DE69108445T2 - Impedanz-gesteuerter Defibrillator. - Google Patents

Impedanz-gesteuerter Defibrillator.

Info

Publication number
DE69108445T2
DE69108445T2 DE69108445T DE69108445T DE69108445T2 DE 69108445 T2 DE69108445 T2 DE 69108445T2 DE 69108445 T DE69108445 T DE 69108445T DE 69108445 T DE69108445 T DE 69108445T DE 69108445 T2 DE69108445 T2 DE 69108445T2
Authority
DE
Germany
Prior art keywords
impedance controlled
defibrillator
controlled defibrillator
impedance
controlled
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 - Fee Related
Application number
DE69108445T
Other languages
English (en)
Other versions
DE69108445D1 (de
Inventor
Martin G Rockwell
Francis M Charbonnier
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.)
Agilent Technologies Inc
Original Assignee
Hewlett Packard Co
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 Hewlett Packard Co filed Critical Hewlett Packard Co
Application granted granted Critical
Publication of DE69108445D1 publication Critical patent/DE69108445D1/de
Publication of DE69108445T2 publication Critical patent/DE69108445T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • A61N1/3937—Monitoring output parameters
DE69108445T 1990-05-18 1991-05-17 Impedanz-gesteuerter Defibrillator. Expired - Fee Related DE69108445T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/526,412 US5111813A (en) 1990-05-18 1990-05-18 Defibrillation employing an impedance-corrected delivered energy

Publications (2)

Publication Number Publication Date
DE69108445D1 DE69108445D1 (de) 1995-05-04
DE69108445T2 true DE69108445T2 (de) 1995-07-27

Family

ID=24097232

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69108445T Expired - Fee Related DE69108445T2 (de) 1990-05-18 1991-05-17 Impedanz-gesteuerter Defibrillator.

Country Status (5)

Country Link
US (1) US5111813A (de)
EP (1) EP0457604B1 (de)
JP (1) JP3497178B2 (de)
DE (1) DE69108445T2 (de)
HK (1) HK152195A (de)

Families Citing this family (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5224475A (en) * 1991-11-20 1993-07-06 Medtronic, Inc. Method and apparatus for termination of ventricular tachycardia and ventricular fibrillation
DE59209579D1 (de) * 1992-06-17 1999-01-14 Pacesetter Ab Defibrillator/Kardiovertierer
US5474574A (en) * 1992-06-24 1995-12-12 Cardiac Science, Inc. Automatic external cardioverter/defibrillator
SE9202663D0 (sv) * 1992-09-16 1992-09-16 Siemens Elema Ab Implanterbar hjaertdefibrillator
SE9202665D0 (sv) * 1992-09-16 1992-09-16 Siemens Elema Ab Hjaertdefibrillator
US5431687A (en) * 1993-04-09 1995-07-11 Angeion Corporation Impedance timed defibrillation system
US5607454A (en) * 1993-08-06 1997-03-04 Heartstream, Inc. Electrotherapy method and apparatus
US5593427A (en) * 1993-08-06 1997-01-14 Heartstream, Inc. Electrotherapy method
US5540724A (en) * 1995-02-03 1996-07-30 Intermedics, Inc. Cardiac cardioverter/defibrillator with in vivo impedance estimation
JP4460073B2 (ja) * 1996-03-01 2010-05-12 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 外部細動除去器
US5716381A (en) * 1996-08-06 1998-02-10 Pacesetter, Inc. Electrophysiology diagnostic device including variable capacitance emulation and voltage threshold determination circuits
US5720767A (en) 1996-10-02 1998-02-24 Pacesetter, Inc. Impedance dependent implantable cardioverter-defibrillator
US6148233A (en) * 1997-03-07 2000-11-14 Cardiac Science, Inc. Defibrillation system having segmented electrodes
WO1998047563A1 (en) 1997-04-18 1998-10-29 Physio-Control Manufacturing Corporation Defibrillator method and apparatus
US6208896B1 (en) 1998-11-13 2001-03-27 Agilent Technologies, Inc. Method and apparatus for providing variable defibrillation waveforms using switch-mode amplification
US6208898B1 (en) 1999-03-25 2001-03-27 Agilent Technologies, Inc. Impedance estimation with dynamic waveform control in an electrotherapy apparatus
US6405081B1 (en) 1999-04-22 2002-06-11 Koninklijke Philips Electronics N.V. Damped biphasic energy delivery circuit for a defibrillator
US6241751B1 (en) * 1999-04-22 2001-06-05 Agilent Technologies, Inc. Defibrillator with impedance-compensated energy delivery
US6185458B1 (en) 1999-04-30 2001-02-06 Agilent Technologies, Inc. Reduced energy self test operation in a defibrillator
US6317635B1 (en) * 1999-06-30 2001-11-13 Dennis E. Ochs Sensor responsive electrotherapy apparatus
US6546287B1 (en) 1999-10-08 2003-04-08 Purdue Research Foundation Controlled-power defibrillator and method of defibrillation
US6445951B1 (en) 1999-10-12 2002-09-03 Pacesetter, Inc. Implantable cardiac stimulating device incorporating high frequency low amplitude lead impedance measurement
US6647290B2 (en) * 2000-01-18 2003-11-11 Koninklijke Philips Electronics N.V. Charge-based defibrillation method and apparatus
US6704597B1 (en) * 2000-07-20 2004-03-09 Cardiac Pacemakers, Inc. Apparatus and method for energy management in atrial defibrillator
US6539258B1 (en) 2000-10-06 2003-03-25 Medtronic Physio-Control Manufacturing Corp. Energy adjusting circuit for producing an ultra-low energy defibrillation waveform with fixed pulse width and fixed tilt
US6650936B2 (en) 2001-04-23 2003-11-18 Medtronic Physio-Control Manufacturing Corporation. Method and apparatus for delivering electrotherapy having an equivalent probability of success for different patients
US6813517B2 (en) * 2001-11-06 2004-11-02 Medtronic Physio-Control Corp. Configuring defibrillator energy dosing
US7151963B2 (en) * 2001-12-03 2006-12-19 Medtronic, Inc. Control of arbitrary waveforms for constant delivered energy
US8417327B2 (en) * 2002-06-20 2013-04-09 Physio-Control, Inc. Variable frequency impedance measurement
US7920917B2 (en) * 2003-07-17 2011-04-05 Physio-Control, Inc. External defibrillator and methods for operating the external defibrillator
US7174208B2 (en) 2002-12-03 2007-02-06 Medtronic, Inc. Slow rise defibrillation waveforms to minimize stored energy for a pulse modulated circuit and maximize charge transfer to myocardial membrane
US7047072B2 (en) * 2002-12-04 2006-05-16 Medtronic Emergency Response Systems, Inc. Selecting Electrotherapy dosage
US7904152B2 (en) * 2004-12-09 2011-03-08 Physio-Control, Inc. External defibrillator with charge advisory algorithm
US7406351B2 (en) * 2005-04-28 2008-07-29 Medtronic, Inc. Activity sensing for stimulator control
WO2006119046A1 (en) * 2005-04-30 2006-11-09 Medtronic, Inc. Impedance-based stimulation adjustment
US7457662B2 (en) * 2005-09-09 2008-11-25 Cardiac Science Corporation Method and apparatus for variable capacitance defibrillation
US9126055B2 (en) 2012-04-20 2015-09-08 Cardiac Science Corporation AED faster time to shock method and device
US8965501B2 (en) * 2012-08-10 2015-02-24 Physio-Control, Inc. Sequential stacked capacitor defibrillator and waveform generated therefrom
EP3741424B1 (de) 2014-02-24 2022-05-04 Element Science, Inc. Externer defibrillator
ES2946910T3 (es) 2015-08-26 2023-07-27 Element Science Inc Dispositivos de desfibrilación portátiles
AU2019357613B2 (en) 2018-10-10 2021-12-09 Element Science, Inc. Wearable medical device with disposable and reusable components
JPWO2021191988A1 (de) * 2020-03-23 2021-09-30

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3886950A (en) * 1973-10-01 1975-06-03 Spacelabs Inc Defibrillator
US3860009A (en) * 1973-11-29 1975-01-14 David Bell Computer controlled defibrillator
US4077413A (en) * 1976-05-04 1978-03-07 The Burdick Corporation Defibrillator
DE2701234A1 (de) * 1977-01-13 1978-07-20 Inform Elektromedizinische Ger Verfahren und geraet zur herztaktbeeinflussung
US4233659A (en) * 1978-01-05 1980-11-11 Hewlett-Packard Company Defibrillator charging current regulator
US4119903A (en) * 1978-01-05 1978-10-10 Hewlett-Packard Company Defibrillator charging circuit
US4303075A (en) * 1980-02-11 1981-12-01 Mieczyslaw Mirowski Method and apparatus for maximizing stroke volume through atrioventricular pacing using implanted cardioverter/pacer
US4328808A (en) * 1980-10-09 1982-05-11 Hewlett-Packard Company Defibrillator with means for determining patient impedance and delivered energy
US4574810A (en) * 1984-10-05 1986-03-11 Lerman Bruce B Automatic threshold defibrillator
US4771781A (en) * 1986-10-03 1988-09-20 Lerman Bruce B Current-based defibrillating method
US4840177A (en) * 1987-11-03 1989-06-20 Hewlett-Packard Company Current-based defibrillator

Also Published As

Publication number Publication date
JPH06315540A (ja) 1994-11-15
EP0457604A2 (de) 1991-11-21
EP0457604A3 (en) 1992-03-04
JP3497178B2 (ja) 2004-02-16
US5111813A (en) 1992-05-12
DE69108445D1 (de) 1995-05-04
EP0457604B1 (de) 1995-03-29
HK152195A (en) 1995-09-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: AGILENT TECHNOLOGIES, INC. (N.D.GES.D.STAATES DELA

8327 Change in the person/name/address of the patent owner

Owner name: AGILENT TECHNOLOGIES, INC. (N.D.GES.D. STAATES, US

8339 Ceased/non-payment of the annual fee