FR2218078B1 - - Google Patents

Info

Publication number
FR2218078B1
FR2218078B1 FR7305660A FR7305660A FR2218078B1 FR 2218078 B1 FR2218078 B1 FR 2218078B1 FR 7305660 A FR7305660 A FR 7305660A FR 7305660 A FR7305660 A FR 7305660A FR 2218078 B1 FR2218078 B1 FR 2218078B1
Authority
FR
France
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
FR7305660A
Other versions
FR2218078A1 (fr
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.)
F Hoffmann La Roche AG
Original Assignee
F Hoffmann La Roche AG
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 F Hoffmann La Roche AG filed Critical F Hoffmann La Roche AG
Priority to FR7305660A priority Critical patent/FR2218078B1/fr
Priority to GB321374A priority patent/GB1461941A/en
Priority to CH104074A priority patent/CH563150A5/xx
Priority to NL7401972A priority patent/NL7401972A/xx
Priority to US443174A priority patent/US3902479A/en
Priority to JP1838574A priority patent/JPS5645611B2/ja
Priority to DE19742407399 priority patent/DE2407399A1/de
Publication of FR2218078A1 publication Critical patent/FR2218078A1/fr
Application granted granted Critical
Publication of FR2218078B1 publication Critical patent/FR2218078B1/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • A61B5/366—Detecting abnormal QRS complex, e.g. widening
    • 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
    • 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
FR7305660A 1973-02-16 1973-02-16 Expired FR2218078B1 (fr)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FR7305660A FR2218078B1 (fr) 1973-02-16 1973-02-16
GB321374A GB1461941A (en) 1973-02-16 1974-01-23 Monitoring cardiac rhythm
CH104074A CH563150A5 (fr) 1973-02-16 1974-01-25
NL7401972A NL7401972A (fr) 1973-02-16 1974-02-13
US443174A US3902479A (en) 1973-02-16 1974-02-15 Method and apparatus for heartbeat rate monitoring
JP1838574A JPS5645611B2 (fr) 1973-02-16 1974-02-15
DE19742407399 DE2407399A1 (de) 1973-02-16 1974-02-15 Verfahren und vorrichtung zur herzfrequenzueberwachung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7305660A FR2218078B1 (fr) 1973-02-16 1973-02-16

Publications (2)

Publication Number Publication Date
FR2218078A1 FR2218078A1 (fr) 1974-09-13
FR2218078B1 true FR2218078B1 (fr) 1977-04-22

Family

ID=9114978

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7305660A Expired FR2218078B1 (fr) 1973-02-16 1973-02-16

Country Status (7)

Country Link
US (1) US3902479A (fr)
JP (1) JPS5645611B2 (fr)
CH (1) CH563150A5 (fr)
DE (1) DE2407399A1 (fr)
FR (1) FR2218078B1 (fr)
GB (1) GB1461941A (fr)
NL (1) NL7401972A (fr)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2916067C2 (de) * 1979-04-20 1983-11-24 Siemens AG, 1000 Berlin und 8000 München Vorrichtung zur Auswertung von physiologischen Signalen, die im wesentlichen periodischen Verlauf haben
US4367753A (en) * 1980-01-23 1983-01-11 Medtronic Inc. Apparatus for monitoring and storing heartbeats of a patient
US4417306A (en) * 1980-01-23 1983-11-22 Medtronic, Inc. Apparatus for monitoring and storing utilizing a data processor
US4342318A (en) * 1980-08-25 1982-08-03 Medtronic, Inc. Physiological waveform processor
US4408615A (en) * 1981-03-02 1983-10-11 Cambridge Instruments, Inc. Interference filter
US4466440A (en) * 1981-11-12 1984-08-21 Telectronics Pty. Ltd. Heart pacer time-domain processing of internal physiological signals
JPS58123907U (ja) * 1982-02-18 1983-08-23 三井造船株式会社 管、形鋼等の交差部緊結金具
US4802491A (en) * 1986-07-30 1989-02-07 Massachusetts Institute Of Technology Method and apparatus for assessing myocardial electrical stability
US5176663A (en) * 1987-12-02 1993-01-05 Pal Svedman Dressing having pad with compressibility limiting elements
US5201321A (en) * 1991-02-11 1993-04-13 Fulton Keith W Method and apparatus for diagnosing vulnerability to lethal cardiac arrhythmias
US5842997A (en) * 1991-02-20 1998-12-01 Georgetown University Non-invasive, dynamic tracking of cardiac vulnerability by simultaneous analysis of heart rate variability and T-wave alternans
US5259387A (en) * 1991-09-09 1993-11-09 Quinton Instrument Company ECG muscle artifact filter system
US5312452A (en) * 1992-11-03 1994-05-17 Cardiac Pacemakers, Inc. Cardiac rhythm management device with automatic optimization of performance related pacing parameters
US7272435B2 (en) * 2004-04-15 2007-09-18 Ge Medical Information Technologies, Inc. System and method for sudden cardiac death prediction
US7072709B2 (en) * 2004-04-15 2006-07-04 Ge Medical Information Technologies, Inc. Method and apparatus for determining alternans data of an ECG signal
US7162294B2 (en) 2004-04-15 2007-01-09 Ge Medical Systems Information Technologies, Inc. System and method for correlating sleep apnea and sudden cardiac death
US7509159B2 (en) * 2004-04-15 2009-03-24 Ge Medical Systems Information Technologies, Inc. Method and apparatus for detecting cardiac repolarization abnormality
US7415304B2 (en) * 2004-04-15 2008-08-19 Ge Medical Systems Information Technologies, Inc. System and method for correlating implant and non-implant data
US7187966B2 (en) * 2004-04-15 2007-03-06 Ge Medical Systems Information Technologies, Inc. Method and apparatus for displaying alternans data
US20050234353A1 (en) * 2004-04-15 2005-10-20 Ge Medical Systems Information Technologies, Inc. Method and apparatus for analysis of non-invasive cardiac parameters

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3144019A (en) * 1960-08-08 1964-08-11 Haber Edgar Cardiac monitoring device
US3087488A (en) * 1961-02-27 1963-04-30 Boeing Co Sphygmomanometric devices
US3267933A (en) * 1962-09-10 1966-08-23 Del Mar Eng Lab Ekg computer
US3533402A (en) * 1965-10-01 1970-10-13 Westinghouse Electric Corp Cardiac monitoring apparatus
US3460527A (en) * 1966-10-12 1969-08-12 Lexington Instr Corp Electrocardiographic device for detecting ors widening
DE2057660C3 (de) * 1969-12-11 1978-11-23 Siemens Ag, 1000 Berlin Und 8000 Muenchen Vorrichtung zum Erzeugen eines elektrischen Signals, das für eine bestimmte Eigenschaft eines elektrischen Eingangssignals repräsentativ ist
FR2093495A5 (fr) * 1970-05-16 1972-01-28 Jeol Ltd
US3780280A (en) * 1972-07-03 1973-12-18 United Aircraft Corp Resolution of a triangle from hypotenuse and one side

Also Published As

Publication number Publication date
CH563150A5 (fr) 1975-06-30
NL7401972A (fr) 1974-08-20
GB1461941A (en) 1977-01-19
JPS5041367A (fr) 1975-04-15
FR2218078A1 (fr) 1974-09-13
DE2407399A1 (de) 1974-08-22
JPS5645611B2 (fr) 1981-10-27
US3902479A (en) 1975-09-02

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Legal Events

Date Code Title Description
ST Notification of lapse