DE69820995D1 - Verfahren zur prüfung einer ausgabeschaltung vor einem defibrillationsimpuls - Google Patents

Verfahren zur prüfung einer ausgabeschaltung vor einem defibrillationsimpuls

Info

Publication number
DE69820995D1
DE69820995D1 DE69820995T DE69820995T DE69820995D1 DE 69820995 D1 DE69820995 D1 DE 69820995D1 DE 69820995 T DE69820995 T DE 69820995T DE 69820995 T DE69820995 T DE 69820995T DE 69820995 D1 DE69820995 D1 DE 69820995D1
Authority
DE
Germany
Prior art keywords
testing
output circuit
circuit before
defibrillation pulse
defibrillation
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
DE69820995T
Other languages
English (en)
Other versions
DE69820995T2 (de
Inventor
L Sullivan
A Borschowa
C Nova
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.)
Physio Control Manufacturing Corp
Original Assignee
Physio Control Manufacturing Corp
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 Physio Control Manufacturing Corp filed Critical Physio Control Manufacturing Corp
Application granted granted Critical
Publication of DE69820995D1 publication Critical patent/DE69820995D1/de
Publication of DE69820995T2 publication Critical patent/DE69820995T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • A61N1/38—Applying electric currents by contact electrodes alternating or intermittent currents for producing shock effects
    • A61N1/39—Heart defibrillators
    • A61N1/3925—Monitoring; Protecting
    • A61N1/3931—Protecting, e.g. back-up systems
    • 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
    • A61N1/38—Applying electric currents by contact electrodes alternating or intermittent currents for producing shock effects
    • A61N1/39—Heart defibrillators
    • A61N1/3906—Heart defibrillators characterised by the form of the shockwave
    • A61N1/3912—Output circuitry therefor, e.g. switches

Landscapes

  • Health & Medical Sciences (AREA)
  • Cardiology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Electrotherapy Devices (AREA)
DE69820995T 1997-03-05 1998-02-23 Verfahren zur prüfung einer ausgabeschaltung vor einem defibrillationsimpuls Expired - Lifetime DE69820995T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/811,834 US5873893A (en) 1997-03-05 1997-03-05 Method and apparatus for verifying the integrity of an output circuit before and during application of a defibrillation pulse
US811834 1997-03-05
PCT/US1998/003462 WO1998039059A1 (en) 1997-03-05 1998-02-23 Method and apparatus for verifying the integrity of an output circuit before and during application of a defibrillation pulse

Publications (2)

Publication Number Publication Date
DE69820995D1 true DE69820995D1 (de) 2004-02-12
DE69820995T2 DE69820995T2 (de) 2004-12-23

Family

ID=25207727

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69820995T Expired - Lifetime DE69820995T2 (de) 1997-03-05 1998-02-23 Verfahren zur prüfung einer ausgabeschaltung vor einem defibrillationsimpuls

Country Status (5)

Country Link
US (1) US5873893A (de)
EP (1) EP0966311B1 (de)
JP (1) JP2001513010A (de)
DE (1) DE69820995T2 (de)
WO (1) WO1998039059A1 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6963773B2 (en) * 1997-03-05 2005-11-08 Medtronic Physio-Control Manufacturing Corp. H-bridge circuit for generating a high-energy biphasic waveform in an external defibrillator using single SCR and IGBT switches in an integrated package
US6185456B1 (en) * 1999-02-26 2001-02-06 Medical Research Laboratories, Inc. Defibrillator disarm circuit utilizing thermal feedback
US6185458B1 (en) 1999-04-30 2001-02-06 Agilent Technologies, Inc. Reduced energy self test operation in a defibrillator
US7930023B2 (en) * 2001-09-21 2011-04-19 Defibtech, Llc Automatic external defibrillator with active status indicator
US20030117442A1 (en) * 2001-12-26 2003-06-26 Yuemean Chen Dynamic indication for capacitor charging status
US6885562B2 (en) * 2001-12-28 2005-04-26 Medtronic Physio-Control Manufacturing Corporation Circuit package and method for making the same
US6965796B2 (en) * 2002-03-11 2005-11-15 Medtronic Physio-Control Manufacturing Corp. Method and apparatus for self-test of defibrillation and pacing circuits including a patient isolation switch
US7096062B2 (en) * 2002-03-11 2006-08-22 Medtronic Physio-Control Manufacturing Corp. Method for self-test of defibrillation and pacing circuits including a patient isolation switch
US7089057B2 (en) * 2002-04-26 2006-08-08 Medtronic, Inc. Detection of possible failure of capacitive elements in an implantable medical device
US7203332B2 (en) 2002-05-02 2007-04-10 Harman International Industries, Incorporated Magnet arrangement for loudspeaker
US6968230B2 (en) 2002-06-26 2005-11-22 Medtronic Physio-Control Manufacturing Corp H-bridge circuit for generating a high-energy biphasic and external pacing waveform in an external defibrillator
US20040044371A1 (en) * 2002-09-04 2004-03-04 Medtronic Physio-Control Manufacturing Corp. Defibrillator with H-bridge output circuit referenced to common ground
DE10254481B3 (de) * 2002-11-19 2004-07-15 Metrax Gmbh Externer Defibrillator
DE10254482B4 (de) * 2002-11-19 2008-06-05 Metrax Gmbh Defibrillator
US7680533B2 (en) 2003-06-25 2010-03-16 Zoll Medical Corporation Energy delivery apparatus and method
US8626287B2 (en) * 2011-08-30 2014-01-07 Medtronic, Inc. Short circuit fault-tolerance in an implantable medical device
US8467872B2 (en) 2011-08-30 2013-06-18 Medtronic, Inc. Fault-tolerant high voltage delivery in an implantable medical device
US9393420B2 (en) 2012-03-09 2016-07-19 Enteromedics Inc. Safety features for use in medical devices
US10946207B2 (en) 2017-05-27 2021-03-16 West Affum Holdings Corp. Defibrillation waveforms for a wearable cardiac defibrillator

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4800883A (en) * 1986-04-02 1989-01-31 Intermedics, Inc. Apparatus for generating multiphasic defibrillation pulse waveform
US4821723A (en) * 1987-02-27 1989-04-18 Intermedics Inc. Biphasic waveforms for defibrillation
US4850357A (en) * 1988-01-12 1989-07-25 Cardiac Pacemakers, Inc. Biphasic pulse generator for an implantable defibrillator
US5083562A (en) * 1988-01-19 1992-01-28 Telectronics Pacing Systems, Inc. Method and apparatus for applying asymmetric biphasic truncated exponential countershocks
US5099844A (en) * 1988-12-22 1992-03-31 Biofield Corp. Discriminant function analysis method and apparatus for disease diagnosis and screening
US5431686A (en) * 1992-02-18 1995-07-11 Angeion Corporation Method for optimal pulse defibrillation using an implantable defibrillator
EP0553864B1 (de) * 1992-01-30 1999-10-27 Cardiac Pacemakers, Inc. Defibrillator-Wellengenerator zur Erzeugung von Wellen langer Dauer
US5249573A (en) * 1992-02-21 1993-10-05 Zmd Corporation Defibrillation discharge circuit test
US5441518A (en) * 1993-07-22 1995-08-15 Angeion Corporation Implantable cardioverter defibrillator system having independently controllable electrode discharge pathway
EP0699092B1 (de) * 1993-05-18 2007-12-26 Koninklijke Philips Electronics N.V. Defibrillator mit einem selbst-test-system
US5879374A (en) * 1993-05-18 1999-03-09 Heartstream, Inc. External defibrillator with automatic self-testing prior to use
US5468254A (en) * 1993-07-26 1995-11-21 Cardiac Pacemakers, Inc. Method and apparatus for defibrillation using a multiphasic truncated exponential waveform
US5601612A (en) * 1993-08-06 1997-02-11 Heartstream, Inc. Method for applying a multiphasic waveform
US5607454A (en) * 1993-08-06 1997-03-04 Heartstream, Inc. Electrotherapy method and apparatus
US5489293A (en) * 1993-08-31 1996-02-06 Ventritex, Inc. Method and apparatus for treating cardiac tachyarrhythmia
US5540723A (en) * 1993-10-06 1996-07-30 Duke University Method and apparatus for delivering an optimum shock duration in treating cardiac arrhythmias
US5470341A (en) * 1993-12-10 1995-11-28 Medtronic, Inc. High voltage switch drive for implantable cardioverter/defibrillator
US5431684A (en) * 1993-12-22 1995-07-11 Ventritex, Inc. Implantable defibrillator output stage test circuit and method
US5620465A (en) * 1995-06-08 1997-04-15 Survivalink Corporation External defibrillator for producing and testing biphasic waveforms
US5733310A (en) * 1996-12-18 1998-03-31 Zmd Corporation Electrotherapy circuit and method for producing therapeutic discharge waveform immediately following sensing pulse

Also Published As

Publication number Publication date
DE69820995T2 (de) 2004-12-23
JP2001513010A (ja) 2001-08-28
US5873893A (en) 1999-02-23
EP0966311A1 (de) 1999-12-29
EP0966311B1 (de) 2004-01-07
WO1998039059A1 (en) 1998-09-11

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Legal Events

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