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DE60128556D1 - Gerät und Verfahren zur Strommessung - Google Patents

Gerät und Verfahren zur Strommessung

Info

Publication number
DE60128556D1
DE60128556D1 DE60128556T DE60128556T DE60128556D1 DE 60128556 D1 DE60128556 D1 DE 60128556D1 DE 60128556 T DE60128556 T DE 60128556T DE 60128556 T DE60128556 T DE 60128556T DE 60128556 D1 DE60128556 D1 DE 60128556D1
Authority
DE
Germany
Prior art keywords
current measurement
measurement
current
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
DE60128556T
Other languages
English (en)
Inventor
Axel Oeltermann
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.)
Max Planck Gesellschaft zur Foerderung der Wissenschaften eV
Original Assignee
Max Planck Gesellschaft zur Foerderung der Wissenschaften eV
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 Max Planck Gesellschaft zur Foerderung der Wissenschaften eV filed Critical Max Planck Gesellschaft zur Foerderung der Wissenschaften eV
Application granted granted Critical
Publication of DE60128556D1 publication Critical patent/DE60128556D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/0023—Measuring currents or voltages from sources with high internal resistance by means of measuring circuits with high input impedance, e.g. OP-amplifiers
    • 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
    • A61B5/055—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
    • 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
    • A61B5/1455—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 optical sensors, e.g. spectral photometrical oximeters
    • 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
    • A61B5/279—Bioelectric electrodes therefor specially adapted for particular uses
    • A61B5/291—Bioelectric electrodes therefor specially adapted for particular uses for electroencephalography [EEG]
    • A61B5/293—Invasive
    • 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
    • A61B5/316—Modalities, i.e. specific diagnostic methods
    • A61B5/369—Electroencephalography [EEG]
    • A61B5/372—Analysis of electroencephalograms
    • 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
    • A61B5/279—Bioelectric electrodes therefor specially adapted for particular uses
    • A61B5/291—Bioelectric electrodes therefor specially adapted for particular uses for electroencephalography [EEG]
    • 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
    • A61B5/316—Modalities, i.e. specific diagnostic methods
    • A61B5/318—Heart-related electrical modalities, e.g. electrocardiography [ECG]
    • 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
    • A61B5/316—Modalities, i.e. specific diagnostic methods
    • A61B5/369—Electroencephalography [EEG]
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/0046—Arrangements for measuring currents or voltages or for indicating presence or sign thereof characterised by a specific application or detail not covered by any other subgroup of G01R19/00
    • G01R19/0053—Noise discrimination; Analog sampling; Measuring transients

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Medical Informatics (AREA)
  • Surgery (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Radiology & Medical Imaging (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Optics & Photonics (AREA)
  • Psychiatry (AREA)
  • Psychology (AREA)
  • Cardiology (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
DE60128556T 2001-07-06 2001-07-06 Gerät und Verfahren zur Strommessung Expired - Lifetime DE60128556D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP01116436A EP1273922B1 (de) 2001-07-06 2001-07-06 Gerät und Verfahren zur Strommessung

Publications (1)

Publication Number Publication Date
DE60128556D1 true DE60128556D1 (de) 2007-07-05

Family

ID=8177966

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60128556T Expired - Lifetime DE60128556D1 (de) 2001-07-06 2001-07-06 Gerät und Verfahren zur Strommessung

Country Status (2)

Country Link
EP (1) EP1273922B1 (de)
DE (1) DE60128556D1 (de)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3819367B2 (ja) * 2003-02-21 2006-09-06 ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー Ｒｆシールドおよびｍｒｉ装置
US9155877B2 (en) 2004-03-30 2015-10-13 Medtronic, Inc. Lead electrode for use in an MRI-safe implantable medical device
US8989840B2 (en) 2004-03-30 2015-03-24 Medtronic, Inc. Lead electrode for use in an MRI-safe implantable medical device
US7844343B2 (en) 2004-03-30 2010-11-30 Medtronic, Inc. MRI-safe implantable medical device
US7877150B2 (en) 2004-03-30 2011-01-25 Medtronic, Inc. Lead electrode for use in an MRI-safe implantable medical device
US7844344B2 (en) 2004-03-30 2010-11-30 Medtronic, Inc. MRI-safe implantable lead
US7174219B2 (en) 2004-03-30 2007-02-06 Medtronic, Inc. Lead electrode for use in an MRI-safe implantable medical device
US7693566B2 (en) 2004-10-18 2010-04-06 Compumedics Limited Method and apparatus for buffering electrophysiological signals during an MRI procedure
US8280526B2 (en) 2005-02-01 2012-10-02 Medtronic, Inc. Extensible implantable medical lead
WO2006099919A1 (en) * 2005-03-03 2006-09-28 Unilever Plc Apparatus and method for reducing interference
US7853332B2 (en) 2005-04-29 2010-12-14 Medtronic, Inc. Lead electrode for use in an MRI-safe implantable medical device
US8027736B2 (en) 2005-04-29 2011-09-27 Medtronic, Inc. Lead electrode for use in an MRI-safe implantable medical device
US10537730B2 (en) 2007-02-14 2020-01-21 Medtronic, Inc. Continuous conductive materials for electromagnetic shielding
US9044593B2 (en) 2007-02-14 2015-06-02 Medtronic, Inc. Discontinuous conductive filler polymer-matrix composites for electromagnetic shielding
US8483842B2 (en) 2007-04-25 2013-07-09 Medtronic, Inc. Lead or lead extension having a conductive body and conductive body contact
US9037263B2 (en) 2008-03-12 2015-05-19 Medtronic, Inc. System and method for implantable medical device lead shielding
US10035014B2 (en) 2009-04-30 2018-07-31 Medtronic, Inc. Steering an implantable medical lead via a rotational coupling to a stylet
WO2011121537A1 (en) 2010-04-01 2011-10-06 Koninklijke Philips Electronics N.V. Signal measuring system, method for electrically conducting signals and a signal cable
EP2838609B1 (de) 2012-04-19 2019-03-06 Medtronic, Inc. Gepaarte medizinische führungselemente mit geflochtenen leitfähigen abschirmungen mit verschiedenen physikalischen parameterwerten
CA2920621A1 (en) * 2013-08-07 2015-02-12 Xagenic Inc. Potentiostat reference electrode interface
US9993638B2 (en) 2013-12-14 2018-06-12 Medtronic, Inc. Devices, systems and methods to reduce coupling of a shield and a conductor within an implantable medical lead
EP3171931B1 (de) 2014-07-23 2021-11-10 Medtronic, Inc. Verfahren zur abschirmung implantierbarer medizinischer elektroden und implantierbare medizinische elektrodenerweiterungen
US10155111B2 (en) 2014-07-24 2018-12-18 Medtronic, Inc. Methods of shielding implantable medical leads and implantable medical lead extensions
US10150252B2 (en) 2014-09-23 2018-12-11 Stryker Sustainability Solutions, Inc. Method of recoupling components during reprocessing
JP6771019B2 (ja) * 2015-04-07 2020-10-21 アルファ オメガ ニューロ テクノロジーズ リミテッド ラーセン効果低減電極
CN110974227A (zh) * 2019-12-10 2020-04-10 浙江大学 一种清醒猕猴磁共振成像装置
CN112379323B (zh) * 2020-11-05 2022-10-21 山东山大电力技术股份有限公司 一种基于罗氏线圈特性的等效模拟发生器及电子设备
US20220142598A1 (en) * 2020-11-11 2022-05-12 Siemens Healthcare Gmbh Suppression of interference effects in the capacitive measurement of bioelectric signals
CN112731017B (zh) * 2020-12-21 2023-04-11 北京无线电计量测试研究所 一种用于电源线传导发射项目测量和整改的装置
CN113189513B (zh) * 2021-04-29 2022-10-21 电子科技大学 一种基于纹波的冗余电源均流状态识别方法
CN113899940B (zh) * 2021-08-24 2022-08-09 北京京医合符医药科技发展有限公司 一种用于窄脉冲电流的采集与测试电路系统
EP4390432B1 (de) * 2022-12-23 2025-08-20 Siemens Healthineers AG Mrt-verfahren und system zur verbesserung des bildkontrasts in der schnellen inversions-erholungs-bildgebung mit gesteuertem gleichgewicht
CN119787584B (zh) * 2025-03-11 2025-09-30 深圳市优贝特科技有限公司 一种基于bms休眠中小电流识别检测的电池保护方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4640290A (en) * 1985-04-25 1987-02-03 Westinghouse Electric Corp. Shielded, self-preparing electrode suitable for electroencephalographic mapping
US4689305A (en) * 1986-03-24 1987-08-25 The United States Of America As Represented By The Secretary Of The Navy Solid-state photometer circuit
DE4101556A1 (de) * 1990-02-03 1991-08-08 Wild Heerbrugg Ag Hochohmiger optoelektronischer empfaenger
US5098659A (en) * 1990-09-24 1992-03-24 Abbott Laboratories Apparatus for continuously monitoring a plurality of chemical analytes through a single optical fiber and method of making
US5245286A (en) * 1991-04-18 1993-09-14 The Regents Of The University Of California Apparatus and method for stabilizing the background magnetic field during mri
EP0551538B1 (de) * 1992-01-14 1996-04-10 Siemens Aktiengesellschaft Ladungsverstärker
US5445162A (en) * 1993-08-27 1995-08-29 Beth Israel Hospital Association Apparatus and method for recording an electroencephalogram during magnetic resonance imaging
DE4438960A1 (de) * 1994-10-31 1996-05-02 Forschungszentrum Juelich Gmbh Strom-Spannungswandler zur Erfassung eines Tunnelstroms eines Rastertunnelmikroskops
DE19626292A1 (de) * 1996-07-01 1998-01-08 Teves Gmbh Alfred System zur Fahrspurerkennung mit Hilfe von Lichtstrahlung
AU1613400A (en) * 1998-11-10 2000-05-29 Donald R. Durousseau Fmri compatible electrode and electrode placement techniques

Also Published As

Publication number Publication date
EP1273922A1 (de) 2003-01-08
EP1273922B1 (de) 2007-05-23

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Legal Events

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