-02-14 1986-04-15 Washington Research Foundation Method for endoscopic blood flow detection by the use of ultrasonic energy
US4576177A (en) * 1983-02-18 1986-03-18 Webster Wilton W Jr Catheter for removing arteriosclerotic plaque
US4505156A (en) * 1983-06-21 1985-03-19 Sound Products Company L.P. Method and apparatus for switching multi-element transducer arrays
US4589419A (en) * 1984-11-01 1986-05-20 University Of Iowa Research Foundation Catheter for treating arterial occlusion
US4641657A (en) * 1985-02-08 1987-02-10 University Patents, Inc. Probe swivel mechanism
US4665925A (en) * 1985-09-13 1987-05-19 Pfizer Hospital Products Group, Inc. Doppler catheter
US4671293A (en) * 1985-10-15 1987-06-09 North American Philips Corporation Biplane phased array for ultrasonic medical imaging
US4794931A (en) * 1986-02-28 1989-01-03 Cardiovascular Imaging Systems, Inc. Catheter apparatus, system and method for intravascular two-dimensional ultrasonography
US4771788A (en) * 1986-07-18 1988-09-20 Pfizer Hospital Products Group, Inc. Doppler tip wire guide
US4771782A (en) * 1986-11-14 1988-09-20 Millar Instruments, Inc. Method and assembly for introducing multiple catheters into a biological vessel
US4841977A (en) * 1987-05-26 1989-06-27 Inter Therapy, Inc. Ultra-thin acoustic transducer and balloon catheter using same in imaging array subassembly
US4917097A (en) * 1987-10-27 1990-04-17 Endosonics Corporation Apparatus and method for imaging small cavities
US4817616A (en) * 1987-10-30 1989-04-04 Wayne State University Auto switch biplane prostate probe
GB2212267B (en) * 1987-11-11 1992-07-29 Circulation Res Ltd Methods and apparatus for the examination and treatment of internal organs
AU2928889A (en) * 1988-02-02 1989-08-25 Intra-Sonix, Inc. Ultrasonic transducer
US4951677A (en) * 1988-03-21 1990-08-28 Prutech Research And Development Partnership Ii Acoustic imaging catheter and the like
JP2502685B2 (ja) * 1988-06-15 1996-05-29 松下電器産業株式会社 超音波探触子の製造方法
US5046503A (en) * 1989-04-26 1991-09-10 Advanced Cardiovascular Systems, Inc. Angioplasty autoperfusion catheter flow measurement method and apparatus
US5109861A (en) * 1989-04-28 1992-05-05 Thomas Jefferson University Intravascular, ultrasonic imaging catheters and methods for making same
US5117831A (en) * 1990-03-28 1992-06-02 Cardiovascular Imaging Systems, Inc. Vascular catheter having tandem imaging and dilatation components
JPH03280939A (ja) * 1990-03-29 1991-12-11 Fujitsu Ltd 超音波探触子
US5167233A (en) * 1991-01-07 1992-12-01 Endosonics Corporation Dilating and imaging apparatus
US5199437A (en) * 1991-09-09 1993-04-06 Sensor Electronics, Inc. Ultrasonic imager
US5186177A (en) * 1991-12-05 1993-02-16 General Electric Company Method and apparatus for applying synthetic aperture focusing techniques to a catheter based system for high frequency ultrasound imaging of small vessels

Also Published As

Publication number Publication date
DE69430490T3 (de) 2009-11-05
EP1327417A2 (de) 2003-07-16
CA2133475A1 (en) 1994-08-18
EP1327417B1 (de) 2010-09-15
WO1994017734A1 (en) 1994-08-18
CA2133475C (en) 1998-07-14
DE69430490D1 (de) 2002-05-29
CA2235947C (en) 2003-01-07
ATE481034T1 (de) 2010-10-15
EP0637937A1 (de) 1995-02-15
EP0637937B1 (de) 2003-04-09
ATE236573T1 (de) 2003-04-15
EP0750883B2 (de) 2009-04-22
JP3831743B2 (ja) 2006-10-11
JPH07505820A (ja) 1995-06-29
EP0750883B1 (de) 2002-04-24
JP2006055649A (ja) 2006-03-02
EP0750883A1 (de) 1997-01-02
DE69432448T2 (de) 2004-03-04
DE69435314D1 (de) 2010-10-28
DE69432448D1 (de) 2003-05-15
CA2235947A1 (en) 1994-08-18
JP2005342535A (ja) 2005-12-15
ATE216570T1 (de) 2002-05-15
US5368037A (en) 1994-11-29
JP3732854B2 (ja) 2006-01-11
EP1327417A3 (de) 2003-09-10

Similar Documents

Publication Publication Date Title
DE69430490D1 (de) Verfahren zur Herstellung einer Wandleranordnung zur Bilderzeugung
DE68929245T2 (de) System für angioplastie und ultraschall-kontrastbildformung
ATE149425T1 (de) Verfahren zur herstellung eines wabenkörpers sowie wabenkörper
DE3585938D1 (de) Ultraschallwandler und verfahren zur herstellung desselben.
DE59100463D1 (de) Verfahren zur Herstellung von Ultraschallwandlern.
HK1000330A1 (en) Musical instrument with electro-acoustic transducer for generating musical tone
DE3882405T2 (de) Vorrichtung und Verfahren zur Herstellung eines digitalen Audiosignals auf dem Tonträger eines Standardfernsehsignals.
EP0694338A3 (de) Z-Achse leitender Rückschicht für akustische Wandler mit grätzten Leiterrahmen
AU7684396A (en) Pick-up head for an electronic stethoscope
EP0916967A3 (de) Ultraschallsendeimpulse für nicht-lineare Ultraschallbilderzeugung
ATE151123T1 (de) Nähfaden, hiermit vernähtes flächengebilde, sowie verfahren zur herstellung einer spritzwasserdichten naht
DE58906811D1 (de) Verfahren zur Erzeugung eines amplitudenmodulierten ISB-Sendesignals sowie Vorrichtung zur Durchführung des Verfahrens.
IT8948370A0 (it) Metodo per l'esplorazione sottomarina ad alta risoluzione e dispositivo accordato di trasduttori elettroacustici paraboloidali per la realizzazione di tale metodo
AT378306B (de) Verwendung eines gebuendelten laserstrahles zur herstellung eines akustischen reibungswiderstandesfuer elektroakustische wandler
EP0421613A3 (en) Sound generating transducer
DE68924361T2 (de) Mit Ultraschall gebundene Stoffbahn und Verfahren zur Herstellung derselben.
GB2190818B (en) A method for providing a desired sound field as well as an ultrasonic transducer for carrying out the method
DE68916396T2 (de) Verfahren zur Herstellung eines Carbonsäurealkenylesters.
ATE548860T1 (de) Akustischer anpassungs werkstoff,verfahren zur herstellung desselben und ultraschallübertrager mit diesem wekstoff
ATE35110T1 (de) Vorrichtung und verfahren zur herstellung von abbildungen.
EP0488084A3 (en) Apparatus for measuring the velocity of ultrasonic sound in terms of v(z) characteristics and ultrasonic microscope using that apparatus
AU2180795A (en) Resealable module for supporting acoustic transducer and printed circuit components within receiver end of craft person's test set
DE69532850D1 (de) Ultraschall-wandler mit kleinen abmessungen zur intravaskularen bilderzeugung
DE69013668T2 (de) Orthodontische Klammer und Verfahren zur Herstellung.
DE69029938T2 (de) Ultraschallsonde und verfahren zur herstellung derselben

Legal Events

Date Code Title Description
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings
8339 Ceased/non-payment of the annual fee