DE68921571T2 - Ultraschallsonde. - Google Patents

Ultraschallsonde.

Info

Publication number
DE68921571T2
DE68921571T2 DE1989621571 DE68921571T DE68921571T2 DE 68921571 T2 DE68921571 T2 DE 68921571T2 DE 1989621571 DE1989621571 DE 1989621571 DE 68921571 T DE68921571 T DE 68921571T DE 68921571 T2 DE68921571 T2 DE 68921571T2
Authority
DE
Germany
Prior art keywords
ultrasound probe
ultrasound
probe
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
DE1989621571
Other languages
German (de)
English (en)
Other versions
DE68921571D1 (de
Inventor
Hideyuki Tanaka
Koetsu Saito
Ikuo Sakai
Masami Kawabuchi
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of DE68921571D1 publication Critical patent/DE68921571D1/de
Application granted granted Critical
Publication of DE68921571T2 publication Critical patent/DE68921571T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • 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
    • 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
    • G10K11/32—Sound-focusing or directing, e.g. scanning characterised by the shape of the source

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mechanical Engineering (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Transducers For Ultrasonic Waves (AREA)
DE1989621571 1988-12-14 1989-12-12 Ultraschallsonde. Expired - Fee Related DE68921571T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63315422A JPH02159266A (ja) 1988-12-14 1988-12-14 超音波探触子

Publications (2)

Publication Number Publication Date
DE68921571D1 DE68921571D1 (de) 1995-04-13
DE68921571T2 true DE68921571T2 (de) 1995-08-03

Family

ID=18065191

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1989621571 Expired - Fee Related DE68921571T2 (de) 1988-12-14 1989-12-12 Ultraschallsonde.

Country Status (3)

Country Link
EP (1) EP0373603B1 (ja)
JP (1) JPH02159266A (ja)
DE (1) DE68921571T2 (ja)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0731164B2 (ja) * 1989-08-30 1995-04-10 日本碍子株式会社 ボールの超音波探傷検査方法
JPH0767452B2 (ja) * 1992-01-30 1995-07-26 アロカ株式会社 超音波診断装置
WO1997029670A1 (en) * 1996-02-17 1997-08-21 Russell Duncan A wash-basin insert
US6120454A (en) * 1998-02-03 2000-09-19 Boston Scientific Corporation Annular array ultrasound catheter
US6622562B2 (en) * 2001-01-05 2003-09-23 Bjorn A. J. Angelsen Multi pre-focused annular array for high resolution ultrasound imaging
KR20080093281A (ko) * 2007-04-16 2008-10-21 주식회사 메디슨 초음파 진단용 프로브
JP5494959B2 (ja) * 2010-05-31 2014-05-21 株式会社日立製作所 超音波探傷センサおよび超音波探傷方法
DE102012204638A1 (de) * 2012-03-22 2013-09-26 Robert Bosch Gmbh Ultraschallsensor und Verfahren zur Messung eines Objektabstands
CN105139847B (zh) * 2015-08-14 2018-10-02 东南大学 一种增强的声学聚焦装置
US11607194B2 (en) * 2018-03-27 2023-03-21 Koninklijke Philips N.V. Ultrasound imaging system with depth-dependent transmit focus

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1201197A (en) * 1975-09-15 1986-02-25 Commonwealth Of Australia (The) Variable focus transducer
US4276779A (en) * 1979-03-29 1981-07-07 Raytheon Company Dynamically focussed array
DE3382654T2 (de) * 1982-07-21 1993-05-13 Technicare Corp Ultraschallwandler-sondengeraet mit doppeloeffnung.
US4760304A (en) * 1986-11-24 1988-07-26 General Electric Company Dark field coaxial ultrasonic transducer

Also Published As

Publication number Publication date
DE68921571D1 (de) 1995-04-13
EP0373603B1 (en) 1995-03-08
EP0373603A3 (en) 1991-11-13
JPH02159266A (ja) 1990-06-19
EP0373603A2 (en) 1990-06-20

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee