DE69730249D1 - Blutströmungsgerät - Google Patents

Blutströmungsgerät

Info

Publication number
DE69730249D1
DE69730249D1 DE69730249T DE69730249T DE69730249D1 DE 69730249 D1 DE69730249 D1 DE 69730249D1 DE 69730249 T DE69730249 T DE 69730249T DE 69730249 T DE69730249 T DE 69730249T DE 69730249 D1 DE69730249 D1 DE 69730249D1
Authority
DE
Germany
Prior art keywords
blood flow
doppler
velocity
telemetered
provides
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
DE69730249T
Other languages
English (en)
Other versions
DE69730249T2 (de
Inventor
P Doten
P Brockway
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.)
Data Sciences International Inc
Original Assignee
Transoma Medical Inc
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 Transoma Medical Inc filed Critical Transoma Medical Inc
Publication of DE69730249D1 publication Critical patent/DE69730249D1/de
Application granted granted Critical
Publication of DE69730249T2 publication Critical patent/DE69730249T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/12—Diagnosis using ultrasonic, sonic or infrasonic waves in body cavities or body tracts, e.g. by using catheters
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2560/00—Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
    • A61B2560/02—Operational features
    • A61B2560/0204—Operational features of power management
    • A61B2560/0209—Operational features of power management adapted for power saving
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/0002—Remote monitoring of patients using telemetry, e.g. transmission of vital signals via a communication network
    • A61B5/0031—Implanted circuitry

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Surgery (AREA)
  • Biophysics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Veterinary Medicine (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Physics & Mathematics (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Hematology (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • External Artificial Organs (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Measuring Volume Flow (AREA)
DE69730249T 1996-11-07 1997-11-07 Blutströmungsgerät Expired - Fee Related DE69730249T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US744360 1996-11-07
US08/744,360 US5865749A (en) 1996-11-07 1996-11-07 Blood flow meter apparatus and method of use
PCT/US1997/020038 WO1998019604A1 (en) 1996-11-07 1997-11-07 Blood flow meter and method of use

Publications (2)

Publication Number Publication Date
DE69730249D1 true DE69730249D1 (de) 2004-09-16
DE69730249T2 DE69730249T2 (de) 2005-04-14

Family

ID=24992418

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69730249T Expired - Fee Related DE69730249T2 (de) 1996-11-07 1997-11-07 Blutströmungsgerät

Country Status (8)

Country Link
US (3) US5865749A (de)
EP (1) EP1011451B1 (de)
JP (2) JP2001505451A (de)
AT (1) ATE272981T1 (de)
AU (1) AU5165398A (de)
CA (1) CA2270961C (de)
DE (1) DE69730249T2 (de)
WO (1) WO1998019604A1 (de)

Families Citing this family (70)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5865749A (en) * 1996-11-07 1999-02-02 Data Sciences International, Inc. Blood flow meter apparatus and method of use
US6626838B2 (en) 1996-11-07 2003-09-30 Transoma Medical, Inc. Blood flow meter apparatus and method of use
US7883539B2 (en) 1997-01-02 2011-02-08 Edwards Lifesciences Llc Heart wall tension reduction apparatus and method
US6050936A (en) * 1997-01-02 2000-04-18 Myocor, Inc. Heart wall tension reduction apparatus
US6183411B1 (en) * 1998-09-21 2001-02-06 Myocor, Inc. External stress reduction device and method
US6077214A (en) * 1998-07-29 2000-06-20 Myocor, Inc. Stress reduction apparatus and method
US6673314B1 (en) 1997-02-14 2004-01-06 Nxstage Medical, Inc. Interactive systems and methods for supporting hemofiltration therapies
US6852090B2 (en) * 1997-02-14 2005-02-08 Nxstage Medical, Inc. Fluid processing systems and methods using extracorporeal fluid flow panels oriented within a cartridge
US5935077A (en) * 1997-08-14 1999-08-10 Ogle; John Seldon Noninvasive blood flow sensor using magnetic field parallel to skin
US5947901A (en) 1997-09-09 1999-09-07 Redano; Richard T. Method for hemodynamic stimulation and monitoring
US7097618B1 (en) * 2003-03-12 2006-08-29 Transoma Medical, Inc. Devices and methods for detecting and treating inadequate tissue perfusion
US6332893B1 (en) 1997-12-17 2001-12-25 Myocor, Inc. Valve to myocardium tension members device and method
US6260552B1 (en) * 1998-07-29 2001-07-17 Myocor, Inc. Transventricular implant tools and devices
US6471651B1 (en) 1999-05-05 2002-10-29 Sonosite, Inc. Low power portable ultrasonic diagnostic instrument
US7780619B2 (en) * 1999-11-29 2010-08-24 Nxstage Medical, Inc. Blood treatment apparatus
US6595071B1 (en) 2000-01-06 2003-07-22 Transoma Medical, Inc. Estimation of error angle in ultrasound flow measurement
US6539316B1 (en) * 2000-01-06 2003-03-25 Data Sciences International, Inc. Phase detector
US6435037B1 (en) 2000-01-06 2002-08-20 Data Sciences International, Inc. Multiplexed phase detector
US6458086B1 (en) 2000-04-05 2002-10-01 Kenneth Lawrence Franco Implantable blood flow monitoring system
US6723038B1 (en) 2000-10-06 2004-04-20 Myocor, Inc. Methods and devices for improving mitral valve function
PT1423066E (pt) * 2001-09-07 2008-09-29 Mardil Inc Método e aparelho para a estabilização externa do coração
US6892092B2 (en) * 2001-10-29 2005-05-10 Cardiac Pacemakers, Inc. Cardiac rhythm management system with noise detector utilizing a hysteresis providing threshold
US7215993B2 (en) * 2002-08-06 2007-05-08 Cardiac Pacemakers, Inc. Cardiac rhythm management systems and methods for detecting or validating cardiac beats in the presence of noise
US6917830B2 (en) * 2001-10-29 2005-07-12 Cardiac Pacemakers, Inc. Method and system for noise measurement in an implantable cardiac device
US6764510B2 (en) 2002-01-09 2004-07-20 Myocor, Inc. Devices and methods for heart valve treatment
AU2003267147A1 (en) * 2002-09-10 2004-04-30 Placor, Inc. Method and device for monitoring platelet function
US7112219B2 (en) 2002-11-12 2006-09-26 Myocor, Inc. Devices and methods for heart valve treatment
US7529583B1 (en) 2003-01-15 2009-05-05 Transoma Medical, Inc. Therapeutic device and method using feedback from implantable pressure sensor
US7439069B2 (en) * 2004-02-27 2008-10-21 Nippoldt Douglas D Blood coagulation test cartridge, system, and method
US7422905B2 (en) * 2004-02-27 2008-09-09 Medtronic, Inc. Blood coagulation test cartridge, system, and method
US7399637B2 (en) * 2004-04-19 2008-07-15 Medtronic, Inc. Blood coagulation test cartridge, system, and method
WO2005104210A2 (en) * 2004-04-20 2005-11-03 Visualsonics Inc. Arrayed ultrasonic transducer
US7899526B2 (en) * 2004-05-10 2011-03-01 Regents Of The University Of Minnesota Portable device for monitoring electrocardiographic signals and indices of blood flow
US7123015B2 (en) * 2004-09-29 2006-10-17 General Electric Company Magnetic resonance system and method
US7513873B2 (en) * 2004-10-08 2009-04-07 Supertex, Inc. Low-noise ultrasound method and beamformer system for doppler processing
JP2008539438A (ja) * 2005-04-25 2008-11-13 プラコア・インコーポレーテッド 血小板の機能を監視するための方法及びデバイス
US20090306525A1 (en) * 2005-07-15 2009-12-10 Koninklijke Philips Electronics N.V. Apparatus and Method for Defibrillation Pulse Detection Using Electromagnetic Waves
JP4804062B2 (ja) * 2005-07-29 2011-10-26 オリンパス株式会社 内視鏡システム
WO2007023426A2 (en) * 2005-08-26 2007-03-01 Koninklijke Philips Electronics N.V. Measurement of pulse wave velocity
US8118750B2 (en) * 2005-10-21 2012-02-21 Medtronic, Inc. Flow sensors for penile tumescence
EP1952175B1 (de) 2005-11-02 2013-01-09 Visualsonics, Inc. Digitaler Sendebündelformer für ein Ultraschallgruppenstrahlersystem
GB0613739D0 (en) * 2006-07-11 2006-08-23 Univ Belfast Improvements relating to the assessment of blood velocity signals
US20100099130A1 (en) * 2006-10-25 2010-04-22 Placor Inc. Methods and devices for monitoring platelet function
US20080133006A1 (en) * 2006-10-27 2008-06-05 Ventrassist Pty Ltd Blood Pump With An Ultrasonic Transducer
EP2136861B1 (de) * 2007-04-05 2017-12-20 ReliantHeart Inc. Blutpumpensystem
US20080312534A1 (en) * 2007-06-07 2008-12-18 Kyriacos Pitsillides System and method for power management in a telemetric monitoring system
US20090099453A1 (en) * 2007-10-16 2009-04-16 Kjell Kristoffersen Stand-alone cw doppler probe interface for phased array ultrasound system
US9672471B2 (en) 2007-12-18 2017-06-06 Gearbox Llc Systems, devices, and methods for detecting occlusions in a biological subject including spectral learning
US20100036209A1 (en) * 2008-08-07 2010-02-11 Searete Llc, A Limited Liability Corporation Of The State Of Delaware Circulatory monitoring systems and methods
US9717896B2 (en) 2007-12-18 2017-08-01 Gearbox, Llc Treatment indications informed by a priori implant information
US9184369B2 (en) 2008-09-18 2015-11-10 Fujifilm Sonosite, Inc. Methods for manufacturing ultrasound transducers and other components
US20110144494A1 (en) * 2008-09-18 2011-06-16 James Mehi Methods for acquisition and display in ultrasound imaging
US9173047B2 (en) 2008-09-18 2015-10-27 Fujifilm Sonosite, Inc. Methods for manufacturing ultrasound transducers and other components
US8744556B2 (en) 2011-02-04 2014-06-03 Cardiac Pacemakers, Inc. Noise detection in implantable medical devices
US9259163B2 (en) 2011-05-25 2016-02-16 Medtronic, Inc. Integrated wireless non-invasive perfusion sensor and method of use
US9031641B2 (en) 2011-07-28 2015-05-12 Medtronic, Inc. Quantifying laser-doppler perfusion signal for arrhythmia detection and disease monitoring
US8727991B2 (en) 2011-08-29 2014-05-20 Salutron, Inc. Probabilistic segmental model for doppler ultrasound heart rate monitoring
CN102889926B (zh) * 2012-08-30 2013-12-25 桂林电子科技大学 一种超声波抗噪检测方法和系统
DE102013012391A1 (de) * 2012-09-26 2014-03-27 CircuLite GmbH Pumpe, System mit einer Blutpumpe und Verfahren zur Herstellung einer Blutpumpe
EP2943126B1 (de) * 2013-01-14 2019-09-04 Uscom Limited Kombiniertes blutfluss- und blutdrucküberwachungssystem und -verfahren
CN103479396B (zh) * 2013-10-11 2015-09-02 王卫东 血液流速检测装置
WO2016188784A1 (en) * 2015-05-28 2016-12-01 Koninklijke Philips N.V. Apparatus and method for determining blood flow velocity
US11531096B2 (en) 2017-03-23 2022-12-20 Vave Health, Inc. High performance handheld ultrasound
US11446003B2 (en) 2017-03-27 2022-09-20 Vave Health, Inc. High performance handheld ultrasound
US10469846B2 (en) 2017-03-27 2019-11-05 Vave Health, Inc. Dynamic range compression of ultrasound images
US10856843B2 (en) 2017-03-23 2020-12-08 Vave Health, Inc. Flag table based beamforming in a handheld ultrasound device
DE112019001664T5 (de) * 2018-03-29 2020-12-10 Sony Corporation Signalverarbeitungsvorrichtung, signalverarbeitungsverfahren, programm und messvorrichtung
CN110037741B (zh) * 2019-04-08 2024-02-20 深圳市贝斯曼精密仪器有限公司 血流速度检测系统
JP2020065915A (ja) * 2019-07-19 2020-04-30 束原 幸俊 血流量プローブ、血流量センサ及び血流量測定器
CN113476739B (zh) * 2021-06-07 2022-11-08 浙江迪远医疗器械有限公司 具有检测装置的血液泵

Family Cites Families (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4145925A (en) * 1978-01-09 1979-03-27 Medtronic, Inc. Digital liquid velocity measuring system
US4198987A (en) * 1978-01-09 1980-04-22 Cain Clarence P Measuring system including elements implantable beneath the skin
US4227407A (en) * 1978-11-30 1980-10-14 Cornell Research Foundation, Inc. Volume flow measurement system
JPS60122548A (ja) * 1983-12-05 1985-07-01 株式会社東芝 超音波診断装置
SU1215659A1 (ru) * 1984-01-09 1986-03-07 Предприятие П/Я А-3325 Ультразвуковой допплеровский измеритель скорости кровотока
US5313947A (en) * 1985-02-08 1994-05-24 University Patents, Inc. CW and pulsed doppler diagnostic system
JPS61181449A (ja) * 1985-02-08 1986-08-14 富士通株式会社 血流速度測定装置
US4819860A (en) 1986-01-09 1989-04-11 Lloyd D. Lillie Wrist-mounted vital functions monitor and emergency locator
JPH07100064B2 (ja) * 1986-09-29 1995-11-01 株式会社日立メデイコ 超音波ドプラ流速計
JPS63154163A (ja) * 1986-12-18 1988-06-27 富士通株式会社 超音波ｃｗドプラ血流計
US4905206A (en) * 1988-06-22 1990-02-27 Hitachi Medical Corporation Ultrasonic doppler flow meter
US5046500A (en) * 1988-10-03 1991-09-10 Kontron Instruments Holding N.V. Doppler flow velocity meter
JPH02307436A (ja) * 1989-05-23 1990-12-20 Toshiba Corp 超音波血流イメージング装置
JP3086693B2 (ja) * 1989-07-06 2000-09-11 株式会社東芝 超音波診断装置
SU1734697A1 (ru) * 1989-09-25 1992-05-23 Научно-исследовательский институт измерительной техники Ультразвуковой доплеровский измеритель скорости кровотока
JPH03151944A (ja) * 1989-11-08 1991-06-28 Hitachi Medical Corp パルスドプラ計測装置
JP2840864B2 (ja) * 1989-11-13 1998-12-24 株式会社日立メディコ パルスドプラ計測装置
US5113867A (en) * 1990-05-16 1992-05-19 Janszen David A Fluid flow characterizing
EP0474958B1 (de) 1990-09-11 1996-09-11 Bozidar Ferek-Petric Herzelektrotherapiesystem
US5103825A (en) * 1991-03-05 1992-04-14 D. E. Hokanson, Inc. Doppler transducer probe with direction indicator
US5188106A (en) * 1991-03-08 1993-02-23 Telectronics Pacing Systems, Inc. Method and apparatus for chronically monitoring the hemodynamic state of a patient using doppler ultrasound
US5174299A (en) * 1991-08-12 1992-12-29 Cardiac Pacemakers, Inc. Thermocouple-based blood flow sensor
US5291892A (en) * 1991-11-04 1994-03-08 General Electric Company Ultrasonic flow imaging
US5238001A (en) * 1991-11-12 1993-08-24 Stuart Medical Inc. Ambulatory patient monitoring system having multiple monitoring units and optical communications therebetween
US5373848A (en) * 1993-08-09 1994-12-20 Hewlett-Packard Company Ultrasonic time-domain method for sensing fluid flow
US5383462A (en) * 1993-11-24 1995-01-24 General Electric Company Wideband time-domain cross-correlation method using baseband data
JPH07241288A (ja) * 1994-03-04 1995-09-19 Hitachi Ltd 超音波装置
US5476097A (en) * 1994-10-13 1995-12-19 Advanced Technology Laboratories, Inc. Simultaneous ultrasonic imaging and Doppler display system
US5544656A (en) * 1994-12-02 1996-08-13 The Regents Of The University Of California Method and apparatus for myocardial wall measurement
US5640960A (en) * 1995-04-18 1997-06-24 Imex Medical Systems, Inc. Hand-held, battery operated, doppler ultrasound medical diagnostic device with cordless probe
US5865749A (en) * 1996-11-07 1999-02-02 Data Sciences International, Inc. Blood flow meter apparatus and method of use

Also Published As

Publication number Publication date
CA2270961C (en) 2007-01-02
US5865749A (en) 1999-02-02
US6063034A (en) 2000-05-16
JP2001505451A (ja) 2001-04-24
ATE272981T1 (de) 2004-08-15
EP1011451A1 (de) 2000-06-28
CA2270961A1 (en) 1998-05-14
WO1998019604A1 (en) 1998-05-14
DE69730249T2 (de) 2005-04-14
AU5165398A (en) 1998-05-29
EP1011451B1 (de) 2004-08-11
US6544180B1 (en) 2003-04-08
JP2006095329A (ja) 2006-04-13

Similar Documents

Publication Publication Date Title
ATE272981T1 (de) Blutströmungsgerät
SE9702876D0 (sv) A cardiac monitoring device and rate responsive pacemaker system
US6626838B2 (en) Blood flow meter apparatus and method of use
Forsberg et al. Subharmonic imaging of contrast agents
ATE246902T1 (de) Steuerung von kontrastverbesserter bildgebung
FR2884952B1 (fr) Dispositif de detection de la chute d'un corps dans un bassin
JP2001170016A (ja) 脈波検出装置
Franklin et al. Blood velocity telemetered from untethered animals
DE69628243D1 (de) Planarer Bicarbonatsensor
Carandell Widmer et al. Evaluation of Sigfox LPWAN technology for autonomous sensors in coastal applications
Mortimer et al. Ultrasound-enhanced diffusion through isolated frog skin
DK1171039T3 (da) Forbedringer ved eller vedrörende ultralydindretninger
DE69520591T2 (de) Bestimmung von steroid sulfatase
WO1997017093A3 (de) Vorrichtung zum spülen von körperhöhlen
JP2000166888A (ja) 腕携帯機器
Gill An implantable pulsed Doppler ultrasonic blood flowmeter using custom integrated circuits
Wildi SIGNAL-PROCESSING TECHNIQUES AND TRANSDUCER-MULTIPLEXING CIRCUITRY FOR IMPLANTABLE DIMENSION AND BLOOD-FLOW MEASUREMENT SYSTEMS.
SE0203220D0 (sv) Motion Sensor
NZ232511A (en) Acetate buffer-stabilised pentamidine (1,5-bis(4-amidinophenoxy)pentane) solutions
Bahar et al. The nonlinear dynamics of the crayfish mechanoreceptor system
HARRISON Vertical optimization procedure for an integrated micropower signal preprocessor(blood flow measurement applications)[Ph. D. Thesis]
SU1619074A1 (ru) Способ измерени силы
GILL An implantable pulsed Doppler ultrasonic blood flowmeter using custom integrated circuits[Ph. D. Thesis]
RU95110643A (ru) Способ прогнозирования образования кист яичников у девочек в препубертатном и пубертатном периоде
Narodnitskiy Acoustic methods for featuring high-frequency part of spectrum of sea waves

Legal Events

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