IT948000B - Sistema amplificatore e verifica tore per rivelatore di gas nel sangue - Google Patents

Sistema amplificatore e verifica tore per rivelatore di gas nel sangue

Info

Publication number
IT948000B
IT948000B IT21191/72A IT2119172A IT948000B IT 948000 B IT948000 B IT 948000B IT 21191/72 A IT21191/72 A IT 21191/72A IT 2119172 A IT2119172 A IT 2119172A IT 948000 B IT948000 B IT 948000B
Authority
IT
Italy
Prior art keywords
amplifier
verification system
gas detector
blood gas
blood
Prior art date
Application number
IT21191/72A
Other languages
English (en)
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Application granted granted Critical
Publication of IT948000B publication Critical patent/IT948000B/it

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
    • A61B5/1468—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 chemical or electrochemical methods, e.g. by polarographic means
    • A61B5/1473—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 chemical or electrochemical methods, e.g. by polarographic means 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
    • A61B5/145—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
    • A61B5/1491—Heated applicators
    • 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
    • A61B5/1495—Calibrating or testing of in-vivo probes
IT21191/72A 1971-03-15 1972-02-29 Sistema amplificatore e verifica tore per rivelatore di gas nel sangue IT948000B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12436471A 1971-03-15 1971-03-15

Publications (1)

Publication Number Publication Date
IT948000B true IT948000B (it) 1973-05-30

Family

ID=22414422

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21191/72A IT948000B (it) 1971-03-15 1972-02-29 Sistema amplificatore e verifica tore per rivelatore di gas nel sangue

Country Status (6)

Country Link
US (1) US3710778A (it)
CA (1) CA954943A (it)
DE (1) DE2211825A1 (it)
FR (1) FR2129671A5 (it)
IT (1) IT948000B (it)
NL (1) NL7203130A (it)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3893448A (en) * 1973-11-26 1975-07-08 John W Brantigan Catheter device for use in detecting gas in body fluids and tissue
US3922598A (en) * 1974-08-15 1975-11-25 Robert R Steuer Hematocrit measurements by electrical conductivity
US4047099A (en) * 1975-09-15 1977-09-06 Uniloc, Incorporated Method and apparatus for determining boiler water conductivity
US4269194A (en) * 1978-02-13 1981-05-26 Rayburn Robert L Carbon dioxide measurement from expired gases in a partial rebreathing anesthesia circuit
US4230988A (en) * 1978-09-07 1980-10-28 Hewlett-Packard Company Resistance neutralizing system for electrochemical devices
US4301807A (en) * 1979-12-05 1981-11-24 Novametrix Medical Systems, Inc. Apparatus and method for temperature compensated transcutaneous carbon dioxide measurement
US4690147A (en) * 1983-04-19 1987-09-01 Mitsubishi Rayon Co., Ltd. Method and apparatus for measuring gas partial pressure in living body
US4503859A (en) * 1983-06-16 1985-03-12 William Beaumont Hospital Esophageal function and EKG monitor
US4716887A (en) * 1985-04-11 1988-01-05 Telectronics N.V. Apparatus and method for adjusting heart/pacer rate relative to cardiac pCO2 to obtain a required cardiac output
US4827933A (en) * 1986-10-30 1989-05-09 Telectronics N.V. Apparatus and method for adjusting heart/pacer rate relative to cardiac pO2 obtain a required cardiac output
US5045285A (en) * 1989-09-05 1991-09-03 United States Of America As Represented By The Secretary Of The Air Force Gaseous component identification with polymeric film sensor
CA2112004C (en) * 1992-12-21 2000-02-22 Kenneth M. Ledez Gas amount and solubility investigation apparatus
US5697366A (en) * 1995-01-27 1997-12-16 Optical Sensors Incorporated In situ calibration system for sensors located in a physiologic line
US6073048A (en) * 1995-11-17 2000-06-06 Medtronic, Inc. Baroreflex modulation with carotid sinus nerve stimulation for the treatment of heart failure
US6478748B1 (en) * 1998-04-30 2002-11-12 Geratherm Medical Ag Medical telemetry system
US6208888B1 (en) 1999-02-03 2001-03-27 Cardiac Pacemakers, Inc. Voltage sensing system with input impedance balancing for electrocardiogram (ECG) sensing applications
US6496721B1 (en) 2000-04-28 2002-12-17 Cardiac Pacemakers, Inc. Automatic input impedance balancing for electrocardiogram (ECG) sensing applications
US20060289003A1 (en) * 2004-08-20 2006-12-28 Lackner Klaus S Laminar scrubber apparatus for capturing carbon dioxide from air and methods of use
US20060051274A1 (en) * 2004-08-23 2006-03-09 Wright Allen B Removal of carbon dioxide from air
WO2007018558A2 (en) * 2005-07-20 2007-02-15 The Trustees Of Columbia University In The City Of New York Electrochemical recovery of carbon dioxide from alkaline solvents
US9266051B2 (en) 2005-07-28 2016-02-23 Carbon Sink, Inc. Removal of carbon dioxide from air
KR20080082597A (ko) * 2005-07-28 2008-09-11 글로벌 리서치 테크놀로지스, 엘엘씨 공기로부터 이산화탄소의 제거
MX2008011464A (es) 2006-03-08 2008-09-24 Global Res Technologies Llc Colector de aire con membrana funcionalizada de intercambio ionico para capturar dioxido de carbono (co2) ambiental.
CN104826450B (zh) * 2006-10-02 2021-08-27 碳汇公司 从空气中提取co2的方法和装置
AU2008242845B2 (en) 2007-04-17 2012-08-23 Carbon Sink, Inc. Capture of carbon dioxide (CO2) from air
CN101848754A (zh) 2007-11-05 2010-09-29 环球研究技术有限公司 从空气中除去二氧化碳
JP2011504140A (ja) 2007-11-20 2011-02-03 グローバル リサーチ テクノロジーズ，エルエルシー 周囲ｃｏ２を捕捉するための機能性イオン交換膜を備えた空気収集機
WO2009105566A2 (en) 2008-02-19 2009-08-27 Global Research Technologies, Llc Extraction and sequestration of carbon dioxide
WO2009149292A1 (en) * 2008-06-04 2009-12-10 Global Research Technologies, Llc Laminar flow air collector with solid sorbent materials for capturing ambient co2
WO2010019608A1 (en) * 2008-08-11 2010-02-18 Global Research Technologies, Llc Method and apparatus for removing ammonia from a gas stream
CA3091524A1 (en) 2018-02-16 2019-08-22 Carbon Sink, Inc. Fluidized bed extractors for capture of co2 from ambient air

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2886770A (en) * 1954-07-07 1959-05-12 Standard Oil Co Polarographic method and apparatus
US2764892A (en) * 1954-10-29 1956-10-02 Ind Instr Inc Combination conductivity and temperature indicator
US3430130A (en) * 1966-05-20 1969-02-25 Carl A Schneider Conductivity measuring circuit utilizing conductivity cell as input resistance of an operational amplifier
US3514377A (en) * 1967-11-27 1970-05-26 Gen Electric Measurement of oxygen-containing gas compositions and apparatus therefor
US3572315A (en) * 1968-11-26 1971-03-23 John S Cullen Intravascular catheter with gas-permeable tip
US3605728A (en) * 1969-06-19 1971-09-20 Lockheed Aircraft Corp Current limiting safety electrode lead

Also Published As

Publication number Publication date
FR2129671A5 (it) 1972-10-27
US3710778A (en) 1973-01-16
NL7203130A (it) 1972-09-19
DE2211825A1 (de) 1972-09-28
CA954943A (en) 1974-09-17

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