WO1999025241A1 - Determining the state of an oximetry sensor - Google Patents
Determining the state of an oximetry sensor Download PDFInfo
- Publication number
- WO1999025241A1 WO1999025241A1 PCT/US1998/022959 US9822959W WO9925241A1 WO 1999025241 A1 WO1999025241 A1 WO 1999025241A1 US 9822959 W US9822959 W US 9822959W WO 9925241 A1 WO9925241 A1 WO 9925241A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- sensor
- detector signal
- metric values
- signal
- neural net
- Prior art date
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/0059—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
- A61B5/145—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
- A61B5/14551—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 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
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
- A61B5/6843—Monitoring or controlling sensor contact pressure
-
- 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
- A61B5/7235—Details of waveform analysis
- A61B5/7264—Classification of physiological signals or data, e.g. using neural networks, statistical classifiers, expert systems or fuzzy systems
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Medical Informatics (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Biophysics (AREA)
- Molecular Biology (AREA)
- Pathology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Optics & Photonics (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000520684A JP4748854B2 (en) | 1997-11-19 | 1998-10-29 | Method and medium for determining whether a sensor is connected to a blood perfused tissue sample |
CA002310000A CA2310000C (en) | 1997-11-19 | 1998-10-29 | Determining the state of an oximetry sensor |
EP98959372A EP1032301A1 (en) | 1997-11-19 | 1998-10-29 | Determining the state of an oximetry sensor |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/974,274 US6035223A (en) | 1997-11-19 | 1997-11-19 | Method and apparatus for determining the state of an oximetry sensor |
US08/974,274 | 1997-11-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1999025241A1 true WO1999025241A1 (en) | 1999-05-27 |
Family
ID=25521833
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US1998/022959 WO1999025241A1 (en) | 1997-11-19 | 1998-10-29 | Determining the state of an oximetry sensor |
Country Status (5)
Country | Link |
---|---|
US (1) | US6035223A (en) |
EP (1) | EP1032301A1 (en) |
JP (2) | JP4748854B2 (en) |
CA (1) | CA2310000C (en) |
WO (1) | WO1999025241A1 (en) |
Cited By (3)
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WO2001035815A1 (en) * | 1999-11-17 | 2001-05-25 | Odicrain Gmbh | Appliance and a method for examining biological tissue |
EP1139865A1 (en) * | 1998-11-16 | 2001-10-10 | S.P.O. Medical Equipment Ltd. | A sensor for radiance based diagnostics |
JP2017211285A (en) * | 2016-05-26 | 2017-11-30 | 株式会社島津製作所 | Analysis data processing device |
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- 1998-10-29 JP JP2000520684A patent/JP4748854B2/en not_active Expired - Fee Related
- 1998-10-29 EP EP98959372A patent/EP1032301A1/en not_active Ceased
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EP1139865A1 (en) * | 1998-11-16 | 2001-10-10 | S.P.O. Medical Equipment Ltd. | A sensor for radiance based diagnostics |
EP1139865A4 (en) * | 1998-11-16 | 2003-05-21 | S P O Medical Equipment Ltd | A sensor for radiance based diagnostics |
WO2001035815A1 (en) * | 1999-11-17 | 2001-05-25 | Odicrain Gmbh | Appliance and a method for examining biological tissue |
JP2017211285A (en) * | 2016-05-26 | 2017-11-30 | 株式会社島津製作所 | Analysis data processing device |
Also Published As
Publication number | Publication date |
---|---|
JP2001522680A (en) | 2001-11-20 |
CA2310000C (en) | 2008-01-29 |
CA2310000A1 (en) | 1999-05-27 |
EP1032301A1 (en) | 2000-09-06 |
JP4748854B2 (en) | 2011-08-17 |
US6035223A (en) | 2000-03-07 |
JP2010234059A (en) | 2010-10-21 |
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