JPH02116356A - 超音波システム - Google Patents

超音波システム

Info

Publication number
JPH02116356A
JPH02116356A JP23834189A JP23834189A JPH02116356A JP H02116356 A JPH02116356 A JP H02116356A JP 23834189 A JP23834189 A JP 23834189A JP 23834189 A JP23834189 A JP 23834189A JP H02116356 A JPH02116356 A JP H02116356A
Authority
JP
Japan
Prior art keywords
transducer
probe
fluid
ultrasound
butanol
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.)
Pending
Application number
JP23834189A
Other languages
English (en)
Japanese (ja)
Inventor
Alan P Greenstein
アラン・ポール・グリーンステイン
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.)
HP Inc
Original Assignee
Hewlett Packard Co
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 Hewlett Packard Co filed Critical Hewlett Packard Co
Publication of JPH02116356A publication Critical patent/JPH02116356A/ja
Pending 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP23834189A 1988-09-16 1989-09-13 超音波システム Pending JPH02116356A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US24612688A 1988-09-16 1988-09-16
US246,126 1988-09-16

Publications (1)

Publication Number Publication Date
JPH02116356A true JPH02116356A (ja) 1990-05-01

Family

ID=22929406

Family Applications (1)

Application Number Title Priority Date Filing Date
JP23834189A Pending JPH02116356A (ja) 1988-09-16 1989-09-13 超音波システム

Country Status (3)

Country Link
EP (1) EP0359546B1 (de)
JP (1) JPH02116356A (de)
DE (1) DE68908307T2 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE179015T1 (de) * 1992-09-24 1999-04-15 Siemens Ag Intrakavitäre ultraschallsonde
EP0749722A3 (de) * 1995-06-22 1997-04-16 Hewlett Packard Co Tragbarer Dreh-Ultraschall-Wandler
GB2457240B (en) 2008-02-05 2013-04-10 Fujitsu Ltd Ultrasound probe device and method of operation
WO2013139849A1 (en) 2012-03-20 2013-09-26 Alstom Technology Ltd Ultrasonic ndt sensor arrangement and method for inspecting surfaces of variable geometry of metal bodies

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4194510A (en) * 1978-06-15 1980-03-25 Second Foundation, Inc. Ultrasonic focusing system
GB2149916A (en) * 1983-11-16 1985-06-19 Britoil Plc Buoyant seismic streamer array
EP0174167A3 (de) * 1984-08-30 1988-12-14 Matsushita Electric Industrial Co., Ltd. Ultraschallwandler für medizinische diagnostische Untersuchung

Also Published As

Publication number Publication date
DE68908307T2 (de) 1994-03-17
EP0359546A3 (en) 1990-05-02
EP0359546A2 (de) 1990-03-21
EP0359546B1 (de) 1993-08-11
DE68908307D1 (de) 1993-09-16

Similar Documents

Publication Publication Date Title
US6629929B1 (en) Method and apparatus for automatically setting the transmit aperture and apodization of an ultrasound transducer array
US7307374B2 (en) Ultrasound transducer
US5477736A (en) Ultrasonic transducer with lens having electrorheological fluid therein for dynamically focusing and steering ultrasound energy
US5678554A (en) Ultrasound transducer for multiple focusing and method for manufacture thereof
US4207901A (en) Ultrasound reflector
GB2027197A (en) Ultrasonic imaging apparatus
US4257271A (en) Selectable delay system
US4442713A (en) Frequency varied ultrasonic imaging array
US6409669B1 (en) Ultrasound transducer assembly incorporating acoustic mirror
US4862892A (en) Ultrasonic reflex transmission imaging method and apparatus with artifact removal
US7588540B2 (en) Ultrasonic probe for scanning a volume
Smith et al. Some advances in acoustic imaging through skull
US4410826A (en) Ultrasonic imaging apparatus using a coupling fluid mixture of propylene oxide, ethylene oxide derivative and glycerine
EP0110593A2 (de) Verfahren und Gerät zur Ultraschallabtastung
US5911221A (en) Static scanhead switching along elevation for forming ultrasound beam line
CA2051653A1 (en) Combined reflection and transmission ultrasonic imaging method and apparatus
US20070197917A1 (en) Continuous-focus ultrasound lens
US4472972A (en) Ultrasound imaging system employing operator controlled filter for reflected signal attenuation compensation
US4612809A (en) Curved-array ultrasonic probe using low-velocity fluid
JPH02116356A (ja) 超音波システム
US5052393A (en) Ultrasound system with improved coupling fluid
JPH06114056A (ja) 超音波診断装置
US4325258A (en) Conical transducer ultrasonic scanning
Maginness Methods and terminology for diagnostic ultrasound imaging systems
Karrer et al. A phased array acoustic imaging system for medical use