DE69928233D1 - Durchflussaufnehmer und wandler - Google Patents

Durchflussaufnehmer und wandler

Info

Publication number
DE69928233D1
DE69928233D1 DE69928233T DE69928233T DE69928233D1 DE 69928233 D1 DE69928233 D1 DE 69928233D1 DE 69928233 T DE69928233 T DE 69928233T DE 69928233 T DE69928233 T DE 69928233T DE 69928233 D1 DE69928233 D1 DE 69928233D1
Authority
DE
Germany
Prior art keywords
flowers
converters
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
Application number
DE69928233T
Other languages
English (en)
Other versions
DE69928233T2 (de
Inventor
J Zimmermann
J O'brien
E Graupman
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.)
Medtronic Inc
Original Assignee
Medtronic 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 Medtronic Inc filed Critical Medtronic Inc
Publication of DE69928233D1 publication Critical patent/DE69928233D1/de
Application granted granted Critical
Publication of DE69928233T2 publication Critical patent/DE69928233T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
    • A61B5/026—Measuring blood flow
    • A61B5/0265—Measuring blood flow using electromagnetic means, e.g. electromagnetic flowmeter
    • 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
    • G01F1/56—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 using electric or magnetic effects
    • G01F1/58—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 using electric or magnetic effects by electromagnetic flowmeters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F7/00—Volume-flow measuring devices with two or more measuring ranges; Compound meters

Landscapes

  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Biomedical Technology (AREA)
  • Molecular Biology (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Physiology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Biophysics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Cardiology (AREA)
  • Hematology (AREA)
  • Measuring Volume Flow (AREA)
DE69928233T 1998-03-13 1999-03-10 Durchflussaufnehmer und wandler Expired - Lifetime DE69928233T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US7792598P 1998-03-13 1998-03-13
US77925P 1998-03-13
PCT/US1999/005169 WO1999045840A1 (en) 1998-03-13 1999-03-10 Fluid flow probe and transducer

Publications (2)

Publication Number Publication Date
DE69928233D1 true DE69928233D1 (de) 2005-12-15
DE69928233T2 DE69928233T2 (de) 2006-07-06

Family

ID=22140828

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69928233T Expired - Lifetime DE69928233T2 (de) 1998-03-13 1999-03-10 Durchflussaufnehmer und wandler

Country Status (5)

Country Link
US (1) US6446512B2 (de)
EP (1) EP1061849B1 (de)
AU (1) AU2994899A (de)
DE (1) DE69928233T2 (de)
WO (1) WO1999045840A1 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7031865B2 (en) * 2003-08-06 2006-04-18 Aquasensors Llc Universal sensor adapter
US7160316B2 (en) 2003-09-24 2007-01-09 Dynatherm Medical, Inc. Methods and apparatus for adjusting body core temperature
US8182521B2 (en) 2003-09-24 2012-05-22 Dynatherm Medical Inc. Methods and apparatus for increasing blood circulation
MXPA06006361A (es) * 2003-12-10 2006-08-23 Micro Motion Inc Identificacion de tipos de flujometros.
US7369458B2 (en) * 2004-05-10 2008-05-06 Airmar Technology Corporation Transducer identification
US7230770B2 (en) * 2004-08-04 2007-06-12 3M Innovative Properties Company Projection lenses having color-correcting rear lens units
US8014867B2 (en) 2004-12-17 2011-09-06 Cardiac Pacemakers, Inc. MRI operation modes for implantable medical devices
US9308148B2 (en) 2006-12-04 2016-04-12 Thermatx, Inc. Methods and apparatus for adjusting blood circulation
US8603150B2 (en) 2006-12-04 2013-12-10 Carefusion 2200, Inc. Methods and apparatus for adjusting blood circulation
US8032228B2 (en) 2007-12-06 2011-10-04 Cardiac Pacemakers, Inc. Method and apparatus for disconnecting the tip electrode during MRI
US8086321B2 (en) 2007-12-06 2011-12-27 Cardiac Pacemakers, Inc. Selectively connecting the tip electrode during therapy for MRI shielding
US8311637B2 (en) 2008-02-11 2012-11-13 Cardiac Pacemakers, Inc. Magnetic core flux canceling of ferrites in MRI
US8160717B2 (en) 2008-02-19 2012-04-17 Cardiac Pacemakers, Inc. Model reference identification and cancellation of magnetically-induced voltages in a gradient magnetic field
US8571661B2 (en) 2008-10-02 2013-10-29 Cardiac Pacemakers, Inc. Implantable medical device responsive to MRI induced capture threshold changes
US8639331B2 (en) 2009-02-19 2014-01-28 Cardiac Pacemakers, Inc. Systems and methods for providing arrhythmia therapy in MRI environments
US8565874B2 (en) 2009-12-08 2013-10-22 Cardiac Pacemakers, Inc. Implantable medical device with automatic tachycardia detection and control in MRI environments
US8771329B2 (en) 2010-01-08 2014-07-08 Carefusion 2200, Inc. Methods and apparatus for enhancing vascular access in an appendage to enhance therapeutic and interventional procedures
JP6480828B2 (ja) * 2015-08-06 2019-03-13 アズビル株式会社 校正検査システム
CN107101678B (zh) * 2017-05-11 2023-06-27 中国地质大学（武汉） 一种基于电导探针的两相流流量传感器及其使用方法
CN116455679B (zh) * 2023-06-16 2023-09-08 杭州美创科技股份有限公司 异常数据库运维流量监控方法、装置及计算机设备

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4195515A (en) 1976-06-28 1980-04-01 Smoll Owen C In line electromagnetic flow measurement transducer
JPS567015A (en) 1979-06-30 1981-01-24 Koichi Otsuka Electromagnetic flow meter
US4346604A (en) 1980-07-14 1982-08-31 Narco Bio-Systems, Inc. Electromagnetic flow probe
US4800757A (en) * 1985-11-15 1989-01-31 Mitsubishi Denki Kabushiki Kaisha Ultrasonic dimension measuring apparatus
US4881413A (en) 1988-10-31 1989-11-21 Bio-Medicus, Inc. Blood flow detection device
US5220841A (en) * 1990-12-12 1993-06-22 Carolina Medical Electronics, Inc. Electromagnetic fluid flow transducer
US5325728A (en) 1993-06-22 1994-07-05 Medtronic, Inc. Electromagnetic flow meter
EP0640978A3 (de) * 1993-08-31 1998-10-07 Ohmeda Inc. Nicht-invasive Abtualisierungsanordnung für Software
US5398552A (en) * 1993-10-26 1995-03-21 Marsh-Mcbirney, Inc. Magnetic flowmeter having a separable magnetic assembly
US5417119A (en) 1994-01-07 1995-05-23 Smoll; Owen C. Dual electromagnet partially disposable fluid flow transducer with side-by-side electrodes
JPH07289553A (ja) * 1994-04-22 1995-11-07 Hitachi Medical Corp 超音波断層装置
US5450758A (en) 1994-09-23 1995-09-19 Smoll; Owen C. Bioprobe replacement sensor and transducer
US5659392A (en) * 1995-03-22 1997-08-19 Eastman Kodak Company Associated dual interferometric measurement apparatus for determining a physical property of an object
US5685301A (en) * 1995-06-16 1997-11-11 Ohmeda Inc. Apparatus for precise determination of operating characteristics of optical devices contained in a monitoring probe

Also Published As

Publication number Publication date
EP1061849B1 (de) 2005-11-09
US20020011118A1 (en) 2002-01-31
EP1061849A1 (de) 2000-12-27
DE69928233T2 (de) 2006-07-06
US6446512B2 (en) 2002-09-10
WO1999045840A1 (en) 1999-09-16
AU2994899A (en) 1999-09-27

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: KUDLEK & GRUNERT PATENTANWAELTE PARTNERSCHAFT, 803