JP2008512653A - ドップラー方式流速測定装置 - Google Patents

ドップラー方式流速測定装置 Download PDF

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Publication number
JP2008512653A
JP2008512653A JP2007530408A JP2007530408A JP2008512653A JP 2008512653 A JP2008512653 A JP 2008512653A JP 2007530408 A JP2007530408 A JP 2007530408A JP 2007530408 A JP2007530408 A JP 2007530408A JP 2008512653 A JP2008512653 A JP 2008512653A
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Japan
Prior art keywords
frequency
fourier transform
particles
spectral
ultrasonic beam
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JP2007530408A
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English (en)
Japanese (ja)
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JP2008512653A5 (enExample
Inventor
ジョージ・エイラーズ
ウェス・ウェバー
エドワード・スペンス
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ネフロス・インコーポレーテッド
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Publication of JP2008512653A publication Critical patent/JP2008512653A/ja
Publication of JP2008512653A5 publication Critical patent/JP2008512653A5/ja
Pending legal-status Critical Current

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
    • A61M1/3621—Extra-corporeal blood circuits
    • A61M1/3663—Flow rate transducers; Flow integrators
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
    • G01F1/663—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters by measuring Doppler frequency shift

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  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Veterinary Medicine (AREA)
  • Fluid Mechanics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Vascular Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Hematology (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Medical Informatics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Pathology (AREA)
  • Electromagnetism (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Physics & Mathematics (AREA)
  • Cardiology (AREA)
  • Biophysics (AREA)
  • Anesthesiology (AREA)
  • Measuring Volume Flow (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
JP2007530408A 2004-09-03 2005-09-02 ドップラー方式流速測定装置 Pending JP2008512653A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US60711204P 2004-09-03 2004-09-03
PCT/US2005/031363 WO2006028990A2 (en) 2004-09-03 2005-09-02 Doppler flow measurement apparatus

Publications (2)

Publication Number Publication Date
JP2008512653A true JP2008512653A (ja) 2008-04-24
JP2008512653A5 JP2008512653A5 (enExample) 2010-09-30

Family

ID=36036880

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007530408A Pending JP2008512653A (ja) 2004-09-03 2005-09-02 ドップラー方式流速測定装置

Country Status (5)

Country Link
US (1) US20070293759A1 (enExample)
EP (1) EP1791470A4 (enExample)
JP (1) JP2008512653A (enExample)
CA (1) CA2577422A1 (enExample)
WO (1) WO2006028990A2 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101810723B1 (ko) * 2010-09-03 2017-12-19 로스 알라모스 내셔널 씨큐어리티 엘엘씨 도플러 분광법을 이용한 비침투적 입자 검출 장치 및 방법
JP2019082396A (ja) * 2017-10-30 2019-05-30 国立大学法人九州大学 計測装置

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2011295676B2 (en) * 2010-09-03 2015-10-15 Los Alamos National Security, Llc Method for noninvasive determination of acoustic properties of fluids inside pipes
CN106290977B (zh) * 2015-08-05 2020-01-10 水利部交通运输部国家能源局南京水利科学研究院 用多普勒超声波流速仪得到水流速信号的处理方法
EP3340887B1 (en) * 2015-08-27 2020-06-17 Koninklijke Philips N.V. Spectral doppler processing with adaptive sample window size
CN108267637A (zh) * 2017-12-29 2018-07-10 国网天津市电力公司电力科学研究院 一种基于混合频谱特性的洗衣机非侵入式运行检测方法
CN109029602B (zh) * 2018-08-28 2020-01-21 泰华智慧产业集团股份有限公司 基于超声波的流量测量方法及流量计

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04108434A (ja) * 1990-08-28 1992-04-09 Toshiba Corp 超音波診断装置
JPH07140232A (ja) * 1993-11-19 1995-06-02 Nippon Motorola Ltd 受信装置を搭載した移動体の移動速度検出装置
JPH08229039A (ja) * 1994-12-27 1996-09-10 Toshiba Medical Eng Co Ltd 超音波診断装置
JPH10221141A (ja) * 1997-02-07 1998-08-21 Aichi Tokei Denki Co Ltd 超音波ドップラー流速・流量計
JPH11142425A (ja) * 1997-11-10 1999-05-28 Furuno Electric Co Ltd 流速測定装置および超音波診断装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1791191C3 (de) * 1968-09-28 1974-08-22 Siemens Ag, 1000 Berlin Und 8000 Muenchen Gerät zur Ermittlung der Blutflußgeschwindigkeit
NO831718L (no) * 1983-05-13 1984-11-14 Vingmed As Fremgangsmaate og apparat ved blodstroem-hastighetsmaaling med ultralyd for dannelse av todimensjonal avbildning av blodets hastighet
US4542657A (en) * 1983-08-26 1985-09-24 General Electric Company Time domain technique to determine mean frequency
US4989609A (en) * 1989-01-26 1991-02-05 Minnesota Mining And Manufacturing Company Doppler blood flow system and method using special zero flow rate analysis
US5421211A (en) * 1994-10-06 1995-06-06 Marsh - Mcbirney, Inc. Liquid flowmeter including doppler signal processing, and method
US5871447A (en) * 1996-11-07 1999-02-16 Acuson Corporation Doppler energy-related parameters in an ultrasound imaging system
US6530887B1 (en) * 1996-12-24 2003-03-11 Teratech Corporation Ultrasound probe with integrated electronics

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04108434A (ja) * 1990-08-28 1992-04-09 Toshiba Corp 超音波診断装置
JPH07140232A (ja) * 1993-11-19 1995-06-02 Nippon Motorola Ltd 受信装置を搭載した移動体の移動速度検出装置
JPH08229039A (ja) * 1994-12-27 1996-09-10 Toshiba Medical Eng Co Ltd 超音波診断装置
JPH10221141A (ja) * 1997-02-07 1998-08-21 Aichi Tokei Denki Co Ltd 超音波ドップラー流速・流量計
JPH11142425A (ja) * 1997-11-10 1999-05-28 Furuno Electric Co Ltd 流速測定装置および超音波診断装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101810723B1 (ko) * 2010-09-03 2017-12-19 로스 알라모스 내셔널 씨큐어리티 엘엘씨 도플러 분광법을 이용한 비침투적 입자 검출 장치 및 방법
JP2019082396A (ja) * 2017-10-30 2019-05-30 国立大学法人九州大学 計測装置

Also Published As

Publication number Publication date
EP1791470A4 (en) 2009-09-02
WO2006028990A2 (en) 2006-03-16
WO2006028990A3 (en) 2006-06-29
CA2577422A1 (en) 2006-03-16
US20070293759A1 (en) 2007-12-20
EP1791470A2 (en) 2007-06-06

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