ATE126684T1 - Blutflussmessgerät. - Google Patents

Blutflussmessgerät.

Info

Publication number
ATE126684T1
ATE126684T1 AT91810264T AT91810264T ATE126684T1 AT E126684 T1 ATE126684 T1 AT E126684T1 AT 91810264 T AT91810264 T AT 91810264T AT 91810264 T AT91810264 T AT 91810264T AT E126684 T1 ATE126684 T1 AT E126684T1
Authority
AT
Austria
Prior art keywords
electrode
measurement
blood flow
evaluation circuit
insulated
Prior art date
Application number
AT91810264T
Other languages
German (de)
English (en)
Inventor
Brigit Lienhard
Original Assignee
Baer Hans
Hirsbrunner Eduard
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 Baer Hans, Hirsbrunner Eduard filed Critical Baer Hans
Application granted granted Critical
Publication of ATE126684T1 publication Critical patent/ATE126684T1/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
    • A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
    • A61B5/14542—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue for measuring blood gases
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
    • A61B5/1468—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue using chemical or electrochemical methods, e.g. by polarographic means
    • A61B5/1473—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue using chemical or electrochemical methods, e.g. by polarographic means invasive, e.g. introduced into the body by a catheter
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/25—Bioelectric electrodes therefor
    • A61B5/276—Protection against electrode failure

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • Medical Informatics (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)
  • External Artificial Organs (AREA)
AT91810264T 1990-04-12 1991-04-10 Blutflussmessgerät. ATE126684T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1277/90A CH681351A5 (enExample) 1990-04-12 1990-04-12

Publications (1)

Publication Number Publication Date
ATE126684T1 true ATE126684T1 (de) 1995-09-15

Family

ID=4206660

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91810264T ATE126684T1 (de) 1990-04-12 1991-04-10 Blutflussmessgerät.

Country Status (6)

Country Link
US (1) US5267569A (enExample)
EP (1) EP0452276B1 (enExample)
AT (1) ATE126684T1 (enExample)
CA (1) CA2053115A1 (enExample)
CH (1) CH681351A5 (enExample)
DE (1) DE59106283D1 (enExample)

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US5873837A (en) * 1997-09-09 1999-02-23 Lieber; Claude P. System and method for remote measurement of fluid flow
US6458086B1 (en) 2000-04-05 2002-10-01 Kenneth Lawrence Franco Implantable blood flow monitoring system
US6632183B2 (en) * 2001-02-12 2003-10-14 Thermal Technologies, Inc. Perfusion sensitive biopsy extractor
DE10117627A1 (de) * 2001-04-07 2002-10-17 Conducta Endress & Hauser Vorrichtung und Verfahren zum Messen der Konzentration von Ionen in einer Messflüssigkeit
US6801041B2 (en) * 2002-05-14 2004-10-05 Abbott Laboratories Sensor having electrode for determining the rate of flow of a fluid
US8784336B2 (en) 2005-08-24 2014-07-22 C. R. Bard, Inc. Stylet apparatuses and methods of manufacture
US7794407B2 (en) 2006-10-23 2010-09-14 Bard Access Systems, Inc. Method of locating the tip of a central venous catheter
US8388546B2 (en) 2006-10-23 2013-03-05 Bard Access Systems, Inc. Method of locating the tip of a central venous catheter
US20080128265A1 (en) * 2006-11-30 2008-06-05 Imperial Innovations Limited Electrode Assembly and System
ES2430613T3 (es) 2007-01-29 2013-11-21 Simon Fraser University Aparato de neuroestimulación transvascular
US8709709B2 (en) 2007-05-18 2014-04-29 Luoxis Diagnostics, Inc. Measurement and uses of oxidative status
EP2147303B1 (en) * 2007-05-18 2017-03-29 Aytu BioScience, Inc. Measurement and uses of oxidative status
US9042983B2 (en) * 2007-10-31 2015-05-26 Medtronic, Inc. Implantable system for flow measurement including charge amplifier
US10524691B2 (en) 2007-11-26 2020-01-07 C. R. Bard, Inc. Needle assembly including an aligned magnetic element
US8849382B2 (en) 2007-11-26 2014-09-30 C. R. Bard, Inc. Apparatus and display methods relating to 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
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
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
US10449330B2 (en) 2007-11-26 2019-10-22 C. R. Bard, Inc. Magnetic element-equipped needle assemblies
JP5452500B2 (ja) 2007-11-26 2014-03-26 シー・アール・バード・インコーポレーテッド カテーテルの血管内留置のための統合システム
US8478382B2 (en) 2008-02-11 2013-07-02 C. R. Bard, Inc. Systems and methods for positioning a catheter
ES2525525T3 (es) 2008-08-22 2014-12-26 C.R. Bard, Inc. Conjunto de catéter que incluye conjuntos de sensor de ECG y magnético
US8437833B2 (en) 2008-10-07 2013-05-07 Bard Access Systems, Inc. Percutaneous magnetic gastrostomy
US9532724B2 (en) 2009-06-12 2017-01-03 Bard Access Systems, Inc. Apparatus and method for catheter navigation using endovascular energy mapping
US9125578B2 (en) 2009-06-12 2015-09-08 Bard Access Systems, Inc. Apparatus and method for catheter navigation and tip location
US9339206B2 (en) 2009-06-12 2016-05-17 Bard Access Systems, Inc. Adaptor for endovascular electrocardiography
US9445734B2 (en) 2009-06-12 2016-09-20 Bard Access Systems, Inc. Devices and methods for endovascular electrography
EP2482719A4 (en) 2009-09-29 2016-03-09 Bard Inc C R STYLETS FOR USE WITH APPARATUS FOR INTRAVASCULAR PLACEMENT OF A CATHETER
WO2011044421A1 (en) 2009-10-08 2011-04-14 C. R. Bard, Inc. Spacers for use with an ultrasound probe
WO2011150376A1 (en) 2010-05-28 2011-12-01 C.R. Bard, Inc. Apparatus for use with needle insertion guidance system
MX2012013672A (es) 2010-05-28 2013-02-12 Bard Inc C R Aparato para utilizar con un sistema de guia de insercion de aguja.
CA2806353A1 (en) 2010-08-09 2012-02-16 C.R. Bard Inc. Support and cover structures for an ultrasound probe head
CN103442632A (zh) 2010-08-20 2013-12-11 C·R·巴德股份有限公司 Ecg辅助导管末端放置的再确认
CN103189009B (zh) 2010-10-29 2016-09-07 C·R·巴德股份有限公司 医疗设备的生物阻抗辅助放置
EP2681543B1 (en) 2011-02-28 2017-11-08 Aytu BioScience, Inc. Apparatus for measuring oxidation-reduction potential
WO2013006817A1 (en) 2011-07-06 2013-01-10 C.R. Bard, Inc. Needle length determination and calibration for insertion guidance system
USD724745S1 (en) 2011-08-09 2015-03-17 C. R. Bard, Inc. Cap for an ultrasound probe
USD699359S1 (en) 2011-08-09 2014-02-11 C. R. Bard, Inc. Ultrasound probe head
US9211107B2 (en) 2011-11-07 2015-12-15 C. R. Bard, Inc. Ruggedized ultrasound hydrogel insert
FR2984495B1 (fr) * 2011-12-15 2016-04-15 Valeo Systemes De Controle Moteur Procede de mesure de la temperature
EP3556427B1 (en) 2012-03-05 2022-06-08 Lungpacer Medical Inc. Transvascular nerve stimulation apparatus
US9372167B2 (en) 2012-04-19 2016-06-21 Aytu Bioscience, Inc. Oxidation-reduction potential test device including a multiple layer gel
WO2013188833A2 (en) 2012-06-15 2013-12-19 C.R. Bard, Inc. Apparatus and methods for detection of a removable cap on an ultrasound probe
AU2013280184B2 (en) 2012-06-21 2017-08-24 Lungpacer Medical Inc. Transvascular diaphragm pacing systems and methods of use
KR20150079550A (ko) 2012-10-23 2015-07-08 로익스 다이어그노스틱스, 아이엔씨. 생물학적 시료의 산화-환원 전위의 측정 및 사용하는 방법 및 시스템
CN110975145B (zh) 2013-11-22 2024-08-23 隆佩瑟尔医疗公司 用于通过经血管神经刺激辅助呼吸的装置和方法
CN105916549B (zh) 2014-01-21 2019-04-23 隆佩瑟尔医疗公司 用于优化多电极神经起搏的系统及相关方法
EP3073910B1 (en) 2014-02-06 2020-07-15 C.R. Bard, Inc. Systems 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
US10349890B2 (en) 2015-06-26 2019-07-16 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
US10293164B2 (en) 2017-05-26 2019-05-21 Lungpacer Medical Inc. Apparatus and methods for assisted breathing by transvascular nerve stimulation
EP3645107B1 (en) 2017-06-30 2022-08-31 Lungpacer Medical Inc. Systems for prevention, moderation, and/or treatment of cognitive injury
US10195429B1 (en) 2017-08-02 2019-02-05 Lungpacer Medical Inc. Systems and methods for intravascular catheter positioning and/or nerve stimulation
US10940308B2 (en) 2017-08-04 2021-03-09 Lungpacer Medical Inc. Systems and methods for trans-esophageal sympathetic ganglion recruitment
US20190175908A1 (en) 2017-12-11 2019-06-13 Lungpacer Medical Inc. Systems and methods for strengthening a respiratory muscle
CN112867443B (zh) 2018-10-16 2024-04-26 巴德阿克塞斯系统股份有限公司 用于建立电连接的安全装备连接系统及其方法
WO2020097331A1 (en) 2018-11-08 2020-05-14 Lungpacer Medical Inc. Stimulation systems and related user interfaces
JP7677631B2 (ja) 2019-05-16 2025-05-15 ラングペーサー メディカル インコーポレイテッド 検知及び刺激のためのシステム及び方法
JP7550461B2 (ja) 2019-06-12 2024-09-13 ラングペーサー メディカル インコーポレイテッド 医療刺激システムのための回路
KR102353059B1 (ko) * 2020-04-13 2022-01-20 주식회사 아이센스 생체정보의 측정장치

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DE3330358A1 (de) * 1983-08-23 1985-03-14 Walter 2000 Hamburg Nicolai Redoxpotential-messgeraet
US4951682A (en) * 1988-06-22 1990-08-28 The Cleveland Clinic Foundation Continuous cardiac output by impedance measurements in the heart
US5121750A (en) * 1990-03-02 1992-06-16 Katims Jefferson J Apparatus for locating a catheter adjacent to a pacemaker node of the heart
US5081990A (en) * 1990-05-11 1992-01-21 New York University Catheter for spinal epidural injection of drugs and measurement of evoked potentials
US5092339A (en) * 1990-07-23 1992-03-03 Geddes Leslie A Method and apparatus for electrically compensated measurement of cardiac output

Also Published As

Publication number Publication date
EP0452276B1 (de) 1995-08-23
EP0452276A1 (de) 1991-10-16
DE59106283D1 (de) 1995-09-28
CH681351A5 (enExample) 1993-03-15
CA2053115A1 (en) 1993-04-10
US5267569A (en) 1993-12-07

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