DE69327147T2 - Sonde und Verfahren zur genauen Bestimmung der Geschwindigkeit oder des Durchflusses einer Flüssigkeit - Google Patents
Sonde und Verfahren zur genauen Bestimmung der Geschwindigkeit oder des Durchflusses einer FlüssigkeitInfo
- Publication number
- DE69327147T2 DE69327147T2 DE69327147T DE69327147T DE69327147T2 DE 69327147 T2 DE69327147 T2 DE 69327147T2 DE 69327147 T DE69327147 T DE 69327147T DE 69327147 T DE69327147 T DE 69327147T DE 69327147 T2 DE69327147 T2 DE 69327147T2
- Authority
- DE
- Germany
- Prior art keywords
- wide
- transducer
- probe
- speed
- liquid
- 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 - Lifetime
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/12—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
- 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
- A61B8/44—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device
- A61B8/4444—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device related to the probe
- A61B8/445—Details of catheter construction
-
- 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
- G01F1/662—Constructional details
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
- G01P5/24—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting acoustical wave
- G01P5/241—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting acoustical wave by using reflection of acoustical waves, i.e. Doppler-effect
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9211425A FR2695999B1 (fr) | 1992-09-21 | 1992-09-21 | Sonde ultrasonore pour déterminer avec précision la vitesse d'un liquide et, en particulier, le débit aortique. |
US6490093A | 1993-05-24 | 1993-05-24 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69327147D1 DE69327147D1 (de) | 2000-01-05 |
DE69327147T2 true DE69327147T2 (de) | 2000-06-15 |
Family
ID=26229746
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69327147T Expired - Lifetime DE69327147T2 (de) | 1992-09-21 | 1993-09-20 | Sonde und Verfahren zur genauen Bestimmung der Geschwindigkeit oder des Durchflusses einer Flüssigkeit |
DE1993633503 Expired - Lifetime DE69333503T2 (de) | 1992-09-21 | 1993-09-20 | Intracorporale sonde zur genauen bestimmung der geschwindigkeit einer flüssigkeit, insbesondere des durchflusses durch die aorta |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1993633503 Expired - Lifetime DE69333503T2 (de) | 1992-09-21 | 1993-09-20 | Intracorporale sonde zur genauen bestimmung der geschwindigkeit einer flüssigkeit, insbesondere des durchflusses durch die aorta |
Country Status (4)
Country | Link |
---|---|
US (1) | US5479928A (de) |
EP (2) | EP0595666B1 (de) |
AT (2) | ATE187051T1 (de) |
DE (2) | DE69327147T2 (de) |
Families Citing this family (61)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6050949A (en) * | 1997-09-22 | 2000-04-18 | Scimed Life Systems, Inc. | Catheher system having connectable distal and proximal portions |
US5999839A (en) * | 1998-01-30 | 1999-12-07 | General Electric Company | Arterial MRI with chemical-shift nulling |
US6086533A (en) * | 1998-06-12 | 2000-07-11 | Children's Medical Center Corporation | Non-invasive in vivo pressure measurement |
US6419644B1 (en) | 1998-09-08 | 2002-07-16 | Scimed Life Systems, Inc. | System and method for intraluminal imaging |
US6626852B2 (en) | 1998-09-08 | 2003-09-30 | Scimed Life Systems, Inc. | System for intraluminal imaging |
FR2799633B1 (fr) * | 1999-10-14 | 2002-03-22 | Sometec | Procede et dispositif d'amelioration de la precision de mesure d'une vitesse d'un fluide |
US6793634B2 (en) | 1998-10-23 | 2004-09-21 | Scimed Life Systems, Inc. | System and method for intraluminal imaging |
FR2790942B1 (fr) | 1999-03-17 | 2001-11-30 | Sometec | Dispositif de protection d'une enveloppe, utilisation d'un dispositif de protection d'une enveloppe, procede de montage d'une enveloppe sur une sonde et procede de realisation d'un dispositif de protection d'une enveloppe |
US6471655B1 (en) | 1999-06-29 | 2002-10-29 | Vitalwave Corporation | Method and apparatus for the noninvasive determination of arterial blood pressure |
US6361500B1 (en) | 2000-02-07 | 2002-03-26 | Scimed Life Systems, Inc. | Three transducer catheter |
US6554774B1 (en) | 2000-03-23 | 2003-04-29 | Tensys Medical, Inc. | Method and apparatus for assessing hemodynamic properties within the circulatory system of a living subject |
GB2361538A (en) * | 2000-04-19 | 2001-10-24 | Robert Skidmore | Sensing apparatus and method |
GB2361537A (en) * | 2000-04-19 | 2001-10-24 | Robert Skidmore | Sensing apparatus and methods |
US6705990B1 (en) | 2000-07-25 | 2004-03-16 | Tensys Medical, Inc. | Method and apparatus for monitoring physiologic parameters of a living subject |
US6730038B2 (en) | 2002-02-05 | 2004-05-04 | Tensys Medical, Inc. | Method and apparatus for non-invasively measuring hemodynamic parameters using parametrics |
US6704590B2 (en) * | 2002-04-05 | 2004-03-09 | Cardiac Pacemakers, Inc. | Doppler guiding catheter using sensed blood turbulence levels |
US20050261582A1 (en) * | 2004-05-18 | 2005-11-24 | Matthew Becker | Intracorporeal probe with disposable probe body |
US7447408B2 (en) | 2004-07-02 | 2008-11-04 | The General Hospital Corproation | Imaging system and related techniques |
EP2272421A1 (de) | 2004-08-24 | 2011-01-12 | The General Hospital Corporation | Verfahren und Vorrichtung zur Abbildung von Gefäßsegmenten |
US7946994B2 (en) | 2004-10-07 | 2011-05-24 | Tensys Medical, Inc. | Compact apparatus and methods for non-invasively measuring hemodynamic parameters |
KR101410867B1 (ko) | 2005-04-28 | 2014-06-23 | 더 제너럴 하스피탈 코포레이션 | 광간섭 정렬 기술로 해부학적 구조와 연계된 정보를평가하는 시스템, 공정 및 소프트웨어 배열 |
DE602006017558D1 (de) | 2005-08-09 | 2010-11-25 | Gen Hospital Corp | Gerät und verfahren zur durchführung von polarisationsbasierter quadraturdemodulation bei optischer kohärenztomographie |
US8145018B2 (en) | 2006-01-19 | 2012-03-27 | The General Hospital Corporation | Apparatus for obtaining information for a structure using spectrally-encoded endoscopy techniques and methods for producing one or more optical arrangements |
EP2659852A3 (de) | 2006-02-01 | 2014-01-15 | The General Hospital Corporation | Vorrichtung zur Anwendung mehrerer elektromagnetischer Strahlungen auf einer Probe |
US10426548B2 (en) | 2006-02-01 | 2019-10-01 | The General Hosppital Corporation | Methods and systems for providing electromagnetic radiation to at least one portion of a sample using conformal laser therapy procedures |
WO2007101026A2 (en) | 2006-02-24 | 2007-09-07 | The General Hospital Corporation | Methods and systems for performing angle-resolved fourier-domain optical coherence tomography |
US8506497B2 (en) | 2006-05-13 | 2013-08-13 | Tensys Medical, Inc. | Continuous positioning apparatus and methods |
WO2008049118A2 (en) | 2006-10-19 | 2008-04-24 | The General Hospital Corporation | Apparatus and method for obtaining and providing imaging information associated with at least one portion of a sample and effecting such portion(s) |
EP2386250B1 (de) * | 2006-10-26 | 2013-09-11 | Cardiogal Ltd. | Herzparametermessung |
EP2211703B1 (de) | 2007-10-12 | 2020-03-04 | Shanyi Medical Technology (Hangzhou) Co., Ltd. | Gerät und verfahren zur nicht-invasiven messung des arteriellen blutdrucks eines patienten |
WO2009137701A2 (en) | 2008-05-07 | 2009-11-12 | The General Hospital Corporation | System, method and computer-accessible medium for tracking vessel motion during three-dimensional coronary artery microscopy |
EP2309923B1 (de) | 2008-07-14 | 2020-11-25 | The General Hospital Corporation | Vorrichtung und verfahren für eine farbendoskopie |
WO2010090837A2 (en) | 2009-01-20 | 2010-08-12 | The General Hospital Corporation | Endoscopic biopsy apparatus, system and method |
JP5819823B2 (ja) | 2009-07-14 | 2015-11-24 | ザ ジェネラル ホスピタル コーポレイション | 血管の内部の流れおよび圧力を測定する装置および装置の作動方法 |
ES2552372T3 (es) * | 2009-12-03 | 2015-11-27 | Deltex Medical Limited | Método y aparato para control hemodinámico usando medición combinada de flujo sanguíneo y presión sanguínea |
EP2542145B1 (de) | 2010-03-05 | 2020-08-12 | The General Hospital Corporation | Systeme zur bereitstellung mikroskopischer bilder von mindestens einer anatomischen struktur mit einer bestimmten auflösung |
US9069130B2 (en) | 2010-05-03 | 2015-06-30 | The General Hospital Corporation | Apparatus, method and system for generating optical radiation from biological gain media |
WO2011150069A2 (en) | 2010-05-25 | 2011-12-01 | The General Hospital Corporation | Apparatus, systems, methods and computer-accessible medium for spectral analysis of optical coherence tomography images |
WO2011149972A2 (en) | 2010-05-25 | 2011-12-01 | The General Hospital Corporation | Systems, devices, methods, apparatus and computer-accessible media for providing optical imaging of structures and compositions |
US10285568B2 (en) | 2010-06-03 | 2019-05-14 | The General Hospital Corporation | Apparatus and method for devices for imaging structures in or at one or more luminal organs |
US9585633B2 (en) | 2010-08-31 | 2017-03-07 | Uti Limited Partnership | Methods and apparatuses for monitoring gastroesophageal reflux volume with ultrasonic catheter |
US9510758B2 (en) | 2010-10-27 | 2016-12-06 | The General Hospital Corporation | Apparatus, systems and methods for measuring blood pressure within at least one vessel |
WO2013013049A1 (en) | 2011-07-19 | 2013-01-24 | The General Hospital Corporation | Systems, methods, apparatus and computer-accessible-medium for providing polarization-mode dispersion compensation in optical coherence tomography |
WO2013066631A1 (en) | 2011-10-18 | 2013-05-10 | The General Hospital Corporation | Apparatus and methods for producing and/or providing recirculating optical delay(s) |
WO2013148306A1 (en) | 2012-03-30 | 2013-10-03 | The General Hospital Corporation | Imaging system, method and distal attachment for multidirectional field of view endoscopy |
US11490797B2 (en) | 2012-05-21 | 2022-11-08 | The General Hospital Corporation | Apparatus, device and method for capsule microscopy |
JP6227652B2 (ja) | 2012-08-22 | 2017-11-08 | ザ ジェネラル ホスピタル コーポレイション | ソフトリソグラフィを用いてミニチュア内視鏡を製作するためのシステム、方法、およびコンピュータ・アクセス可能媒体 |
JP6560126B2 (ja) | 2013-01-28 | 2019-08-14 | ザ ジェネラル ホスピタル コーポレイション | 光周波数ドメインイメージングに重ね合わせされる拡散分光法を提供するための装置および方法 |
US10893806B2 (en) | 2013-01-29 | 2021-01-19 | The General Hospital Corporation | Apparatus, systems and methods for providing information regarding the aortic valve |
WO2014121082A1 (en) | 2013-02-01 | 2014-08-07 | The General Hospital Corporation | Objective lens arrangement for confocal endomicroscopy |
JP6378311B2 (ja) | 2013-03-15 | 2018-08-22 | ザ ジェネラル ホスピタル コーポレイション | 物体を特徴付ける方法とシステム |
WO2014186353A1 (en) | 2013-05-13 | 2014-11-20 | The General Hospital Corporation | Detecting self-interefering fluorescence phase and amplitude |
WO2014204769A1 (en) * | 2013-06-20 | 2014-12-24 | Endoflow, Llc | An assessment device and assessment method |
EP4349242A2 (de) | 2013-07-19 | 2024-04-10 | The General Hospital Corporation | Bildgebungsvorrichtung und verfahren mit multidirektionaler sichtfeldendoskopie |
WO2015013651A2 (en) | 2013-07-26 | 2015-01-29 | The General Hospital Corporation | System, apparatus and method utilizing optical dispersion for fourier-domain optical coherence tomography |
US9733460B2 (en) | 2014-01-08 | 2017-08-15 | The General Hospital Corporation | Method and apparatus for microscopic imaging |
US10736494B2 (en) | 2014-01-31 | 2020-08-11 | The General Hospital Corporation | System and method for facilitating manual and/or automatic volumetric imaging with real-time tension or force feedback using a tethered imaging device |
US10228556B2 (en) | 2014-04-04 | 2019-03-12 | The General Hospital Corporation | Apparatus and method for controlling propagation and/or transmission of electromagnetic radiation in flexible waveguide(s) |
US20160000403A1 (en) * | 2014-07-03 | 2016-01-07 | Dvx, Llc | Method and Apparatus for Monitoring Cardiac Output |
KR102513779B1 (ko) | 2014-07-25 | 2023-03-24 | 더 제너럴 하스피탈 코포레이션 | 생체 내 이미징 및 진단을 위한 장치, 디바이스 및 방법 |
GB201604873D0 (en) | 2016-03-22 | 2016-05-04 | Imp Innovations Ltd | Fluid flow analysis |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2461264C3 (de) * | 1974-12-23 | 1978-06-01 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Vorrichtung für die Messung des Volumenstroms strömender Medien |
AT347009B (de) * | 1975-03-05 | 1978-12-11 | Siemens Ag | Vorrichtung zur durchfuehrung von querschnitts- messungen an von fluessigkeiten durchstroemten leitungen |
FR2424733A1 (fr) * | 1978-05-05 | 1979-11-30 | Inst Nat Sante Rech Med | Sonde intracorporelle ultra-sonore |
EP0035325B1 (de) * | 1980-02-29 | 1985-04-24 | National Research Development Corporation | Vorrichtung zum Messen des Querschnitts einer Röhre und der Durchflussmenge in der Röhre |
US4671295A (en) * | 1985-01-15 | 1987-06-09 | Applied Biometrics, Inc. | Method for measuring cardiac output |
IT1199942B (it) * | 1985-02-07 | 1989-01-05 | Biotronix Srl | Strumento di rilevazione della sezione circolare equivalente in area alla sezione di un vaso sanguigno |
US4947852A (en) * | 1988-10-05 | 1990-08-14 | Cardiometrics, Inc. | Apparatus and method for continuously measuring volumetric blood flow using multiple transducer and catheter for use therewith |
US5085220A (en) * | 1989-10-05 | 1992-02-04 | Spacelabs, Inc. | Doppler flow sensing device and method for its use |
JPH088920B2 (ja) * | 1990-09-28 | 1996-01-31 | 富士通株式会社 | 血液散乱パワ用算出装置 |
-
1993
- 1993-09-20 EP EP93402283A patent/EP0595666B1/de not_active Expired - Lifetime
- 1993-09-20 EP EP97104304A patent/EP0787977B1/de not_active Expired - Lifetime
- 1993-09-20 DE DE69327147T patent/DE69327147T2/de not_active Expired - Lifetime
- 1993-09-20 AT AT93402283T patent/ATE187051T1/de not_active IP Right Cessation
- 1993-09-20 AT AT97104304T patent/ATE265823T1/de not_active IP Right Cessation
- 1993-09-20 DE DE1993633503 patent/DE69333503T2/de not_active Expired - Lifetime
-
1995
- 1995-02-13 US US08/387,385 patent/US5479928A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0595666B1 (de) | 1999-12-01 |
DE69333503D1 (de) | 2004-06-09 |
ATE265823T1 (de) | 2004-05-15 |
EP0787977A2 (de) | 1997-08-06 |
EP0595666A2 (de) | 1994-05-04 |
EP0787977B1 (de) | 2004-05-06 |
EP0595666A3 (de) | 1994-08-10 |
DE69333503T2 (de) | 2004-11-18 |
ATE187051T1 (de) | 1999-12-15 |
EP0787977A3 (de) | 1998-01-07 |
US5479928A (en) | 1996-01-02 |
DE69327147D1 (de) | 2000-01-05 |
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