DE2661005C2 - - Google Patents

Info

Publication number
DE2661005C2
DE2661005C2 DE2661005A DE2661005A DE2661005C2 DE 2661005 C2 DE2661005 C2 DE 2661005C2 DE 2661005 A DE2661005 A DE 2661005A DE 2661005 A DE2661005 A DE 2661005A DE 2661005 C2 DE2661005 C2 DE 2661005C2
Authority
DE
Germany
Prior art keywords
detector
output
circuit
circuit arrangement
arrangement according
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
DE2661005A
Other languages
German (de)
English (en)
Inventor
Alois A. Pittsburgh Pa. Us Langer
Marlin Stephen Gibsonia Pa. Us Heilman
Morton Maimon Baltimore Md. Us Mower
Mieczyslaw Owing Mills Md. Us Mirowski
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of DE2661005C2 publication Critical patent/DE2661005C2/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
    • A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
    • A61N1/362—Heart stimulators
    • A61N1/3621—Heart stimulators for treating or preventing abnormally high heart rate
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/316—Modalities, i.e. specific diagnostic methods
    • A61B5/318—Heart-related electrical modalities, e.g. electrocardiography [ECG]
    • A61B5/346—Analysis of electrocardiograms
    • A61B5/349—Detecting specific parameters of the electrocardiograph cycle
    • A61B5/361—Detecting fibrillation
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7235—Details of waveform analysis
    • A61B5/7239—Details of waveform analysis using differentiation including higher order derivatives
    • 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
    • A61N1/3987—Heart defibrillators characterised by the timing or triggering of the shock

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Cardiology (AREA)
  • Engineering & Computer Science (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Public Health (AREA)
  • Molecular Biology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Medical Informatics (AREA)
  • Biophysics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Surgery (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Psychiatry (AREA)
  • Signal Processing (AREA)
  • Physiology (AREA)
  • Artificial Intelligence (AREA)
  • Electrotherapy Devices (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
DE2661005A 1975-09-30 1976-09-29 Expired - Lifetime DE2661005C2 (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US62002575A 1975-09-30 1975-09-30

Publications (1)

Publication Number Publication Date
DE2661005C2 true DE2661005C2 (nl) 1990-03-08

Family

ID=24484280

Family Applications (2)

Application Number Title Priority Date Filing Date
DE2643907A Ceased DE2643907A1 (de) 1975-09-30 1976-09-29 System zum anzeigen von herzzustaenden
DE2661005A Expired - Lifetime DE2661005C2 (nl) 1975-09-30 1976-09-29

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE2643907A Ceased DE2643907A1 (de) 1975-09-30 1976-09-29 System zum anzeigen von herzzustaenden

Country Status (5)

Country Link
JP (1) JPS5244089A (nl)
CA (1) CA1087691A (nl)
DE (2) DE2643907A1 (nl)
GB (1) GB1538522A (nl)
NL (1) NL177463C (nl)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2814457C3 (de) * 1978-04-04 1981-10-15 Institutsgemeinschaft Stuttgart e.V., 7000 Stuttgart Vorrichtung zur Erfassung des QRS-Komplexes aus einem elektrischen Herzaktionssignal
WO1980000006A1 (en) * 1978-06-02 1980-01-10 J Anderson Diagnostic apparatus
US4291699A (en) * 1978-09-21 1981-09-29 Purdue Research Foundation Method of and apparatus for automatically detecting and treating ventricular fibrillation
US4312356A (en) * 1979-03-07 1982-01-26 George Edgar Sowton Pacemakers for tachycardia control
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
US4303075A (en) * 1980-02-11 1981-12-01 Mieczyslaw Mirowski Method and apparatus for maximizing stroke volume through atrioventricular pacing using implanted cardioverter/pacer
DE3131042A1 (de) * 1980-08-05 1982-03-25 Mirowski, Mieczysław, Owings Mills, Md. Anordnung und verfahren zum erfassen von herzrhythmusstoerungen
US4407288B1 (en) * 1981-02-18 2000-09-19 Mieczyslaw Mirowski Implantable heart stimulator and stimulation method
US4559946A (en) * 1982-06-18 1985-12-24 Mieczyslaw Mirowski Method and apparatus for correcting abnormal cardiac activity by low energy shocks
JPH01136783U (nl) * 1988-03-11 1989-09-19
DE58909118D1 (de) * 1989-06-15 1995-04-20 Pacesetter Ab Verfahren und Einrichtung zum Detektieren einer Folge von anormalen Ereignissen in einem elektrischen Signal, insbesondere dem Depolarisationssignal eines Herzens.
US5301677A (en) * 1992-02-06 1994-04-12 Cardiac Pacemakers, Inc. Arrhythmia detector using delta modulated turning point morphology of the ECG wave
NO322399B1 (no) * 1999-09-07 2006-10-02 Laerdal Medical As System for a beregne sannsynlighetstallet for utfallet av et tenkt forestaende defibrillatorsjokk basert pa karakteristiske trekk ved hjertet malt under hjertestans og gjenoppliving
JP2008543479A (ja) * 2005-06-23 2008-12-04 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 自動ショックファースト／ｃｐｒファーストアルゴリズムを有する除細動器
US8942800B2 (en) 2012-04-20 2015-01-27 Cardiac Science Corporation Corrective prompting system for appropriate chest compressions

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3352300A (en) * 1964-10-28 1967-11-14 Fred A Rose Cardiac monitor
US3716059A (en) * 1970-08-24 1973-02-13 Cardiac Resuscitator Corp Cardiac resuscitator

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3352300A (en) * 1964-10-28 1967-11-14 Fred A Rose Cardiac monitor
US3716059A (en) * 1970-08-24 1973-02-13 Cardiac Resuscitator Corp Cardiac resuscitator

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Electroencephalography and Clinical Neurophysio- logy, 1974, 37, S.414-416 *

Also Published As

Publication number Publication date
NL177463B (nl) 1985-05-01
CA1087691A (en) 1980-10-14
NL177463C (nl) 1985-10-01
JPS5753108B2 (nl) 1982-11-11
DE2643907A1 (de) 1977-04-07
JPS5244089A (en) 1977-04-06
NL7610831A (nl) 1977-04-01
GB1538522A (en) 1979-01-17

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