ATE341993T1 - Vorrichtung zur festlegung der linksventrikulären auswurfzeit in einem herz - Google Patents

Vorrichtung zur festlegung der linksventrikulären auswurfzeit in einem herz

Info

Publication number
ATE341993T1
ATE341993T1 AT02022790T AT02022790T ATE341993T1 AT E341993 T1 ATE341993 T1 AT E341993T1 AT 02022790 T AT02022790 T AT 02022790T AT 02022790 T AT02022790 T AT 02022790T AT E341993 T1 ATE341993 T1 AT E341993T1
Authority
AT
Austria
Prior art keywords
ventricular ejection
heart
ejection time
bioadmittance
measurement
Prior art date
Application number
AT02022790T
Other languages
English (en)
Inventor
Markus J Osypka
Donald P Bernstein
Original Assignee
Osypka Medical Gmbh
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 Osypka Medical Gmbh filed Critical Osypka Medical Gmbh
Application granted granted Critical
Publication of ATE341993T1 publication Critical patent/ATE341993T1/de

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 for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
    • A61B5/02007—Evaluating blood vessel condition, e.g. elasticity, compliance
    • 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
    • A61B5/026—Measuring blood flow
    • A61B5/029—Measuring blood output from the heart, e.g. minute volume
    • 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
    • A61B5/026—Measuring blood flow
    • A61B5/0295—Measuring blood flow using plethysmography, i.e. measuring the variations in the volume of a body part as modified by the circulation of blood therethrough, e.g. impedance plethysmography
    • 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
    • A61B5/7221—Determining signal validity, reliability or quality
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Cardiology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Physiology (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Medical Informatics (AREA)
  • Physics & Mathematics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Vascular Medicine (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Percussion Or Vibration Massage (AREA)
  • Massaging Devices (AREA)
AT02022790T 2001-10-11 2002-10-11 Vorrichtung zur festlegung der linksventrikulären auswurfzeit in einem herz ATE341993T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US32869401P 2001-10-11 2001-10-11

Publications (1)

Publication Number Publication Date
ATE341993T1 true ATE341993T1 (de) 2006-11-15

Family

ID=23282023

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02022790T ATE341993T1 (de) 2001-10-11 2002-10-11 Vorrichtung zur festlegung der linksventrikulären auswurfzeit in einem herz

Country Status (5)

Country Link
US (3) US7822470B2 (de)
EP (1) EP1304074B1 (de)
AT (1) ATE341993T1 (de)
CA (1) CA2407395C (de)
DE (1) DE60215283T2 (de)

Families Citing this family (113)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7758503B2 (en) * 1997-01-27 2010-07-20 Lynn Lawrence A Microprocessor system for the analysis of physiologic and financial datasets
US9042952B2 (en) 1997-01-27 2015-05-26 Lawrence A. Lynn System and method for automatic detection of a plurality of SPO2 time series pattern types
US20060161071A1 (en) 1997-01-27 2006-07-20 Lynn Lawrence A Time series objectification system and method
US8932227B2 (en) 2000-07-28 2015-01-13 Lawrence A. Lynn System and method for CO2 and oximetry integration
US20070191697A1 (en) 2006-02-10 2007-08-16 Lynn Lawrence A System and method for SPO2 instability detection and quantification
US20050131465A1 (en) 2000-02-04 2005-06-16 Freeman Gary A. Integrated resuscitation
AU2001234846A1 (en) 2000-02-04 2001-08-14 Zmd Corporation Integrated resuscitation
DE60141090D1 (de) 2000-10-30 2010-03-04 Gen Hospital Corp Optische systeme zur gewebeanalyse
US20060195041A1 (en) 2002-05-17 2006-08-31 Lynn Lawrence A Centralized hospital monitoring system for automatically detecting upper airway instability and for preventing and aborting adverse drug reactions
US9053222B2 (en) 2002-05-17 2015-06-09 Lawrence A. Lynn Patient safety processor
DE10125359B4 (de) * 2001-05-23 2005-07-28 Osypka Medical Gmbh Wechselstromquelle zur Erzeugung eines durch den Körper zu sendenden Wechselstroms und Verfahren zur Erzeugung eines stabilen Wechselstroms
ATE501095T1 (de) * 2001-05-30 2011-03-15 Prysmian Spa Verfahren und brenner zum herstellen einer glasvorform für optische fasern durch abscheidung aus der dampfphase
US7822470B2 (en) * 2001-10-11 2010-10-26 Osypka Medical Gmbh Method for determining the left-ventricular ejection time TLVE of a heart of a subject
US7761141B2 (en) * 2001-10-31 2010-07-20 Robert Hirsh Non-invasive method and device to monitor cardiac parameters without use of electrical-mechanical interval
US7054679B2 (en) * 2001-10-31 2006-05-30 Robert Hirsh Non-invasive method and device to monitor cardiac parameters
AUPS335502A0 (en) 2002-07-03 2002-07-25 Uscom Pty Ltd Pacemaker evaluation method and apparatus
EP1426411A1 (de) * 2002-12-06 2004-06-09 KRATON Polymers Research B.V. Zusammensetzungen von Styrenblockcopolymeren für die Herstellung transparenter gelfreier Folien
AU2003900261A0 (en) 2003-01-22 2003-02-06 Uscom Pty Ltd Method and system for the determination of blood characteristics
CA2519937C (en) 2003-03-31 2012-11-20 Guillermo J. Tearney Speckle reduction in optical coherence tomography by path length encoded angular compounding
KR101204370B1 (ko) 2003-06-06 2012-11-23 더 제너럴 하스피탈 코포레이션 파장 동조 소스용 방법 및 장치
DE10332820B4 (de) * 2003-07-18 2006-07-20 Osypka Medical Gmbh Vorrichtung zum potentialgetrennten Umwandeln einer ersten Spannung in eine zweite Spannung zum Messen von Impedanzen und Admittanzen an biologischen Geweben
US7488290B1 (en) * 2004-02-19 2009-02-10 Cardiac Pacemakers, Inc. System and method for assessing cardiac performance through transcardiac impedance monitoring
US8025624B2 (en) * 2004-02-19 2011-09-27 Cardiac Pacemakers, Inc. System and method for assessing cardiac performance through cardiac vibration monitoring
US7806830B2 (en) 2004-06-16 2010-10-05 Cordeus, Inc. Apparatus and method for determination of stroke volume using the brachial artery
US7261697B2 (en) * 2004-06-16 2007-08-28 Bernstein Donald P Apparatus for determination of stroke volume using the brachial artery
JP4995720B2 (ja) 2004-07-02 2012-08-08 ザ ジェネラル ホスピタル コーポレイション ダブルクラッドファイバを有する内視鏡撮像プローブ
US7335161B2 (en) * 2004-08-20 2008-02-26 Cardiac Pacemakers, Inc. Techniques for blood pressure measurement by implantable device
ATE538714T1 (de) 2004-08-24 2012-01-15 Gen Hospital Corp Verfahren, system und software-anordnung zur bestimmung des elastizitätsmoduls
JP5324095B2 (ja) 2004-08-24 2013-10-23 ザ ジェネラル ホスピタル コーポレイション 血管セグメントを画像化する方法および装置
EP1816949A1 (de) 2004-11-29 2007-08-15 The General Hospital Corporation Anordnungen, vorrichtungen, endoskope, katheter und verfahren für die optische bilddarstellung durch gleichzeitige beleuchtung und nachweis von mehreren punkten auf einer probe
US8351665B2 (en) 2005-04-28 2013-01-08 The General Hospital Corporation Systems, processes and software arrangements for evaluating information associated with an anatomical structure by an optical coherence ranging technique
EP1889037A2 (de) 2005-06-01 2008-02-20 The General Hospital Corporation Vorrichtung, verfahren und system zur abbildung phasenaufgelöster optischer frequenzdomänen
EP1913332B1 (de) 2005-08-09 2010-10-13 The General Hospital Corporation Gerät und verfahren zur durchführung von polarisationsbasierter quadraturdemodulation bei optischer kohärenztomographie
EP1754441B1 (de) 2005-08-17 2008-01-09 Osypka Medical GmbH Digitale Demodulationsvorrichtung und -verfahren zur Messung der elektrischen Bioimpedanz oder Bioadmittanz
DE102005042923A1 (de) * 2005-09-08 2007-03-22 Biotronik Crm Patent Ag Vorrichtung zur Bestimmung von Herzfunktionsparametern
US7650181B2 (en) 2005-09-14 2010-01-19 Zoll Medical Corporation Synchronization of repetitive therapeutic interventions
US20070121196A1 (en) 2005-09-29 2007-05-31 The General Hospital Corporation Method and apparatus for method for viewing and analyzing of one or more biological samples with progressively increasing resolutions
EP2289397A3 (de) 2006-01-19 2011-04-06 The General Hospital Corporation Verfahren und Systeme zur optischen Bildgebung von epithelialen Luminalorganen durch Strahlenabtastung dieser
WO2007084903A2 (en) 2006-01-19 2007-07-26 The General Hospital Corporation Apparatus for obtaining information for a structure using spectrally-encoded endoscopy techniques and method for producing one or more optical arrangements
EP1986545A2 (de) 2006-02-01 2008-11-05 The General Hospital Corporation Vorrichtung zur anwendung mehrerer elektromagnetischer strahlungen auf einer probe
WO2007149602A2 (en) 2006-02-01 2007-12-27 The General Hospital Corporation Methods and systems for providing electromagnetic radiation to at least one portion of a sample using conformal laser therapy procedures
US7668579B2 (en) 2006-02-10 2010-02-23 Lynn Lawrence A System and method for the detection of physiologic response to stimulation
WO2007101026A2 (en) 2006-02-24 2007-09-07 The General Hospital Corporation Methods and systems for performing angle-resolved fourier-domain optical coherence tomography
US7806833B2 (en) * 2006-04-27 2010-10-05 Hd Medical Group Limited Systems and methods for analysis and display of heart sounds
EP2015669A2 (de) 2006-05-10 2009-01-21 The General Hospital Corporation Verfahren, anordnungen und systeme für frequenzbereichsabbildung einer probe
US7569019B2 (en) 2006-06-16 2009-08-04 Frank Bour Analysis and use of cardiographic bioimpedance measurements
US20080154144A1 (en) * 2006-08-08 2008-06-26 Kamil Unver Systems and methods for cardiac contractility analysis
US8838213B2 (en) 2006-10-19 2014-09-16 The General Hospital Corporation Apparatus and method for obtaining and providing imaging information associated with at least one portion of a sample, and effecting such portion(s)
US9176319B2 (en) 2007-03-23 2015-11-03 The General Hospital Corporation Methods, arrangements and apparatus for utilizing a wavelength-swept laser using angular scanning and dispersion procedures
US10534129B2 (en) 2007-03-30 2020-01-14 The General Hospital Corporation System and method providing intracoronary laser speckle imaging for the detection of vulnerable plaque
JP5607610B2 (ja) 2008-05-07 2014-10-15 ザ ジェネラル ホスピタル コーポレイション 構造の特徴を決定する装置、装置の作動方法およびコンピュータアクセス可能な媒体
AU2009244200B2 (en) 2008-05-07 2012-10-18 Lawrence A. Lynn Medical failure pattern search engine
EP2309923B1 (de) 2008-07-14 2020-11-25 The General Hospital Corporation Vorrichtung und verfahren für eine farbendoskopie
US8406865B2 (en) * 2008-09-30 2013-03-26 Covidien Lp Bioimpedance system and sensor and technique for using the same
JP5731394B2 (ja) 2008-12-10 2015-06-10 ザ ジェネラル ホスピタル コーポレイション 光サブサンプリングを通じて、光コヒーレンストモグラヒィーのイメージング深度範囲を伸ばすためのシステム、装置及び方法
US9615748B2 (en) 2009-01-20 2017-04-11 The General Hospital Corporation Endoscopic biopsy apparatus, system and method
WO2010091190A2 (en) 2009-02-04 2010-08-12 The General Hospital Corporation Apparatus and method for utilization of a high-speed optical wavelength tuning source
CN102469943A (zh) 2009-07-14 2012-05-23 通用医疗公司 用于测量脉管内流动和压力的设备、系统和方法
EP2506760B1 (de) * 2009-12-03 2015-09-16 Deltex Medical Limited Verfahren und vorrichtung zur hämodynamischen überwachung mit kombinierter blutfluss- und blutdruckmessung
SMT202000624T1 (it) 2010-03-05 2021-01-05 Massachusetts Gen Hospital Apparecchio per fornire radiazione elettromagnetica a un campione
DE102010016172A1 (de) * 2010-03-26 2011-09-29 Medis Medizinische Messtechnik Gmbh Anordnung und Verfahren zur nichtinvasiven Erfassung hämodynamischer Parameter
US9069130B2 (en) 2010-05-03 2015-06-30 The General Hospital Corporation Apparatus, method and system for generating optical radiation from biological gain media
EP2575598A2 (de) 2010-05-25 2013-04-10 The General Hospital Corporation Vorrichtungen, systeme, verfahren und computerlesbares medium zur spektralanalyse von bildern aus einer optischen kohärenz-tomographie
US9557154B2 (en) 2010-05-25 2017-01-31 The General Hospital Corporation Systems, devices, methods, apparatus and computer-accessible media for providing optical imaging of structures and compositions
WO2011150379A2 (en) * 2010-05-28 2011-12-01 The General Hospital Corporation Apparatus, systems, methods and computer-accessible medium for analyzing information regarding cardiovascular disease(s) and function(s)
US10285568B2 (en) 2010-06-03 2019-05-14 The General Hospital Corporation Apparatus and method for devices for imaging structures in or at one or more luminal organs
WO2012058381A2 (en) 2010-10-27 2012-05-03 The General Hospital Corporation Apparatus, systems and methods for measuring blood pressure within at least one vessel
WO2012092303A1 (en) 2010-12-28 2012-07-05 Sotera Wireless, Inc. Body-worn system for continous, noninvasive measurement of cardiac output, stroke volume, cardiac power, and blood pressure
WO2013013049A1 (en) 2011-07-19 2013-01-24 The General Hospital Corporation Systems, methods, apparatus and computer-accessible-medium for providing polarization-mode dispersion compensation in optical coherence tomography
EP2769491A4 (de) 2011-10-18 2015-07-22 Gen Hospital Corp Vorrichtung und verfahren zur herstellung und/oder bereitstellung rezirkulierender optischer verzögerung(en)
US20130131476A1 (en) * 2011-11-15 2013-05-23 Oneeros, Inc. Oximetric plethysmography
US9375152B2 (en) * 2012-03-07 2016-06-28 Cardiac Pacemakers, Inc. Heart sound detection systems and methods using updated heart sound expectation window functions
WO2013148306A1 (en) 2012-03-30 2013-10-03 The General Hospital Corporation Imaging system, method and distal attachment for multidirectional field of view endoscopy
US11490797B2 (en) 2012-05-21 2022-11-08 The General Hospital Corporation Apparatus, device and method for capsule microscopy
JP5477424B2 (ja) * 2012-07-02 2014-04-23 沖電気工業株式会社 物体検知装置、物体検知方法及びプログラム
US9415550B2 (en) 2012-08-22 2016-08-16 The General Hospital Corporation System, method, and computer-accessible medium for fabrication miniature endoscope using soft lithography
US9241646B2 (en) 2012-09-11 2016-01-26 Covidien Lp System and method for determining stroke volume of a patient
WO2014117130A1 (en) 2013-01-28 2014-07-31 The General Hospital Corporation Apparatus and method for providing diffuse spectroscopy co-registered with optical frequency domain imaging
WO2014120791A1 (en) 2013-01-29 2014-08-07 The General Hospital Corporation Apparatus, systems and methods for providing information regarding the aortic valve
US11179028B2 (en) 2013-02-01 2021-11-23 The General Hospital Corporation Objective lens arrangement for confocal endomicroscopy
AT514017B1 (de) * 2013-02-22 2020-11-15 Dr Skrabal Falko Hämodynamisches EKG
US9949696B2 (en) * 2013-03-14 2018-04-24 Tensys Medical, Inc. Apparatus and methods for computing cardiac output of a living subject via applanation tonometry
WO2014144709A2 (en) 2013-03-15 2014-09-18 The General Hospital Corporation Methods and systems for characterizing an object
US20140323928A1 (en) 2013-04-30 2014-10-30 Zoll Medical Corporation Compression Depth Monitor with Variable Release Velocity Feedback
US9784681B2 (en) 2013-05-13 2017-10-10 The General Hospital Corporation System and method for efficient detection of the phase and amplitude of a periodic modulation associated with self-interfering fluorescence
US10117576B2 (en) 2013-07-19 2018-11-06 The General Hospital Corporation System, method and computer accessible medium for determining eye motion by imaging retina and providing feedback for acquisition of signals from the retina
WO2015009932A1 (en) 2013-07-19 2015-01-22 The General Hospital Corporation Imaging apparatus and method which utilizes multidirectional field of view endoscopy
WO2015013651A2 (en) 2013-07-26 2015-01-29 The General Hospital Corporation System, apparatus and method utilizing optical dispersion for fourier-domain optical coherence tomography
CN104434312B (zh) * 2013-09-13 2017-10-24 深圳迈瑞生物医疗电子股份有限公司 监护设备及其生理参数处理方法与系统
US20150088016A1 (en) 2013-09-25 2015-03-26 Zoll Medical Corporation Mobile Device Control
EP3188658B1 (de) * 2013-12-13 2026-02-11 Quantium Medical S.L. Verfahren und vorrichtung zur online- und echtzeiterfassung und -analyse von spannungsplethysmografie und elektrokardiogramm zur schätzung von schlagvolumen und herzleistung
WO2015105870A1 (en) 2014-01-08 2015-07-16 The General Hospital Corporation Method and apparatus for microscopic imaging
US10736494B2 (en) 2014-01-31 2020-08-11 The General Hospital Corporation System and method for facilitating manual and/or automatic volumetric imaging with real-time tension or force feedback using a tethered imaging device
WO2015153982A1 (en) 2014-04-04 2015-10-08 The General Hospital Corporation Apparatus and method for controlling propagation and/or transmission of electromagnetic radiation in flexible waveguide(s)
WO2016015052A1 (en) 2014-07-25 2016-01-28 The General Hospital Corporation Apparatus, devices and methods for in vivo imaging and diagnosis
US10194808B1 (en) * 2014-12-29 2019-02-05 Verily Life Sciences Llc Correlated hemodynamic measurements
US10251564B2 (en) 2015-03-31 2019-04-09 Siemens Healthcare Gmbh Thermal patient signal analysis
US10595785B2 (en) * 2015-10-01 2020-03-24 Silicon Laboratories Inc. Plethysmography heart rate monitor noise reduction using differential sensors
JP6873121B2 (ja) * 2015-10-28 2021-05-19 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． 大動脈弁状態の情報伝達
US10743775B2 (en) * 2016-03-03 2020-08-18 The Johns Hopkins University Device and method to measure ventricular arterial coupling and vascular performance
US10820808B2 (en) 2016-03-03 2020-11-03 The Johns Hopkins University Device and method to measure ventricular arterial coupling and vascular performance
US20180214033A1 (en) * 2017-02-02 2018-08-02 Edwards Lifesciences Corporation Hemodynamic monitor providing enhanced cardiac output measurements
US11589824B2 (en) * 2017-06-14 2023-02-28 Quantium Medical Sl System and method for estimating the brain blood volume and/or brain blood flow and/or depth of anesthesia of a patient
ES3069912T3 (en) * 2017-09-20 2026-06-11 Quantium Medical S L U System and method for estimating the stroke volume and/or the cardiac output of a patient
CN111493855B (zh) * 2020-04-21 2023-01-06 重庆理工大学 个体化心输出量的无创测量系统与方法
CN114098668B (zh) * 2020-08-31 2022-11-11 荣耀终端有限公司 一种活体检测方法和电子设备
US20220104790A1 (en) * 2020-10-02 2022-04-07 Caption Health, Inc. Continuous and dynamic ejection fraction determination
WO2022141083A1 (zh) * 2020-12-29 2022-07-07 深圳迈瑞生物医疗电子股份有限公司 周期性参数的分析方法和超声成像系统
WO2022150643A1 (en) * 2021-01-08 2022-07-14 University Of Pittsburgh - Of The Commonwealth System Of Higher Education Methods and systems for multi-parameter hemodynamic monitoring
CN114271805B (zh) * 2021-12-31 2023-07-25 四川大学 一种心输出量测量方法
US12376818B2 (en) 2022-06-23 2025-08-05 Coopersurgical, Inc. Doppler probes, blood flow monitoring systems, and methods of monitoring blood flow
CN115579090B (zh) * 2022-11-09 2023-04-14 陕西科技大学 一种基于低维导纳特征的壳体结构材料分类方法
WO2025129147A1 (en) * 2023-12-14 2025-06-19 David Lerner Patient monitoring system using ultrasound and bioimpedance

Family Cites Families (77)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US30750A (en) * 1860-11-27 Hay and stkaw cttttek
US1908688A (en) * 1929-06-06 1933-05-16 Gen Electric X Ray Corp Electrotherapeutic apparatus
GB618405A (en) 1939-05-10 1949-02-22 Laszlo Rosa M D Improvements in or relating to electrical devices for testing the functions of living bodies
US2327874A (en) * 1942-04-16 1943-08-24 Modern Inv S Corp Portable electromedical apparatus
US3284724A (en) * 1963-10-14 1966-11-08 Robertshaw Controls Co Oscillator with feedback bias amplitude stabilization
US3340867A (en) * 1964-08-19 1967-09-12 Univ Minnesota Impedance plethysmograph
US3402572A (en) * 1966-12-22 1968-09-24 Koppers Co Inc Electrically insulated mechanical connector
US3601126A (en) * 1969-01-08 1971-08-24 Electro Medical Systems Inc High frequency electrosurgical apparatus
USRE30750E (en) 1972-05-15 1981-09-29 Cardiac Resuscitator Corporation Cardiac resuscitator and monitoring apparatus
US3971365A (en) * 1973-02-12 1976-07-27 Beckman Instruments, Inc. Bioelectrical impedance measuring system
US4057736A (en) * 1974-09-13 1977-11-08 Jeppson Morris R Electrical power generation and distribution system
US4001554A (en) * 1975-10-29 1977-01-04 The United States Of America As Represented By The Secretary Of The Army Mode control computer interface
US4207772A (en) * 1977-07-11 1980-06-17 Mediscan, Inc. Electronic drive system and technique for ultrasonic transducer
US4168459A (en) * 1977-10-25 1979-09-18 Precise Power Corporation Non-interruptible power supply systems
US4289142A (en) * 1978-11-24 1981-09-15 Kearns Kenneth L Physiological occurrence, such as apnea, monitor and X-ray triggering device
US4387722A (en) * 1978-11-24 1983-06-14 Kearns Kenneth L Respiration monitor and x-ray triggering apparatus
US4354501A (en) * 1979-08-28 1982-10-19 Univ Washington Esophageal catheter including ultrasonic transducer for use in detection of air emboli
US4562843A (en) * 1980-09-29 1986-01-07 Ljubomir Djordjevich System for determining characteristics of blood flow
US4416277A (en) * 1981-11-03 1983-11-22 Valleylab, Inc. Return electrode monitoring system for use during electrosurgical activation
FR2524996B1 (fr) * 1982-04-07 1985-08-16 Breton Jacques Source de courants regules/generateur de tensions asservies
US4450527A (en) * 1982-06-29 1984-05-22 Bomed Medical Mfg. Ltd. Noninvasive continuous cardiac output monitor
US4509526A (en) * 1983-02-08 1985-04-09 Lawrence Medical Systems, Inc. Method and system for non-invasive ultrasound Doppler cardiac output measurement
GB8431500D0 (en) * 1984-12-13 1985-01-23 Antec Systems Measurement of thoracic impedances
US4858614A (en) * 1986-04-29 1989-08-22 Stevens Jerry D Methods of and apparatus for positioning and aiming an ultrasonic probe
JPS62266039A (ja) * 1986-05-14 1987-11-18 株式会社東芝 超音波診断装置
US4836214A (en) * 1986-12-01 1989-06-06 Bomed Medical Manufacturing, Ltd. Esophageal electrode array for electrical bioimpedance measurement
US4807638A (en) * 1987-10-21 1989-02-28 Bomed Medical Manufacturing, Ltd. Noninvasive continuous mean arterial blood prssure monitor
US5052395A (en) * 1987-11-16 1991-10-01 Waters Instruments, Inc. Non-invasive ultrasonic pulse doppler cardiac output monitor
US5178151A (en) * 1988-04-20 1993-01-12 Sackner Marvin A System for non-invasive detection of changes of cardiac volumes and aortic pulses
US5103828A (en) * 1988-07-14 1992-04-14 Bomed Medical Manufacturing, Ltd. System for therapeutic management of hemodynamic state of patient
GB9013177D0 (en) * 1990-06-13 1990-08-01 Brown Brian H Real-time imaging, etc.
US5178154A (en) * 1990-09-18 1993-01-12 Sorba Medical Systems, Inc. Impedance cardiograph and method of operation utilizing peak aligned ensemble averaging
US5642734A (en) * 1990-10-04 1997-07-01 Microcor, Inc. Method and apparatus for noninvasively determining hematocrit
EP0480078A1 (de) 1990-10-08 1992-04-15 Siemens Aktiengesellschaft Messvorrichtung mit nichtelektrischer Signal- und Energieübertragung
US5241964A (en) * 1990-10-31 1993-09-07 Medwave, Incorporated Noninvasive, non-occlusive method and apparatus which provides a continuous indication of arterial pressure and a beat-by-beat characterization of the arterial system
US5211177A (en) * 1990-12-28 1993-05-18 Regents Of The University Of Minnesota Vascular impedance measurement instrument
US5188106A (en) * 1991-03-08 1993-02-23 Telectronics Pacing Systems, Inc. Method and apparatus for chronically monitoring the hemodynamic state of a patient using doppler ultrasound
US5280429A (en) * 1991-04-30 1994-01-18 Xitron Technologies Method and apparatus for displaying multi-frequency bio-impedance
US5309917A (en) * 1991-09-12 1994-05-10 Drexel University System and method of impedance cardiography and heartbeat determination
US5423326A (en) * 1991-09-12 1995-06-13 Drexel University Apparatus and method for measuring cardiac output
IL102300A (en) * 1992-06-24 1996-07-23 N I Medical Ltd Non-invasive system for determining of the main cardiorespiratory parameters of the human body
US5505209A (en) * 1994-07-07 1996-04-09 Reining International, Ltd. Impedance cardiograph apparatus and method
US5503157A (en) * 1995-03-17 1996-04-02 Sramek; Bohumir System for detection of electrical bioimpedance signals
DE19533663A1 (de) * 1995-09-12 1997-03-13 Heinemann & Gregori Gmbh Verfahren und Vorrichtung zur Herzzeitvolumenbestimmung
DE19609382A1 (de) 1996-03-04 1997-09-11 Biotronik Mess & Therapieg Aktivitätsgesteuerter Herzschrittmacher
US20030206021A1 (en) * 1997-07-25 2003-11-06 Laletin William H. Method and apparatus for measuring and analyzing electrical or electrochemical systems
US5685316A (en) * 1996-04-08 1997-11-11 Rheo-Graphic Pte Ltd. Non-invasive monitoring of hemodynamic parameters using impedance cardiography
US6058325A (en) * 1996-04-16 2000-05-02 Cardiotronics Method and apparatus for high current electrode, transthoracic and transmyocardial impedance estimation
US6016445A (en) * 1996-04-16 2000-01-18 Cardiotronics Method and apparatus for electrode and transthoracic impedance estimation
US5791349A (en) * 1996-04-17 1998-08-11 Urohealth, Inc. Apparatus and method of bioelectrical impedance analysis of blood flow
US5782774A (en) * 1996-04-17 1998-07-21 Imagyn Medical Technologies California, Inc. Apparatus and method of bioelectrical impedance analysis of blood flow
US6198972B1 (en) 1997-04-30 2001-03-06 Medtronic, Inc. Control of externally induced current in implantable medical devices
US6120442A (en) * 1997-06-12 2000-09-19 The Research Foundation Of State University Of New York Method and apparatus for noninvasive determination of cardiac performance parameters
US6490474B1 (en) * 1997-08-01 2002-12-03 Cardiac Pathways Corporation System and method for electrode localization using ultrasound
AU2318599A (en) * 1998-01-13 1999-08-02 Urometrics, Inc. Devices and methods for monitoring female arousal
EP1094749B1 (de) * 1998-07-06 2005-01-12 Pastor, Aleksander Gerät zur feststellung von hautimpedanzveränderungen
US6541520B1 (en) * 1998-08-05 2003-04-01 Brookhaven Science Associates Treatment of addiction and addiction-related behavior
AU5918399A (en) * 1998-09-11 2000-04-03 Res Technologies Llc Measurement of electric and/or magnetic properties in organisms using induced currents
US6186955B1 (en) * 1998-11-16 2001-02-13 Gail D. Baura Noninvasive continuous cardiac output monitor
US6098987A (en) * 1998-12-09 2000-08-08 Macrotech Polyseal, Inc. Machinery seal
US6316518B1 (en) * 1999-02-05 2001-11-13 Advanced Polymer Technology, Inc. Methods of treating polymeric materials, methods of forming nylon, and apparatuses
US6494832B1 (en) * 1999-03-09 2002-12-17 Conductance Technologies, Inc. Multifrequency conductance catheter-based system and method to determine LV function in a patient
DE19914437A1 (de) 1999-03-30 2000-10-05 Hans Karl Seifert Mathematische Formel zur Berechnung des Herzschlagvolumens aus der DELTA Z - Kurve des Impedanzkardiogramms
JP2000333911A (ja) * 1999-05-25 2000-12-05 Nippon Colin Co Ltd 心機能監視装置
JP2001008452A (ja) * 1999-06-21 2001-01-12 Sony Corp 電源装置
US6442422B1 (en) * 1999-08-11 2002-08-27 Ge Medical Systems Information Technologies, Inc. Compliance monitoring apparatus and method
US6275012B1 (en) * 1999-12-16 2001-08-14 C.E. Niehoff & Co. Alternator with regulation of multiple voltage outputs
US6404089B1 (en) * 2000-07-21 2002-06-11 Mark R. Tomion Electrodynamic field generator
US6641520B2 (en) * 2001-01-29 2003-11-04 Electro Magnetic Resources Corp. Magnetic field generator for therapeutic applications
US6511438B2 (en) * 2001-04-03 2003-01-28 Osypka Medical Gmbh Apparatus and method for determining an approximation of the stroke volume and the cardiac output of the heart
DE10125359B4 (de) * 2001-05-23 2005-07-28 Osypka Medical Gmbh Wechselstromquelle zur Erzeugung eines durch den Körper zu sendenden Wechselstroms und Verfahren zur Erzeugung eines stabilen Wechselstroms
US20030052564A1 (en) * 2001-07-09 2003-03-20 Doris Wilsdorf Bipolar machines-a new class of homopolar motor/generator
US7822470B2 (en) * 2001-10-11 2010-10-26 Osypka Medical Gmbh Method for determining the left-ventricular ejection time TLVE of a heart of a subject
US7186219B2 (en) * 2001-10-11 2007-03-06 Osypka Medical Gmbh Calibration of a doppler velocimeter for stroke volume determination
US20040143297A1 (en) * 2003-01-21 2004-07-22 Maynard Ramsey Advanced automatic external defibrillator powered by alternative and optionally multiple electrical power sources and a new business method for single use AED distribution and refurbishment
DE10332820B4 (de) * 2003-07-18 2006-07-20 Osypka Medical Gmbh Vorrichtung zum potentialgetrennten Umwandeln einer ersten Spannung in eine zweite Spannung zum Messen von Impedanzen und Admittanzen an biologischen Geweben
EP1754441B1 (de) 2005-08-17 2008-01-09 Osypka Medical GmbH Digitale Demodulationsvorrichtung und -verfahren zur Messung der elektrischen Bioimpedanz oder Bioadmittanz

Also Published As

Publication number Publication date
US20110190601A1 (en) 2011-08-04
EP1304074A2 (de) 2003-04-23
US8562538B2 (en) 2013-10-22
DE60215283T2 (de) 2007-05-16
EP1304074A3 (de) 2003-06-18
CA2407395C (en) 2014-09-09
US7822470B2 (en) 2010-10-26
EP1304074B1 (de) 2006-10-11
DE60215283D1 (de) 2006-11-23
US20060167363A1 (en) 2006-07-27
US20030163058A1 (en) 2003-08-28
CA2407395A1 (en) 2003-04-11
US7904141B2 (en) 2011-03-08

Similar Documents

Publication Publication Date Title
DE60215283D1 (de) Vorrichtung zur Festlegung der linksventrikulären Auswurfzeit in einem Herz
CN109222949B (zh) 心率检测方法和心率检测装置
CN106413534B (zh) 连续血压测量装置、测量模型建立方法和系统
US10349838B2 (en) Methods and apparatus for determining arterial pulse wave velocity
US20170360314A1 (en) Method, apparatus and computer program for determining a blood pressure value
CN109496137A (zh) 光学生命体征传感器
JP2010227602A (ja) 信号品質に基づく予め設定されたフィルタパラメータの選択
CN111000544B (zh) 基于ppg波形的混合式连续血压测量模型构建方法及系统
BRPI0506434A (pt) aparelho e método para medir parámetros hemodinámicos
US20110270059A1 (en) Signal processing for pulse oximetry
CN115281637B (zh) 血压值处理方法、装置及电子设备
JPH07327964A (ja) 酸素飽和度測定装置および血中吸光物質濃度測定装置
RU2004112563A (ru) Способ пульсометрической оценки функционального состояния и характера вегетативной регуляции сердечно-сосудистой системы человека
Lokharan et al. Measurement of pulse transit time (PTT) using photoplethysmography
CN115399742A (zh) 血压测量设备的校准方法及血压测量设备
RU2441581C2 (ru) Способ измерения артериального давления
CN109512403B (zh) 一种指端光电容积脉搏波检测方法、设备及系统
JP6006668B2 (ja) 濃度測定装置および濃度測定方法
CN105726001B (zh) 一种血压测量方法及装置
JP6412074B2 (ja) 濃度測定装置および濃度測定方法
CN104856693B (zh) 脉搏血容参数的监测方法及装置
JP5691815B2 (ja) 信号処理装置、信号処理方法および生体情報測定装置
JP5328614B2 (ja) 脈波解析装置および脈波解析プログラム
CN110946561A (zh) 一种测量心率的方法及可穿戴心率测量设备
RU2373843C1 (ru) Способ определения объемной упругости артериальной системы

Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification

Ref document number: 1304074

Country of ref document: EP