GB2033575B - Investigating substances in a patient's bloodstream - Google Patents

Investigating substances in a patient's bloodstream

Info

Publication number
GB2033575B
GB2033575B GB7929659A GB7929659A GB2033575B GB 2033575 B GB2033575 B GB 2033575B GB 7929659 A GB7929659 A GB 7929659A GB 7929659 A GB7929659 A GB 7929659A GB 2033575 B GB2033575 B GB 2033575B
Authority
GB
United Kingdom
Prior art keywords
bloodstream
patient
investigating substances
investigating
substances
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
Application number
GB7929659A
Other versions
GB2033575A (en
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB2033575A publication Critical patent/GB2033575A/en
Application granted granted Critical
Publication of GB2033575B publication Critical patent/GB2033575B/en
Expired 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
    • A61B5/145—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
    • A61B5/02—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
    • 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
    • A61B5/145—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
    • A61B5/14532—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 glucose, e.g. by tissue impedance measurement
    • 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
    • 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
    • A61B5/1477—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 non-invasive
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
    • G01F1/661—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters using light
GB7929659A 1978-05-24 1979-08-24 Investigating substances in a patient's bloodstream Expired GB2033575B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2213278 1978-05-24

Publications (2)

Publication Number Publication Date
GB2033575A GB2033575A (en) 1980-05-21
GB2033575B true GB2033575B (en) 1983-03-02

Family

ID=10174414

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7929659A Expired GB2033575B (en) 1978-05-24 1979-08-24 Investigating substances in a patient's bloodstream

Country Status (1)

Country Link
GB (1) GB2033575B (en)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2823769C2 (en) * 1978-05-31 1985-08-22 Albert Prof. Dr. 3550 Marburg Huch Measuring head with thermal stabilization
EP0276344A1 (en) * 1982-09-30 1988-08-03 Yoshiaki Omura Non-invasive monitoring of blood flow and cerebral blood pressure using ultra miniature reflection type photoelectric plethysmographic sensors
ATE42673T1 (en) * 1984-05-04 1989-05-15 Kurashiki Boseki Kk SPECTROPHOTOMETRIC DEVICE FOR THE BLOOD-FREE DETERMINATION OF GLUCOSE IN LIVING TISSUE.
US4655225A (en) * 1985-04-18 1987-04-07 Kurabo Industries Ltd. Spectrophotometric method and apparatus for the non-invasive
EP0267978B1 (en) * 1986-11-17 1991-08-28 PPG Hellige GmbH Combination sensor for the transcutaneous detection of oxygen and carbon dioxide in blood
JP2907342B2 (en) * 1988-01-29 1999-06-21 ザ リージェンツ オブ ザ ユニバーシティー オブ カリフォルニア Ion infiltration non-invasive sampling or delivery device
US5246004A (en) * 1990-02-02 1993-09-21 Angiomedics Ii, Inc. Infrared cholesterol sensor
US5222495A (en) * 1990-02-02 1993-06-29 Angiomedics Ii, Inc. Non-invasive blood analysis by near infrared absorption measurements using two closely spaced wavelengths
US5115133A (en) * 1990-04-19 1992-05-19 Inomet, Inc. Testing of body fluid constituents through measuring light reflected from tympanic membrane
US5146091A (en) * 1990-04-19 1992-09-08 Inomet, Inc. Body fluid constituent measurement utilizing an interference pattern
US5533509A (en) * 1993-08-12 1996-07-09 Kurashiki Boseki Kabushiki Kaisha Method and apparatus for non-invasive measurement of blood sugar level
US5582184A (en) 1993-10-13 1996-12-10 Integ Incorporated Interstitial fluid collection and constituent measurement
JPH07250826A (en) * 1994-03-14 1995-10-03 Sony Corp Blood sugar value measuring apparatus
US6614522B1 (en) 1995-09-08 2003-09-02 Integ, Inc. Body fluid sampler
AU7015096A (en) * 1995-09-08 1997-04-09 Integ, Inc. Body fluid sampler
US5879367A (en) 1995-09-08 1999-03-09 Integ, Inc. Enhanced interstitial fluid collection
US6624882B2 (en) 1995-09-08 2003-09-23 Integ, Inc. Methods of sampling body fluid
DE19613225C1 (en) * 1996-04-02 1997-08-28 Barnikol Wolfgang Device for the simultaneous epi-tissue measurement of the intra-tissue oxygen partial pressure and the oxygen conductivity
US5890489A (en) * 1996-04-23 1999-04-06 Dermal Therapy (Barbados) Inc. Method for non-invasive determination of glucose in body fluids
US5830146A (en) * 1997-03-17 1998-11-03 Polartechnics Limited Sheathed probes for tissue type recognition
US5792053A (en) * 1997-03-17 1998-08-11 Polartechnics, Limited Hybrid probe for tissue type recognition
SE512047C2 (en) * 1998-03-02 2000-01-17 John Jacob Engellau Measuring device, especially for blood sugar determination
US6368563B1 (en) 1999-03-12 2002-04-09 Integ, Inc. Collection well for body fluid tester
AT409451B (en) 1999-12-14 2002-08-26 Hoffmann La Roche DEVICE FOR DETERMINING THE LOCAL DISTRIBUTION OF A MEASURED VALUE
JP4855639B2 (en) 2001-03-06 2012-01-18 ソリアニス・ホールディング・アーゲー Method and apparatus for determining the concentration of a substance in a body fluid
US7315767B2 (en) 2001-03-06 2008-01-01 Solianis Holding Ag Impedance spectroscopy based systems and methods
EP1691671B1 (en) 2002-09-04 2009-10-21 Solianis Holding AG Method and device for measuring glucose
ATE419783T1 (en) 2002-09-24 2009-01-15 Solianis Holding Ag DEVICE FOR MEASURING GLUCOSE CONCENTRATIONS
EP1694197B1 (en) 2003-12-02 2011-11-02 Solianis Holding AG A device and method for measuring a property of living tissue
KR101118870B1 (en) 2004-06-07 2012-03-19 솔리아니스 홀딩 아게 A device for determining a parameter of living tissue
EP2329764A3 (en) 2005-11-10 2011-10-19 Solianis Holding AG Device for determining the glucose level in body tissue
WO2008132205A1 (en) 2007-04-27 2008-11-06 Sentec Ag Device and method for transcutaneous determination of blood gases
GB201420919D0 (en) * 2014-11-25 2015-01-07 Nottingham University Hospitals Nhs Trust And Barker Brettell Llp And University Of Nottingham Airway maintenance device
CN106377255B (en) * 2016-08-30 2020-01-21 苏州涵轩信息科技有限公司 Blood state display equipment and method

Also Published As

Publication number Publication date
GB2033575A (en) 1980-05-21

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee