CH563019A5 - - Google Patents

Info

Publication number
CH563019A5
CH563019A5 CH139973A CH139973A CH563019A5 CH 563019 A5 CH563019 A5 CH 563019A5 CH 139973 A CH139973 A CH 139973A CH 139973 A CH139973 A CH 139973A CH 563019 A5 CH563019 A5 CH 563019A5
Authority
CH
Switzerland
Application number
CH139973A
Original Assignee
Oximetrix
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 Oximetrix filed Critical Oximetrix
Publication of CH563019A5 publication Critical patent/CH563019A5/xx

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, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
    • A61B5/14542—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, 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
    • A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
    • A61B5/1455—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters
    • A61B5/1459—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters invasive, e.g. introduced into the body by a catheter
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/314—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths
    • G01N21/3151—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths using two sources of radiation of different wavelengths
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
    • G02B6/4401—Optical cables
    • G02B6/4415—Cables for special applications
    • G02B6/4416—Heterogeneous cables

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Optics & Photonics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Surgery (AREA)
  • Medical Informatics (AREA)
  • Biophysics (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Toxicology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Media Introduction/Drainage Providing Device (AREA)
CH139973A 1972-02-01 1973-01-31 CH563019A5 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US22257972A 1972-02-01 1972-02-01
US00400085A US3847483A (en) 1972-02-01 1973-09-24 Optical oximeter apparatus and method

Publications (1)

Publication Number Publication Date
CH563019A5 true CH563019A5 (fr) 1975-06-13

Family

ID=26916958

Family Applications (2)

Application Number Title Priority Date Filing Date
CH630674A CH593067A5 (fr) 1972-02-01 1973-01-31
CH139973A CH563019A5 (fr) 1972-02-01 1973-01-31

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH630674A CH593067A5 (fr) 1972-02-01 1973-01-31

Country Status (8)

Country Link
US (1) US3847483A (fr)
AU (1) AU463065B2 (fr)
CA (1) CA971768A (fr)
CH (2) CH593067A5 (fr)
DE (1) DE2365342A1 (fr)
FR (1) FR2173981B1 (fr)
GB (2) GB1419701A (fr)
NL (1) NL7301460A (fr)

Families Citing this family (131)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1422147A (en) * 1972-06-06 1976-01-21 Bicc Ltd Optical guides
US4072398A (en) * 1973-01-19 1978-02-07 Siemens Aktiengesellschaft Communication cable
US4013067A (en) * 1974-06-26 1977-03-22 Siemens Aktiengesellschaft Warning apparatus for indicating a threat of impending shock
US4153332A (en) * 1974-07-30 1979-05-08 Industrie Pirelli Societa Per Azioni Sheathed optical fiber element and cable
GB1479426A (en) * 1975-01-06 1977-07-13 Bicc Ltd Optical guides
CA1037285A (fr) * 1975-04-30 1978-08-29 Glenfield Warner Appareil et procede d'oxymetrie au niveau de l'oreille
JPS5911864B2 (ja) * 1975-07-14 1984-03-19 武田薬品工業株式会社 漏血検知装置
US4017190A (en) * 1975-07-18 1977-04-12 Halbert Fischel Blood leak detector comparing intensities of high absorption band and low absorption band of a single beam of light passing through a sample
JPS5834129B2 (ja) * 1975-10-29 1983-07-25 ミノルタ株式会社 ガンテイミヤクハケイ
US4114604A (en) * 1976-10-18 1978-09-19 Shaw Robert F Catheter oximeter apparatus and method
CA1089252A (fr) * 1976-10-18 1980-11-11 John M. Sperinde Catheter optique ne necessitant pas une calibration individuelle
US4295470A (en) * 1976-10-18 1981-10-20 Oximetrix, Inc. Optical catheters and method for making same
DE2717659C2 (de) * 1977-04-21 1985-11-14 Wirtzfeld, Alexander, Prof. Dr.med., 8195 Egling Herzschrittmacher
JPS5524004A (en) * 1978-06-22 1980-02-20 Minolta Camera Kk Oxymeter
US4416285A (en) * 1978-11-29 1983-11-22 Oximetrix, Inc. Improved optical catheter and method for making same
JPS55118738A (en) * 1979-03-07 1980-09-11 Sumitomo Electric Industries Measuring device for breathing function of internal organ and tissue of living body
US4288161A (en) * 1979-06-04 1981-09-08 Lockheed Corporation Optical probe for detecting transitory and repetitive light signals
US4447150A (en) * 1981-02-27 1984-05-08 Bentley Laboratories Apparatus and method for measuring blood oxygen saturation
US4451252A (en) * 1981-07-24 1984-05-29 Vas-Cath Of Canada Limited Cannula
US4469398A (en) * 1981-10-27 1984-09-04 Oximetrix, Inc. Optical connector for use during photometric analysis
US4568329A (en) * 1982-03-08 1986-02-04 Mahurkar Sakharam D Double lumen catheter
US4692141A (en) 1982-03-08 1987-09-08 Mahurkar Sakharam D Double lumen catheter
DE3215879A1 (de) * 1982-04-29 1983-11-03 Fa. Carl Zeiss, 7920 Heidenheim Geraet zur spektrenmessung in der blutbahn
US4770179A (en) * 1982-09-02 1988-09-13 Nellcor Incorporated Calibrated optical oximeter probe
US4621643A (en) * 1982-09-02 1986-11-11 Nellcor Incorporated Calibrated optical oximeter probe
US4700708A (en) * 1982-09-02 1987-10-20 Nellcor Incorporated Calibrated optical oximeter probe
US4623248A (en) * 1983-02-16 1986-11-18 Abbott Laboratories Apparatus and method for determining oxygen saturation levels with increased accuracy
US4583968A (en) * 1983-10-03 1986-04-22 Mahurkar Sakharam D Smooth bore double lumen catheter
US4817623A (en) 1983-10-14 1989-04-04 Somanetics Corporation Method and apparatus for interpreting optical response data
US5140989A (en) * 1983-10-14 1992-08-25 Somanetics Corporation Examination instrument for optical-response diagnostic apparatus
US5139025A (en) * 1983-10-14 1992-08-18 Somanetics Corporation Method and apparatus for in vivo optical spectroscopic examination
US4570638A (en) * 1983-10-14 1986-02-18 Somanetics Corporation Method and apparatus for spectral transmissibility examination and analysis
US4647149A (en) * 1983-10-28 1987-03-03 American Hospital Supply Corporation Attachment of optical fibers to a connector body
US5197951A (en) 1983-12-14 1993-03-30 Mahurkar Sakharam D Simple double lumen catheter
US4770652A (en) * 1985-02-12 1988-09-13 Mahurkar Sakharam D Method and apparatus for using dual-lumen catheters for extracorporeal treatment
US4623327A (en) * 1985-02-12 1986-11-18 Mahurkar Sakharam D Method and apparatus for using dual-lumen catheters for extracorporeal treatment
AU571369B2 (en) * 1985-02-28 1988-04-14 Boc Group, Inc., The Oximeter
US4651741A (en) * 1985-05-30 1987-03-24 Baxter Travenol Laboratories, Inc. Method and apparatus for determining oxygen saturation in vivo
US4936679A (en) * 1985-11-12 1990-06-26 Becton, Dickinson And Company Optical fiber transducer driving and measuring circuit and method for using same
DE3603782A1 (de) * 1986-02-06 1987-10-15 Hauer Gerald Verfahren zum orten einer venenstrippersonde sowie vorrichtung zur durchfuehrung des verfahrens
US4808155A (en) 1986-02-27 1989-02-28 Mahurkar Sakharam D Simple double lumen catheter
US4800495A (en) * 1986-08-18 1989-01-24 Physio-Control Corporation Method and apparatus for processing signals used in oximetry
US4859056A (en) * 1986-08-18 1989-08-22 Physio-Control Corporation Multiple-pulse method and apparatus for use in oximetry
US4869253A (en) * 1986-08-18 1989-09-26 Physio-Control Corporation Method and apparatus for indicating perfusion and oxygen saturation trends in oximetry
US4900933A (en) * 1986-09-08 1990-02-13 C. R. Bard, Inc. Excitation and detection apparatus for remote sensor connected by optical fiber
US4848901A (en) * 1987-10-08 1989-07-18 Critikon, Inc. Pulse oximeter sensor control system
US4800885A (en) * 1987-12-02 1989-01-31 The Boc Group, Inc. Blood constituent monitoring apparatus and methods with frequency division multiplexing
CA1330285C (fr) 1987-12-22 1994-06-21 Geoffrey S. Martin Catheter a triple voie
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
US5036853A (en) * 1988-08-26 1991-08-06 Polartechnics Ltd. Physiological probe
US5080098A (en) * 1989-12-18 1992-01-14 Sentinel Monitoring, Inc. Non-invasive sensor
US5374245A (en) 1990-01-10 1994-12-20 Mahurkar; Sakharam D. Reinforced multiple-lumen catheter and apparatus and method for making the same
US5221255A (en) 1990-01-10 1993-06-22 Mahurkar Sakharam D Reinforced multiple lumen catheter
US5280786A (en) * 1992-01-21 1994-01-25 Fiberoptic Sensor Technologies, Inc. Fiberoptic blood pressure and oxygenation sensor
US5308919A (en) * 1992-04-27 1994-05-03 Minnich Thomas E Method and apparatus for monitoring the arteriovenous oxygen difference from the ocular fundus
US5762609A (en) * 1992-09-14 1998-06-09 Sextant Medical Corporation Device and method for analysis of surgical tissue interventions
US5460182A (en) * 1992-09-14 1995-10-24 Sextant Medical Corporation Tissue penetrating apparatus and methods
US5772597A (en) * 1992-09-14 1998-06-30 Sextant Medical Corporation Surgical tool end effector
US5329922A (en) * 1992-10-19 1994-07-19 Atlee Iii John L Oximetric esophageal probe
US5394880A (en) * 1994-03-17 1995-03-07 Atlee, Iii; John L. Esophageal stethoscope
US5421329A (en) * 1994-04-01 1995-06-06 Nellcor, Inc. Pulse oximeter sensor optimized for low saturation
US6662033B2 (en) * 1994-04-01 2003-12-09 Nellcor Incorporated Pulse oximeter and sensor optimized for low saturation
DE69635228T2 (de) * 1995-07-21 2006-05-18 Respironics, Inc. Vorrichtung für die pulsoximetrie durch laserdiode mittels multifaser optischen kabeln und wegwerf faseroptischen sonden
US6095974A (en) * 1995-07-21 2000-08-01 Respironics, Inc. Disposable fiber optic probe
EP0760223A1 (fr) 1995-08-31 1997-03-05 Hewlett-Packard GmbH Appareil de surveillance, en particulier oximètre détecteur de pouls
EP0761159B1 (fr) 1995-08-31 1999-09-29 Hewlett-Packard Company Appareil de surveillance médicale, en particulier oximètre détecteur de pouls
US5733247A (en) * 1995-12-20 1998-03-31 Hewlett-Packard Company MR compatible patient monitor
US5690642A (en) 1996-01-18 1997-11-25 Cook Incorporated Rapid exchange stent delivery balloon catheter
US5842981A (en) * 1996-07-17 1998-12-01 Criticare Systems, Inc. Direct to digital oximeter
US6163715A (en) * 1996-07-17 2000-12-19 Criticare Systems, Inc. Direct to digital oximeter and method for calculating oxygenation levels
US5817008A (en) * 1996-10-31 1998-10-06 Spacelabs Medical, Inc. Conformal pulse oximetry sensor and monitor
US5935076A (en) * 1997-02-10 1999-08-10 University Of Alabama In Huntsville Method and apparatus for accurately measuring the transmittance of blood within a retinal vessel
US5776060A (en) * 1997-02-20 1998-07-07 University Of Alabama In Huntsville Method and apparatus for measuring blood oxygen saturation within a retinal vessel with light having several selected wavelengths
CN1309341C (zh) * 1997-06-17 2007-04-11 里普朗尼克股份有限公司 胎儿血氧测定系统和传感器
US6125290A (en) * 1998-10-30 2000-09-26 Medtronic, Inc. Tissue overgrowth detector for implantable medical device
US6198952B1 (en) 1998-10-30 2001-03-06 Medtronic, Inc. Multiple lens oxygen sensor for medical electrical lead
US6144866A (en) * 1998-10-30 2000-11-07 Medtronic, Inc. Multiple sensor assembly for medical electric lead
US6731976B2 (en) 1997-09-03 2004-05-04 Medtronic, Inc. Device and method to measure and communicate body parameters
US6125291A (en) * 1998-10-30 2000-09-26 Medtronic, Inc. Light barrier for medical electrical lead oxygen sensor
US6248080B1 (en) 1997-09-03 2001-06-19 Medtronic, Inc. Intracranial monitoring and therapy delivery control device, system and method
US5902326A (en) * 1997-09-03 1999-05-11 Medtronic, Inc. Optical window for implantable medical devices
US6134459A (en) * 1998-10-30 2000-10-17 Medtronic, Inc. Light focusing apparatus for medical electrical lead oxygen sensor
US5954050A (en) * 1997-10-20 1999-09-21 Christopher; Kent L. System for monitoring and treating sleep disorders using a transtracheal catheter
JP2002516689A (ja) 1998-06-03 2002-06-11 マシモ・コーポレイション ステレオパルスオキシメータ
US6163723A (en) * 1998-10-22 2000-12-19 Medtronic, Inc. Circuit and method for implantable dual sensor medical electrical lead
US20070000494A1 (en) * 1999-06-30 2007-01-04 Banner Michael J Ventilator monitor system and method of using same
WO2001017426A1 (fr) 1999-09-10 2001-03-15 Gorski Stephen H Capteur oximetre avec enveloppe fonctionnelle
IL138884A (en) 2000-10-05 2006-07-05 Conmed Corp Pulse oximeter and a method of its operation
US20060009740A1 (en) * 2001-08-28 2006-01-12 Michael Higgins Multiple lumen catheter having a soft tip
IL145445A (en) * 2001-09-13 2006-12-31 Conmed Corp A method for signal processing and a device for improving signal for noise
WO2003100469A2 (fr) * 2001-10-02 2003-12-04 Alfred E. Mann Institute For Biomedical Engineering At The University Of Southern California Dispositif de detection biochimique interne
US6591144B2 (en) * 2001-10-23 2003-07-08 The Administrators Of The Tulane Educational Fund Steerable catheter and method for locating coronary sinus
US6873868B2 (en) * 2001-12-31 2005-03-29 Infraredx, Inc. Multi-fiber catheter probe arrangement for tissue analysis or treatment
US6961600B2 (en) * 2002-02-13 2005-11-01 Trustees Of The University Of Pennsylvania Transbronchial reflectance oximetric measurement of mixed venous oxygen saturation, and device therefor
US6909912B2 (en) * 2002-06-20 2005-06-21 University Of Florida Non-invasive perfusion monitor and system, specially configured oximeter probes, methods of using same, and covers for probes
WO2004000114A1 (fr) * 2002-06-20 2003-12-31 University Of Florida Regulateur et systeme pour perfusion non invasive, sondes d'oxymetre a configuration speciale, procedes d'utilisation correspondants, capuchons de sonde, dispositifs pour combinaison canule/sonde nasale de sphygmo-oxymetre, regulateur d'oxygene en boucle fermee a capteur d'oxymetrie pulsee, et dispositif combine respirateur
US6999809B2 (en) * 2002-07-16 2006-02-14 Edwards Lifesciences Corporation Central venous catheter having a soft tip and fiber optics
US7029467B2 (en) * 2002-07-16 2006-04-18 Edwards Lifesciences Corporation Multiple lumen catheter having a soft tip
US6819951B2 (en) * 2002-09-24 2004-11-16 Mayo Foundation For Medical Education And Research Peripherally inserted central catheter with continuous central venous oximetry and proximal high flow port
WO2006086578A1 (fr) * 2002-10-02 2006-08-17 Alfred E. Mann Institute For Biomedical Engineering At The University Of Southern California Dispositif de detection biochimique interne
US6891229B2 (en) * 2003-04-30 2005-05-10 Freescale Semiconductor, Inc. Inverted isolation formed with spacers
US6944488B2 (en) * 2003-04-30 2005-09-13 Medtronic, Inc. Normalization method for a chronically implanted optical sensor
US20070276210A1 (en) * 2003-11-14 2007-11-29 Guillermo Gutierrez Apparatus and method for measuring myocardial oxygen consumption
US8005624B1 (en) 2004-04-26 2011-08-23 Starr Life Sciences Corp. Medical devices and techniques for rodent and small mammalian based research
US7512431B2 (en) * 2005-09-13 2009-03-31 Medtronic, Inc. Normalization method for a chronically implanted optical sensor
US7840246B1 (en) 2005-09-20 2010-11-23 Pacesetter, Inc. Implantable self-calibrating optical sensors
US7660616B1 (en) 2005-09-20 2010-02-09 Pacesetter, Inc. Implantable multi-wavelength oximeter sensor
US7630078B1 (en) 2005-09-20 2009-12-08 Pacesetter, Inc. Calibrating implantable optical sensors
US20080194932A1 (en) * 2006-09-21 2008-08-14 Starr Life Sciences Corp. Small Animal Pulse Oximeter User Interface
US8298154B2 (en) * 2007-01-10 2012-10-30 Starr Life Sciences Corporation Techniques for accurately deriving physiologic parameters of a subject from photoplethysmographic measurements
US20080076989A1 (en) * 2006-09-21 2008-03-27 Starr Life Sciences Corp. Tail Mounting Clip for Securely Mounting Sensor to Tail and a Tail Mounted Pulse Oximetry Sensor System Using Same
US20080168951A1 (en) * 2007-01-11 2008-07-17 Starr Life Sciences Corp. Small animal restraining device with physiologic sensor mount
US7857768B2 (en) * 2007-10-10 2010-12-28 Starr Life Sciences Corporation Integrated tail mounted blood pressure monitor and pulse oximeter system for animal research
US8320981B1 (en) 2007-06-29 2012-11-27 Pacesetter, Inc. Enhanced optical sensor module
US20090156916A1 (en) * 2007-12-18 2009-06-18 Huisun Wang Catheter systems with blood measurement device and methods
US20090223460A1 (en) * 2008-03-10 2009-09-10 Starr Life Sciences Corp. Bioactive gas supply chamber for animal research such as hypoxia studies on non-anesthetized small animals with direct physiologic monitoring
WO2010144662A1 (fr) * 2009-06-10 2010-12-16 Medtronic, Inc. Saturation en oxygène dans un tissu à étalonnage absolu et fraction de volume d'hémoglobine total
EP2440285B1 (fr) 2009-06-10 2021-08-04 Medtronic, Inc. Surveillance de l'oxygénation d'un tissu dans le cas d'une insuffisance cardiaque
EP2440116B1 (fr) 2009-06-10 2018-02-28 Medtronic, Inc. Dispositif et méthode de surveillance de la saturation en oxygène absolue et de la concentration d'hémoglobine dans un tissu
US8391979B2 (en) 2009-06-10 2013-03-05 Medtronic, Inc. Shock reduction using absolute calibrated tissue oxygen saturation and total hemoglobin volume fraction
US8352008B2 (en) 2009-06-10 2013-01-08 Medtronic, Inc. Active noise cancellation in an optical sensor signal
US20110066017A1 (en) 2009-09-11 2011-03-17 Medtronic, Inc. Method and apparatus for post-shock evaluation using tissue oxygenation measurements
GB201020827D0 (en) 2010-12-08 2011-01-19 Fotech Solutions Ltd Distrubuted optical fibre sensor
US9693716B2 (en) 2011-03-09 2017-07-04 Medtronic, Inc. Optical sensor system and measurement method
US9610444B2 (en) 2013-03-15 2017-04-04 Pacesetter, Inc. Erythropoeitin production by electrical stimulation
US10646144B2 (en) 2015-12-07 2020-05-12 Marcelo Malini Lamego Wireless, disposable, extended use pulse oximeter apparatus and methods
WO2017123764A1 (fr) * 2016-01-12 2017-07-20 Bloodworks, Llc Dispositif modulaire à sonde de mesure du sang intravasculaire par fibre optique périphérique et procédé associé
US11389095B2 (en) 2016-07-29 2022-07-19 Los Angeles Biomedical Research Institute At Harbor Ucla Medical Center Integrated fiber optic sensor umbilical catheter
US10659963B1 (en) 2018-02-12 2020-05-19 True Wearables, Inc. Single use medical device apparatus and methods
CN108375672B (zh) * 2018-02-14 2022-06-24 京东方科技集团股份有限公司 一种生物检测芯片及其检测方法
US10994076B1 (en) 2019-07-25 2021-05-04 Circulatech, Llc Methods and devices to prevent obstructions in medical tubes

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3647299A (en) * 1970-04-20 1972-03-07 American Optical Corp Oximeter

Also Published As

Publication number Publication date
GB1419701A (fr) 1975-12-31
FR2173981A1 (fr) 1973-10-12
GB1419702A (fr) 1975-12-31
AU5142773A (en) 1974-08-15
CH593067A5 (fr) 1977-11-15
DE2304046A1 (de) 1973-08-09
DE2365342A1 (de) 1975-02-27
AU463065B2 (en) 1975-07-17
CA971768A (en) 1975-07-29
US3847483A (en) 1974-11-12
NL7301460A (fr) 1973-08-03
DE2304046B2 (de) 1975-05-22
FR2173981B1 (fr) 1974-02-01

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