ATE313295T1 - Vorrichtung zur schnellen bestimmung des zerebralen zustands eines patienten - Google Patents

Vorrichtung zur schnellen bestimmung des zerebralen zustands eines patienten

Info

Publication number
ATE313295T1
ATE313295T1 AT01974603T AT01974603T ATE313295T1 AT E313295 T1 ATE313295 T1 AT E313295T1 AT 01974603 T AT01974603 T AT 01974603T AT 01974603 T AT01974603 T AT 01974603T AT E313295 T1 ATE313295 T1 AT E313295T1
Authority
AT
Austria
Prior art keywords
patient
entropy
indication
signal data
eeg
Prior art date
Application number
AT01974603T
Other languages
English (en)
Inventor
Hanna E Vierto-Oja
Borje T Rantala
Original Assignee
Instrumentarium 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 Instrumentarium Corp filed Critical Instrumentarium Corp
Application granted granted Critical
Publication of ATE313295T1 publication Critical patent/ATE313295T1/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
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/316—Modalities, i.e. specific diagnostic methods
    • A61B5/369—Electroencephalography [EEG]
    • A61B5/372—Analysis of electroencephalograms
    • A61B5/374—Detecting the frequency distribution of signals, e.g. detecting delta, theta, alpha, beta or gamma waves
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/16—Devices for psychotechnics; Testing reaction times ; Devices for evaluating the psychological state
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/316—Modalities, i.e. specific diagnostic methods
    • A61B5/369—Electroencephalography [EEG]
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/316—Modalities, i.e. specific diagnostic methods
    • A61B5/389—Electromyography [EMG]
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/48—Other medical applications
    • A61B5/4821—Determining level or depth of anaesthesia
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/316—Modalities, i.e. specific diagnostic methods
    • 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
    • A61B5/7203—Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal
    • 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
    • A61B5/7253—Details of waveform analysis characterised by using transforms
    • A61B5/7257—Details of waveform analysis characterised by using transforms using Fourier transforms
    • 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
    • A61B5/7253—Details of waveform analysis characterised by using transforms
    • A61B5/726—Details of waveform analysis characterised by using transforms using Wavelet transforms
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2218/00—Aspects of pattern recognition specially adapted for signal processing
    • G06F2218/08—Feature extraction

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Animal Behavior & Ethology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Biomedical Technology (AREA)
  • Medical Informatics (AREA)
  • Psychology (AREA)
  • Psychiatry (AREA)
  • Anesthesiology (AREA)
  • Educational Technology (AREA)
  • Developmental Disabilities (AREA)
  • Social Psychology (AREA)
  • Child & Adolescent Psychology (AREA)
  • Hospice & Palliative Care (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
AT01974603T 2000-10-16 2001-10-12 Vorrichtung zur schnellen bestimmung des zerebralen zustands eines patienten ATE313295T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/688,891 US6731975B1 (en) 2000-10-16 2000-10-16 Method and apparatus for determining the cerebral state of a patient with fast response
PCT/IB2001/001932 WO2002032305A1 (en) 2000-10-16 2001-10-12 Method and apparatus for determining the cerebral state of a patient with fast response

Publications (1)

Publication Number Publication Date
ATE313295T1 true ATE313295T1 (de) 2006-01-15

Family

ID=24766195

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01974603T ATE313295T1 (de) 2000-10-16 2001-10-12 Vorrichtung zur schnellen bestimmung des zerebralen zustands eines patienten

Country Status (8)

Country Link
US (3) US6731975B1 (de)
EP (1) EP1328193B1 (de)
JP (1) JP4030869B2 (de)
AT (1) ATE313295T1 (de)
AU (1) AU2001294116A1 (de)
CA (1) CA2396545A1 (de)
DE (1) DE60116132T2 (de)
WO (1) WO2002032305A1 (de)

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Also Published As

Publication number Publication date
EP1328193B1 (de) 2005-12-21
CA2396545A1 (en) 2002-04-25
JP4030869B2 (ja) 2008-01-09
US6731975B1 (en) 2004-05-04
AU2001294116A1 (en) 2002-04-29
US20040082876A1 (en) 2004-04-29
JP2004511286A (ja) 2004-04-15
WO2002032305A1 (en) 2002-04-25
EP1328193A1 (de) 2003-07-23
DE60116132D1 (de) 2006-01-26
US7228169B2 (en) 2007-06-05
DE60116132T2 (de) 2006-07-13
US20030167019A1 (en) 2003-09-04

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