DE2324001A1 - Detektor fuer die herzfunktion - Google Patents

Detektor fuer die herzfunktion

Info

Publication number
DE2324001A1
DE2324001A1 DE2324001A DE2324001A DE2324001A1 DE 2324001 A1 DE2324001 A1 DE 2324001A1 DE 2324001 A DE2324001 A DE 2324001A DE 2324001 A DE2324001 A DE 2324001A DE 2324001 A1 DE2324001 A1 DE 2324001A1
Authority
DE
Germany
Prior art keywords
circuit
capacitor
amplifier
signal
detector 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.)
Pending
Application number
DE2324001A
Other languages
German (de)
English (en)
Inventor
Richard Dean Lawhorn
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.)
CARDIODYNAMICS
Cardiodynamics Inc
Original Assignee
CARDIODYNAMICS
Cardiodynamics Inc
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 CARDIODYNAMICS, Cardiodynamics Inc filed Critical CARDIODYNAMICS
Publication of DE2324001A1 publication Critical patent/DE2324001A1/de
Pending 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
    • A61B5/0002—Remote monitoring of patients using telemetry, e.g. transmission of vital signals via a communication network
    • A61B5/0004—Remote monitoring of patients using telemetry, e.g. transmission of vital signals via a communication network characterised by the type of physiological signal transmitted
    • A61B5/0006—ECG or EEG signals
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
    • A61B5/024—Measuring pulse rate or heart rate
    • A61B5/0245—Measuring pulse rate or heart rate by using sensing means generating electric signals, i.e. ECG signals
    • A61B5/02455—Measuring pulse rate or heart rate by using sensing means generating electric signals, i.e. ECG signals provided with high/low alarm devices
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S128/00—Surgery
    • Y10S128/904—Telephone telemetry

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Surgery (AREA)
  • Cardiology (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physiology (AREA)
  • Molecular Biology (AREA)
  • Physics & Mathematics (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
DE2324001A 1972-06-08 1973-05-10 Detektor fuer die herzfunktion Pending DE2324001A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00260775A US3823708A (en) 1972-06-08 1972-06-08 Tachycardia detector

Publications (1)

Publication Number Publication Date
DE2324001A1 true DE2324001A1 (de) 1973-12-20

Family

ID=22990577

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2324001A Pending DE2324001A1 (de) 1972-06-08 1973-05-10 Detektor fuer die herzfunktion

Country Status (8)

Country Link
US (1) US3823708A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS4963289A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AU (1) AU5669173A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2324001A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2187268B3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IL (1) IL42315A0 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IT (1) IT987550B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL7307792A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2362063C3 (de) * 1973-12-13 1979-11-29 Siemens Ag, 1000 Berlin Und 8000 Muenchen Schaltungsanordnung zum Erfassen von physiologischen elektrischen Meßsignalen
US4393877A (en) * 1981-05-15 1983-07-19 Mieczyslaw Mirowski Heart rate detector
US4458692A (en) * 1982-02-11 1984-07-10 Arrhythmia Research Technology, Inc. System and method for predicting ventricular tachycardia with a gain controlled high pass filter
US4492235A (en) * 1982-02-11 1985-01-08 Arrhythmia Research Technology, Inc. System and method for predicting ventricular tachycardia by derivative analysis
US4458691A (en) * 1982-02-11 1984-07-10 Arrhythmia Research Technology, Inc. System and method for predicting ventricular tachycardia by adaptive high pass filter
AU561744B2 (en) * 1983-02-14 1987-05-14 Arrhythmia Research Technology Inc. System and method for predicting ventricular tachycardia
US4712554A (en) * 1985-04-08 1987-12-15 Baylor College Of Medicine Electronic system to distinguish between sinus and nonsinus atrial depolarizations which do not stimulate ventricular depolarizations in response to nonsinus atrial depolarizations
US5113869A (en) * 1990-08-21 1992-05-19 Telectronics Pacing Systems, Inc. Implantable ambulatory electrocardiogram monitor
US20050277841A1 (en) * 2004-06-10 2005-12-15 Adnan Shennib Disposable fetal monitor patch
US20060030782A1 (en) * 2004-08-05 2006-02-09 Adnan Shennib Heart disease detection patch
US20060030781A1 (en) * 2004-08-05 2006-02-09 Adnan Shennib Emergency heart sensor patch
US8688189B2 (en) 2005-05-17 2014-04-01 Adnan Shennib Programmable ECG sensor patch
US9168383B2 (en) 2005-10-14 2015-10-27 Pacesetter, Inc. Leadless cardiac pacemaker with conducted communication
CN101578067B (zh) 2005-10-14 2013-07-17 内诺斯蒂姆股份有限公司 无引线心脏起搏器和系统
US20070191728A1 (en) * 2006-02-10 2007-08-16 Adnan Shennib Intrapartum monitor patch
US20070255184A1 (en) * 2006-02-10 2007-11-01 Adnan Shennib Disposable labor detection patch
WO2010088687A1 (en) 2009-02-02 2010-08-05 Nanostim, Inc. Leadless cardiac pacemaker with secondary fixation capability
US8543205B2 (en) 2010-10-12 2013-09-24 Nanostim, Inc. Temperature sensor for a leadless cardiac pacemaker
US9060692B2 (en) 2010-10-12 2015-06-23 Pacesetter, Inc. Temperature sensor for a leadless cardiac pacemaker
US9020611B2 (en) 2010-10-13 2015-04-28 Pacesetter, Inc. Leadless cardiac pacemaker with anti-unscrewing feature
US8615310B2 (en) 2010-12-13 2013-12-24 Pacesetter, Inc. Delivery catheter systems and methods
EP2651502B1 (en) 2010-12-13 2016-11-09 Pacesetter, Inc. Pacemaker retrieval systems
CN103328040B (zh) 2010-12-20 2016-09-14 内诺斯蒂姆股份有限公司 具有径向固定机构的无导线起搏器
US9511236B2 (en) 2011-11-04 2016-12-06 Pacesetter, Inc. Leadless cardiac pacemaker with integral battery and redundant welds
WO2014022661A1 (en) 2012-08-01 2014-02-06 Nanostim, Inc. Biostimulator circuit with flying cell
US9211110B2 (en) 2013-03-15 2015-12-15 The Regents Of The University Of Michigan Lung ventillation measurements using ultrasound

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2536527A (en) * 1950-02-13 1951-01-02 Appel Albert Fetal heart monitor
US3144019A (en) * 1960-08-08 1964-08-11 Haber Edgar Cardiac monitoring device
US3174478A (en) * 1962-03-29 1965-03-23 Beckman Instruments Inc Linear integrating cardiotachometer
US3352300A (en) * 1964-10-28 1967-11-14 Fred A Rose Cardiac monitor
US3438368A (en) * 1966-09-27 1969-04-15 Lexington Instr Corp Ectopic beat detector
US3699946A (en) * 1970-08-11 1972-10-24 Walter A Michel Waveform abnormality monitor
US3699949A (en) * 1971-07-26 1972-10-24 Human Factors Research Inc Pulse jitter measurement especially for heart beat measurement

Also Published As

Publication number Publication date
US3823708A (en) 1974-07-16
FR2187268A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1974-01-18
IT987550B (it) 1975-03-20
FR2187268B3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1976-05-14
JPS4963289A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1974-06-19
AU5669173A (en) 1974-12-12
IL42315A0 (en) 1973-07-30
NL7307792A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-12-11

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