EP0455273A3 - Ultrasonic transducers for medical diagnostic examinations - Google Patents

Ultrasonic transducers for medical diagnostic examinations Download PDF

Info

Publication number
EP0455273A3
EP0455273A3 EP19910111825 EP91111825A EP0455273A3 EP 0455273 A3 EP0455273 A3 EP 0455273A3 EP 19910111825 EP19910111825 EP 19910111825 EP 91111825 A EP91111825 A EP 91111825A EP 0455273 A3 EP0455273 A3 EP 0455273A3
Authority
EP
European Patent Office
Prior art keywords
ultrasonic transducers
medical diagnostic
diagnostic examinations
examinations
medical
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.)
Granted
Application number
EP19910111825
Other versions
EP0455273B1 (en
EP0455273A2 (en
Inventor
Masami Kawachui
Fumio Muramatsu
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
Priority claimed from JP18131784A external-priority patent/JPS6158648A/en
Priority claimed from JP59181316A external-priority patent/JPS6158647A/en
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of EP0455273A2 publication Critical patent/EP0455273A2/en
Publication of EP0455273A3 publication Critical patent/EP0455273A3/en
Application granted granted Critical
Publication of EP0455273B1 publication Critical patent/EP0455273B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G10K11/35—Sound-focusing or directing, e.g. scanning using mechanical steering of transducers or their beams
    • G10K11/352—Sound-focusing or directing, e.g. scanning using mechanical steering of transducers or their beams by moving the transducer
    • G10K11/355—Arcuate movement
EP91111825A 1984-08-30 1985-08-30 Ultrasonic transducers for medical diagnostic examinations Expired - Lifetime EP0455273B1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP18131784A JPS6158648A (en) 1984-08-30 1984-08-30 Machine scanning type ultrasonic probe
JP59181316A JPS6158647A (en) 1984-08-30 1984-08-30 Machine scanning type ultrasonic probe
JP181317/84 1984-08-30
JP181316/84 1984-08-30
EP85306166A EP0174167A3 (en) 1984-08-30 1985-08-30 Ultrasonic transducers for medical diagnostic examination

Related Parent Applications (2)

Application Number Title Priority Date Filing Date
EP85306166.1 Division 1985-08-30
EP85306166A Division EP0174167A3 (en) 1984-08-30 1985-08-30 Ultrasonic transducers for medical diagnostic examination

Publications (3)

Publication Number Publication Date
EP0455273A2 EP0455273A2 (en) 1991-11-06
EP0455273A3 true EP0455273A3 (en) 1992-04-29
EP0455273B1 EP0455273B1 (en) 1996-10-30

Family

ID=26500551

Family Applications (2)

Application Number Title Priority Date Filing Date
EP91111825A Expired - Lifetime EP0455273B1 (en) 1984-08-30 1985-08-30 Ultrasonic transducers for medical diagnostic examinations
EP85306166A Withdrawn EP0174167A3 (en) 1984-08-30 1985-08-30 Ultrasonic transducers for medical diagnostic examination

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP85306166A Withdrawn EP0174167A3 (en) 1984-08-30 1985-08-30 Ultrasonic transducers for medical diagnostic examination

Country Status (2)

Country Link
EP (2) EP0455273B1 (en)
DE (1) DE3588128T2 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61247439A (en) * 1985-04-26 1986-11-04 松下電器産業株式会社 Fan shaped mechanical scanning type ultrasonic probe
US5052393A (en) * 1988-09-16 1991-10-01 Hewlett-Packard Company Ultrasound system with improved coupling fluid
EP0359546B1 (en) * 1988-09-16 1993-08-11 Hewlett-Packard Company Ultrasound system with improved coupling fluid
US4993416A (en) * 1989-04-25 1991-02-19 Board Of Reagents The University Of Texas System System for ultrasonic pan focal imaging and axial beam translation
US7575552B2 (en) 2004-06-10 2009-08-18 Panasonic Corporation Ultrasonic probe with acoustic medium
CN103675093B (en) * 2013-11-22 2016-04-27 国核电站运行服务技术有限公司 Tubing detection system

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4149419A (en) * 1977-11-25 1979-04-17 Smith Kline Instruments, Inc. Ultrasonic transducer probe
DE3045623A1 (en) * 1980-12-03 1982-06-24 Siemens AG, 1000 Berlin und 8000 München Ultrasonic applicator for workpiece examination - provides line scanning using head inside individual line head
GB2111207A (en) * 1981-12-01 1983-06-29 Kretztechnik Gmbh Ultrasonic scanning unit

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4424813A (en) * 1981-08-14 1984-01-10 Diasonics, Inc. Multi-mode ultrasound scanner
JPS58131559A (en) * 1982-01-30 1983-08-05 Aloka Co Ltd Ultrasonic probe
JPS58131560A (en) * 1982-02-01 1983-08-05 Nippon Steel Corp Method and apparatus for ultrasonic flaw detection

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4149419A (en) * 1977-11-25 1979-04-17 Smith Kline Instruments, Inc. Ultrasonic transducer probe
DE3045623A1 (en) * 1980-12-03 1982-06-24 Siemens AG, 1000 Berlin und 8000 München Ultrasonic applicator for workpiece examination - provides line scanning using head inside individual line head
GB2111207A (en) * 1981-12-01 1983-06-29 Kretztechnik Gmbh Ultrasonic scanning unit

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 7, no. 245 (P-233)(1390) 29 October 1983 & JP-58 131 560 ( SHIN NIPPON SEITETSU K.K. ) 5 August 1983 *

Also Published As

Publication number Publication date
EP0174167A3 (en) 1988-12-14
EP0455273B1 (en) 1996-10-30
DE3588128T2 (en) 1997-04-30
EP0455273A2 (en) 1991-11-06
EP0174167A2 (en) 1986-03-12
DE3588128D1 (en) 1996-12-05

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