SE9404374D0 - Magnetfältsdetektor - Google Patents

Magnetfältsdetektor

Info

Publication number
SE9404374D0
SE9404374D0 SE9404374A SE9404374A SE9404374D0 SE 9404374 D0 SE9404374 D0 SE 9404374D0 SE 9404374 A SE9404374 A SE 9404374A SE 9404374 A SE9404374 A SE 9404374A SE 9404374 D0 SE9404374 D0 SE 9404374D0
Authority
SE
Sweden
Prior art keywords
magnetic field
field detector
coil
time
diode
Prior art date
Application number
SE9404374A
Other languages
English (en)
Swedish (sv)
Inventor
Johan Lidman
Kenth Nilsson
Original Assignee
Pacesetter Ab
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 Pacesetter Ab filed Critical Pacesetter Ab
Priority to SE9404374A priority Critical patent/SE9404374D0/xx
Publication of SE9404374D0 publication Critical patent/SE9404374D0/xx
Priority to DE69529662T priority patent/DE69529662T2/de
Priority to EP95118518A priority patent/EP0718010B1/en
Priority to US08/572,068 priority patent/US5662694A/en
Priority to JP7327337A priority patent/JPH08215323A/ja
Priority to US08/771,151 priority patent/US5694952A/en

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/18—Applying electric currents by contact electrodes
    • A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
    • A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
    • A61N1/372—Arrangements in connection with the implantation of stimulators
    • A61N1/37211—Means for communicating with stimulators
    • A61N1/37217—Means for communicating with stimulators characterised by the communication link, e.g. acoustic or tactile
    • A61N1/37223—Circuits for electromagnetic coupling
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/18—Applying electric currents by contact electrodes
    • A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
    • A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
    • A61N1/362—Heart stimulators
    • A61N1/37—Monitoring; Protecting
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/18—Applying electric currents by contact electrodes
    • A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
    • A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
    • A61N1/362—Heart stimulators
    • A61N1/37—Monitoring; Protecting
    • A61N1/3718—Monitoring of or protection against external electromagnetic fields or currents

Landscapes

  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Public Health (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Acoustics & Sound (AREA)
  • Electromagnetism (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Cardiology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Electrotherapy Devices (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)
SE9404374A 1994-12-15 1994-12-15 Magnetfältsdetektor SE9404374D0 (sv)

Priority Applications (6)

Application Number Priority Date Filing Date Title
SE9404374A SE9404374D0 (sv) 1994-12-15 1994-12-15 Magnetfältsdetektor
DE69529662T DE69529662T2 (de) 1994-12-15 1995-11-24 Magnetfelddetektoreinheit
EP95118518A EP0718010B1 (en) 1994-12-15 1995-11-24 Magnetic field detector unit
US08/572,068 US5662694A (en) 1994-12-15 1995-12-14 Magnetic field detector
JP7327337A JPH08215323A (ja) 1994-12-15 1995-12-15 磁界検出器及び植え込み型医療装置並びにテレメトリ−磁界検出器−結合ユニット
US08/771,151 US5694952A (en) 1994-12-15 1996-12-20 Magnetic field detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9404374A SE9404374D0 (sv) 1994-12-15 1994-12-15 Magnetfältsdetektor

Publications (1)

Publication Number Publication Date
SE9404374D0 true SE9404374D0 (sv) 1994-12-15

Family

ID=20396354

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9404374A SE9404374D0 (sv) 1994-12-15 1994-12-15 Magnetfältsdetektor

Country Status (5)

Country Link
US (2) US5662694A (ja)
EP (1) EP0718010B1 (ja)
JP (1) JPH08215323A (ja)
DE (1) DE69529662T2 (ja)
SE (1) SE9404374D0 (ja)

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US5998980A (en) * 1998-04-16 1999-12-07 Microchip Technology Incorporated Highly efficient multi-frequency voltage regulating circuit incorporating a magnetic field power sensor and programmable magnetic field detection
US5873733A (en) * 1998-01-23 1999-02-23 Sulzer Intermedics Inc. Training unit for the pacemaker emergency intervention system using magnetic entry code
US8974386B2 (en) 1998-04-30 2015-03-10 Abbott Diabetes Care Inc. Analyte monitoring device and methods of use
US8465425B2 (en) 1998-04-30 2013-06-18 Abbott Diabetes Care Inc. Analyte monitoring device and methods of use
US8346337B2 (en) 1998-04-30 2013-01-01 Abbott Diabetes Care Inc. Analyte monitoring device and methods of use
US8480580B2 (en) 1998-04-30 2013-07-09 Abbott Diabetes Care Inc. Analyte monitoring device and methods of use
US6175752B1 (en) 1998-04-30 2001-01-16 Therasense, Inc. Analyte monitoring device and methods of use
US8688188B2 (en) 1998-04-30 2014-04-01 Abbott Diabetes Care Inc. Analyte monitoring device and methods of use
US6949816B2 (en) 2003-04-21 2005-09-27 Motorola, Inc. Semiconductor component having first surface area for electrically coupling to a semiconductor chip and second surface area for electrically coupling to a substrate, and method of manufacturing same
US9066695B2 (en) 1998-04-30 2015-06-30 Abbott Diabetes Care Inc. Analyte monitoring device and methods of use
US6101417A (en) * 1998-05-12 2000-08-08 Pacesetter, Inc. Implantable electrical device incorporating a magnetoresistive magnetic field sensor
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DE10136642A1 (de) * 2001-07-20 2003-02-06 Biotronik Mess & Therapieg Medizinisches Einweggerät
US6993393B2 (en) 2001-12-19 2006-01-31 Cardiac Pacemakers, Inc. Telemetry duty cycle management system for an implantable medical device
US7729776B2 (en) 2001-12-19 2010-06-01 Cardiac Pacemakers, Inc. Implantable medical device with two or more telemetry systems
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US7082328B2 (en) 2002-01-29 2006-07-25 Medtronic, Inc. Methods and apparatus for controlling a pacing system in the presence of EMI
US6937906B2 (en) 2002-01-29 2005-08-30 Medtronic, Inc. Method and apparatus for detecting static magnetic fields
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US7024249B2 (en) * 2002-02-21 2006-04-04 Alfred E. Mann Foundation For Scientific Research Pulsed magnetic control system for interlocking functions of battery powered living tissue stimulators
US8111165B2 (en) * 2002-10-02 2012-02-07 Orthocare Innovations Llc Active on-patient sensor, method and system
US7242981B2 (en) * 2003-06-30 2007-07-10 Codman Neuro Sciences Sárl System and method for controlling an implantable medical device subject to magnetic field or radio frequency exposure
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US8332011B2 (en) * 2003-09-29 2012-12-11 Medtronic, Inc. Controlling blanking during magnetic resonance imaging
US7450998B2 (en) 2003-11-21 2008-11-11 Alfred E. Mann Foundation For Scientific Research Method of placing an implantable device proximate to neural/muscular tissue
US7228182B2 (en) * 2004-03-15 2007-06-05 Cardiac Pacemakers, Inc. Cryptographic authentication for telemetry with an implantable medical device
JP4705953B2 (ja) 2004-04-07 2011-06-22 カーディアック ペースメイカーズ， インコーポレイテッド 埋込み型医療装置のｒｆウエイクアップ
US7794499B2 (en) 2004-06-08 2010-09-14 Theken Disc, L.L.C. Prosthetic intervertebral spinal disc with integral microprocessor
US7539541B2 (en) 2004-08-09 2009-05-26 Cardiac Pacemakers, Inc. Automatic power control for a radio frequency transceiver of an implantable device
US7406349B2 (en) * 2004-08-09 2008-07-29 Cardiac Pacemakers, Inc. Dynamic telemetry link selection for an implantable device
US7890180B2 (en) 2004-08-09 2011-02-15 Cardiac Pacemakers, Inc. Secure remote access for an implantable medical device
US7881802B2 (en) * 2004-08-09 2011-02-01 Cardiac Pacemakers, Inc. Telemetry switchover state machine with firmware priority control
US8014867B2 (en) 2004-12-17 2011-09-06 Cardiac Pacemakers, Inc. MRI operation modes for implantable medical devices
US7561915B1 (en) 2004-12-17 2009-07-14 Cardiac Pacemakers, Inc. MRI system having implantable device safety features
US7369898B1 (en) * 2004-12-22 2008-05-06 Pacesetter, Inc. System and method for responding to pulsed gradient magnetic fields using an implantable medical device
US7218969B2 (en) * 2005-01-19 2007-05-15 Cardiac Pacemakers, Inc. Dynamic channel selection for RF telemetry with implantable device
US20060173295A1 (en) * 2005-01-26 2006-08-03 Zeijlemaker Volkert A Apparatus for detecting strong magnetic fields for protection of medical devices
US7610065B2 (en) 2005-02-28 2009-10-27 Cardiac Pacemakers, Inc. Method and apparatus for antenna selection in a diversity antenna system for communicating with implantable medical device
US7868779B2 (en) * 2005-04-04 2011-01-11 Codman NeuroSciences Sárl Circuitry for powering on and maintaining activation of a powered off electronic component
US7664553B2 (en) 2005-04-27 2010-02-16 Cardiac Pacemakers, Inc. System and method for enabling communications with implantable medical devices
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US9168383B2 (en) 2005-10-14 2015-10-27 Pacesetter, Inc. Leadless cardiac pacemaker with conducted communication
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US9549688B2 (en) * 2006-04-24 2017-01-24 Medtronic, Inc. Implantable medical device detection
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US7920907B2 (en) 2006-06-07 2011-04-05 Abbott Diabetes Care Inc. Analyte monitoring system and method
US8185204B2 (en) 2006-07-12 2012-05-22 Cardiac Pacemakers, Inc. Implantable medical device telemetry with adaptive frequency hopping
US9399130B2 (en) 2007-04-25 2016-07-26 Medtronic, Inc. Cannula configured to deliver test stimulation
US9561053B2 (en) 2007-04-25 2017-02-07 Medtronic, Inc. Implant tool to facilitate medical device implantation
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
US8121678B2 (en) * 2007-12-12 2012-02-21 Cardiac Pacemakers, Inc. Implantable medical device with hall sensor
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
US7755349B2 (en) * 2008-03-03 2010-07-13 Memsic, Inc. Correcting offset in magneto-resistive devices
US8571661B2 (en) 2008-10-02 2013-10-29 Cardiac Pacemakers, Inc. Implantable medical device responsive to MRI induced capture threshold changes
US8527068B2 (en) 2009-02-02 2013-09-03 Nanostim, Inc. Leadless cardiac pacemaker with secondary fixation capability
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US8744578B2 (en) * 2010-10-29 2014-06-03 Medtronic, Inc. Staged sensing adjustments by an implantable medical device in the presence of interfering signals
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Also Published As

Publication number Publication date
JPH08215323A (ja) 1996-08-27
EP0718010A1 (en) 1996-06-26
DE69529662D1 (de) 2003-03-27
DE69529662T2 (de) 2003-10-16
US5694952A (en) 1997-12-09
US5662694A (en) 1997-09-02
EP0718010B1 (en) 2003-02-19

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