JP6055679B2 - 生体信号加算平均処理装置 - Google Patents
生体信号加算平均処理装置 Download PDFInfo
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- JP6055679B2 JP6055679B2 JP2013001177A JP2013001177A JP6055679B2 JP 6055679 B2 JP6055679 B2 JP 6055679B2 JP 2013001177 A JP2013001177 A JP 2013001177A JP 2013001177 A JP2013001177 A JP 2013001177A JP 6055679 B2 JP6055679 B2 JP 6055679B2
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- 238000012935 Averaging Methods 0.000 title claims description 24
- 238000012545 processing Methods 0.000 claims description 52
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- 238000005259 measurement Methods 0.000 description 37
- 230000000763 evoking effect Effects 0.000 description 20
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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
-
- 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]
- A61B5/377—Electroencephalography [EEG] using evoked responses
-
- 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
- A61B5/24—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
- A61B5/72—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
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Medical Informatics (AREA)
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- Biophysics (AREA)
- Pathology (AREA)
- Veterinary Medicine (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Public Health (AREA)
- Molecular Biology (AREA)
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- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Psychiatry (AREA)
- Psychology (AREA)
- Signal Processing (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Physiology (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
Description
12 波形入力部
13 波形処理部
14、114 計測部
15 予測部
16 表示部
17 制御部
18 入力部
21、121 加算平均処理手段
22、122 ノイズレベル検出手段
31 表示手段
32 表示制御手段
119 刺激部
Claims (6)
- 類似した波形が繰り返し現れる生体信号を連続して得るための信号取得手段と、前記信号取得手段によって得られた前記類似した波形を所定時間毎または前記類似した波形が出現する所定回数毎に所望の開始時点から加算平均して加算平均波形を求める加算平均処理手段と、を備え、前記生体信号に含まれるランダムノイズを除去した生体信号を取り出す生体信号加算平均処理装置において、
前記開始時点から前記所定時間毎または前記所定回数毎に前記信号取得手段によって得られた前記生体信号に含まれるランダムノイズのノイズレベルを検出するノイズレベル検出手段と、
前記ノイズレベル検出手段により検出されたノイズレベルを用いて、その時点から先のノイズレベルを予測するノイズレベル予測手段と、
情報を表示するための表示手段と、
前記ノイズレベル検出手段により検出されたノイズレベルを前記所定時間または前記所定回数に関連させて時系列で前記表示手段の画面に表示させる表示制御手段と、
を備え、
前記表示制御手段は、更に、前記ノイズレベル予測手段により予測されたノイズレベルを前記表示手段の画面に表示することを特徴とする生体信号加算平均処理装置。 - 前記表示制御手段は、その時点までのノイズレベルを前記所定時間または前記所定回数に関連させて表示すると共に予測されたノイズレベルを前記表示手段の画面に表示することを特徴とする請求項1項に記載の生体信号加算平均処理装置。
- 前記生体信号は心電図信号であり、
前記加算平均処理手段は、前記信号取得手段によって得られた前記心電図信号を前記所定時間毎に前記所望の開始時点から加算平均して加算心電図を求め、
前記ノイズレベル検出手段により検出されるランダムノイズのノイズレベルが所定の値より小さい時の前記加算心電図が加算心電図検査に使用されることを特徴とする請求項1に記載の生体信号加算平均処理装置。 - 前記表示制御手段が表示手段に表示させるノイズレベルは、ノイズレベルを、前記所定時間または前記所定回数に関連させた数値と前記所定時間または前記所定回数に関連させたグラフとの少なくとも一方であることを特徴とする請求項1に記載の生体信号加算平均処理装置。
- 前記表示制御手段は、ノイズレベルの値が閾値を超えると、ノイズレベルの表示態様を変更して表示手段の画面に表示することを特徴とする請求項1に記載の生体信号加算平均処理装置。
- 前記表示態様の変更は、色変化、テクスチャの変化、文字の太さ・大きさ・フォント・スタイルの少なくともいずれか一つの変化により行うことを特徴とする請求項5に記載の生体信号加算平均処理装置。
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JP2013001177A JP6055679B2 (ja) | 2013-01-08 | 2013-01-08 | 生体信号加算平均処理装置 |
EP13198513.7A EP2752157A1 (en) | 2013-01-08 | 2013-12-19 | Biological signal averaging processing device |
US14/140,056 US9693735B2 (en) | 2013-01-08 | 2013-12-24 | Biological signal averaging processing device |
CN201310727452.5A CN103908248A (zh) | 2013-01-08 | 2013-12-25 | 生物信号平均处理装置 |
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JP2013001177A JP6055679B2 (ja) | 2013-01-08 | 2013-01-08 | 生体信号加算平均処理装置 |
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JP2014132928A JP2014132928A (ja) | 2014-07-24 |
JP6055679B2 true JP6055679B2 (ja) | 2016-12-27 |
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US (1) | US9693735B2 (ja) |
EP (1) | EP2752157A1 (ja) |
JP (1) | JP6055679B2 (ja) |
CN (1) | CN103908248A (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
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ES2916675T3 (es) * | 2013-09-30 | 2022-07-05 | Safeop Surgical Inc | Sistemas y métodos para evitar la contaminación de señales biológicas registradas durante una cirugía |
EP3340871B1 (en) * | 2015-08-25 | 2023-11-29 | Koninklijke Philips N.V. | High/low frequency signal quality evaluations of ecg lead signals |
CN105212924A (zh) * | 2015-10-10 | 2016-01-06 | 安徽尚舟电子科技有限公司 | 一种基于脑电波疲劳驾驶检测方法及其装置 |
JP6694733B2 (ja) | 2016-02-26 | 2020-05-20 | 日本光電工業株式会社 | 誘発電位測定装置 |
WO2018023696A1 (zh) * | 2016-08-05 | 2018-02-08 | 深圳先进技术研究院 | 一种胎儿心电分离方法及装置 |
JP6996095B2 (ja) | 2017-03-17 | 2022-01-17 | 株式会社リコー | 情報表示装置、生体信号計測システムおよびプログラム |
JP7187785B2 (ja) * | 2018-03-15 | 2022-12-13 | 株式会社リコー | 情報表示装置、生体信号計測システムおよびプログラム |
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US5255683A (en) * | 1991-12-30 | 1993-10-26 | Sound Science Limited Partnership | Methods of and systems for examining tissue perfusion using ultrasonic contrast agents |
JPH05203491A (ja) * | 1992-01-29 | 1993-08-10 | Yokogawa Electric Corp | 光パワーメータ |
JPH08171415A (ja) * | 1994-12-19 | 1996-07-02 | Mitsubishi Chem Corp | プラント安定度解析システム |
US5620472A (en) * | 1995-01-12 | 1997-04-15 | Pacesetter, Inc. | Apparatus and method for dynamically interpreting and displaying a real-time telemetry link |
JPH11123181A (ja) * | 1997-10-22 | 1999-05-11 | Isuzu Motors Ltd | データ表示方法 |
WO2000021438A1 (en) * | 1998-10-15 | 2000-04-20 | University Of Florida Research Foundation | Device for determining respiratory rate from optoplethysmogram |
JP2002224068A (ja) * | 2001-02-07 | 2002-08-13 | Japan Science & Technology Corp | 心電図t波再分極異常を求める体表面加算心電図自動解析装置 |
WO2002062217A1 (fr) | 2001-02-07 | 2002-08-15 | Japan Science And Technology Corporation | Cardiographe a induction multiple a la surface du corps et procede d'analyse l'utilisant |
US7846096B2 (en) * | 2001-05-29 | 2010-12-07 | Ethicon Endo-Surgery, Inc. | Method for monitoring of medical treatment using pulse-echo ultrasound |
US7197352B2 (en) * | 2002-08-26 | 2007-03-27 | Tristan Technologies, Inc. | High-resolution magnetoencephalography system, components and method |
US7142907B2 (en) * | 2003-07-01 | 2006-11-28 | Ge Medical Systems Information Technologies, Inc. | Method and apparatus for algorithm fusion of high-resolution electrocardiograms |
JP2005296407A (ja) * | 2004-04-13 | 2005-10-27 | Nippon Telegr & Teleph Corp <Ntt> | 時系列データ処理方法および時系列データ処理システム |
US20090228399A1 (en) * | 2008-03-04 | 2009-09-10 | Connors Laurence A | Method of presenting predictive data including standard deviation of financial securities |
US20110196615A1 (en) * | 2010-01-26 | 2011-08-11 | Stmicroelectronics S.R.L. | Processing of biological signals |
CN102697495B (zh) | 2012-05-23 | 2013-09-18 | 杭州电子科技大学 | 基于总体平均经验模式分解的二代小波肌电信号消噪方法 |
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- 2013-01-08 JP JP2013001177A patent/JP6055679B2/ja active Active
- 2013-12-19 EP EP13198513.7A patent/EP2752157A1/en not_active Withdrawn
- 2013-12-24 US US14/140,056 patent/US9693735B2/en active Active
- 2013-12-25 CN CN201310727452.5A patent/CN103908248A/zh active Pending
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Publication number | Publication date |
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EP2752157A1 (en) | 2014-07-09 |
JP2014132928A (ja) | 2014-07-24 |
US20140195202A1 (en) | 2014-07-10 |
CN103908248A (zh) | 2014-07-09 |
US9693735B2 (en) | 2017-07-04 |
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