JPH0318458B2 - - Google Patents

Info

Publication number
JPH0318458B2
JPH0318458B2 JP59210800A JP21080084A JPH0318458B2 JP H0318458 B2 JPH0318458 B2 JP H0318458B2 JP 59210800 A JP59210800 A JP 59210800A JP 21080084 A JP21080084 A JP 21080084A JP H0318458 B2 JPH0318458 B2 JP H0318458B2
Authority
JP
Japan
Prior art keywords
circuit
sample
correlation
amplitude value
range gate
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
Application number
JP59210800A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61100236A (ja
Inventor
Mitsukazu Amamya
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP59210800A priority Critical patent/JPS61100236A/ja
Priority to US06/782,921 priority patent/US4693319A/en
Priority to DE8585112767T priority patent/DE3585766D1/de
Priority to EP85112767A priority patent/EP0177942B1/en
Publication of JPS61100236A publication Critical patent/JPS61100236A/ja
Publication of JPH0318458B2 publication Critical patent/JPH0318458B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Remote Sensing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Acoustics & Sound (AREA)
  • Pathology (AREA)
  • Public Health (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)
  • Radiology & Medical Imaging (AREA)
  • Veterinary Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Biophysics (AREA)
  • Hematology (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
JP59210800A 1984-10-08 1984-10-08 相関検出型超音波血流計 Granted JPS61100236A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP59210800A JPS61100236A (ja) 1984-10-08 1984-10-08 相関検出型超音波血流計
US06/782,921 US4693319A (en) 1984-10-08 1985-10-02 Correlation detection type ultrasound blood flowmeter
DE8585112767T DE3585766D1 (de) 1984-10-08 1985-10-08 Ultraschall-blut-stroemungsmesser nach dem korrelationsprinzip.
EP85112767A EP0177942B1 (en) 1984-10-08 1985-10-08 Correlation detection type ultrasound blood flowmeter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59210800A JPS61100236A (ja) 1984-10-08 1984-10-08 相関検出型超音波血流計

Publications (2)

Publication Number Publication Date
JPS61100236A JPS61100236A (ja) 1986-05-19
JPH0318458B2 true JPH0318458B2 (en]) 1991-03-12

Family

ID=16595340

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59210800A Granted JPS61100236A (ja) 1984-10-08 1984-10-08 相関検出型超音波血流計

Country Status (4)

Country Link
US (1) US4693319A (en])
EP (1) EP0177942B1 (en])
JP (1) JPS61100236A (en])
DE (1) DE3585766D1 (en])

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4848355A (en) * 1985-05-20 1989-07-18 Matsushita Electric Industrial Co., Ltd. Ultrasonic doppler blood flowmeter
JPS62114539A (ja) * 1985-11-14 1987-05-26 富士通株式会社 超音波利用の流動表示装置
JP2556701B2 (ja) * 1987-05-18 1996-11-20 グラム株式会社 限外濾過量及び透析液濃度測定装置
US4979513A (en) * 1987-10-14 1990-12-25 Matsushita Electric Industrial Co., Ltd. Ultrasonic diagnostic apparatus
FR2637378B1 (fr) * 1988-09-30 1991-03-15 Labo Electronique Physique Dispositif de mesure par echographie de la vitesse transverse d'organes en mouvement et d'ecoulements sanguins
US5103181A (en) * 1988-10-05 1992-04-07 Den Norske Oljeselskap A. S. Composition monitor and monitoring process using impedance measurements
US5109857A (en) * 1991-03-04 1992-05-05 Duke University Ultrasound time domain velocity detection method and apparatus
JPH04307040A (ja) * 1991-04-05 1992-10-29 Yokogawa Medical Syst Ltd ドプラの相互相関フローマッピング装置
US5357964A (en) * 1993-02-08 1994-10-25 Spivey Brett A Doppler imaging device
JP3462584B2 (ja) * 1994-02-14 2003-11-05 フクダ電子株式会社 超音波診断装置
AU3254897A (en) * 1996-07-02 1998-01-21 B-K Medical A/S Apparatus and method for determining movements and velocities of moving objects
AU4393300A (en) * 1999-05-10 2000-11-21 B-K Medical A/S Vector velocity estimation using directional beam forming and cross-correlation
US6685645B1 (en) * 2001-10-20 2004-02-03 Zonare Medical Systems, Inc. Broad-beam imaging
US20020173721A1 (en) * 1999-08-20 2002-11-21 Novasonics, Inc. User interface for handheld imaging devices
RU2215267C2 (ru) * 2001-12-03 2003-10-27 Казанский государственный технический университет им. А.Н.Туполева Корреляционный способ измерения объемного расхода жидкости (варианты) и устройство для его осуществления
US7105981B2 (en) * 2003-12-10 2006-09-12 Siemens Medical Solutions Usa, Inc. Medical imaging transmit spectral control using aperture functions
US7833163B2 (en) * 2003-12-10 2010-11-16 Siemens Medical Solutions Usa, Inc. Steering angle varied pattern for ultrasound imaging with a two-dimensional array
KR20130102913A (ko) * 2012-03-08 2013-09-23 삼성메디슨 주식회사 조직의 이동 속도 및 방향 획득 방법 및 장치
US9494454B2 (en) * 2013-12-06 2016-11-15 Joseph Baumoel Phase controlled variable angle ultrasonic flow meter
US9752907B2 (en) 2015-04-14 2017-09-05 Joseph Baumoel Phase controlled variable angle ultrasonic flow meter
US10256538B2 (en) * 2015-08-25 2019-04-09 The Boeing Company Integrated true time delay for broad bandwidth time control systems and methods

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3334622A (en) * 1964-12-15 1967-08-08 Branson Instr Method and apparatus for electroacoustic exploration
DE1798104C3 (de) * 1968-08-22 1973-10-31 Siemens Ag, 1000 Berlin U. 8000 Muenchen Gerät für die Messung der Geschwindigkeit von in Leitungen strö menden Medien
GB1359151A (en) * 1970-07-06 1974-07-10 Coulthard J Measurement of fluid flow rates
US4181134A (en) * 1977-09-21 1980-01-01 Mason Richard C Cardiotachometer
US4217909A (en) * 1978-08-23 1980-08-19 General Electric Company Directional detection of blood velocities in an ultrasound system
CA1135827A (en) * 1978-12-04 1982-11-16 Rainer Fehr Determination of flow velocities by measuring phase difference between the doppler signals
US4265126A (en) * 1979-06-15 1981-05-05 General Electric Company Measurement of true blood velocity by an ultrasound system
US4324258A (en) * 1980-06-24 1982-04-13 Werner Huebscher Ultrasonic doppler flowmeters
FR2506472B1 (fr) * 1981-05-25 1985-06-21 Inst Nat Sante Rech Med Procede et appareil de mesure en temps reel pour la visualisation des vitesses d'ecoulement dans un segment de vaisseau
FI67627C (fi) * 1981-10-19 1985-04-10 Eino Haerkoenen Foerfarande och anordning foer maetning av stroemningshastigheten i stroemmen av uppslamningar genom utnyttjandet av ultraljud
JPS58188433A (ja) * 1982-04-28 1983-11-02 アロカ株式会社 超音波診断装置
NL8202079A (nl) * 1982-05-19 1983-12-16 Ihc Holland Nv Werkwijze en inrcihting voor het meten van de stromingssnelheid van een medium.

Also Published As

Publication number Publication date
JPS61100236A (ja) 1986-05-19
US4693319A (en) 1987-09-15
EP0177942B1 (en) 1992-04-01
DE3585766D1 (de) 1992-05-07
EP0177942A2 (en) 1986-04-16
EP0177942A3 (en) 1988-07-27

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees