DE60124736D1 - 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
DE60124736D1
DE60124736D1 DE60124736T DE60124736T DE60124736D1 DE 60124736 D1 DE60124736 D1 DE 60124736D1 DE 60124736 T DE60124736 T DE 60124736T DE 60124736 T DE60124736 T DE 60124736T DE 60124736 D1 DE60124736 D1 DE 60124736D1
Authority
DE
Germany
Prior art keywords
blood vessel
indicator
blood
conductance
measuring
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
DE60124736T
Other languages
English (en)
Other versions
DE60124736T2 (de
Inventor
Reinier JANSEN
Jacobus Schreuder
Lilian Kornet
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.)
JANSEN JOZEF REINIER C
Original Assignee
JANSEN JOZEF REINIER C
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 JANSEN JOZEF REINIER C filed Critical JANSEN JOZEF REINIER C
Application granted granted Critical
Publication of DE60124736D1 publication Critical patent/DE60124736D1/de
Publication of DE60124736T2 publication Critical patent/DE60124736T2/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
    • A61B5/0275—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 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
    • A61B5/0295—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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves 
    • A61B5/053—Measuring electrical impedance or conductance of a portion of the body
    • A61B5/0535—Impedance plethysmography

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Molecular Biology (AREA)
  • Physics & Mathematics (AREA)
  • Surgery (AREA)
  • Hematology (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Medical Informatics (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Heart & Thoracic Surgery (AREA)
  • General Health & Medical Sciences (AREA)
  • Physiology (AREA)
  • Cardiology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (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)
DE60124736T 2000-09-07 2001-08-30 Vorrichtung zur messung des abschnittsweisen volumens und der elektrischen parallelleitfähigkeit einer herzkammer oder eines blutgefässes Expired - Lifetime DE60124736T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NL1016122 2000-09-07
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.
PCT/NL2001/000641 WO2002019905A1 (en) 2000-09-07 2001-08-30 Method and device for determining the segmental volume and electrical parallel conductance of a cardiac chamber or blood vessel

Publications (2)

Publication Number Publication Date
DE60124736D1 true DE60124736D1 (de) 2007-01-04
DE60124736T2 DE60124736T2 (de) 2007-10-04

Family

ID=19772035

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60124736T Expired - Lifetime DE60124736T2 (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)

Families Citing this family (56)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9462960B2 (en) 2003-02-21 2016-10-11 3Dt Holdings, Llc Impedance devices and methods of using the same to obtain luminal organ measurements
US10172538B2 (en) 2003-02-21 2019-01-08 3Dt Holdings, Llc Body lumen junction localization
US10568546B2 (en) 2003-02-21 2020-02-25 3Dt Holdings, Llc Devices and methods for sizing valve apertures and luminal organs
US8886301B2 (en) 2003-02-21 2014-11-11 3Dt Holdings, Llc Impedance devices for obtaining conductance measurements within luminal organs
US7818053B2 (en) * 2003-02-21 2010-10-19 Dtherapeutics, Llc Devices, systems and methods for plaque type determination
US8388604B2 (en) 2003-02-21 2013-03-05 Dtherapeutics, Llc Devices, systems, and methods for removing contrast from luminal organs
US9603545B2 (en) * 2003-02-21 2017-03-28 3Dt Holdings, Llc Devices, systems, and methods for removing targeted lesions from vessels
US10413211B2 (en) 2003-02-21 2019-09-17 3Dt Holdings, Llc Systems, devices, and methods for mapping organ profiles
US8185194B2 (en) 2003-02-21 2012-05-22 Dtherapeutics, Llc Systems and methods for determining phasic cardiac cycle measurements
CA2516559C (en) * 2003-02-21 2016-09-27 Electro-Cat, Llc System and method for measuring cross-sectional areas and pressure gradients in luminal organs
US8406867B2 (en) 2003-02-21 2013-03-26 Dtherapeutics, Llc Balloon sizing of valve annulus for percutaneous valves
US8465452B2 (en) 2003-02-21 2013-06-18 3Dt Holdings, Llc Devices, systems, and methods for removing stenotic lesions from vessels
US20100152607A1 (en) * 2003-02-21 2010-06-17 Kassab Ghassan S Devices, systems, and methods for measuring parallel tissue conductance, luminal cross-sectional areas, fluid velocity, and/or determining plaque vulnerability using temperature
US8078274B2 (en) 2003-02-21 2011-12-13 Dtherapeutics, Llc Device, system and method for measuring cross-sectional areas in luminal organs
US20080161730A1 (en) * 2005-02-21 2008-07-03 Mcmahon Barry Method and Apparatus For Chemical Measurement of Sphincters and Narrowing Regions in Hollow Biological Organs
US7803121B2 (en) 2005-08-22 2010-09-28 Scisense Inc. Implant transmitter
US8784336B2 (en) 2005-08-24 2014-07-22 C. R. Bard, Inc. Stylet apparatuses and methods of manufacture
CA2636066C (en) * 2006-01-25 2012-11-13 Dtherapeutics, Llc Devices, systems and methods for determining sizes of vessels
US8388546B2 (en) 2006-10-23 2013-03-05 Bard Access Systems, Inc. Method of locating the tip of a central venous catheter
US7794407B2 (en) 2006-10-23 2010-09-14 Bard Access Systems, Inc. Method of locating the tip of a central venous catheter
WO2008091557A2 (en) 2007-01-23 2008-07-31 Cvdevices, Llc Devices, systems, and methods to evaluate cardiovascular function
US10751509B2 (en) 2007-11-26 2020-08-25 C. R. Bard, Inc. Iconic representations for guidance of an indwelling medical device
US10449330B2 (en) 2007-11-26 2019-10-22 C. R. Bard, Inc. Magnetic element-equipped needle assemblies
US10524691B2 (en) 2007-11-26 2020-01-07 C. R. Bard, Inc. Needle assembly including an aligned magnetic element
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
ES2651898T3 (es) 2007-11-26 2018-01-30 C.R. Bard Inc. Sistema integrado para la colocación intravascular de un catéter
US9521961B2 (en) 2007-11-26 2016-12-20 C. R. Bard, Inc. Systems and methods for guiding a medical instrument
US8781555B2 (en) 2007-11-26 2014-07-15 C. R. Bard, Inc. System for placement of a catheter including a signal-generating stylet
US8849382B2 (en) 2007-11-26 2014-09-30 C. R. Bard, Inc. Apparatus and display methods relating to intravascular placement of a catheter
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
JP5795576B2 (ja) 2009-06-12 2015-10-14 バード・アクセス・システムズ，インコーポレーテッド 心電図（ｅｃｇ）信号を使用して心臓内またはその近くに血管内デバイスを位置決めするコンピュータベースの医療機器の作動方法
US9532724B2 (en) 2009-06-12 2017-01-03 Bard Access Systems, Inc. Apparatus and method for catheter navigation using endovascular energy mapping
US9445734B2 (en) 2009-06-12 2016-09-20 Bard Access Systems, Inc. Devices and methods for endovascular electrography
AU2010300677B2 (en) 2009-09-29 2014-09-04 C.R. Bard, Inc. Stylets for use with apparatus for intravascular placement of a catheter
BR112012019354B1 (pt) 2010-02-02 2021-09-08 C.R.Bard, Inc Método para localização de um dispositivo médico implantável
WO2011097568A2 (en) * 2010-02-05 2011-08-11 Dtherapeutics, Llc Devices, systems, and methods for measuring parallel tissue conductance, luminal cross-sectional areas, fluid velocity, and/or determining plaque vulnerability using temperature
US8706209B2 (en) 2010-02-05 2014-04-22 3Dt Holdings, Llc Devices, systems, and methods for measuring parallel tissue conductance, luminal cross-sectional areas, fluid velocity, and/or determining plaque vulnerability using temperature
WO2011150376A1 (en) 2010-05-28 2011-12-01 C.R. Bard, Inc. Apparatus for use with needle insertion guidance system
ES2864665T3 (es) 2010-05-28 2021-10-14 Bard Inc C R Aparato para su uso con sistema de guiado de inserción de aguja
JP5845260B2 (ja) 2010-08-20 2016-01-20 シー・アール・バード・インコーポレーテッドＣ Ｒ Ｂａｒｄ Ｉｎｃｏｒｐｏｒａｔｅｄ Ｅｃｇ支援カテーテル先端配置の再確認
WO2012058461A1 (en) 2010-10-29 2012-05-03 C.R.Bard, Inc. Bioimpedance-assisted placement of a medical device
RU2609203C2 (ru) 2011-07-06 2017-01-30 Си.Ар. Бард, Инк. Определение и калибровка длины иглы для системы наведения иглы
US11373780B2 (en) 2011-10-06 2022-06-28 3Dt Holdings, Llc Methods to generate elongated wires having a metallic substrate thereon and devices comprising the same
US9734938B2 (en) 2011-10-06 2017-08-15 3Dt Holdings, Llc Devices and systems for obtaining conductance data and methods of manufacturing and using the same
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
US10159531B2 (en) 2012-04-05 2018-12-25 C. R. Bard, Inc. Apparatus and methods relating to intravascular positioning of distal end of catheter
CN104427930A (zh) 2012-04-05 2015-03-18 巴德阿克塞斯***股份有限公司 用于在患者体内对中心静脉导管进行导航和定位的装置和***
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
WO2015120256A2 (en) 2014-02-06 2015-08-13 C.R. Bard, Inc. Systems and methods for guidance and placement of an intravascular device
US10973584B2 (en) 2015-01-19 2021-04-13 Bard Access Systems, Inc. Device and method for vascular access
WO2016210325A1 (en) 2015-06-26 2016-12-29 C.R. Bard, Inc. Connector interface for ecg-based catheter positioning system
US11000207B2 (en) 2016-01-29 2021-05-11 C. R. Bard, Inc. Multiple coil system for tracking a medical device
EP3852622A1 (de) 2018-10-16 2021-07-28 Bard Access Systems, Inc. Sicherheitsausgerüstete verbindungssysteme und verfahren dafür zur herstellung von elektrischen verbindungen

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4380237A (en) * 1979-12-03 1983-04-19 Massachusetts General Hospital Apparatus for making cardiac output conductivity measurements
US4572206A (en) * 1982-04-21 1986-02-25 Purdue Research Foundation Method and apparatus for measuring cardiac output
US4674518A (en) * 1985-09-06 1987-06-23 Cardiac Pacemakers, Inc. Method and apparatus for measuring ventricular volume
US4721115A (en) * 1986-02-27 1988-01-26 Cardiac Pacemakers, Inc. Diagnostic catheter for monitoring cardiac output
US4840182A (en) * 1988-04-04 1989-06-20 Rhode Island Hospital Conductance catheter
US4898176A (en) * 1988-06-22 1990-02-06 The Cleveland Clinic Foundation Continuous cardiac output by impedance measurements in the heart
US5000190A (en) * 1988-06-22 1991-03-19 The Cleveland Clinic Foundation Continuous cardiac output by impedance measurements in the heart
US5092339A (en) * 1990-07-23 1992-03-03 Geddes Leslie A Method and apparatus for electrically compensated measurement of cardiac output
US5207228A (en) * 1992-01-21 1993-05-04 Baxter International Inc. Dual port thermodilution catheter
US5882312A (en) * 1996-09-17 1999-03-16 Cleveland Clinic Foundation Method and apparatus to correct for electric current leakage in conductance volumetry
NL1005572C1 (nl) * 1997-03-19 1998-09-22 Jozef Reinier Cornelis Jansen Inrichting voor het bepalen van de gemiddelde bloedstroomsterkte van het hart van een patiënt.

Also Published As

Publication number Publication date
ATE345733T1 (de) 2006-12-15
DE60124736T2 (de) 2007-10-04
EP1315448A1 (de) 2003-06-04
US20040024329A1 (en) 2004-02-05
WO2002019905A1 (en) 2002-03-14
US7069072B2 (en) 2006-06-27
DK1315448T3 (da) 2007-04-02
EP1315448B1 (de) 2006-11-22
NL1016122C2 (nl) 2002-03-11

Similar Documents

Publication Publication Date Title
DE60124736D1 (de) Vorrichtung zur messung des abschnittsweisen volumens und der elektrischen parallelleitfähigkeit einer herzkammer oder eines blutgefässes
ATE485764T1 (de) Vorrichtung zur schätzung des hämatokrits
DE60142811D1 (de) Vorrichtung zur segmentellen Bioimpedanz- und Herzzeitvolumenmessung
DE602005011473D1 (de) Vorrichtung zur überwachung von physiologischen variablen durch messung der elektrischen körperimpedanz
ATE16240T1 (de) Geraet zur messung von kreislauf-parametern.
ATE347852T1 (de) Verfahren und vorrichtung zum nachweisen von substanzen in körperflüssigkeiten mittels raman- spektroskopie
ATE249265T1 (de) Vorrichtung und katheter zur in-vivo-bestimmung von blutviskosität
DE50111306D1 (de) Vorrichtung zur Pulswellenlaufzeitbestimmung und extrakorporale Blutbehandlungseinrichtung mit einer solchen Vorrichtung
DE602005023788D1 (de) Blutruckmessgerät und verfahren zur bedienung eines blutdruckmessgeräts
DE69713595D1 (de) Vorrichtung zur blutstrommessungsmittelsanalyse der biologischen impedanz
DE602004031373D1 (de) Vorrichtung und verfahren zur überwachung von körperflüssigkeit und elektrolytenstörungen
ATE489065T1 (de) Elektrotherapeutisches gerät
DE69618654D1 (de) Gerät und verfahren zur messung einer induzierten störung zur bestimmung des blutdrucks
ATE266963T1 (de) Verbesserte vorrichtung und verfahren zur messung des herzzeitvolumens
DE602004000200D1 (de) Vorrichtung zur Analyse der Zyklus/Zyklus-Alternanz und/oder der Variabilität der ventrikulären Repolarisierungswelle eines EKG-Signals
DE69230000T2 (de) Verfahren und testsatz zur messung von endogenen zytokinen
ATE268292T1 (de) Vorrichtung zum messen der atemfrequenz
DE60021408D1 (de) Verfahren und gerät zur messung des transepidermalen wasserverlustes der hautoberfläche
DE59206118D1 (de) Verfahren und vorrichtung zur ermittlung des zirkulierenden blutvolumens
DE60144148D1 (de) Verfahren und vorrichtung zum bestimmen von physiologischen herz-atemparametern
MX2007000798A (es) Sistemas y metodos para utilizar lecturas electricas en la determinacion de tratamiento.
ATE522175T1 (de) Vorrichtung zur messung der sauerstoffsättigung im blut
DE59914104D1 (de) Verfahren und vorrichtung zur erfassung der menge eines in einem lösungsstrom gelösten produkts
DE60035026D1 (de) Gerät zur herzzeitvolumenbestimmung eines patienten
Litscher Acupuncture on the test rig of science.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition