WO2016136400A1 - Dispositif de surveillance de corps vivant, procédé de surveillance de corps vivant, et système de surveillance de corps vivant - Google Patents

Dispositif de surveillance de corps vivant, procédé de surveillance de corps vivant, et système de surveillance de corps vivant Download PDF

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Publication number
WO2016136400A1
WO2016136400A1 PCT/JP2016/053015 JP2016053015W WO2016136400A1 WO 2016136400 A1 WO2016136400 A1 WO 2016136400A1 JP 2016053015 W JP2016053015 W JP 2016053015W WO 2016136400 A1 WO2016136400 A1 WO 2016136400A1
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WIPO (PCT)
Prior art keywords
living body
signal
unit
determination
doppler
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Ceased
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PCT/JP2016/053015
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English (en)
Japanese (ja)
Inventor
将積　直樹
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Konica Minolta Inc
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Konica Minolta Inc
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Publication date
Application filed by Konica Minolta Inc filed Critical Konica Minolta Inc
Priority to JP2017502017A priority Critical patent/JP6649635B2/ja
Priority to CN201680011011.7A priority patent/CN107249458A/zh
Publication of WO2016136400A1 publication Critical patent/WO2016136400A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • A61B5/08—Measuring devices for evaluating the respiratory organs
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/103—Measuring devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
    • A61B5/11—Measuring movement of the entire body or parts thereof, e.g. head or hand tremor or mobility of a limb

Definitions

  • the living body monitoring apparatus MAa in the first embodiment includes, for example, a Doppler sensor unit 1 and a signal processing unit 2a as shown in FIG. 1, and a space (location where the living body OJ to be monitored is to be located is located. Space) is arranged so that it can be monitored.
  • the frequency analysis unit 211 converts the Doppler signal in the time space into a Doppler signal in the frequency space by a short-time Fourier transform method (STFT (Short-Time Fourier Transform) method), which is a known technique.
  • STFT Short-Time Fourier Transform
  • the Doppler signal in the time space inputted from the Doppler sensor unit 1 is extracted by a so-called window function for only a predetermined time Doppler signal, and the Doppler signal in the predetermined time is Fourier-transformed. A signal (power spectrum) is generated.
  • the frequency analysis unit 211 temporally windows the Doppler signal input from the Doppler sensor unit 1.
  • the second determination unit 23a includes, as an example, a normalization unit 231 and a second motion presence / absence determination unit 233a as illustrated in FIG.
  • the normalizing unit 231 generates a normalized signal obtained by normalizing the Doppler signal for the predetermined time with the signal intensity. More specifically, the normalization unit 231 obtains a maximum value in the power spectrum (Doppler signal in the frequency space) of the Doppler signal for the predetermined time, and divides each frequency component by the obtained maximum value. Normalize to obtain the normalized signal.
  • the second motion presence / absence determination unit 233a is connected to the normalization unit 231 and monitors whether the maximum peak value in the normalized signal (normalized power spectrum) exceeds a second threshold value as the second determination process. It is determined whether or not the target living body OJ has the second movement.
  • the final determination unit 24 is connected to each of the first and second determination units 22 and 23 a, and the first determination result by the first determination unit 22 and the second determination result by the second determination unit 23 a are used. Based on this, it is determined whether or not there is a final movement in the living body OJ to be monitored. More specifically, the final determination unit 24 indicates that the first determination result indicates that there is no first movement, and the second determination result indicates that there is no second movement. If it is determined that there is no final movement in the living body OJ to be monitored, and if at least one of the first and second determination results indicates that there is movement, the final movement in the living body OJ to be monitored It is determined that there is a movement.
  • the final determination unit 24 Based on the plurality of first determination results obtained by the plurality of first determination processes and the plurality of second determination results obtained by the plurality of second determination processes performed by the second determination unit 23a. It is determined whether or not there is a final movement in OJ. Thereby, the presence or absence of the final movement can be determined with higher accuracy. In this determination, for example, the final determination unit 24 does not have the final movement when it is determined that both the first and second determination results are absent continuously for a predetermined number of times, for example, 5 times or 10 times. Is determined. In addition, for example, the final determination unit 24 determines that the first and second determination results are both 60% and 70%, for example, with respect to the total number of the first and second determination processes in a predetermined time such as 30 seconds or 1 minute. When it is determined that there is no motion, it is determined that there is no final motion.
  • the pre-processing unit 21 pre-processes the Doppler signal for a predetermined time. More specifically, the frequency analysis unit 211 converts the time-space Doppler signal in a predetermined time into a frequency-space Doppler signal, and the power calculation unit 212 calculates the signal strength of the Doppler signal in the predetermined time. Then, the obtained signal strength is output from the preprocessing unit 21 to the first determination unit 22, and the obtained Doppler signal in the frequency space and the signal strength at the predetermined time are obtained from the preprocessing unit 21 by the second determination. Is output to the unit 23a.
  • the living body monitoring system Sa, the living body monitoring apparatus MAa, and the living body monitoring method implemented therein according to the present embodiment include the second determination result and the second determination result of the presence or absence of the first movement determined by the final determination unit 24 with higher accuracy. Based on the determination result of the presence / absence of motion, the presence / absence of the final motion in the living body OJ to be monitored is determined. Therefore, the presence / absence of the final motion can be determined with higher accuracy.
  • the signal processing unit 2b is connected to the Doppler sensor unit 1, performs signal processing on the Doppler signal of the Doppler frequency component output from the Doppler sensor unit 1 and input to the signal processing unit 2b, and It is determined whether or not there is a final movement in the living body OJ, and when it is determined that there is no final movement in the living body OJ, the fact that the living body OJ does not have the final movement is accommodated.
  • An abnormality detection signal is transmitted to the biological monitoring parent apparatus PA.
  • the signal processing unit 2b includes the preprocessing unit 21, the first determination unit 22, the second determination unit 23b, the final determination unit 24, the external IF unit 25, and the storage unit 26. Is provided.
  • the first determination unit has a predetermined threshold value (first threshold value) as the first determination process in which the signal intensity in the Doppler signal output from the Doppler sensor unit for a predetermined time is determined. It is determined whether or not there is a first type of first movement in the monitoring target living body, depending on whether or not the number exceeds.
  • the second determination unit as the second determination process, has a maximum peak value in a normalized signal obtained by normalizing the Doppler signal for the predetermined time with the signal intensity as a predetermined threshold value. Whether or not the second living body has the second movement is determined based on whether or not (second threshold) is exceeded.
  • the first movement is a non-periodic movement with a relatively large operation such as turning over
  • the second movement is a period with a relatively small operation such as respiration. Movement.

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physiology (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Pulmonology (AREA)
  • Dentistry (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)

Abstract

L'invention concerne un dispositif de surveillance de corps vivant, un procédé de surveillance de corps vivant et un système de surveillance de corps vivant qui utilise le dispositif de surveillance de corps vivant. La présence d'un premier mouvement d'un premier type dans un corps vivant comme sujet de surveillance est déterminée sur la base de l'intensité de signal d'un signal Doppler d'un temps prédéterminé, la présence d'un second mouvement d'un second type différent du premier type dans le corps vivant comme sujet de surveillance est déterminée sur la base d'un signal normalisé obtenu par normalisation du signal Doppler du temps prédéterminé par l'intensité de signal mentionnée ci-dessus, et une détermination finale de la présence d'un mouvement dans le corps vivant comme sujet de surveillance est réalisée sur la base des premier et second résultats de détermination.
PCT/JP2016/053015 2015-02-25 2016-02-02 Dispositif de surveillance de corps vivant, procédé de surveillance de corps vivant, et système de surveillance de corps vivant Ceased WO2016136400A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2017502017A JP6649635B2 (ja) 2015-02-25 2016-02-02 生体監視装置、生体監視方法および生体監視システム
CN201680011011.7A CN107249458A (zh) 2015-02-25 2016-02-02 生物体监视装置、生物体监视方法以及生物体监视系统

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2015-035116 2015-02-25
JP2015035116 2015-02-25

Publications (1)

Publication Number Publication Date
WO2016136400A1 true WO2016136400A1 (fr) 2016-09-01

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PCT/JP2016/053015 Ceased WO2016136400A1 (fr) 2015-02-25 2016-02-02 Dispositif de surveillance de corps vivant, procédé de surveillance de corps vivant, et système de surveillance de corps vivant

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JP (1) JP6649635B2 (fr)
CN (1) CN107249458A (fr)
WO (1) WO2016136400A1 (fr)

Cited By (9)

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JP6201084B1 (ja) * 2016-11-11 2017-09-20 タキオニッシュホールディングス株式会社 バイタルモジュール、ダイバーモジュール、及びダイバー監視システム
CN110236557A (zh) * 2018-03-08 2019-09-17 松下电器（美国）知识产权公司 现象预测系统、传感器信号处理系统、现象预测方法及非瞬时性记录介质
CN110338767A (zh) * 2019-05-14 2019-10-18 杨松 侦测呼吸活动的床及其侦测方法
WO2019230305A1 (fr) * 2018-05-30 2019-12-05 パナソニックＩｐマネジメント株式会社 Dispositif de détermination de posture de sommeil utilisant un capteur sans contact, procédé de détermination de posture de sommeil, et programme de stockage de support de stockage pour déterminer une posture de sommeil
JP2019209119A (ja) * 2018-05-30 2019-12-12 パナソニックＩｐマネジメント株式会社 寝相判定装置、寝相判定方法、記録媒体、およびプログラム
CN111178137A (zh) * 2019-12-04 2020-05-19 百度在线网络技术（北京）有限公司 检测真实人脸方法、装置、电子设备以及计算机可读存储介质
JP2022007811A (ja) * 2020-06-27 2022-01-13 国立大学法人富山大学 生体情報検出方法及び生体情報検出システム
JP2022041812A (ja) * 2020-09-01 2022-03-11 緯創資通股▲ふん▼有限公司 非接触動き検出方法、動き検出装置、および緊急事態検出方法
WO2025032982A1 (fr) * 2023-08-09 2025-02-13 兵神装備株式会社 Pompe volumétrique

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US11226408B2 (en) * 2018-07-03 2022-01-18 Panasonic Intellectual Property Management Co., Ltd. Sensor, estimating device, estimating method, and recording medium
CN113866761A (zh) * 2021-09-24 2021-12-31 青岛海信日立空调系统有限公司 一种体动的检测方法及装置

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Cited By (16)

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JP6201084B1 (ja) * 2016-11-11 2017-09-20 タキオニッシュホールディングス株式会社 バイタルモジュール、ダイバーモジュール、及びダイバー監視システム
WO2018087900A1 (fr) * 2016-11-11 2018-05-17 タキオニッシュホールディングス株式会社 Module vital, module plongeur et système de surveillance de plongeur
CN110236557A (zh) * 2018-03-08 2019-09-17 松下电器（美国）知识产权公司 现象预测系统、传感器信号处理系统、现象预测方法及非瞬时性记录介质
JP7584070B2 (ja) 2018-05-30 2024-11-15 パナソニックＩｐマネジメント株式会社 寝相判定装置、寝相判定方法、判定装置、判定方法、およびプログラム
WO2019230305A1 (fr) * 2018-05-30 2019-12-05 パナソニックＩｐマネジメント株式会社 Dispositif de détermination de posture de sommeil utilisant un capteur sans contact, procédé de détermination de posture de sommeil, et programme de stockage de support de stockage pour déterminer une posture de sommeil
JP2019209119A (ja) * 2018-05-30 2019-12-12 パナソニックＩｐマネジメント株式会社 寝相判定装置、寝相判定方法、記録媒体、およびプログラム
JP2023179727A (ja) * 2018-05-30 2023-12-19 パナソニックＩｐマネジメント株式会社 寝相判定装置、寝相判定方法、およびプログラム
US12364414B2 (en) 2018-05-30 2025-07-22 Panasonic Intellectual Property Management Co., Ltd. Sleep position determination device using contactless sensor, sleep position determination method, and non-transitory computer-readable recording medium storing program for determining sleep position
CN110338767A (zh) * 2019-05-14 2019-10-18 杨松 侦测呼吸活动的床及其侦测方法
CN111178137A (zh) * 2019-12-04 2020-05-19 百度在线网络技术（北京）有限公司 检测真实人脸方法、装置、电子设备以及计算机可读存储介质
CN111178137B (zh) * 2019-12-04 2023-05-26 百度在线网络技术（北京）有限公司 检测真实人脸方法、装置、电子设备以及计算机可读存储介质
JP2022007811A (ja) * 2020-06-27 2022-01-13 国立大学法人富山大学 生体情報検出方法及び生体情報検出システム
JP7729529B2 (ja) 2020-06-27 2025-08-26 国立大学法人富山大学 生体情報検出方法及び生体情報検出システム
JP2022041812A (ja) * 2020-09-01 2022-03-11 緯創資通股▲ふん▼有限公司 非接触動き検出方法、動き検出装置、および緊急事態検出方法
US11754699B2 (en) 2020-09-01 2023-09-12 Wistron Corporation Non-contact motion detection method, motion detection device and emergency detection method
WO2025032982A1 (fr) * 2023-08-09 2025-02-13 兵神装備株式会社 Pompe volumétrique

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CN107249458A (zh) 2017-10-13
JP6649635B2 (ja) 2020-02-19

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