DE60215283D1 - Vorrichtung zur Festlegung der linksventrikulären Auswurfzeit in einem Herz - Google Patents

Vorrichtung zur Festlegung der linksventrikulären Auswurfzeit in einem Herz

Info

Publication number
DE60215283D1
DE60215283D1 DE60215283T DE60215283T DE60215283D1 DE 60215283 D1 DE60215283 D1 DE 60215283D1 DE 60215283 T DE60215283 T DE 60215283T DE 60215283 T DE60215283 T DE 60215283T DE 60215283 D1 DE60215283 D1 DE 60215283D1
Authority
DE
Germany
Prior art keywords
ventricular ejection
heart
ejection time
bioadmittance
measurement
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 - Lifetime
Application number
DE60215283T
Other languages
English (en)
Other versions
DE60215283T2 (de
Inventor
Markus J Osypka
Donald P Bernstein
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.)
Osypka Medical GmbH
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 DE60215283D1 publication Critical patent/DE60215283D1/de
Publication of DE60215283T2 publication Critical patent/DE60215283T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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 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
    • A61B5/026—Measuring blood flow
    • A61B5/029—Measuring or recording 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 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
    • 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
    • A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves 
    • A61B5/053—Measuring electrical impedance or conductance of a portion of the body
    • A61B5/0535—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
DE60215283T 2001-10-11 2002-10-11 Vorrichtung zur Festlegung der linksventrikulären Auswurfzeit in einem Herz Expired - Lifetime DE60215283T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US32869401P 2001-10-11 2001-10-11
US328694 2001-10-11

Publications (2)

Publication Number Publication Date
DE60215283D1 true DE60215283D1 (de) 2006-11-23
DE60215283T2 DE60215283T2 (de) 2007-05-16

Family

ID=23282023

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60215283T Expired - Lifetime DE60215283T2 (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 (110)

* 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
US9468378B2 (en) 1997-01-27 2016-10-18 Lawrence A. Lynn Airway instability detection system and method
US8932227B2 (en) 2000-07-28 2015-01-13 Lawrence A. Lynn System and method for CO2 and oximetry integration
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
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
EP2308557A3 (de) 2000-02-04 2011-08-24 Zoll Medical Corporation Integrierte Wiederbelebung
JP4241038B2 (ja) 2000-10-30 2009-03-18 ザ ジェネラル ホスピタル コーポレーション 組織分析のための光学的な方法及びシステム
US9053222B2 (en) 2002-05-17 2015-06-09 Lawrence A. Lynn Patient safety processor
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
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
JP4165879B2 (ja) * 2001-05-30 2008-10-15 ピレリ・アンド・チ・ソチエタ・ペル・アツィオーニ 気相成長法によりガラス光ファイバ予成型品を製造する方法及び装置
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
US7054679B2 (en) * 2001-10-31 2006-05-30 Robert Hirsh Non-invasive method and device to monitor cardiac parameters
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
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
WO2004088361A2 (en) 2003-03-31 2004-10-14 The General Hospital Corporation Speckle reduction in optical coherence tomography by path length encoded angular compounding
KR101386971B1 (ko) 2003-06-06 2014-04-18 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
US8025624B2 (en) 2004-02-19 2011-09-27 Cardiac Pacemakers, Inc. System and method for assessing cardiac performance through cardiac vibration monitoring
US7488290B1 (en) * 2004-02-19 2009-02-10 Cardiac Pacemakers, Inc. System and method for assessing cardiac performance through transcardiac impedance 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
WO2006014392A1 (en) 2004-07-02 2006-02-09 The General Hospital Corporation Endoscopic imaging probe comprising dual clad fibre
US7335161B2 (en) * 2004-08-20 2008-02-26 Cardiac Pacemakers, Inc. Techniques for blood pressure measurement by implantable device
WO2006024014A2 (en) 2004-08-24 2006-03-02 The General Hospital Corporation Process, system and software arrangement for measuring a mechanical strain and elastic properties of a sample
US8208995B2 (en) 2004-08-24 2012-06-26 The General Hospital Corporation Method and apparatus for imaging of vessel segments
JP2008521516A (ja) 2004-11-29 2008-06-26 ザ ジェネラル ホスピタル コーポレイション サンプル上の複数の地点を同時に照射し検出することによって光学画像生成を実行する構成、装置、内視鏡、カテーテル、及び方法
EP2325803A1 (de) 2005-04-28 2011-05-25 The General Hospital Corporation Beurteilung von optischen Kohärenztomographieinformationen für eine anatomische Struktur
US9060689B2 (en) 2005-06-01 2015-06-23 The General Hospital Corporation Apparatus, method and system for performing phase-resolved optical frequency domain imaging
ES2354287T3 (es) 2005-08-09 2011-03-11 The General Hospital Corporation Aparato y método para realizar una desmodulación en cuadratura por polarización en tomografía de coherencia óptica.
ATE383106T1 (de) 2005-08-17 2008-01-15 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
CN101365375B (zh) 2005-09-29 2013-09-11 通用医疗公司 用于经由谱编码进行光学成像的方法和设备
US8145018B2 (en) 2006-01-19 2012-03-27 The General Hospital Corporation Apparatus for obtaining information for a structure using spectrally-encoded endoscopy techniques and methods for producing one or more optical arrangements
PL1973466T3 (pl) 2006-01-19 2021-07-05 The General Hospital Corporation Balonowy cewnik do obrazowania
WO2007149603A2 (en) 2006-02-01 2007-12-27 The General Hospital Corporation Apparatus for applying a plurality of electro-magnetic radiations to a sample
JP5524487B2 (ja) 2006-02-01 2014-06-18 ザ ジェネラル ホスピタル コーポレイション コンフォーマルレーザ治療手順を用いてサンプルの少なくとも一部分に電磁放射を放射する方法及びシステム。
US7668579B2 (en) 2006-02-10 2010-02-23 Lynn Lawrence A System and method for the detection of physiologic response to stimulation
EP1987318B1 (de) 2006-02-24 2015-08-12 The General Hospital Corporation Verfahren und systeme zur durchführung von winkelaufgelöster optischer kohärenztomografie im fourier-bereich
US7806833B2 (en) * 2006-04-27 2010-10-05 Hd Medical Group Limited Systems and methods for analysis and display of heart sounds
EP2517616A3 (de) 2006-05-10 2013-03-06 The General Hospital Corporation Prozesse, Anordnungen und Systeme zur Bereitstellung der 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
WO2008049118A2 (en) 2006-10-19 2008-04-24 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)
EP2602651A3 (de) 2007-03-23 2014-08-27 The General Hospital Corporation Verfahren, Anordnungen und Vorrichtung zur Verwendung eines wellenlängengewobbelten Lasers anhand von Winkelabtastungs- und Dispersionsverfahren
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
WO2009137682A1 (en) 2008-05-07 2009-11-12 Lynn Lawrence A Medical failure pattern search engine
EP2274572A4 (de) 2008-05-07 2013-08-28 Gen Hospital Corp System, verfahren und computermedium zur verfolgung einer gefässbewegung in einer dreidimensionalen koronararterienmikroskopie
WO2010009136A2 (en) 2008-07-14 2010-01-21 The General Hospital Corporation Apparatus and methods for color endoscopy
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
CN102308444B (zh) 2009-02-04 2014-06-18 通用医疗公司 利用高速光学波长调谐源的设备和方法
BR112012001042A2 (pt) 2009-07-14 2016-11-22 Gen Hospital Corp equipamento e método de medição do fluxo de fluído dentro de estrutura anatômica.
AU2010327023A1 (en) * 2009-12-03 2012-06-21 Deltex Medical Limited Method and apparatus for hemodynamic monitoring using combined blood flow and blood pressure measurement
ES2831223T3 (es) 2010-03-05 2021-06-07 Massachusetts Gen Hospital Aparato para proporcionar radiación electromagnética a una muestra
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
US9795301B2 (en) 2010-05-25 2017-10-24 The General Hospital Corporation Apparatus, systems, methods and computer-accessible medium for spectral analysis of optical coherence tomography images
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
JP6116477B2 (ja) * 2010-05-28 2017-04-19 ザ ジェネラル ホスピタル コーポレイション 心血管疾患及び心機能に関する情報を分析する装置
EP2575591A4 (de) 2010-06-03 2017-09-13 The General Hospital Corporation Vorrichtung und verfahren für geräte zur abbildung von strukturen in oder an einem oder mehreren lumenorganen
US9510758B2 (en) 2010-10-27 2016-12-06 The General Hospital Corporation Apparatus, systems and methods for measuring blood pressure within at least one vessel
SG10201510693UA (en) * 2010-12-28 2016-01-28 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)
US20130131477A1 (en) * 2011-11-15 2013-05-23 Oneeros, Inc. Pulse oximetry system
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
WO2013177154A1 (en) 2012-05-21 2013-11-28 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
JP6227652B2 (ja) 2012-08-22 2017-11-08 ザ ジェネラル ホスピタル コーポレイション ソフトリソグラフィを用いてミニチュア内視鏡を製作するためのシステム、方法、およびコンピュータ・アクセス可能媒体
US9241646B2 (en) 2012-09-11 2016-01-26 Covidien Lp System and method for determining stroke volume of a patient
JP6560126B2 (ja) 2013-01-28 2019-08-14 ザ ジェネラル ホスピタル コーポレイション 光周波数ドメインイメージングに重ね合わせされる拡散分光法を提供するための装置および方法
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
JP6378311B2 (ja) 2013-03-15 2018-08-22 ザ ジェネラル ホスピタル コーポレイション 物体を特徴付ける方法とシステム
US20140323928A1 (en) 2013-04-30 2014-10-30 Zoll Medical Corporation Compression Depth Monitor with Variable Release Velocity Feedback
WO2014186353A1 (en) 2013-05-13 2014-11-20 The General Hospital Corporation Detecting self-interefering fluorescence phase and amplitude
EP3021735A4 (de) 2013-07-19 2017-04-19 The General Hospital Corporation Bestimmung der augenbewegung mittels netzhautabbildung mit rückkopplung
WO2015009932A1 (en) 2013-07-19 2015-01-22 The General Hospital Corporation Imaging apparatus and method which utilizes multidirectional field of view endoscopy
EP3025173B1 (de) 2013-07-26 2021-07-07 The General Hospital Corporation Vorrichtung mit optische dispersion nutzender laseranordnung zur anwendung in der fourier-raum optischen kohärenztomographie
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
CN106132297B (zh) * 2013-12-13 2019-11-26 昆腾医疗公司 用于在对象中测定全身性炎症的指标的装置
US9733460B2 (en) 2014-01-08 2017-08-15 The General Hospital Corporation Method and apparatus for microscopic imaging
WO2015116986A2 (en) 2014-01-31 2015-08-06 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
WO2017072262A1 (en) * 2015-10-28 2017-05-04 Koninklijke Philips N.V. Signaling of an aortic valve state
US10820808B2 (en) 2016-03-03 2020-11-03 The Johns Hopkins University Device and method to measure ventricular arterial coupling and vascular performance
US10743775B2 (en) * 2016-03-03 2020-08-18 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
US20200260965A1 (en) * 2017-09-20 2020-08-20 Quantium Medical Sl 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
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
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

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
US4387722A (en) * 1978-11-24 1983-06-14 Kearns Kenneth L Respiration monitor and x-ray triggering apparatus
US4289142A (en) * 1978-11-24 1981-09-15 Kearns Kenneth L Physiological occurrence, such as apnea, monitor and X-ray triggering device
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
US5423326A (en) 1991-09-12 1995-06-13 Drexel University Apparatus and method for measuring cardiac output
US5309917A (en) 1991-09-12 1994-05-10 Drexel University System and method of impedance cardiography and heartbeat determination
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
US5782774A (en) 1996-04-17 1998-07-21 Imagyn Medical Technologies California, Inc. Apparatus and method of bioelectrical impedance analysis of blood flow
US5791349A (en) 1996-04-17 1998-08-11 Urohealth, 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
CA2294998C (en) * 1997-06-12 2010-04-20 Lundgren, Clas Noninvasive monitoring of cardiac performance
US6490474B1 (en) 1997-08-01 2002-12-03 Cardiac Pathways Corporation System and method for electrode localization using ultrasound
TW380045B (en) 1998-01-13 2000-01-21 Urometrics Inc Devices and methods for monitoring female arousal
KR100584114B1 (ko) 1998-07-06 2006-05-30 파스토르 알렉산더 피부 임피던스 변량 측정 장치
US6541520B1 (en) * 1998-08-05 2003-04-01 Brookhaven Science Associates Treatment of addiction and addiction-related behavior
WO2000015110A1 (en) 1998-09-11 2000-03-23 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
CA2407579C (en) * 2001-10-11 2012-12-11 Markus J. Osypka 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
ATE383106T1 (de) * 2005-08-17 2008-01-15 Osypka Medical Gmbh Digitale demodulationsvorrichtung und -verfahren zur messung der elektrischen bioimpedanz oder bioadmittanz

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US20030163058A1 (en) 2003-08-28
CA2407395A1 (en) 2003-04-11
US8562538B2 (en) 2013-10-22
US7904141B2 (en) 2011-03-08
US20110190601A1 (en) 2011-08-04
CA2407395C (en) 2014-09-09
US7822470B2 (en) 2010-10-26
EP1304074A2 (de) 2003-04-23
DE60215283T2 (de) 2007-05-16
US20060167363A1 (en) 2006-07-27
ATE341993T1 (de) 2006-11-15
EP1304074B1 (de) 2006-10-11

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