DE2215543A1 - Vorrichtung zum Erfassen von Kreislauftonsignalen - Google Patents

Vorrichtung zum Erfassen von Kreislauftonsignalen

Info

Publication number
DE2215543A1
DE2215543A1 DE19722215543 DE2215543A DE2215543A1 DE 2215543 A1 DE2215543 A1 DE 2215543A1 DE 19722215543 DE19722215543 DE 19722215543 DE 2215543 A DE2215543 A DE 2215543A DE 2215543 A1 DE2215543 A1 DE 2215543A1
Authority
DE
Germany
Prior art keywords
signals
averaging
detected
sound
audio signals
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
DE19722215543
Other languages
German (de)
English (en)
Other versions
DE2215543B2 (de
Inventor
John M. Los Altos Calif. Cage (V.StA.). P
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.)
HP Inc
Original Assignee
Hewlett Packard Co
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 Hewlett Packard Co filed Critical Hewlett Packard Co
Publication of DE2215543A1 publication Critical patent/DE2215543A1/de
Publication of DE2215543B2 publication Critical patent/DE2215543B2/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
    • A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
DE2215543A 1971-04-19 1972-03-30 Vorrichtung zum Analysieren von periodischen Schallsignalen des Kreislaufs Pending DE2215543B2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13535071A 1971-04-19 1971-04-19

Publications (2)

Publication Number Publication Date
DE2215543A1 true DE2215543A1 (de) 1972-11-09
DE2215543B2 DE2215543B2 (de) 1975-02-06

Family

ID=22467704

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2215543A Pending DE2215543B2 (de) 1971-04-19 1972-03-30 Vorrichtung zum Analysieren von periodischen Schallsignalen des Kreislaufs

Country Status (5)

Country Link
US (1) US3762397A (fr)
JP (1) JPS4849286A (fr)
DE (1) DE2215543B2 (fr)
FR (1) FR2136492A5 (fr)
GB (1) GB1388129A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2509660A1 (de) * 1975-03-06 1976-09-09 Hellige Gmbh Geraet zur ueberwachung der herzoder der pulsfrequenz

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3878832A (en) * 1973-05-14 1975-04-22 Palo Alto Medical Research Fou Method and apparatus for detecting and quantifying cardiovascular murmurs and the like
DE2849030A1 (de) * 1978-11-11 1980-05-22 Rolf Neusel Verfahren zur unterdrueckung unerwuenschter signale bei der blutdruckmessung
US4519396A (en) * 1979-03-30 1985-05-28 American Home Products Corporation (Del.) Fetal heart rate monitor apparatus and method for combining electrically and mechanically derived cardiographic signals
US4628939A (en) * 1980-09-11 1986-12-16 Hughes Aircraft Company Method and improved apparatus for analyzing heart activity
US4428380A (en) 1980-09-11 1984-01-31 Hughes Aircraft Company Method and improved apparatus for analyzing activity
US4592366A (en) * 1984-04-16 1986-06-03 Matsushita Electric Works, Ltd. Automated blood pressure monitoring instrument
US4672977A (en) * 1986-06-10 1987-06-16 Cherne Industries, Inc. Lung sound cancellation method and apparatus
US5080104A (en) * 1986-08-05 1992-01-14 University Of Wales College Of Medicine Proximity detector with a medical instrument
US4905706A (en) * 1988-04-20 1990-03-06 Nippon Colin Co., Ltd. Method an apparatus for detection of heart disease
US4989611A (en) * 1988-08-19 1991-02-05 Seismed Instruments, Inc. Cardiac compression wave measuring system and method
EP0573684B1 (fr) * 1992-06-09 1997-12-17 Pacesetter AB Procédé et dispositif de détection d'un paramètre fonctionnel physiologique d'un être vivant
DK63193D0 (da) * 1993-06-02 1993-06-02 Bang & Olufsen Tech As Apparat til maaling af hjertesignaler
US5808903A (en) 1995-09-12 1998-09-15 Entek Scientific Corporation Portable, self-contained data collection systems and methods
US6801877B2 (en) * 1993-11-12 2004-10-05 Entek Ird International Corporation Portable, self-contained data collection systems and methods
NO300250B1 (no) 1995-02-09 1997-04-28 Meditron As Apparat for å lytte på kroppslyd
ATE241316T1 (de) * 1995-07-21 2003-06-15 Stethtech Corp Elektronisches stethoskop
US6002777A (en) * 1995-07-21 1999-12-14 Stethtech Corporation Electronic stethoscope
US6050950A (en) 1996-12-18 2000-04-18 Aurora Holdings, Llc Passive/non-invasive systemic and pulmonary blood pressure measurement
US7190994B2 (en) 2002-03-18 2007-03-13 Sonomedica, Inc. Method and system for generating a likelihood of cardiovascular disease, analyzing cardiovascular sound signals remotely from the location of cardiovascular sound signal acquisition, and determining time and phase information from cardiovascular sound signals
US7559894B2 (en) * 2003-09-18 2009-07-14 New Paradigm Concepts, LLC Multiparameter whole blood monitor and method
US20060287590A1 (en) * 2003-09-18 2006-12-21 Mceowen Edwin L Noninvasive vital sign measurement device
GB2426586A (en) * 2005-05-24 2006-11-29 Univ Wolverhampton Passive acoustic blood circulatory system analyser
GB201020381D0 (en) * 2010-12-02 2011-01-12 Crane John Uk Ltd Component failure detection system
US11045163B2 (en) 2017-09-19 2021-06-29 Ausculsciences, Inc. Method of detecting noise in auscultatory sound signals of a coronary-artery-disease detection system
US20190117165A1 (en) 2017-10-20 2019-04-25 Jikang ZENG Coronary artery disease detection signal processing system and method
US11284827B2 (en) 2017-10-21 2022-03-29 Ausculsciences, Inc. Medical decision support system

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL291827A (fr) * 1961-03-17

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2509660A1 (de) * 1975-03-06 1976-09-09 Hellige Gmbh Geraet zur ueberwachung der herzoder der pulsfrequenz

Also Published As

Publication number Publication date
US3762397A (en) 1973-10-02
JPS4849286A (fr) 1973-07-11
FR2136492A5 (fr) 1972-12-22
DE2215543B2 (de) 1975-02-06
GB1388129A (en) 1975-03-26

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