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)
  • 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)
  • 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)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6128531A (en) * 1998-04-01 2000-10-03 Pacesetter, Inc. Delivery of ICD shock capacitor energy via a controlled current source
US6076018A (en) * 1998-09-04 2000-06-13 Woodside Biomedical, Inc Method and apparatus for low power regulated output in battery powered electrotherapy devices
AU6106300A (en) 1999-07-15 2001-02-05 Unus Technology Llc 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
WO2006037021A2 (en) * 2004-09-24 2006-04-06 Roger Lee Heath Resuscitation and life support system, method and apparatus
EP3741424B1 (de) 2014-02-24 2022-05-04 Element Science, Inc. Externer defibrillator
EP4678105A3 (de) 2015-08-26 2026-04-01 Element Science, Inc. Tragbare defibrillationsvorrichtungen
US10946207B2 (en) 2017-05-27 2021-03-16 West Affum Holdings Corp. Defibrillation waveforms for a wearable cardiac defibrillator
CN112839585A (zh) 2018-10-10 2021-05-25 元素科学公司 具有一次性部件和可重新使用部件的可穿戴式装置

Family Cites Families (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2248020B1 (de) * 1973-10-18 1977-05-27 Pequignot Michel
US4295474A (en) * 1979-10-02 1981-10-20 The Johns Hopkins University Recorder with patient alarm and service request systems suitable for use with automatic implantable defibrillator
US4290430A (en) * 1980-06-05 1981-09-22 Intermedics, Inc. Pacer analyzer
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
US5014697A (en) * 1986-05-14 1991-05-14 Ventritex Programmable defibrillator
US5115807A (en) * 1986-05-14 1992-05-26 Ventritex Programmable defibrillator with pulse energy and resistance displays and methods of operating the same
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
US4868908A (en) * 1988-10-18 1989-09-19 Ventritex Power supply down-conversion, regulation and low battery detection system
US4952864A (en) * 1988-10-18 1990-08-28 Ventritex Power supply down-conversion, regulation and low battery detection system
US4949719A (en) * 1989-04-26 1990-08-21 Ventritex, Inc. Method for cardiac defibrillation
US5411527A (en) * 1989-05-03 1995-05-02 Intermedics, Inc. Difibrillation electrodes and implantation
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
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
US4971058A (en) * 1989-07-06 1990-11-20 Ventritex, Inc. Cardiac therapy method with duration timer
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
US4972835A (en) * 1989-05-19 1990-11-27 Ventritex, Inc. Implantable cardiac defibrillator employing an improved sensing system with non-binary gain changes
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
US5111816A (en) * 1989-05-23 1992-05-12 Ventritex System configuration for combined defibrillator/pacemaker
US5007422A (en) * 1989-06-06 1991-04-16 Ventritex, Inc. Method for combiner cardiac pacing and defibrillation
US5176135A (en) * 1989-09-06 1993-01-05 Ventritex, Inc. Implantable defibrillation electrode system
US5130571A (en) * 1990-08-29 1992-07-14 Ventritex Optimizing speed and charge injection parameters of a switched capacitor circuit
US5163428A (en) * 1990-10-11 1992-11-17 Ventritex, Inc. Implantable cardiac defibrillator with current leakage detecting means
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
US5591209A (en) * 1994-05-19 1997-01-07 Angeion Corporation Implantable defibrillator system for generating an active biphasic waveform
US5249573A (en) * 1992-02-21 1993-10-05 Zmd Corporation Defibrillation discharge circuit test
US5370667A (en) * 1992-04-03 1994-12-06 Intermedics, Inc. Device and method for automatically adjusting tachycardia recognition criteria based on detected parameter
US5342404A (en) * 1992-04-03 1994-08-30 Intermedics, Inc. Implantable medical interventional device
EP0569616B1 (de) * 1992-05-12 1999-04-21 Pacesetter AB Implantat zur elektrischen Impulsbeaufschlagung von lebendem Gewebe
EP0574608B1 (de) * 1992-06-17 1998-08-19 Pacesetter AB Defibrillator/Kardiovertierer
US5403351A (en) * 1993-01-11 1995-04-04 Saksena; Sanjeev Method of transvenous defibrillation/cardioversion employing an endocardial lead system
US5336253A (en) * 1993-02-23 1994-08-09 Medtronic, Inc. Pacing and cardioversion lead systems with shared lead conductors
US5443490A (en) * 1993-03-02 1995-08-22 Hewlett Packard Corporation Defibrillator patient circuit
US5405361A (en) * 1993-03-15 1995-04-11 Surviva Link Corporation External defibrillator circuit
US5607454A (en) * 1993-08-06 1997-03-04 Heartstream, Inc. Electrotherapy method and apparatus
US5470341A (en) * 1993-12-10 1995-11-28 Medtronic, Inc. High voltage switch drive for implantable cardioverter/defibrillator
US5527346A (en) * 1993-12-13 1996-06-18 Angeion Corporation Implantable cardioverter defibrillator employing polymer thin film capacitors
US5571159A (en) * 1994-04-04 1996-11-05 Alt; Eckhard Temporary atrial defibrillation catheter and method
US5529579A (en) * 1994-05-12 1996-06-25 Intermedics, Inc. Implantable automatic difibrillator with low threshold
US5545182A (en) * 1994-09-21 1996-08-13 Intermedics, Inc. Cardioverter/defibrillator shock timing function
US5645572A (en) * 1996-03-12 1997-07-08 Angeion Corporation Implantable cardioverter defibrillator with slew rate limiting
US5725560A (en) * 1996-06-20 1998-03-10 Hewlett-Packard Company Defibrillator with waveform selection circuitry

Also Published As

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

Similar Documents

Publication Publication Date Title
WO2003039650A3 (en) H-bridge with sensing circuit for a cardioverter-defibrillator system
US5265588A (en) VCO driven flyback converter for implantable cardoverter/defibrillator
CA2224330A1 (en) Low energy pacing pulse waveform for implantable pacemaker
EP0553863A3 (en) Dual capacitor biphasic defibrillator waveform generator employing selective connection of capacitors for each phase
ATE315951T1 (de) High energy defibrillator employing current control circuitry
CA2098059A1 (en) Pulse Generator for Use in an Implantable Atrial Defibrillator
WO2002026313A3 (en) Method and apparatus employing a scaling exponent for selectively defibrillating a patient
AU584937B2 (en) Skeletal tissue stimulator and a low voltage oscillator circuit for use therein
DE69829281D1 (de) Implantierbarer dreiphasenwellenformdefibrillator
ES2120411T3 (es) Sistema intravenoso de estimulacion cardiaca implantable, con caja de generacion de impulsos que sirve como electrodo adicional opcional.
WO2003039648A3 (en) Defibrillation pacing circuitry
RU99109294A (ru) Электростимулятор
JP2001514946A5 (ja) 植込形刺激装置のための出力回路
SE9600389D0 (sv) Medical device used to stimulate tissue
WO2001026732A8 (en) Controlled-power defibrillator and method of defibrillation
DE69624109D1 (de) Vorrichtung zur iontophoretischen verabreichung von medikamenten mit spannungserhöher-schaltung
DE59207554D1 (de) Elektrotherapie-gerät
CA2186700A1 (en) An implantable atrial defibrillator having cardioverting output voltage limiting for simulating larger storage capacitors
JP4532904B2 (ja) 単一の電源から細動除去及びペーシングエネルギーを供給する方法及び装置
US20060122657A1 (en) Programmable voltage-waveform-generating battery power source for implantable medical use
FI19992219A7 (fi) Yhdistetty difibrillaattori ja sydäntahdistin
DE50013657D1 (de) Implantierbarer Defibrillator
KR950010921A (ko) 저주파 전기치료기
RU9740U1 (ru) Устройство для лекарственного электрофореза
CN1100658A (zh) 电子束火花治疗仪

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties