GB1538522A - Apparatus for detecting the state of a heart and for cardioverting a malfunctioning heart - Google Patents

Apparatus for detecting the state of a heart and for cardioverting a malfunctioning heart

Info

Publication number
GB1538522A
GB1538522A GB40018/76A GB4001876A GB1538522A GB 1538522 A GB1538522 A GB 1538522A GB 40018/76 A GB40018/76 A GB 40018/76A GB 4001876 A GB4001876 A GB 4001876A GB 1538522 A GB1538522 A GB 1538522A
Authority
GB
United Kingdom
Prior art keywords
heart
cardioverting
detecting
state
malfunctioning
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
Application number
GB40018/76A
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
Publication of GB1538522A publication Critical patent/GB1538522A/en
Expired 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)
  • Public Health (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biomedical Technology (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physiology (AREA)
  • Psychiatry (AREA)
  • Signal Processing (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)
GB40018/76A 1975-09-30 1976-09-27 Apparatus for detecting the state of a heart and for cardioverting a malfunctioning heart Expired GB1538522A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
GB1538522A true GB1538522A (en) 1979-01-17

Family

ID=24484280

Family Applications (1)

Application Number Title Priority Date Filing Date
GB40018/76A Expired GB1538522A (en) 1975-09-30 1976-09-27 Apparatus for detecting the state of a heart and for cardioverting a malfunctioning heart

Country Status (5)

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

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0016574A1 (en) * 1979-03-07 1980-10-01 Siemens-Elema AB Pacemaker for tachycardia control
WO2006136974A2 (en) * 2005-06-23 2006-12-28 Koninklijke Philips Electronics, N.V. Defibrillator with automatic shock first/cpr first algorithm
US8942800B2 (en) 2012-04-20 2015-01-27 Cardiac Science Corporation Corrective prompting system for appropriate chest compressions

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2814457C3 (en) * 1978-04-04 1981-10-15 Institutsgemeinschaft Stuttgart e.V., 7000 Stuttgart Device for detecting the QRS complex from an electrical cardiac action signal
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
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
NL190185C (en) * 1980-08-05 1993-12-01 Mirowski Mieczyslaw SYSTEM FOR DEFIBRATING THE HEART OF A PATIENT.
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 (en) * 1988-03-11 1989-09-19
EP0402508B2 (en) * 1989-06-15 2002-10-23 St. Jude Medical AB Means for detecting a series of abnormal events in an electrical signal, especially the depolarisation signal of a heart
US5301677A (en) * 1992-02-06 1994-04-12 Cardiac Pacemakers, Inc. Arrhythmia detector using delta modulated turning point morphology of the ECG wave
NO322399B1 (en) * 1999-09-07 2006-10-02 Laerdal Medical As System for calculating the probability of the outcome of an imminent defibrillator shock based on characteristic features of the heart painted during cardiac arrest and resuscitation

Family Cites Families (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

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0016574A1 (en) * 1979-03-07 1980-10-01 Siemens-Elema AB Pacemaker for tachycardia control
WO2006136974A2 (en) * 2005-06-23 2006-12-28 Koninklijke Philips Electronics, N.V. Defibrillator with automatic shock first/cpr first algorithm
WO2006136974A3 (en) * 2005-06-23 2007-03-08 Koninkl Philips Electronics Nv Defibrillator with automatic shock first/cpr first algorithm
US8942800B2 (en) 2012-04-20 2015-01-27 Cardiac Science Corporation Corrective prompting system for appropriate chest compressions

Also Published As

Publication number Publication date
DE2643907A1 (en) 1977-04-07
DE2661005C2 (en) 1990-03-08
NL177463C (en) 1985-10-01
CA1087691A (en) 1980-10-14
JPS5753108B2 (en) 1982-11-11
JPS5244089A (en) 1977-04-06
NL7610831A (en) 1977-04-01
NL177463B (en) 1985-05-01

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Legal Events

Date Code Title Description
429A Application made for amendment of specification (sect. 29/1949)
429H Application (made) for amendment of specification now open to opposition (sect. 29/1949)
429D Case decided by the comptroller ** specification amended (sect. 29/1949)
PS Patent sealed [section 19, patents act 1949]
SP Amendment (slips) printed
PE20 Patent expired after termination of 20 years

Effective date: 19960926