KR910000087A - Qrs 검출방법 및 그 장치 - Google Patents

Qrs 검출방법 및 그 장치 Download PDF

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Publication number
KR910000087A
KR910000087A KR1019900009341A KR900009341A KR910000087A KR 910000087 A KR910000087 A KR 910000087A KR 1019900009341 A KR1019900009341 A KR 1019900009341A KR 900009341 A KR900009341 A KR 900009341A KR 910000087 A KR910000087 A KR 910000087A
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South Korea
Prior art keywords
threshold
qrs
signal
qrs detection
outputting
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KR1019900009341A
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English (en)
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KR930005951B1 (ko
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미쯔나리 마루야마
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후꾸다 고오다로
후꾸다덴시 가부시기가이샤
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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
    • A61B5/318—Heart-related electrical modalities, e.g. electrocardiography [ECG]
    • A61B5/346—Analysis of electrocardiograms
    • A61B5/349—Detecting specific parameters of the electrocardiograph cycle
    • A61B5/352—Detecting R peaks, e.g. for synchronising diagnostic apparatus; Estimating R-R interval

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Cardiology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Physics & Mathematics (AREA)
  • Medical Informatics (AREA)
  • Biophysics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Measurement Of Current Or Voltage (AREA)

Abstract

내용 없음

Description

QRS 검출방법 및 그 장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명에 관한 QRS 검출방법의 실시예를 표시한 도면, 제2도는 본 발명에 관한 QRS 검출방법의 실시예를 표시한 도면.

Claims (3)

  1. 입력한 심전도신호(E5)의 QRS과의 피이크치에 의거해서 제1문턱치(T1)을 설정하는 동시에 상기 심전도신호(E5)에 포함되는 노이즈의 대소에 비례한 노이즈레벨을 추정함으로써, 제2문턱치(T2)를 설정하고, 상기 제1문턱치(T1)와 제2문턱치(T2)와의 대소를 비교하여, 큰쪽의 문턱치를 QRS 검출문턱치(T)로 하고 상기 QRS검출문턱치(T)를 기준으로 해서 QRS파를 검출하고, 상기 검출한 QRS파에 동기한 동기신호(SYNC)를 출력하는 것을 특징으로 하는 QRS 검출방법.
  2. 제1항에 있어서, 상기 심전도신호(E5)의 평균 피이크치 NA의 2배를 노이즈레벨 NL로서 추정하는 것을 특징으로 하는 QRS 검출방법.
  3. 심전도신호(E5)를 입력하고, 그 QRS파의 피이크치에 의거해서 제1문턱치(T1)를 출력하는 제1문턱치산출부(7)와, 심전도신호(E5)를 입력하고, 그것에 포함되는 노이즈의 대소에 비례한 노이즈레벨을 추정해서 제2문턱치(T2)를 출력하는 제2문턱치산출부(5)와, 상기 제1문턱치(T1)와 제2문턱치(T2)를 입력하여 양자의 대소를 비교해서 큰쪽을 QRS 검출문턱치(T)로서 출력하는 문턱치비교부(6)와, 상기 QRS 검출문턱치(T)와 심전도신호(E5)를 입력하여 상기 QRS 검출문턱치(T)를 기준으로 해서 심전도신호(E5)의 QRS파를 검출해서 그것에 동기한 동기신호(SYNC)를 출력하는 동기신호출력부(8)로 이루어진 것을 특징으로 하는 QRS 검출장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019900009341A 1989-06-23 1990-06-23 Qrs 검출방법 및 그 장치 KR930005951B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1-161920 1989-06-23
JP1161920A JP2820721B2 (ja) 1989-06-23 1989-06-23 Ｑｒｓ検出装置

Publications (2)

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KR910000087A true KR910000087A (ko) 1991-01-29
KR930005951B1 KR930005951B1 (ko) 1993-06-30

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US (1) US5048535A (ko)
EP (1) EP0403953A1 (ko)
JP (1) JP2820721B2 (ko)
KR (1) KR930005951B1 (ko)
AU (1) AU634786B2 (ko)

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US5188117A (en) * 1991-10-25 1993-02-23 Telectronics Pacing Systems, Inc. Notch filter noise rejection system in a cardiac control device
FR2712500B1 (fr) * 1993-11-17 1996-02-09 Ela Medical Sa Procédé de commande automatique du seuil de détection du rythme cardiaque dans un appareil implantable.
FI110303B (fi) * 1994-12-29 2002-12-31 Polar Electro Oy Menetelmä ja laite kunto- tai urheiluharjoittelun rasitustasojen ja harjoittelun rasittavuuden määrittämiseksi
US5755738A (en) * 1997-04-22 1998-05-26 Cardiac Pacemakers, Inc. Automatic sensing level adjustment for implantable cardiac rhythm management devices
TW201023828A (en) * 2008-12-26 2010-07-01 Ind Tech Res Inst Detecting heartbeat method
CN101799974A (zh) * 2010-03-12 2010-08-11 上海交通大学 基于自适应码本的心电信号传输方法
CN102247143B (zh) * 2011-06-03 2013-05-15 吉林大学珠海学院 一种可集成的心电信号去噪和qrs波识别的快速算法
KR101308609B1 (ko) 2012-01-20 2013-09-23 경북대학교 산학협력단 적응적 국부 임계화를 이용한 심전도 신호의 ｒ 피크 검출방법
US9381362B2 (en) 2012-01-20 2016-07-05 Medtronic, Inc. Modifying atrioventricular delay based on activation times
US9936889B2 (en) 2012-03-08 2018-04-10 Samsung Electronics Co., Ltd. Apparatus and method of controlling threshold for detecting peaks of physiological signals
US9132274B2 (en) 2013-07-26 2015-09-15 Medtronic, Inc. Determining onsets and offsets of cardiac depolarization and repolarization waves
WO2015163369A1 (ja) * 2014-04-25 2015-10-29 株式会社東芝 心電波形検出装置、及び撮像装置
US11419539B2 (en) 2017-12-22 2022-08-23 Regents Of The University Of Minnesota QRS onset and offset times and cycle selection using anterior and posterior electrode signals
JP7328768B2 (ja) * 2019-02-14 2023-08-17 日本光電工業株式会社 心電波形解析装置
CN114027853B (zh) * 2021-12-16 2022-09-27 安徽心之声医疗科技有限公司 基于特征模板匹配的qrs波群检测方法、装置、介质及设备

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US3599033A (en) * 1969-09-22 1971-08-10 Hewlett Packard Co System for simultaneous display of ecg and heart rate
US3821948A (en) * 1971-11-03 1974-07-02 Hoffmann La Roche System and method for analyzing absolute derivative signal from heartbeat
US4237903A (en) * 1979-01-31 1980-12-09 Hellige Gmbh QRS detector for EKG signals
US4617938A (en) * 1984-12-26 1986-10-21 Yair Shimoni Method and system for distinguishing R-wave electrocardiograph signals for synchronizing purposes
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US4769760A (en) * 1987-03-13 1988-09-06 Cherne Medical, Inc. Terrain biased dynamic multiple threshold synchronization method and apparatus

Also Published As

Publication number Publication date
US5048535A (en) 1991-09-17
EP0403953A1 (en) 1990-12-27
AU5762090A (en) 1991-01-03
JP2820721B2 (ja) 1998-11-05
AU634786B2 (en) 1993-03-04
JPH0326233A (ja) 1991-02-04
KR930005951B1 (ko) 1993-06-30

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