ATE345733T1 - Vorrichtung zur messung des abschnittsweisen volumens und der elektrischen parallelleitfähigkeit einer herzkammer oder eines blutgefässes - Google Patents

Vorrichtung zur messung des abschnittsweisen volumens und der elektrischen parallelleitfähigkeit einer herzkammer oder eines blutgefässes

Info

Publication number
ATE345733T1
ATE345733T1 AT01975007T AT01975007T ATE345733T1 AT E345733 T1 ATE345733 T1 AT E345733T1 AT 01975007 T AT01975007 T AT 01975007T AT 01975007 T AT01975007 T AT 01975007T AT E345733 T1 ATE345733 T1 AT E345733T1
Authority
AT
Austria
Prior art keywords
blood vessel
indicator
blood
conductance
measuring
Prior art date
Application number
AT01975007T
Other languages
English (en)
Inventor
Jozef Reinier Cornelis Jansen
Johannes Jacobus Schreuder
Lilian Kornet
Original Assignee
Jozef Reinier Cornelis Jansen
Johannes Jacobus Schreuder
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 Jozef Reinier Cornelis Jansen, Johannes Jacobus Schreuder filed Critical Jozef Reinier Cornelis Jansen
Application granted granted Critical
Publication of ATE345733T1 publication Critical patent/ATE345733T1/de

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 for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
    • A61B5/026—Measuring blood flow
    • A61B5/0275—Measuring blood flow using tracers, e.g. dye dilution
    • 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 for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
    • A61B5/026—Measuring blood flow
    • A61B5/0295—Measuring blood flow using plethysmography, i.e. measuring the variations in the volume of a body part as modified by the circulation of blood therethrough, e.g. impedance plethysmography

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Physics & Mathematics (AREA)
  • Cardiology (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Physiology (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • External Artificial Organs (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
AT01975007T 2000-09-07 2001-08-30 Vorrichtung zur messung des abschnittsweisen volumens und der elektrischen parallelleitfähigkeit einer herzkammer oder eines blutgefässes ATE345733T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL1016122A NL1016122C2 (nl) 2000-09-07 2000-09-07 Werkwijze en inrichting voor het bepalen van het segmentale volume en de elektrische parallelgeleiding van een hartkamer of een bloedvat van een patiÙnt, alsmede katheter voor toepassing bij deze werkwijze of inrichting.

Publications (1)

Publication Number Publication Date
ATE345733T1 true ATE345733T1 (de) 2006-12-15

Family

ID=19772035

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01975007T ATE345733T1 (de) 2000-09-07 2001-08-30 Vorrichtung zur messung des abschnittsweisen volumens und der elektrischen parallelleitfähigkeit einer herzkammer oder eines blutgefässes

Country Status (7)

Country Link
US (1) US7069072B2 (de)
EP (1) EP1315448B1 (de)
AT (1) ATE345733T1 (de)
DE (1) DE60124736T2 (de)
DK (1) DK1315448T3 (de)
NL (1) NL1016122C2 (de)
WO (1) WO2002019905A1 (de)

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US10568546B2 (en) 2003-02-21 2020-02-25 3Dt Holdings, Llc Devices and methods for sizing valve apertures and luminal organs
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US10449330B2 (en) 2007-11-26 2019-10-22 C. R. Bard, Inc. Magnetic element-equipped needle assemblies
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US8781555B2 (en) 2007-11-26 2014-07-15 C. R. Bard, Inc. System for placement of a catheter including a signal-generating stylet
US10524691B2 (en) 2007-11-26 2020-01-07 C. R. Bard, Inc. Needle assembly including an aligned magnetic element
US9456766B2 (en) 2007-11-26 2016-10-04 C. R. Bard, Inc. Apparatus for use with needle insertion guidance system
US8849382B2 (en) 2007-11-26 2014-09-30 C. R. Bard, Inc. Apparatus and display methods relating to intravascular placement of a catheter
US9649048B2 (en) 2007-11-26 2017-05-16 C. R. Bard, Inc. Systems and methods for breaching a sterile field for intravascular placement of a catheter
US10751509B2 (en) 2007-11-26 2020-08-25 C. R. Bard, Inc. Iconic representations for guidance of an indwelling medical device
US9521961B2 (en) 2007-11-26 2016-12-20 C. R. Bard, Inc. Systems and methods for guiding a medical instrument
US9901714B2 (en) 2008-08-22 2018-02-27 C. R. Bard, Inc. Catheter assembly including ECG sensor and magnetic assemblies
US8437833B2 (en) 2008-10-07 2013-05-07 Bard Access Systems, Inc. Percutaneous magnetic gastrostomy
US9445734B2 (en) 2009-06-12 2016-09-20 Bard Access Systems, Inc. Devices and methods for endovascular electrography
CN102802514B (zh) 2009-06-12 2015-12-02 巴德阿克塞斯系统股份有限公司 导管末端定位设备
US9532724B2 (en) 2009-06-12 2017-01-03 Bard Access Systems, Inc. Apparatus and method for catheter navigation using endovascular energy mapping
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US9066672B2 (en) 2011-10-27 2015-06-30 3Dt Holdings, Llc Single injection methods for obtaining conductance measurements within luminal organs using impedance devices
US11759268B2 (en) 2012-04-05 2023-09-19 C. R. Bard, Inc. Apparatus and methods relating to intravascular positioning of distal end of catheter
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US10159531B2 (en) 2012-04-05 2018-12-25 C. R. Bard, Inc. Apparatus and methods relating to intravascular positioning of distal end of catheter
US9675257B2 (en) 2013-03-15 2017-06-13 3Dt Holdings, Llc Impedance devices and methods to use the same to obtain luminal organ measurements
US9402549B2 (en) 2013-11-27 2016-08-02 General Electric Company Methods and apparatus to estimate ventricular volumes
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Also Published As

Publication number Publication date
WO2002019905A1 (en) 2002-03-14
US7069072B2 (en) 2006-06-27
EP1315448A1 (de) 2003-06-04
US20040024329A1 (en) 2004-02-05
DK1315448T3 (da) 2007-04-02
NL1016122C2 (nl) 2002-03-11
EP1315448B1 (de) 2006-11-22
DE60124736T2 (de) 2007-10-04
DE60124736D1 (de) 2007-01-04

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