JPH10501163A - 脳のバイオポテンシャル分析システム及び方法 - Google Patents
脳のバイオポテンシャル分析システム及び方法Info
- Publication number
- JPH10501163A JPH10501163A JP8501313A JP50131396A JPH10501163A JP H10501163 A JPH10501163 A JP H10501163A JP 8501313 A JP8501313 A JP 8501313A JP 50131396 A JP50131396 A JP 50131396A JP H10501163 A JPH10501163 A JP H10501163A
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- JP
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- Prior art keywords
- bin
- variable
- diagnostic index
- value
- spectrum
- 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.)
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Classifications
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- 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
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- 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
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- 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
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- 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
- A61B5/725—Details of waveform analysis using specific filters therefor, e.g. Kalman or adaptive filters
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- 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
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- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
- G16H15/00—ICT specially adapted for medical reports, e.g. generation or transmission thereof
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Veterinary Medicine (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Physics & Mathematics (AREA)
- Animal Behavior & Ethology (AREA)
- Psychiatry (AREA)
- Physiology (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Artificial Intelligence (AREA)
- Signal Processing (AREA)
- Psychology (AREA)
- Epidemiology (AREA)
- Anesthesiology (AREA)
- Primary Health Care (AREA)
- Child & Adolescent Psychology (AREA)
- Developmental Disabilities (AREA)
- Educational Technology (AREA)
- Hospice & Palliative Care (AREA)
- Social Psychology (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
- Investigating Or Analysing Biological Materials (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.バイオポテンシャル現象の存在/不存在を定量化するための診断用インデ ックスを発生させる方法であって、 生体から、バイオポテンシャル現象を表す電気信号を取得するステップと 、 該取得された電気信号からスペクトル値を発生させるステップと、 該スペクトル値を、少なくとも1の所定のビンの範囲のスペクトル値に選 別するステップと、 該少なくとも1のビンの各々に存在するスペクトル値を表す少なくとも1 の変数を選択するステップと、 該選択された少なくとも1の変数に所定の係数を掛けてビンプロダクトを 取得するステップと、 該ビンプロダクトを合計し、前記現象の存在/不存在の程度を表す診断用 インデックスを取得するステップと、 を含んでいることを特徴とする方法。 2.前記スペクトル値はパワースペクトル値であることを特徴とする請求項1 記載の診断用インデックス発生方法。 3.前記スペクトル値はバイペクトル値であることを特徴とする請求項1記載 の診断用インデックス発生方法。 4.前記スペクトル値はk番オーダーペクトル値(kは2より大)であること を特徴とする請求項1記載の診断用インデックス発生方法。 5.前記少なくとも1の変数は前記ビンのスペクトル値の平均値であることを 特徴とする請求項1記載の診断用インデックス発生方法。 6.前記少なくとも1の変数は前記ビンのスペクトル値のメジアン値であるこ とを特徴とする請求項1記載の診断用インデックス発生方法。 7.前記少なくとも1の変数は前記ビンのスペクトル値の標準偏差値であるこ とを特徴とする請求項1記載の診断用インデックス発生方法。 8.前記少なくとも1の変数は前記ビンのスペクトル値の最大値であることを 特徴とする請求項1記載の診断用インデックス発生方法。 9.前記少なくとも1の変数は前記ビンのスペクトル値の最小値であることを 特徴とする請求項1記載の診断用インデックス発生方法。 10.前記少なくとも1の変数は前記ビンから予め選択されたポジション値であ ることを特徴とする請求項1記載の診断用インデックス発生方法。 11.前記少なくとも1の変数は特定ランクオーダー変数であることを特徴とす る請求項1記載の診断用インデックス発生方法。 12.バイオポテンシャル現象の存在/不存在を定量化するための診断用インデ ックスを発生させるシステムであって、 生体から、バイオポテンシャル現象を表す電気信号を取得する手段と、 該取得された電気信号からスペクトル値を発生させる手段と、 該スペクトル値を、少なくとも1の所定のビンの範囲のスペクトル値に選 別する手段と、 該少なくとも1のビンの各々に存在するスペクトル値を表す少なくとも1 の変数を選択する手段と、 該選択された少なくとも1の変数に所定の係数を掛けてビンプロダクトを 取得する手段と、 該ビンプロダクトを合計し、前記現象の存在/不存在の程度を表す診断用 インデックスを取得する手段と、 を含んでいることを特徴とするシステム。 13.前記スペクトル値はパワースペクトル値であることを特徴とする請求項1 2記載の診断用インデックス発生システム。 14.前記スペクトル値はバイペクトル値であることを特徴とする請求項12記 載の診断用インデックス発生システム。 15.前記スペクトル値はk番オーダーペクトル値(kは2より大)であること を特徴とする請求項12記載の診断用インデックス発生システム。 16.前記少なくとも1の変数は前記ビンのスペクトル値の平均値であることを 特徴とする請求項12記載の診断用インデックス発生システム。 17.前記少なくとも1の変数は前記ビンのスペクトル値のメジアン値であるこ とを特徴とする請求項12記載の診断用インデックス発生システム。 18.前記少なくとも1の変数は前記ビンのスペクトル値の標準偏差値であるこ とを特徴とする請求項12記載の診断用インデックス発生システム。 19.前記少なくとも1の変数は前記ビンのスペクトル値の最大値であることを 特徴とする請求項12記載の診断用インデックス発生システム。 20.前記少なくとも1の変数は前記ビンのスペクトル値の最小値であることを 特徴とする請求項12記載の診断用インデックス発生システム。 21.前記少なくとも1の変数は前記ビンから予め選択されたポジション値であ ることを特徴とする請求項12記載の診断用インデックス発生システム。 22.前記少なくとも1の変数は特定ランクオーダー変数であることを特徴とす る請求項12記載の診断用インデックス発生システム。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/257,356 US5458117A (en) | 1991-10-25 | 1994-06-09 | Cerebral biopotential analysis system and method |
US08/257,356 | 1994-06-09 | ||
PCT/US1995/007310 WO1995033404A1 (en) | 1994-06-09 | 1995-06-08 | Cerebral biopotential analysis system and method |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH10501163A true JPH10501163A (ja) | 1998-02-03 |
Family
ID=22975980
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8501313A Pending JPH10501163A (ja) | 1994-06-09 | 1995-06-08 | 脳のバイオポテンシャル分析システム及び方法 |
Country Status (8)
Country | Link |
---|---|
US (1) | US5458117A (ja) |
EP (1) | EP0764001B1 (ja) |
JP (1) | JPH10501163A (ja) |
AT (1) | ATE240077T1 (ja) |
CA (1) | CA2191594C (ja) |
DE (1) | DE69530768T2 (ja) |
ES (1) | ES2199994T3 (ja) |
WO (1) | WO1995033404A1 (ja) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2003528682A (ja) * | 2000-03-31 | 2003-09-30 | ダンミーター・アクティーゼルスカブ | 聴覚誘発電位のモニタリング |
JP2003532460A (ja) * | 2000-04-17 | 2003-11-05 | グラハム,スチュワート | 視覚機能の対物電気生理学的評価方法および装置 |
JP2010110631A (ja) * | 2001-06-13 | 2010-05-20 | Compumedics Ltd | 意識を監視するための方法および装置 |
JP2016509515A (ja) * | 2013-02-27 | 2016-03-31 | ティ・オ・ドォッブルビィ・エンジニアリング・アー/エス | 埋込可能部を備えるeegモニタにおける電極および漏れ電流テスト |
JP2020048838A (ja) * | 2018-09-26 | 2020-04-02 | 株式会社国際電気通信基礎技術研究所 | 推定装置、推定プログラムおよび推定方法 |
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DE19519267A1 (de) * | 1995-05-31 | 1996-12-05 | Christoph Herrmann | Verfahren und Einrichtung zum Auswerten von Elektroenzephalogramm-Aufnahmen |
WO1996038087A1 (fr) * | 1995-06-02 | 1996-12-05 | Colin Corporation | Detecteur de profondeur d'anesthesie |
JPH09271516A (ja) * | 1996-04-05 | 1997-10-21 | Nippon Koden Corp | 麻酔深度判定方法及び装置 |
EP0828225A1 (de) * | 1996-09-04 | 1998-03-11 | Siemens Aktiengesellschaft | Verfahren und Vorrichtung zum Auswerten von EEG-Daten |
US5899867A (en) * | 1996-10-11 | 1999-05-04 | Collura; Thomas F. | System for self-administration of electroencephalographic (EEG) neurofeedback training |
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DE19725214C1 (de) | 1997-06-15 | 1998-11-19 | Mario Dr Siebler | Vorrichtung zum Messen und Analysieren elektrischer Hirnströme |
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JP2016509515A (ja) * | 2013-02-27 | 2016-03-31 | ティ・オ・ドォッブルビィ・エンジニアリング・アー/エス | 埋込可能部を備えるeegモニタにおける電極および漏れ電流テスト |
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DE69530768D1 (de) | 2003-06-18 |
ATE240077T1 (de) | 2003-05-15 |
EP0764001A1 (en) | 1997-03-26 |
WO1995033404A1 (en) | 1995-12-14 |
DE69530768T2 (de) | 2004-03-18 |
ES2199994T3 (es) | 2004-03-01 |
EP0764001A4 (en) | 1998-06-10 |
US5458117A (en) | 1995-10-17 |
CA2191594A1 (en) | 1995-12-14 |
EP0764001B1 (en) | 2003-05-14 |
CA2191594C (en) | 2005-09-20 |
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