[go: up one dir, main page]

ATE493064T1 - Implantierbares gewebeperfusions-messsystem - Google Patents

Implantierbares gewebeperfusions-messsystem

Info

Publication number
ATE493064T1
ATE493064T1 AT08731003T AT08731003T ATE493064T1 AT E493064 T1 ATE493064 T1 AT E493064T1 AT 08731003 T AT08731003 T AT 08731003T AT 08731003 T AT08731003 T AT 08731003T AT E493064 T1 ATE493064 T1 AT E493064T1
Authority
AT
Austria
Prior art keywords
light
normalization coefficient
measurement system
tissue perfusion
response
Prior art date
Application number
AT08731003T
Other languages
English (en)
Inventor
Can Cinbis
James K Carney
Original Assignee
Medtronic 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 Medtronic Inc filed Critical Medtronic Inc
Application granted granted Critical
Publication of ATE493064T1 publication Critical patent/ATE493064T1/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
    • A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
    • A61B5/1455—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue using optical sensors, e.g. spectral photometrical oximeters
    • A61B5/1459—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue using optical sensors, e.g. spectral photometrical oximeters invasive, e.g. introduced into the body by a catheter
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
    • A61B5/14542—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue for measuring blood gases
    • 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
    • A61B5/361—Detecting fibrillation
    • 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
    • A61B5/363—Detecting tachycardia or bradycardia
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/18—Applying electric currents by contact electrodes
    • A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
    • A61N1/38—Applying electric currents by contact electrodes alternating or intermittent currents for producing shock effects
    • A61N1/39—Heart defibrillators
    • A61N1/3925—Monitoring; Protecting
    • 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
    • A61B5/7203—Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal
    • A61B5/7207—Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal of noise induced by motion artifacts
    • A61B5/7214—Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal of noise induced by motion artifacts using signal cancellation, e.g. based on input of two identical physiological sensors spaced apart, or based on two signals derived from the same sensor, for different optical wavelengths

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Cardiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Molecular Biology (AREA)
  • Biophysics (AREA)
  • Surgery (AREA)
  • Pathology (AREA)
  • Medical Informatics (AREA)
  • Optics & Photonics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Physiology (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Steroid Compounds (AREA)
  • Liquid Crystal Substances (AREA)
AT08731003T 2007-02-28 2008-02-28 Implantierbares gewebeperfusions-messsystem ATE493064T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US89203307P 2007-02-28 2007-02-28
PCT/US2008/055343 WO2008106609A1 (en) 2007-02-28 2008-02-28 Implantable tissue perfusion sensing system and method

Publications (1)

Publication Number Publication Date
ATE493064T1 true ATE493064T1 (de) 2011-01-15

Family

ID=39406126

Family Applications (3)

Application Number Title Priority Date Filing Date
AT08731003T ATE493064T1 (de) 2007-02-28 2008-02-28 Implantierbares gewebeperfusions-messsystem
AT08731007T ATE530111T1 (de) 2007-02-28 2008-02-28 Implantierbares gewebeperfusions-messsystem und verfahren
AT08730997T ATE493063T1 (de) 2007-02-28 2008-02-28 Implantierbares gewebeperfusions-messsystem und verfahren

Family Applications After (2)

Application Number Title Priority Date Filing Date
AT08731007T ATE530111T1 (de) 2007-02-28 2008-02-28 Implantierbares gewebeperfusions-messsystem und verfahren
AT08730997T ATE493063T1 (de) 2007-02-28 2008-02-28 Implantierbares gewebeperfusions-messsystem und verfahren

Country Status (5)

Country Link
US (6) US8170650B2 (de)
EP (5) EP2131726B1 (de)
AT (3) ATE493064T1 (de)
DE (2) DE602008004224D1 (de)
WO (5) WO2008106597A1 (de)

Families Citing this family (62)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8401637B2 (en) * 2004-11-24 2013-03-19 Galvani, Ltd. Medium voltage therapy applications in treating cardiac arrest
DE102007009590A1 (de) * 2007-02-26 2008-08-28 Evonik Degussa Gmbh Glänzender und kratzfester Nagellack durch Zusatz von Sol-Gel-Systemen
ATE493064T1 (de) 2007-02-28 2011-01-15 Medtronic Inc Implantierbares gewebeperfusions-messsystem
US20080269581A1 (en) * 2007-04-24 2008-10-30 Kim Wood Method and apparatus for measuring blood volume
US8260415B2 (en) * 2007-12-21 2012-09-04 Medtronic, Inc. Optical sensor and method for detecting a patient condition
US8165676B2 (en) * 2007-12-21 2012-04-24 Medtronic, Inc. Optical sensor and method for detecting a patient condition
US9326711B2 (en) * 2008-06-30 2016-05-03 Medtronic, Inc. Optical perfusion sensor detector
US8086302B2 (en) * 2008-06-30 2011-12-27 Medtronic, Inc. Cardiac signal sensor control based on perfusion sensing
US10058274B2 (en) * 2008-06-30 2018-08-28 Medtronic, Inc. Tissue perfusion sensor control
EP2326239B1 (de) 2008-07-03 2017-06-21 Masimo Laboratories, Inc. Vorsprung zur verbesserung der spektroskopischen messung von blutbestandteilen
JP5245618B2 (ja) * 2008-07-30 2013-07-24 富士通株式会社 生体情報測定装置および生体情報測定方法
US8273032B2 (en) * 2008-07-30 2012-09-25 Medtronic, Inc. Physiological parameter monitoring with minimization of motion artifacts
US8203704B2 (en) 2008-08-04 2012-06-19 Cercacor Laboratories, Inc. Multi-stream sensor for noninvasive measurement of blood constituents
US9968788B2 (en) 2008-10-29 2018-05-15 Medtronic, Inc. Timing coordination of implantable medical sensor modules
US8275435B2 (en) * 2009-01-22 2012-09-25 Medtronic, Inc. Co-location of emitters and detectors and method of operation
US9126049B2 (en) * 2009-06-10 2015-09-08 Medtronic, Inc. Shock reduction using absolute calibrated tissue oxygen saturation and total hemoglobin volume fraction
WO2010144667A1 (en) 2009-06-10 2010-12-16 Medtronic, Inc. Tissue oxygenation monitoring in heart failure
US8352008B2 (en) * 2009-06-10 2013-01-08 Medtronic, Inc. Active noise cancellation in an optical sensor signal
WO2010144670A1 (en) 2009-06-10 2010-12-16 Medtronic, Inc. Device and method for monitoring of absolute oxygen saturation and tissue hemoglobin concentration
WO2010144662A1 (en) 2009-06-10 2010-12-16 Medtronic, Inc. Absolute calibrated tissue oxygen saturation and total hemoglobin volume fraction
US8483822B1 (en) 2009-07-02 2013-07-09 Galvani, Ltd. Adaptive medium voltage therapy for cardiac arrhythmias
US20110066017A1 (en) 2009-09-11 2011-03-17 Medtronic, Inc. Method and apparatus for post-shock evaluation using tissue oxygenation measurements
US20110106201A1 (en) * 2009-10-30 2011-05-05 Sourav Bhunia Implantable heart failure monitor
DE102010028406A1 (de) * 2010-02-12 2011-08-18 Osram Gesellschaft mit beschränkter Haftung, 81543 LED-Leuchtvorrichtung und Verfahren zum Betreiben einer LED-Leuchtvorrichtung
KR20130129168A (ko) * 2010-06-22 2013-11-27 센스펙 게엠베하 측정 매체의 성분 또는 특성, 특히 물리적 혈액 값의 확인 및 모니터링 장치 및 방법
EP2399509A1 (de) * 2010-06-22 2011-12-28 Senspec GmbH Vorrichtung und Verfahren zum Erkennen und Überwachen von physiologischen Blutwerten
US8489168B2 (en) * 2010-11-18 2013-07-16 Medtronic, Inc. Coefficent determination for blood oxygen saturation and total hemoglobin concentration indices
US8888701B2 (en) 2011-01-27 2014-11-18 Valencell, Inc. Apparatus and methods for monitoring physiological data during environmental interference
US9031641B2 (en) * 2011-07-28 2015-05-12 Medtronic, Inc. Quantifying laser-doppler perfusion signal for arrhythmia detection and disease monitoring
US8781547B2 (en) 2011-10-28 2014-07-15 Medtronic, Inc. Method and apparatus for calibrating an absolute oxygen saturation sensor
US20170135633A1 (en) * 2013-05-23 2017-05-18 Medibotics Llc Integrated System for Managing Cardiac Rhythm Including Wearable and Implanted Devices
US20140012144A1 (en) * 2012-07-09 2014-01-09 William E. Crone Perfusion detection system
EP2922462A1 (de) 2012-11-23 2015-09-30 Koninklijke Philips N.V. Vorrichtung und verfahren zum extrahieren physiologischer daten
US8750990B1 (en) 2012-12-12 2014-06-10 Galvani, Ltd. Coordinated medium voltage therapy for improving effectiveness of defibrillation therapy
US12268883B2 (en) 2013-05-23 2025-04-08 Medibolics Integrated system to assist cardiovascular functioning with implanted cardiac device and sensor-enabled wearable device
US9241677B2 (en) 2013-07-02 2016-01-26 MobHealth Corporation Device and methods for assessing, diagnosing, and/or monitoring heart health
US20160296173A1 (en) * 2013-12-30 2016-10-13 Apple Inc. Motion artifact cancelation
US10602981B2 (en) * 2014-05-30 2020-03-31 Microsoft Technology Licensing, Llc Optical pressure sensor
JP6360764B2 (ja) * 2014-09-30 2018-07-18 富士フイルム株式会社 反射防止フィルム、反射防止フィルムの製造方法、反射防止フィルムと清掃用布を含むキット
CN104706336B (zh) * 2014-12-31 2017-06-27 歌尔股份有限公司 一种光电式脉搏信号测量方法、装置及测量设备
WO2016107171A1 (zh) 2014-12-31 2016-07-07 歌尔声学股份有限公司 一种光电式脉搏信号测量方法及测量设备
WO2016111696A1 (en) * 2015-01-09 2016-07-14 Lifeq Global Limited A ppg-based physiological sensing system with a spatio-temporal sampling approach towards identifying and removing motion artifacts from optical signals
US10716500B2 (en) * 2015-06-29 2020-07-21 Cardiac Pacemakers, Inc. Systems and methods for normalization of chemical sensor data based on fluid state changes
US10448871B2 (en) 2015-07-02 2019-10-22 Masimo Corporation Advanced pulse oximetry sensor
GB2548626A (en) * 2016-03-24 2017-09-27 Imp Innovations Ltd A method and an apparatus for determining haemodynamic status
WO2017197033A1 (en) * 2016-05-10 2017-11-16 Apple Inc. Systems and methods for non-pulsatile blood volume measurements
US10697830B1 (en) 2016-08-31 2020-06-30 Apple Inc. Multicomb light source and spectrometer
US10542921B2 (en) 2017-04-03 2020-01-28 Medtronic, Inc. Hermetically-sealed package and method of forming same
US10463285B2 (en) * 2017-04-03 2019-11-05 Medtronic, Inc. Hermetically-sealed package and method of forming same
JP7134704B2 (ja) * 2017-06-01 2022-09-12 キヤノン株式会社 画像処理装置、画像処理方法、及びプログラム
CN113725725B (zh) 2017-09-28 2025-05-02 苹果公司 使用量子阱混合技术的激光架构
US11552454B1 (en) 2017-09-28 2023-01-10 Apple Inc. Integrated laser source
MX2021000628A (es) * 2018-07-16 2021-05-27 Bbi Medical Innovations Llc Medicion de perfusion y oxigenacion.
US11385139B2 (en) * 2018-11-21 2022-07-12 Martin E. Best Active backlash detection methods and systems
US11171464B1 (en) 2018-12-14 2021-11-09 Apple Inc. Laser integration techniques
US11234620B2 (en) 2019-06-24 2022-02-01 Medtronic, Inc. Performing measurements using sensors of a medical device system
US12114974B2 (en) 2020-01-13 2024-10-15 Masimo Corporation Wearable device with physiological parameters monitoring
CN111887894B (zh) * 2020-07-24 2021-07-13 辰浩医疗科技(广东)有限公司 一种胎心仪多普勒信号的归一化软件处理方法及系统
WO2022125853A1 (en) 2020-12-10 2022-06-16 Apple Inc. Battery system
JP2024527614A (ja) 2021-07-13 2024-07-25 マシモ・コーポレイション 生理学的パラメーターモニタリングを備えたウェアラブルデバイス
US12204155B2 (en) 2021-09-24 2025-01-21 Apple Inc. Chip-to-chip optical coupling for photonic integrated circuits
US12426139B1 (en) 2022-06-27 2025-09-23 Apple Inc. Feedback control of a diode element

Family Cites Families (59)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1156564B (it) 1982-03-16 1987-02-04 Gianni Plicchi Elettrostimolatore cardiaco impiantabile, di tipo fisiologico, in cui la frequenza di stimolazione e'regolata dalla frequenza respiratoria del paziente
US4548209A (en) 1984-02-06 1985-10-22 Medtronic, Inc. Energy converter for implantable cardioverter
US4819752A (en) 1987-10-02 1989-04-11 Datascope Corp. Blood constituent measuring device and method
US4815469A (en) 1987-10-08 1989-03-28 Siemens-Pacesetter, Inc. Implantable blood oxygen sensor and method of use
US5163427A (en) 1990-11-14 1992-11-17 Medtronic, Inc. Apparatus for delivering single and multiple cardioversion and defibrillation pulses
US5188105A (en) 1990-11-14 1993-02-23 Medtronic, Inc. Apparatus and method for treating a tachyarrhythmia
US5176137A (en) * 1991-03-01 1993-01-05 Medtronic, Inc. Apparatus for discrimination of stable and unstable ventricular tachycardia and for treatment thereof
US5632272A (en) 1991-03-07 1997-05-27 Masimo Corporation Signal processing apparatus
US5193535A (en) 1991-08-27 1993-03-16 Medtronic, Inc. Method and apparatus for discrimination of ventricular tachycardia from ventricular fibrillation and for treatment thereof
US5350405A (en) * 1992-09-16 1994-09-27 Siemens Pacesetter, Inc. Method and apparatus for capacitor tolerance compensation in a cardiac stimulating device
US5354316A (en) 1993-01-29 1994-10-11 Medtronic, Inc. Method and apparatus for detection and treatment of tachycardia and fibrillation
US5593431A (en) 1995-03-30 1997-01-14 Medtronic, Inc. Medical service employing multiple DC accelerometers for patient activity and posture sensing and method
US5545186A (en) 1995-03-30 1996-08-13 Medtronic, Inc. Prioritized rule based method and apparatus for diagnosis and treatment of arrhythmias
US6315955B1 (en) 1995-04-06 2001-11-13 Delaval International A.B. Method and apparatus for quantitative particle determination in fluids
US5638816A (en) * 1995-06-07 1997-06-17 Masimo Corporation Active pulse blood constituent monitoring
SE9503257D0 (sv) 1995-09-20 1995-09-20 Pacesetter Ab Implanterbar hjärtdefibrillator
IL116020A (en) * 1995-11-16 2000-06-01 Optelmed Ltd Apparatus and method for measuring the variability of cardiovascular parameters
US5766127A (en) 1996-04-15 1998-06-16 Ohmeda Inc. Method and apparatus for improved photoplethysmographic perfusion-index monitoring
FI962448A7 (fi) 1996-06-12 1997-12-13 Instrumentarium Oy Menetelmä, laite ja anturi fraktionaalisen happikyllästyksen määrittämistä varten
EP0923335B1 (de) * 1996-07-08 2006-08-23 Animas Corporation Implantierbarer sensor sowie anordnung zum in-vivo messen und steuern von konzentrationen in flüssigkeiten und gasen
US5891022A (en) * 1996-09-25 1999-04-06 Ohmeda Inc. Apparatus for performing multiwavelength photoplethysmography
US6018673A (en) 1996-10-10 2000-01-25 Nellcor Puritan Bennett Incorporated Motion compatible sensor for non-invasive optical blood analysis
US5865755A (en) * 1996-10-11 1999-02-02 Dxtek, Inc. Method and apparatus for non-invasive, cuffless, continuous blood pressure determination
GB9703416D0 (en) 1997-02-19 1997-04-09 Moor Instr Ltd Apparatus for imaging blood flow in the microcirculation
US5954644A (en) * 1997-03-24 1999-09-21 Ohmeda Inc. Method for ambient light subtraction in a photoplethysmographic measurement instrument
US6018674A (en) * 1997-08-11 2000-01-25 Datex-Ohmeda, Inc. Fast-turnoff photodiodes with switched-gain preamplifiers in photoplethysmographic measurement instruments
US6198952B1 (en) 1998-10-30 2001-03-06 Medtronic, Inc. Multiple lens oxygen sensor for medical electrical lead
US7097618B1 (en) * 2003-03-12 2006-08-29 Transoma Medical, Inc. Devices and methods for detecting and treating inadequate tissue perfusion
US6078833A (en) 1998-03-25 2000-06-20 I.S.S. (Usa) Inc. Self referencing photosensor
EP2319398B1 (de) * 1998-06-03 2019-01-16 Masimo Corporation Stereo puls oximeter
US6064898A (en) * 1998-09-21 2000-05-16 Essential Medical Devices Non-invasive blood component analyzer
US6393311B1 (en) * 1998-10-15 2002-05-21 Ntc Technology Inc. Method, apparatus and system for removing motion artifacts from measurements of bodily parameters
US6607485B2 (en) * 1999-06-03 2003-08-19 Cardiac Intelligence Corporation Computer readable storage medium containing code for automated collection and analysis of patient information retrieved from an implantable medical device for remote patient care
US6236882B1 (en) 1999-07-14 2001-05-22 Medtronic, Inc. Noise rejection for monitoring ECG's
US6221011B1 (en) 1999-07-26 2001-04-24 Cardiac Intelligence Corporation System and method for determining a reference baseline of individual patient status for use in an automated collection and analysis patient care system
US7206636B1 (en) * 1999-11-10 2007-04-17 Pacesetter, Inc. Pacing optimization based on changes in pulse amplitude and pulse amplitude variability
US6491639B1 (en) 1999-11-10 2002-12-10 Pacesetter, Inc. Extravascular hemodynamic sensor
US6480733B1 (en) 1999-11-10 2002-11-12 Pacesetter, Inc. Method for monitoring heart failure
US6409675B1 (en) * 1999-11-10 2002-06-25 Pacesetter, Inc. Extravascular hemodynamic monitor
US6285904B1 (en) 2000-03-27 2001-09-04 Sandia Corporation Method and apparatus for determining fat content of tissue
US6922592B2 (en) * 2000-04-04 2005-07-26 Medtronic, Inc. Implantable medical device controlled by a non-invasive physiological data measurement device
JP2003532107A (ja) 2000-05-02 2003-10-28 シーエーエス・メディカル・システムズ・インコーポレイテッド 分光光度法により血液酸素添加を非観血的にモニターする方法
AU2002248091B2 (en) * 2001-03-09 2006-08-10 Auckland Uniservices Limited Apparatus and method for detection and quantification of oscillatory signals
US6731967B1 (en) * 2001-07-16 2004-05-04 Pacesetter, Inc. Methods and devices for vascular plethysmography via modulation of source intensity
US6561984B1 (en) 2001-10-16 2003-05-13 Pacesetter, Inc. Assessing heart failure status using morphology of a signal representative of arterial pulse pressure
US6575912B1 (en) 2001-10-16 2003-06-10 Pacesetter, Inc. Assessing heart failure status using morphology of a signal representative of arterial pulse pressure
US6647279B2 (en) * 2002-03-22 2003-11-11 Jonas Alexander Pologe Hybrid optical delivery system for photoplethysmography
US6997879B1 (en) * 2002-07-09 2006-02-14 Pacesetter, Inc. Methods and devices for reduction of motion-induced noise in optical vascular plethysmography
JP2004157522A (ja) * 2002-10-17 2004-06-03 Sony Corp 画像生成装置、画像表示装置、画像表示方法、及び光変調素子調整装置
WO2004091719A2 (en) 2003-04-11 2004-10-28 Cardiac Pacemakers, Inc. Multi-parameter arrhythmia discrimination
US7302294B2 (en) 2003-04-11 2007-11-27 Cardiac Pacemakers, Inc. Subcutaneous cardiac sensing and stimulation system employing blood sensor
US6944488B2 (en) * 2003-04-30 2005-09-13 Medtronic, Inc. Normalization method for a chronically implanted optical sensor
US7194306B1 (en) 2003-09-05 2007-03-20 Pacesetter, Inc. Cardiac optimization through low-frequency analysis of hemodynamic variables
US7190985B2 (en) 2004-02-25 2007-03-13 Nellcor Puritan Bennett Inc. Oximeter ambient light cancellation
US8065007B2 (en) 2005-05-16 2011-11-22 Medtronic, Inc. Method and apparatus for forming a hermetic enclosure seal in an implantable medical device
US7840246B1 (en) 2005-09-20 2010-11-23 Pacesetter, Inc. Implantable self-calibrating optical sensors
US20070156085A1 (en) 2005-12-30 2007-07-05 Schulhauser Randal C Implantable perfusion sensor
US7962202B2 (en) * 2006-03-31 2011-06-14 Medtronic, Inc. Method and apparatus for verifying a determined cardiac event in a medical device based on detected variation in hemodynamic status
ATE493064T1 (de) 2007-02-28 2011-01-15 Medtronic Inc Implantierbares gewebeperfusions-messsystem

Also Published As

Publication number Publication date
EP2131724A1 (de) 2009-12-16
EP2131727B1 (de) 2011-10-26
WO2008106597A1 (en) 2008-09-04
US20080208066A1 (en) 2008-08-28
WO2008106612A1 (en) 2008-09-04
US20080208020A1 (en) 2008-08-28
DE602008004224D1 (de) 2011-02-10
EP2131724B1 (de) 2012-05-16
EP2131725B1 (de) 2010-12-29
ATE493063T1 (de) 2011-01-15
US20130018233A1 (en) 2013-01-17
WO2008106609A1 (en) 2008-09-04
US8165662B2 (en) 2012-04-24
US20080208269A1 (en) 2008-08-28
US8038626B2 (en) 2011-10-18
US8886465B2 (en) 2014-11-11
EP2136700A1 (de) 2009-12-30
DE602008004225D1 (de) 2011-02-10
US8170650B2 (en) 2012-05-01
WO2008106608A1 (en) 2008-09-04
WO2008106599A1 (en) 2008-09-04
US20080208021A1 (en) 2008-08-28
ATE530111T1 (de) 2011-11-15
EP2131725A1 (de) 2009-12-16
EP2131727A1 (de) 2009-12-16
US9636059B2 (en) 2017-05-02
EP2136700B1 (de) 2012-05-16
US8090432B2 (en) 2012-01-03
EP2131726A1 (de) 2009-12-16
EP2131726B1 (de) 2010-12-29
US20080208067A1 (en) 2008-08-28

Similar Documents

Publication Publication Date Title
ATE493064T1 (de) Implantierbares gewebeperfusions-messsystem
EP4488639A3 (de) Körperemissionsanalyse
CN102613966B (zh) 血压测量装置及其校准方法
DE602006014538D1 (de) Nichtinvasiver multiparameter-patientenmonitor
WO2009085501A3 (en) Optical sensor and method for detecting a patient condition
JP2016507734A5 (de)
GB2487882A (en) Calibration for multi-stage physiological monitors
BR112015022216A2 (pt) método e dispositivo para correção de sinais ópticos
ATE512681T1 (de) Dialysesystem mit nichtinvasiver temperaturmessung
DK2182839T3 (da) Manchet til bestemmelse af en fysiologisk parameter
WO2007117839A3 (en) Method and apparatus for using an optical hemodynamic sensor to identify an unstable arrhythmia
ATE555719T1 (de) Pulsoximetrieverfahren
GB201020278D0 (en) Improved proximity sensor and associated method, computer readable medium and firmware
WO2011014519A3 (en) Reflectance calibration of fluorescence-based glucose measurements
MX2018014683A (es) Protecciones contra fallas de control a intervalo.
WO2016027202A3 (en) Device, system and method for non-invasively measuring blood glucose
MX2020004501A (es) El uso de inhibidores de la tirosina quinasa de bruton (btk).
EP2402736A3 (de) Cavity-Ring-Down-Gassensor mit mehreren Wellenlängen
JP2018536521A (ja) 光電式容積脈波測定装置
BR112013017901A2 (pt) sistema para detecção de dispositivo médico, sistema de biopsia para detecção de dispositivo médico e método para detecção de dispositivo médico
WO2006016948A3 (en) Multi-wavelength physiological monitor
MX341335B (es) Camara de sangre para un sistema de verificacion optica de sangre.
WO2008113328A3 (de) Messeinrichtung und verfahren zur optischen konzentrationsbestimmung von blutzucker und/oder laktat in biologischen systemen
PE20200893A1 (es) Dispositivos y metodo para deteccion con rango reducido de ruido por fluorescencia
CN103221981A (zh) 存在检测系统和照明系统

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties