ATE315951T1 - High energy defibrillator employing current control circuitry - Google Patents

High energy defibrillator employing current control circuitry

Info

Publication number
ATE315951T1
ATE315951T1 AT98957675T AT98957675T ATE315951T1 AT E315951 T1 ATE315951 T1 AT E315951T1 AT 98957675 T AT98957675 T AT 98957675T AT 98957675 T AT98957675 T AT 98957675T AT E315951 T1 ATE315951 T1 AT E315951T1
Authority
AT
Austria
Prior art keywords
current control
control circuitry
high energy
employing current
defibrillator employing
Prior art date
Application number
AT98957675T
Other languages
English (en)
Inventor
Ross G Baker Jr
Pat L Gordon
Original Assignee
Procath 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 Procath Corp filed Critical Procath Corp
Application granted granted Critical
Publication of ATE315951T1 publication Critical patent/ATE315951T1/de

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
    • A61N1/3956—Implantable devices for applying electric shocks to the heart, e.g. for cardioversion
    • 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
    • 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)
  • Radiology & Medical Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Electrotherapy Devices (AREA)
  • Control Of High-Frequency Heating Circuits (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
AT98957675T 1997-11-26 1998-11-09 High energy defibrillator employing current control circuitry ATE315951T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/979,059 US5974339A (en) 1997-11-26 1997-11-26 High energy defibrillator employing current control circuitry

Publications (1)

Publication Number Publication Date
ATE315951T1 true ATE315951T1 (de) 2006-02-15

Family

ID=25526658

Family Applications (1)

Application Number Title Priority Date Filing Date
AT98957675T ATE315951T1 (de) 1997-11-26 1998-11-09 High energy defibrillator employing current control circuitry

Country Status (7)

Country Link
US (1) US5974339A (de)
EP (1) EP0956095B1 (de)
AT (1) ATE315951T1 (de)
DE (1) DE69833274T2 (de)
DK (1) DK0956095T3 (de)
ES (1) ES2252869T3 (de)
WO (1) WO1999026695A1 (de)

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US6076018A (en) * 1998-09-04 2000-06-13 Woodside Biomedical, Inc Method and apparatus for low power regulated output in battery powered electrotherapy devices
US7542912B1 (en) 1999-07-15 2009-06-02 Whitney Durand System, apparatus, and methods for developing and delivering health information
US6298266B1 (en) * 1999-08-10 2001-10-02 Intermedics Inc. Methods and apparatus for treating fibrillation and creating defibrillation waveforms
DE10064965B4 (de) * 1999-12-29 2007-01-04 Metrax Gmbh Medizinisches Gerät zum Beaufschlagen eines Patienten mit elektrischer Energie
US7065403B1 (en) 2001-12-03 2006-06-20 Pacesetter, Inc. System and method for measuring lead impedance in an implantable stimulation device employing pulse-train waveforms
US8417327B2 (en) * 2002-06-20 2013-04-09 Physio-Control, Inc. Variable frequency impedance measurement
US7672720B2 (en) * 2004-09-24 2010-03-02 Roger Lee Heath Resuscitation and life support system, method and apparatus
JP2017506148A (ja) 2014-02-24 2017-03-02 エレメント サイエンス, インクElement Science, Inc 体外式除細動器
EP3340862B1 (de) 2015-08-26 2023-06-07 Element Science, Inc. Am körper tragbare defibrillator-vorrichtungen
US10946207B2 (en) 2017-05-27 2021-03-16 West Affum Holdings Corp. Defibrillation waveforms for a wearable cardiac defibrillator
AU2019357613B2 (en) 2018-10-10 2021-12-09 Element Science, Inc. Wearable medical device with disposable and reusable components

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US4404972B1 (en) * 1981-05-18 2000-07-11 Intermedics Inc Implantable device with microprocessor control
DE3229134A1 (de) * 1982-08-04 1984-02-09 GS Elektromed. Geräte Günter Stemple, 8912 Kaufering Elektrische schaltung zur erzeugung von energieimpulsen an zwei schockelektroden eines defibrillators
US4553548A (en) * 1983-08-19 1985-11-19 Neuromedics, Inc. Interrogator for muscle stimulator
US5115807A (en) * 1986-05-14 1992-05-26 Ventritex Programmable defibrillator with pulse energy and resistance displays and methods of operating the same
US5014697A (en) * 1986-05-14 1991-05-14 Ventritex Programmable defibrillator
US4827936A (en) * 1986-05-14 1989-05-09 Ventritex Apparatus for stimulating the heart with protected pacer
US4897612A (en) * 1988-05-09 1990-01-30 National Semiconductor Corporation Operational transconductance amplifier with improved current source capability
US4866389A (en) * 1988-06-17 1989-09-12 Ventritex Circuit and method for measuring battery voltage by time of discharge of a capacitor
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US4964406A (en) * 1989-05-19 1990-10-23 Ventritex, Inc. Implantable cardiac defibrillator employing a switched capacitor stage having a non-50/50 duty cycle
US5027814A (en) * 1989-05-19 1991-07-02 Ventritex, Inc. Implantable medical device employing an improved waveform digitization network
US4967747A (en) * 1989-05-19 1990-11-06 Ventritex, Inc. Implantable cardiac defibrillator employing a switched capacitor gain/filter stage having a transient-free gain change
US4989603A (en) * 1989-05-19 1991-02-05 Ventritex, Inc. Implantable cardiac defibrillator employing a switched capacitor filter stage having a low charge-injection induced offset voltage
US4969465A (en) * 1989-05-19 1990-11-13 Ventritex, Inc. Cardiac therapy method
US5025172A (en) * 1989-05-19 1991-06-18 Ventritex, Inc. Clock generator generating trapezoidal waveform
US5014701A (en) * 1989-05-19 1991-05-14 Ventritex, Inc. Implantable cardiac defibrillator employing a digital waveform analyzer system
US4971058A (en) * 1989-07-06 1990-11-20 Ventritex, Inc. Cardiac therapy method with duration timer
US4972835A (en) * 1989-05-19 1990-11-27 Ventritex, Inc. Implantable cardiac defibrillator employing an improved sensing system with non-binary gain changes
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US5007422A (en) * 1989-06-06 1991-04-16 Ventritex, Inc. Method for combiner cardiac pacing and defibrillation
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US5130571A (en) * 1990-08-29 1992-07-14 Ventritex Optimizing speed and charge injection parameters of a switched capacitor circuit
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US5127421A (en) * 1991-01-15 1992-07-07 Ventritex, Inc. Implantation of leads
US5131388A (en) * 1991-03-14 1992-07-21 Ventritex, Inc. Implantable cardiac defibrillator with improved capacitors
US5184616A (en) * 1991-10-21 1993-02-09 Telectronics Pacing Systems, Inc. Apparatus and method for generation of varying waveforms in arrhythmia control system
US5222492A (en) * 1991-11-08 1993-06-29 Physio-Control Corporation Cardiac defibrillator including an electronic energy transfer circuit
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US5249573A (en) * 1992-02-21 1993-10-05 Zmd Corporation Defibrillation discharge circuit test
US5342404A (en) * 1992-04-03 1994-08-30 Intermedics, Inc. Implantable medical interventional device
US5370667A (en) * 1992-04-03 1994-12-06 Intermedics, Inc. Device and method for automatically adjusting tachycardia recognition criteria based on detected parameter
EP0569616B1 (de) * 1992-05-12 1999-04-21 Pacesetter AB Implantat zur elektrischen Impulsbeaufschlagung von lebendem Gewebe
DE59209466D1 (de) * 1992-06-17 1998-09-24 Pacesetter Ab Defibrillator/Kardiovertierer
US5403351A (en) * 1993-01-11 1995-04-04 Saksena; Sanjeev Method of transvenous defibrillation/cardioversion employing an endocardial lead system
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Also Published As

Publication number Publication date
EP0956095A1 (de) 1999-11-17
EP0956095A4 (de) 2001-08-22
DE69833274T2 (de) 2006-09-07
DK0956095T3 (da) 2006-05-15
WO1999026695A1 (en) 1999-06-03
EP0956095B1 (de) 2006-01-18
US5974339A (en) 1999-10-26
ES2252869T3 (es) 2006-05-16
DE69833274D1 (en) 2006-04-06

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