WO2017117739A1 - Système de surveillance de sommeil - Google Patents

Système de surveillance de sommeil Download PDF

Info

Publication number
WO2017117739A1
WO2017117739A1 PCT/CN2016/070248 CN2016070248W WO2017117739A1 WO 2017117739 A1 WO2017117739 A1 WO 2017117739A1 CN 2016070248 W CN2016070248 W CN 2016070248W WO 2017117739 A1 WO2017117739 A1 WO 2017117739A1
Authority
WO
WIPO (PCT)
Prior art keywords
unit
signal
sleep monitoring
sleep
monitoring system
Prior art date
Application number
PCT/CN2016/070248
Other languages
English (en)
Chinese (zh)
Inventor
谭和华
罗辉
覃国秘
李刘海
李耀军
李光煌
钟志威
Original Assignee
深圳市赛亿科技开发有限公司
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 深圳市赛亿科技开发有限公司 filed Critical 深圳市赛亿科技开发有限公司
Priority to CN201680000875.9A priority Critical patent/CN108289619A/zh
Priority to PCT/CN2016/070248 priority patent/WO2017117739A1/fr
Publication of WO2017117739A1 publication Critical patent/WO2017117739A1/fr

Links

Images

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure

Definitions

  • the present invention relates to the field of smart device technologies, and in particular, to a sleep monitoring system.
  • Sleep disorders are one of the important causes of the formation and deterioration of many diseases. Long-term lack of sleep can easily lead to various physiological functions of the human body. Indeed, a series of peripheral lesions will also occur. Therefore, sleep monitoring has become an important part of health monitoring.
  • Medical sleep monitoring products generally obtain sleep monitoring results by monitoring the user's heartbeat and breathing. Although these products have higher accuracy in the determination of sleep monitoring results, the structure is too complicated.
  • a sleep monitoring system includes a collection terminal and a server; wherein
  • the collecting terminal includes a piezoelectric sensing unit, and the piezoelectric sensing unit is configured to collect a pressure signal generated by a change in a physical sign of a user's sleep, and convert the pressure signal into a voltage signal output;
  • the server receives the voltage signal through communication with the collection terminal, processes the voltage signal to obtain vital sign data, and obtains a sleep monitoring result according to the physical sign data;
  • the mobile terminal is configured to receive and display the vital sign data and/or the output by the server The results of sleep monitoring.
  • the collection terminal further includes a signal amplifying unit, a signal filtering unit, and an analog-to-digital conversion unit;
  • the signal filtering unit is electrically connected to the signal amplifying unit and the analog to digital converting unit, respectively, and the signal amplifying unit electrical signal is connected to the piezoelectric sensing unit.
  • the number of the piezoelectric sensing units is two, which are respectively used for collecting a pressure signal generated by a change in respiratory signs in the user's sleep and a pressure signal generated by a change in the pulse sign.
  • the number of the signal amplifying unit and the signal filtering unit are respectively two;
  • the piezoelectric sensing unit, the signal amplifying unit and the signal filtering unit are sequentially connected to each other to form an output path corresponding to the change of the respiratory sign and an output path corresponding to the change of the pulse sign to respectively output a gentle signal and a pulse sign related to the respiratory sign.
  • Related tip pulse signals are sequentially connected to each other to form an output path corresponding to the change of the respiratory sign and an output path corresponding to the change of the pulse sign to respectively output a gentle signal and a pulse sign related to the respiratory sign.
  • the collection terminal further includes a micro processing unit and a wireless communication unit electrically connected to the micro processing unit;
  • the micro processing unit is coupled to the module data conversion unit for controlling the wireless communication unit to transmit the digital voltage signal to the server.
  • the collection terminal further includes a control circuit board on which a capacitor, the signal amplifying unit, the signal filtering unit, the analog-to-digital conversion unit, and the wireless communication unit are disposed; ,
  • the piezoelectric sensing unit is connected to an electrical signal at both ends of the capacitor by two wires that are led out;
  • the two ends of the capacitor are connected to the micro processing unit by being electrically connected to the signal amplifying unit, the signal filtering unit, and the analog to digital conversion unit.
  • the piezoelectric sensing unit is a monitoring film mainly composed of a piezoelectric material, and the periphery of the monitoring film is surrounded by an insulating film, and the upper and lower surfaces of the insulating film are respectively pasted with a plated copper foil electrode.
  • a polyester film which is led out by two wires.
  • the server includes a pressure signal calculation unit, a vital sign data calculation unit, and a monitoring result acquisition unit;
  • the pressure signal calculation unit is configured to calculate the pressure signal from the voltage signal according to a relationship between a pressure received by the piezoelectric material in the piezoelectric sensing unit and a generated voltage;
  • the vital sign data calculation unit is configured to calculate the vital sign data according to the pressure signal
  • the monitoring result obtaining unit is configured to obtain the sleep monitoring result according to the vital sign data.
  • the vital sign data calculation unit includes a frequency calculation subunit and an intensity calculation subunit
  • the frequency calculation subunit and the intensity calculation subunit are respectively used to calculate frequency and intensity components of the vital sign data.
  • the sleep monitoring system converts the pressure signal generated by the user's physical sign change into a voltage signal output through the piezoelectric sensing unit in the collecting terminal, and then the server obtains the vital sign data according to the received voltage signal, thereby obtaining the user.
  • Sleep monitoring results Since the user is in a sleep state and a non-sleep state, or at different stages of the sleep state, the vital signs data will show corresponding changes. Therefore, the data basis determined based on the vital sign data as the sleep monitoring result is more intuitive and reliable; and, according to this, The sleep monitoring result can also avoid the interference caused by the user's limb movement. It can be seen that the sleep monitoring system not only has a simple structure, but also ensures the accuracy of the sleep monitoring result.
  • FIG. 1 is a schematic structural view of a sleep monitoring system in an embodiment
  • FIG. 2 is a schematic structural diagram of an acquisition terminal in an embodiment
  • FIG. 3 is a schematic structural diagram of an acquisition terminal in another embodiment
  • FIG. 4 is a schematic structural diagram of a server in an embodiment
  • Fig. 5 is a schematic structural view of a body sign data calculation unit in an embodiment.
  • the existing home sleep monitoring product acquires the acceleration generated by the user's limb movement through the built-in acceleration sensor, and determines the sleep monitoring result according to the acceleration.
  • acceleration There is no direct connection between the presence or absence of the size and the user's sleep condition. For example, the user unconsciously turns over during sleep, and the acceleration sensor obtains the corresponding acceleration; or the user does not go to sleep but just lies calmly. At this time, the acceleration sensor will not acquire the acceleration. It can be seen that the sleep monitoring result obtained by using the acceleration as a basis for determination is not accurate.
  • medical sleep monitoring products are generally technically complex, require professional operation, and have a large area and high cost, which cannot meet the needs of daily sleep monitoring of users.
  • a sleep monitoring system is proposed to achieve the purpose of high accuracy and simple structure.
  • the sleep monitoring system includes a collection terminal 110 and a server 130. among them,
  • the collecting terminal 110 includes a piezoelectric sensing unit for collecting a pressure signal generated by a change in a physical sign of the user's sleep, and converting the pressure signal into a voltage signal output.
  • Body signs mainly include heart rate, pulse, blood pressure, body temperature, breathing, etc. Activities such as heart beat, pulse beat, and breathing can cause the skin surface of the user to vibrate regularly.
  • the collection terminal 110 collects the pressure signal generated by the vibration by contacting the body-related part of the user.
  • the piezoelectric sensing unit is a piezoelectric sensor with a piezoelectric material inside, and the piezoelectric material generates a voltage signal output corresponding to the received pressure signal.
  • the server 130 is configured to receive a voltage signal through communication with the collection terminal, process the voltage signal to obtain the vital sign data, and obtain a sleep monitoring result according to the vital sign data.
  • the server calculates the pressure signal collected by the collecting terminal according to the received voltage signal, and the pressure signal is caused by the change of the user's vital sign, and thus the vital sign data can be obtained according to the pressure signal.
  • the user's sleep monitoring results can be obtained according to the physical data and the medical knowledge, such as the user's sleep time, sleep time, sleep quality, and the like.
  • the server 130 is a cloud server.
  • the sleep monitoring system collects the sensor component collected by the piezoelectric sensing unit in the terminal as the vital sign data, and the server calculates the physical sign data of the user according to the voltage signal output by the collecting terminal, thereby obtaining the sleep state of the user.
  • the collection terminal can be in contact with the user's body related parts in a form that can be worn, and does not cause inconvenience to the user's sleep, and the collection terminal has no electricity. Magnetic interference is suitable for various user groups.
  • the collection terminal 110 further includes a signal amplification unit 111, a signal filtering unit 113, and an analog to digital conversion unit 115. among them,
  • the signal filtering unit 113 is electrically connected to the signal amplifying unit 111 and the analog to digital converting unit 115, respectively, and the signal amplifying unit 111 is electrically connected to the piezoelectric sensing unit.
  • the number of the piezoelectric sensing units is two, which are respectively used for collecting a pressure signal generated by a change in respiratory signs and a pressure signal generated by a change in a pulse sign in a user's sleep.
  • they are called a respiratory piezoelectric sensing unit and a pulse piezoelectric sensing unit, respectively.
  • the respiratory piezoelectric sensing unit is configured to collect a pressure signal generated by vibration of the skin surface when the user breathes, and convert the pressure signal into a voltage signal output.
  • the skin surface vibration caused by breathing is a periodic enhancement and weakening process, and thus, the voltage curve drawn according to the relationship between the voltage signal output by the respiratory piezoelectric sensing unit and time is a sinusoidal curved shape.
  • the collection terminal containing the respiratory piezoelectric sensing unit can be placed against the skin at the user's abdomen.
  • the pulse piezoelectric sensing unit is configured to collect a pressure signal generated by skin surface vibration when the user beats the pulse, and convert the pressure signal into a voltage signal output.
  • the skin surface vibration caused by the pulse beat is strongly vibrated for a short time, and therefore, the voltage curve drawn according to the relationship between the voltage signal outputted by the pulse piezoelectric sensing unit and time is a tip pulse.
  • the collection terminal containing the pulse piezoelectric sensing unit can be placed in close contact with the skin at the user's radial artery.
  • the signal amplifying unit 111 and the signal filtering unit 113 are sequentially connected with electric signals to form an output corresponding to the respiratory sign change.
  • the output path corresponding to the path and the pulse sign changes to respectively output a gentle signal related to respiratory signs and a pulse signal related to the pulse sign.
  • they are respectively referred to as a respiratory signal amplifying unit, a pulse signal amplifying unit, and a respiratory signal filtering unit and a pulse signal filtering unit.
  • the normal number of breaths ranges from 15 to 50 beats per minute
  • the normal pulse beat ranges from 50 to 170 beats per minute.
  • the respiratory signal filtering unit is configured to filter the voltage signal amplified by the respiratory signal amplifying unit, leaving only an approximate sine wave signal of 15 to 50 cycles per minute; similarly, the pulse signal filtering unit is configured to transmit the pulse signal Amplifying unit amplifies the processed voltage signal Filtering is performed, leaving only a tip pulse signal of 50 to 170 times per minute.
  • the collection terminal 110 further includes a micro processing unit 117 and a wireless communication unit 119 electrically coupled to the micro processing unit 117.
  • the micro processing unit 117 is electrically connected to the analog-to-digital conversion unit 115 for receiving the analog-to-digital conversion processed voltage signal output by the analog-to-digital conversion unit 115, and controls the wireless communication unit 119 to convert the analog-to-digital conversion.
  • the voltage signal is transmitted to the server 130 by way of wireless transmission.
  • the piezoelectric sensing unit comprises a monitoring film mainly composed of a PVDF (polyvinylidene fluoride) novel polymer composite piezoelectric material, and the periphery of the monitoring film is surrounded by an insulating film, the upper surface of the insulating film A polyester film coated with a constantan foil electrode is attached to the lower side.
  • the constant copper foil electrode is used to protect and qualitatively monitor the shape of the film, to avoid short circuits, and to transmit signals.
  • the constantan foil electrode is led out by two wires.
  • the collection terminal 110 further includes a control circuit board on which a capacitor, a signal amplifying unit 111, a signal filtering unit 113, an analog-to-digital conversion unit 115, and a wireless communication unit 119 are disposed. among them,
  • the piezoelectric sensing unit is connected to the electrical signal at both ends of the capacitor through two wires to access the control circuit board;
  • the two ends of the capacitor are electrically connected to the signal amplifying unit 111, the signal filtering unit 113, and the analog-to-digital conversion unit 115, and then connected to the micro processing unit 117;
  • the microprocessing unit 117 is electrically coupled to the wireless communication unit 119 to control communication between the wireless communication unit 119 and the server 130.
  • the server 130 includes a pressure signal calculation unit 131, a vital sign data calculation unit 133, and a monitoring result acquisition 135. among them,
  • the pressure signal calculation unit 131 is configured to calculate the pressure signal from the voltage signal according to the relationship between the pressure received by the piezoelectric material in the piezoelectric sensing unit and the generated voltage.
  • the vibration caused by the change of the user's sign causes the piezoelectric material in the piezoelectric sensing unit to generate a charge, and the electric charge is collected at the two ends of the capacitor on the control circuit board through the electrode, thereby generating a voltage across the capacitor.
  • the relationship between capacitance and voltage is as follows:
  • D is the magnitude and direction of stress
  • d is the matrix of piezoelectric stress constants
  • ⁇ is the magnitude of charge in the direction of the area of the piezoelectric material.
  • the total charge formula produced by the piezoelectric material is as follows:
  • A is the area of the piezoelectric material and K is the sensitivity coefficient of the piezoelectric material.
  • the vital sign data calculation unit 133 is configured to calculate the vital sign data based on the voltage signal.
  • the relationship between the voltage signal and the time is obtained, and according to the correspondence between the pressure signal received by the piezoelectric material and the generated voltage signal, the relationship between the corresponding pressure signal and time is obtained, and then according to the pressure signal and time.
  • the relationship data can be obtained.
  • the monitoring result obtaining unit 135 is configured to obtain a sleep monitoring result according to the vital sign data.
  • the vital sign data calculation unit 133 includes a frequency calculation sub-unit 1331 and an intensity calculation sub-unit 1333. among them,
  • the frequency calculation sub-unit 1331 and the intensity calculation sub-unit 1335 are used to calculate the frequency and intensity components of the vital sign data, respectively.
  • the monitoring result acquisition unit 135 obtains the sleep monitoring result based on the frequency and intensity components of the vital sign data.
  • the obtained respiratory frequency, intensity, or pulse frequency, intensity, and other parameters are unstable, which may be caused by the user's limb movements, and the user is considered to have not entered the sleep state;
  • the parameters such as respiratory rate, intensity, pulse rate, and intensity are relatively stable, the user is considered to be in a sleep state.
  • the sleep monitoring system further comprises:
  • the mobile terminal 150 is configured to receive and display the vital sign data and/or the sleep monitoring result output by the server.
  • the mobile terminal 150 includes various mobile terminals having a display function such as a notebook, a PAD, a mobile phone, and the like.
  • the graph drawn according to the vital sign data and the sleep monitoring result are sent to the user's mobile terminal 150 by wired or wireless communication, so that the user can check the physical vitality data of the user while sleeping on the mobile terminal 150. And sleep.

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physiology (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Cardiology (AREA)
  • Physics & Mathematics (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)

Abstract

L'invention concerne un système de surveillance de sommeil comprenant un terminal de collecte (110), un serveur (130) et un terminal mobile (150), le terminal de collecte (110) comprenant une unité de détection piézoélectrique, et l'unité de détection piézoélectrique est utilisée pour collecter un signal de pression généré par un changement de signes physiques d'un utilisateur pendant le sommeil et convertir le signal de pression en un signal de tension à délivrer; le serveur (130) reçoit le signal de tension au moyen d'une communication avec le terminal de collecte (110), traite le signal de tension de façon à obtenir des données de signe physique, et obtient un résultat de surveillance de sommeil selon les données de signe physique; et le terminal mobile (150) est utilisé pour recevoir et afficher les données de signe physique et/ou le résultat de surveillance de sommeil délivré par le serveur (130). Le système de surveillance de sommeil a un taux de précision élevé et une structure simple.
PCT/CN2016/070248 2016-01-06 2016-01-06 Système de surveillance de sommeil WO2017117739A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201680000875.9A CN108289619A (zh) 2016-01-06 2016-01-06 睡眠监测系统
PCT/CN2016/070248 WO2017117739A1 (fr) 2016-01-06 2016-01-06 Système de surveillance de sommeil

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2016/070248 WO2017117739A1 (fr) 2016-01-06 2016-01-06 Système de surveillance de sommeil

Publications (1)

Publication Number Publication Date
WO2017117739A1 true WO2017117739A1 (fr) 2017-07-13

Family

ID=59273123

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2016/070248 WO2017117739A1 (fr) 2016-01-06 2016-01-06 Système de surveillance de sommeil

Country Status (2)

Country Link
CN (1) CN108289619A (fr)
WO (1) WO2017117739A1 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107595251A (zh) * 2017-10-09 2018-01-19 安徽理工大学 一种监测睡眠的系统
CN109886849A (zh) * 2019-02-03 2019-06-14 岳金一 用于学校宿舍的上下铺智能床及学校宿舍自动巡视系统
CN110051329A (zh) * 2019-04-26 2019-07-26 广东工业大学 一种睡眠监测方法、装置、系统及可读存储介质
CN111657862A (zh) * 2020-06-08 2020-09-15 浙江理工大学 可洗涤一体化柔性织物阵列传感器及其方法和智能床垫
CN113143212A (zh) * 2021-04-13 2021-07-23 武汉理工大学 光强式高敏压力传感器、睡眠状态监测系统及方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100240999A1 (en) * 2008-04-03 2010-09-23 Kai Medical, Inc. Systems and methods for point in time measurement of physiologic motion
CN203029237U (zh) * 2013-01-11 2013-07-03 湖南纳雷科技有限公司 一种监测睡眠呼吸状态的睡眠仪
CN103976717A (zh) * 2014-04-15 2014-08-13 德赛电子(惠州)有限公司 一种多维度睡眠质量监测方法及系统
CN104720766A (zh) * 2013-12-23 2015-06-24 上海华博信息服务有限公司 一种可实时监测人体体征的睡眠舱
CN104958070A (zh) * 2015-05-21 2015-10-07 广州中科新知科技有限公司 生命体征监控系统
CN204708829U (zh) * 2015-04-24 2015-10-21 吉林大学 一种无线呼吸、脉搏监测装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104138297A (zh) * 2014-07-08 2014-11-12 深圳市赛亿科技开发有限公司 一种通过睡床来监控人体生命特征的方法

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100240999A1 (en) * 2008-04-03 2010-09-23 Kai Medical, Inc. Systems and methods for point in time measurement of physiologic motion
CN203029237U (zh) * 2013-01-11 2013-07-03 湖南纳雷科技有限公司 一种监测睡眠呼吸状态的睡眠仪
CN104720766A (zh) * 2013-12-23 2015-06-24 上海华博信息服务有限公司 一种可实时监测人体体征的睡眠舱
CN103976717A (zh) * 2014-04-15 2014-08-13 德赛电子(惠州)有限公司 一种多维度睡眠质量监测方法及系统
CN204708829U (zh) * 2015-04-24 2015-10-21 吉林大学 一种无线呼吸、脉搏监测装置
CN104958070A (zh) * 2015-05-21 2015-10-07 广州中科新知科技有限公司 生命体征监控系统

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107595251A (zh) * 2017-10-09 2018-01-19 安徽理工大学 一种监测睡眠的系统
CN109886849A (zh) * 2019-02-03 2019-06-14 岳金一 用于学校宿舍的上下铺智能床及学校宿舍自动巡视系统
CN110051329A (zh) * 2019-04-26 2019-07-26 广东工业大学 一种睡眠监测方法、装置、系统及可读存储介质
CN111657862A (zh) * 2020-06-08 2020-09-15 浙江理工大学 可洗涤一体化柔性织物阵列传感器及其方法和智能床垫
CN113143212A (zh) * 2021-04-13 2021-07-23 武汉理工大学 光强式高敏压力传感器、睡眠状态监测系统及方法
CN113143212B (zh) * 2021-04-13 2024-03-22 武汉理工大学 光强式高敏压力传感器、睡眠状态监测系统及方法

Also Published As

Publication number Publication date
CN108289619A (zh) 2018-07-17

Similar Documents

Publication Publication Date Title
CN110383021B (zh) 使用电阻式力传感器阵列的血压测量系统
US20220192513A1 (en) Remote Physiological Monitor
CN101248989B (zh) 一种生理参数的监测系统
WO2017117739A1 (fr) Système de surveillance de sommeil
US20090281394A1 (en) Bio-mechanical sensor system
US20140073979A1 (en) eCard ECG Monitor
WO2017127530A1 (fr) Système de surveillance sans fil
JP6285897B2 (ja) 生体情報読取装置
CN210612114U (zh) 震动感测装置、血压测量装置、及心肺效能监控装置
US10524676B2 (en) Apparatus and method for determining a health parameter of a subject
US20140128753A1 (en) Piezoelectric heart rate sensing for wearable devices or mobile devices
CN204520675U (zh) 一种腕式运动与健康管理手表
US20140128754A1 (en) Multimodal physiological sensing for wearable devices or mobile devices
US20220192600A1 (en) Implantable cardiac monitor
WO2016142666A1 (fr) Surveillance de signes vitaux
Ni et al. Combining non-invasive wearable device and intelligent terminal in HealthCare IoT
CN205563118U (zh) 用于测量多体征数据的智能腕表
CN107334467A (zh) 血压检测手表
TWM582374U (zh) Vibration sensing device, portable continuous blood pressure measuring device and portable heart Lung efficiency monitoring device
US11730380B2 (en) Electronic device and method for monitoring blood pressure
CN211187185U (zh) 复合式生理检测装置
TWM640921U (zh) 穿戴式聽診器
Kim et al. A wearable health co ntext aware system
BR112019013848B1 (pt) Sensor para aquisição de sinal de pressão arterial e dispositivo vestível para medir a pressão arterial de um usuário

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 16882884

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 16882884

Country of ref document: EP

Kind code of ref document: A1