ATE87449T1 - Rueckkoppelungsverfahren und geraet zur signalverarbeitung. - Google Patents

Rueckkoppelungsverfahren und geraet zur signalverarbeitung.

Info

Publication number
ATE87449T1
ATE87449T1 AT87307258T AT87307258T ATE87449T1 AT E87449 T1 ATE87449 T1 AT E87449T1 AT 87307258 T AT87307258 T AT 87307258T AT 87307258 T AT87307258 T AT 87307258T AT E87449 T1 ATE87449 T1 AT E87449T1
Authority
AT
Austria
Prior art keywords
signals
microcomputer
converter
drivers
subtractor
Prior art date
Application number
AT87307258T
Other languages
English (en)
Inventor
Peter Wing-Poon Cheung
Karl Frederick Gauglitz
Lee Radford Mason
Stephen J Prosser
Robert Eugene Smith
Darrell Orvin Wagner
Scott W Hunsaker
Original Assignee
Physio Control Corp
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 Physio Control Corp filed Critical Physio Control Corp
Application granted granted Critical
Publication of ATE87449T1 publication Critical patent/ATE87449T1/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
    • A61B5/14551—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 for measuring blood gases

Landscapes

  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • General Health & Medical Sciences (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Optics & Photonics (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Feedback Control In General (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Control Of Non-Electrical Variables (AREA)
  • Amplifiers (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Radar Systems Or Details Thereof (AREA)
AT87307258T 1986-08-18 1987-08-17 Rueckkoppelungsverfahren und geraet zur signalverarbeitung. ATE87449T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/897,664 US4819646A (en) 1986-08-18 1986-08-18 Feedback-controlled method and apparatus for processing signals used in oximetry
EP87307258A EP0261789B1 (de) 1986-08-18 1987-08-17 Rückkoppelungsverfahren und Gerät zur Signalverarbeitung

Publications (1)

Publication Number Publication Date
ATE87449T1 true ATE87449T1 (de) 1993-04-15

Family

ID=25408225

Family Applications (1)

Application Number Title Priority Date Filing Date
AT87307258T ATE87449T1 (de) 1986-08-18 1987-08-17 Rueckkoppelungsverfahren und geraet zur signalverarbeitung.

Country Status (8)

Country Link
US (1) US4819646A (de)
EP (1) EP0261789B1 (de)
JP (1) JPH01502237A (de)
AT (1) ATE87449T1 (de)
AU (1) AU606830B2 (de)
CA (1) CA1300397C (de)
DE (1) DE3785123T2 (de)
WO (1) WO1988001147A1 (de)

Families Citing this family (121)

* Cited by examiner, † Cited by third party
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US4892101A (en) * 1986-08-18 1990-01-09 Physio-Control Corporation Method and apparatus for offsetting baseline portion of oximeter signal
US5078136A (en) * 1988-03-30 1992-01-07 Nellcor Incorporated Method and apparatus for calculating arterial oxygen saturation based plethysmographs including transients
JPH06169902A (ja) * 1988-05-05 1994-06-21 Sentinel Monitoring Inc パルス式非侵入型オキシメータとその測定技術
US4972331A (en) * 1989-02-06 1990-11-20 Nim, Inc. Phase modulated spectrophotometry
US5122974A (en) * 1989-02-06 1992-06-16 Nim, Inc. Phase modulated spectrophotometry
US5140990A (en) * 1990-09-06 1992-08-25 Spacelabs, Inc. Method of measuring blood pressure with a photoplethysmograph
US6246892B1 (en) 1991-01-24 2001-06-12 Non-Invasive Technology Phase modulation spectroscopy
US5291884A (en) * 1991-02-07 1994-03-08 Minnesota Mining And Manufacturing Company Apparatus for measuring a blood parameter
US5490505A (en) 1991-03-07 1996-02-13 Masimo Corporation Signal processing apparatus
WO1992015955A1 (en) 1991-03-07 1992-09-17 Vital Signals, Inc. Signal processing apparatus and method
US5632272A (en) 1991-03-07 1997-05-27 Masimo Corporation Signal processing apparatus
MX9702434A (es) * 1991-03-07 1998-05-31 Masimo Corp Aparato de procesamiento de señales.
US5687726A (en) * 1991-09-13 1997-11-18 Hoeft; Andreas Process for determining the volume of blood in circulation
DE4130931C2 (de) * 1991-09-13 1994-05-19 Hoeft Andreas Verfahren und Vorrichtung zum Ermitteln des zirkulierenden Blutvolumens
GB9216431D0 (en) * 1992-08-01 1992-09-16 Univ Swansea Optical monitoring or measuring artefact suppression
US5368224A (en) * 1992-10-23 1994-11-29 Nellcor Incorporated Method for reducing ambient noise effects in electronic monitoring instruments
US5676141A (en) * 1993-03-31 1997-10-14 Nellcor Puritan Bennett Incorporated Electronic processor for pulse oximeters
US5348004A (en) * 1993-03-31 1994-09-20 Nellcor Incorporated Electronic processor for pulse oximeter
JP3364819B2 (ja) * 1994-04-28 2003-01-08 日本光電工業株式会社 血中吸光物質濃度測定装置
EP1905352B1 (de) 1994-10-07 2014-07-16 Masimo Corporation Signalverarbeitungsmethode
US8019400B2 (en) * 1994-10-07 2011-09-13 Masimo Corporation Signal processing apparatus
JPH0918528A (ja) * 1995-06-27 1997-01-17 Sony Corp 制御信号検出方法及び無線受信装置
US5842981A (en) * 1996-07-17 1998-12-01 Criticare Systems, Inc. Direct to digital oximeter
US6018673A (en) * 1996-10-10 2000-01-25 Nellcor Puritan Bennett Incorporated Motion compatible sensor for non-invasive optical blood analysis
GB9623627D0 (en) * 1996-11-13 1997-01-08 Meditech International Inc Method and apparatus for photon therapy
US5793230A (en) * 1997-02-26 1998-08-11 Sandia Corporation Sensor readout detector circuit
US5891024A (en) * 1997-04-09 1999-04-06 Ohmeda Inc. Two stage calibration and analyte measurement scheme for spectrophotomeric analysis
US6002952A (en) 1997-04-14 1999-12-14 Masimo Corporation Signal processing apparatus and method
US6083158A (en) * 1998-09-01 2000-07-04 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Real-time visualization of tissue ischemia
US6519486B1 (en) 1998-10-15 2003-02-11 Ntc Technology Inc. Method, apparatus and system for removing motion artifacts from measurements of bodily parameters
US7991448B2 (en) * 1998-10-15 2011-08-02 Philips Electronics North America Corporation Method, apparatus, and system for removing motion artifacts from measurements of bodily parameters
US6675031B1 (en) 1999-04-14 2004-01-06 Mallinckrodt Inc. Method and circuit for indicating quality and accuracy of physiological measurements
US6760609B2 (en) 1999-07-14 2004-07-06 Providence Health System - Oregon Adaptive calibration pulsed oximetry method and device
US6563585B1 (en) * 1999-11-24 2003-05-13 University Of Maryland Biotechnology Institute Ratiometric fluorometer
WO2001078593A1 (en) 2000-04-17 2001-10-25 Nellcor Puritan Bennett Incorporated Pulse oximeter sensor with piece-wise function
US8224412B2 (en) 2000-04-17 2012-07-17 Nellcor Puritan Bennett Llc Pulse oximeter sensor with piece-wise function
US6748254B2 (en) 2001-10-12 2004-06-08 Nellcor Puritan Bennett Incorporated Stacked adhesive optical sensor
US7190986B1 (en) 2002-10-18 2007-03-13 Nellcor Puritan Bennett Inc. Non-adhesive oximeter sensor for sensitive skin
US7162288B2 (en) 2004-02-25 2007-01-09 Nellcor Purtain Bennett Incorporated Techniques for detecting heart pulses and reducing power consumption in sensors
US20060287696A1 (en) * 2005-06-21 2006-12-21 Wright David W Heat and light therapy treatment device and method
US7590439B2 (en) 2005-08-08 2009-09-15 Nellcor Puritan Bennett Llc Bi-stable medical sensor and technique for using the same
US7657294B2 (en) 2005-08-08 2010-02-02 Nellcor Puritan Bennett Llc Compliant diaphragm medical sensor and technique for using the same
US7657295B2 (en) * 2005-08-08 2010-02-02 Nellcor Puritan Bennett Llc Medical sensor and technique for using the same
US20070060808A1 (en) 2005-09-12 2007-03-15 Carine Hoarau Medical sensor for reducing motion artifacts and technique for using the same
US7869850B2 (en) 2005-09-29 2011-01-11 Nellcor Puritan Bennett Llc Medical sensor for reducing motion artifacts and technique for using the same
US8092379B2 (en) 2005-09-29 2012-01-10 Nellcor Puritan Bennett Llc Method and system for determining when to reposition a physiological sensor
US7904130B2 (en) 2005-09-29 2011-03-08 Nellcor Puritan Bennett Llc Medical sensor and technique for using the same
US7899510B2 (en) 2005-09-29 2011-03-01 Nellcor Puritan Bennett Llc Medical sensor and technique for using the same
US7483731B2 (en) 2005-09-30 2009-01-27 Nellcor Puritan Bennett Llc Medical sensor and technique for using the same
US7555327B2 (en) 2005-09-30 2009-06-30 Nellcor Puritan Bennett Llc Folding medical sensor and technique for using the same
US7486979B2 (en) 2005-09-30 2009-02-03 Nellcor Puritan Bennett Llc Optically aligned pulse oximetry sensor and technique for using the same
US7881762B2 (en) 2005-09-30 2011-02-01 Nellcor Puritan Bennett Llc Clip-style medical sensor and technique for using the same
US8062221B2 (en) 2005-09-30 2011-11-22 Nellcor Puritan Bennett Llc Sensor for tissue gas detection and technique for using the same
US8233954B2 (en) 2005-09-30 2012-07-31 Nellcor Puritan Bennett Llc Mucosal sensor for the assessment of tissue and blood constituents and technique for using the same
US7522948B2 (en) * 2006-05-02 2009-04-21 Nellcor Puritan Bennett Llc Medical sensor and technique for using the same
US8073518B2 (en) 2006-05-02 2011-12-06 Nellcor Puritan Bennett Llc Clip-style medical sensor and technique for using the same
US7477924B2 (en) 2006-05-02 2009-01-13 Nellcor Puritan Bennett Llc Medical sensor and technique for using the same
US8287725B2 (en) * 2006-06-07 2012-10-16 Gambro Lundia Ab Prediction of rapid symptomatic blood pressure decrease
US8145288B2 (en) 2006-08-22 2012-03-27 Nellcor Puritan Bennett Llc Medical sensor for reducing signal artifacts and technique for using the same
US8219170B2 (en) 2006-09-20 2012-07-10 Nellcor Puritan Bennett Llc System and method for practicing spectrophotometry using light emitting nanostructure devices
US8195264B2 (en) 2006-09-22 2012-06-05 Nellcor Puritan Bennett Llc Medical sensor for reducing signal artifacts and technique for using the same
US8396527B2 (en) 2006-09-22 2013-03-12 Covidien Lp Medical sensor for reducing signal artifacts and technique for using the same
US8175671B2 (en) 2006-09-22 2012-05-08 Nellcor Puritan Bennett Llc Medical sensor for reducing signal artifacts and technique for using the same
US7869849B2 (en) 2006-09-26 2011-01-11 Nellcor Puritan Bennett Llc Opaque, electrically nonconductive region on a medical sensor
US7574245B2 (en) 2006-09-27 2009-08-11 Nellcor Puritan Bennett Llc Flexible medical sensor enclosure
US7796403B2 (en) 2006-09-28 2010-09-14 Nellcor Puritan Bennett Llc Means for mechanical registration and mechanical-electrical coupling of a faraday shield to a photodetector and an electrical circuit
US7890153B2 (en) 2006-09-28 2011-02-15 Nellcor Puritan Bennett Llc System and method for mitigating interference in pulse oximetry
US7476131B2 (en) 2006-09-29 2009-01-13 Nellcor Puritan Bennett Llc Device for reducing crosstalk
US8068890B2 (en) * 2006-09-29 2011-11-29 Nellcor Puritan Bennett Llc Pulse oximetry sensor switchover
US7680522B2 (en) 2006-09-29 2010-03-16 Nellcor Puritan Bennett Llc Method and apparatus for detecting misapplied sensors
US8068891B2 (en) 2006-09-29 2011-11-29 Nellcor Puritan Bennett Llc Symmetric LED array for pulse oximetry
US8175667B2 (en) 2006-09-29 2012-05-08 Nellcor Puritan Bennett Llc Symmetric LED array for pulse oximetry
US7684842B2 (en) 2006-09-29 2010-03-23 Nellcor Puritan Bennett Llc System and method for preventing sensor misuse
US7894869B2 (en) 2007-03-09 2011-02-22 Nellcor Puritan Bennett Llc Multiple configuration medical sensor and technique for using the same
US8265724B2 (en) 2007-03-09 2012-09-11 Nellcor Puritan Bennett Llc Cancellation of light shunting
US8280469B2 (en) 2007-03-09 2012-10-02 Nellcor Puritan Bennett Llc Method for detection of aberrant tissue spectra
WO2009064979A2 (en) * 2007-11-14 2009-05-22 Conmed Corporation Method and apparatus for processing a pulsatile biometric signal
US8352004B2 (en) 2007-12-21 2013-01-08 Covidien Lp Medical sensor and technique for using the same
US8346328B2 (en) 2007-12-21 2013-01-01 Covidien Lp Medical sensor and technique for using the same
US8366613B2 (en) 2007-12-26 2013-02-05 Covidien Lp LED drive circuit for pulse oximetry and method for using same
US8577434B2 (en) 2007-12-27 2013-11-05 Covidien Lp Coaxial LED light sources
US20090171170A1 (en) * 2007-12-28 2009-07-02 Nellcor Puritan Bennett Llc Medical Monitoring With Portable Electronic Device System And Method
US8452364B2 (en) 2007-12-28 2013-05-28 Covidien LLP System and method for attaching a sensor to a patient's skin
US8442608B2 (en) 2007-12-28 2013-05-14 Covidien Lp System and method for estimating physiological parameters by deconvolving artifacts
US20090171176A1 (en) * 2007-12-28 2009-07-02 Nellcor Puritan Bennett Llc Snapshot Sensor
US8092993B2 (en) 2007-12-31 2012-01-10 Nellcor Puritan Bennett Llc Hydrogel thin film for use as a biosensor
US20090171171A1 (en) * 2007-12-31 2009-07-02 Nellcor Puritan Bennett Llc Oximetry sensor overmolding location features
US8070508B2 (en) 2007-12-31 2011-12-06 Nellcor Puritan Bennett Llc Method and apparatus for aligning and securing a cable strain relief
US8897850B2 (en) 2007-12-31 2014-11-25 Covidien Lp Sensor with integrated living hinge and spring
US8199007B2 (en) 2007-12-31 2012-06-12 Nellcor Puritan Bennett Llc Flex circuit snap track for a biometric sensor
US8437822B2 (en) 2008-03-28 2013-05-07 Covidien Lp System and method for estimating blood analyte concentration
US8112375B2 (en) 2008-03-31 2012-02-07 Nellcor Puritan Bennett Llc Wavelength selection and outlier detection in reduced rank linear models
US20090326347A1 (en) * 2008-06-30 2009-12-31 Bennett Scharf Synchronous Light Detection Utilizing CMOS/CCD Sensors For Oximetry Sensing
US7887345B2 (en) * 2008-06-30 2011-02-15 Nellcor Puritan Bennett Llc Single use connector for pulse oximetry sensors
USD626561S1 (en) 2008-06-30 2010-11-02 Nellcor Puritan Bennett Llc Circular satseconds indicator and triangular saturation pattern detection indicator for a patient monitor display panel
US7880884B2 (en) 2008-06-30 2011-02-01 Nellcor Puritan Bennett Llc System and method for coating and shielding electronic sensor components
USD626562S1 (en) 2008-06-30 2010-11-02 Nellcor Puritan Bennett Llc Triangular saturation pattern detection indicator for a patient monitor display panel
US8071935B2 (en) 2008-06-30 2011-12-06 Nellcor Puritan Bennett Llc Optical detector with an overmolded faraday shield
US20100076276A1 (en) * 2008-09-25 2010-03-25 Nellcor Puritan Bennett Llc Medical Sensor, Display, and Technique For Using The Same
US8364220B2 (en) * 2008-09-25 2013-01-29 Covidien Lp Medical sensor and technique for using the same
US8417309B2 (en) 2008-09-30 2013-04-09 Covidien Lp Medical sensor
US8914088B2 (en) 2008-09-30 2014-12-16 Covidien Lp Medical sensor and technique for using the same
US8423112B2 (en) * 2008-09-30 2013-04-16 Covidien Lp Medical sensor and technique for using the same
US8452366B2 (en) 2009-03-16 2013-05-28 Covidien Lp Medical monitoring device with flexible circuitry
US8221319B2 (en) 2009-03-25 2012-07-17 Nellcor Puritan Bennett Llc Medical device for assessing intravascular blood volume and technique for using the same
US8509869B2 (en) 2009-05-15 2013-08-13 Covidien Lp Method and apparatus for detecting and analyzing variations in a physiologic parameter
US8634891B2 (en) 2009-05-20 2014-01-21 Covidien Lp Method and system for self regulation of sensor component contact pressure
US20100331640A1 (en) * 2009-06-26 2010-12-30 Nellcor Puritan Bennett Llc Use of photodetector array to improve efficiency and accuracy of an optical medical sensor
US8505821B2 (en) 2009-06-30 2013-08-13 Covidien Lp System and method for providing sensor quality assurance
US9010634B2 (en) 2009-06-30 2015-04-21 Covidien Lp System and method for linking patient data to a patient and providing sensor quality assurance
US8311601B2 (en) 2009-06-30 2012-11-13 Nellcor Puritan Bennett Llc Reflectance and/or transmissive pulse oximeter
US8391941B2 (en) 2009-07-17 2013-03-05 Covidien Lp System and method for memory switching for multiple configuration medical sensor
US8417310B2 (en) 2009-08-10 2013-04-09 Covidien Lp Digital switching in multi-site sensor
US8428675B2 (en) 2009-08-19 2013-04-23 Covidien Lp Nanofiber adhesives used in medical devices
US20140275867A1 (en) * 2013-03-15 2014-09-18 Covidien Lp Methods and systems for shaping drive pulses in a medical device
JP5742884B2 (ja) * 2013-05-31 2015-07-01 株式会社デンソー 生体状態検出装置
CN103479363B (zh) * 2013-09-30 2015-03-18 深圳市倍轻松科技股份有限公司 血液中血氧饱和度的测量方法及系统
US9486163B2 (en) * 2014-02-21 2016-11-08 Verily Life Sciences Llc Silicon-vacancy-doped nanodiamonds for molecular and cellular imaging
CN106061385B (zh) * 2014-03-12 2020-03-20 索尼公司 测量装置和测量方法
EP3302253A1 (de) * 2015-06-03 2018-04-11 Koninklijke Philips N.V. Photoplethysomografievorrichtung
TWI657794B (zh) * 2017-01-09 2019-05-01 財團法人工業技術研究院 生理資訊偵測裝置及使用其之生理資訊偵測方法

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Also Published As

Publication number Publication date
AU7718587A (en) 1988-02-25
CA1300397C (en) 1992-05-12
WO1988001147A1 (en) 1988-02-25
EP0261789A1 (de) 1988-03-30
JPH01502237A (ja) 1989-08-10
US4819646A (en) 1989-04-11
AU606830B2 (en) 1991-02-14
DE3785123D1 (de) 1993-05-06
DE3785123T2 (de) 1993-09-30
EP0261789B1 (de) 1993-03-31

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