WO2017201940A1 - 一种生理信号采集装置及床垫 - Google Patents

一种生理信号采集装置及床垫 Download PDF

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Publication number
WO2017201940A1
WO2017201940A1 PCT/CN2016/101244 CN2016101244W WO2017201940A1 WO 2017201940 A1 WO2017201940 A1 WO 2017201940A1 CN 2016101244 W CN2016101244 W CN 2016101244W WO 2017201940 A1 WO2017201940 A1 WO 2017201940A1
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support surface
signal
physiological signal
tension sensor
upper support
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PCT/CN2016/101244
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English (en)
French (fr)
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齐奇
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深圳和而泰智能控制股份有限公司
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Publication of WO2017201940A1 publication Critical patent/WO2017201940A1/zh

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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
    • 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
    • A61B5/0205—Simultaneously evaluating both cardiovascular conditions and different types of body conditions, e.g. heart and respiratory condition
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/103—Detecting, measuring or recording 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, mobility of a limb
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
    • A61B5/6887—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient mounted on external non-worn devices, e.g. non-medical devices
    • A61B5/6892—Mats

Definitions

  • the application relates to the field of physiological signal collection, in particular to a physiological signal acquisition device and a mattress.
  • the existing physiological signal acquisition usually needs to be closely combined with the human body for collection, and the collection device is inconvenient to use, and has poor use experience and low physiological signal collection efficiency.
  • the embodiment of the present application provides a physiological signal collection device, which converts human body pressure into an electrical signal and processes it, thereby facilitating the collection of physiological signals, and the acquisition experience is good, and the collection efficiency is high and convenient.
  • Embodiments of the present application provide a physiological signal collection device including a flexible belt, a tension sensor, and a signal processing unit, the flexible belt including an upper support surface and a lower support surface disposed opposite to each other, and the upper support surface and the lower support surface A rigid body is evenly distributed between the rigid bodies, and a flexible body is interposed therebetween, and the tension sensor is disposed between the upper support surface and the lower support surface for generating an electrical signal according to the tension, and the signal processing unit The electrical signal is processed to obtain a physiological signal of the human body.
  • the tension sensor is located between the upper support surface and the rigid body.
  • the tension sensor is located between the lower support surface and the rigid body.
  • the tension sensor defines a first area with the upper support surface, and the tension sensor and the lower support surface define a second area, the rigid body being evenly distributed in the first area and the second area.
  • the tension sensor is connected to the rigid body.
  • the signal processing unit comprises: a signal amplifying circuit that amplifies the electrical signal; and a filtering circuit that filters the amplified electrical signal to obtain a physiological signal of a human body required; an A/D conversion circuit, Converting the filtered electrical signal to a digital signal.
  • the method further includes: a wireless transparent transmission circuit, configured to transmit the digital signal through the wireless transmission.
  • the embodiment of the present application further provides a physiological signal collecting mattress, wherein the mattress is provided with at least one physiological signal collecting device, and the physiological signal collecting device comprises a flexible belt, a tension sensor and a signal processing unit, and the flexible belt includes a relative setting
  • the upper support surface and the lower support surface are evenly distributed with a rigid body between the upper support surface and the lower support surface, and the rigid bodies are filled with a flexible body, and the upper support surface and the lower support surface are disposed between the upper support surface and the lower support surface.
  • the tension sensor is configured to generate an electrical signal according to a tension
  • the signal processing unit processes the electrical signal to acquire a physiological signal of the human body.
  • the tension sensor is located between the upper support surface and the rigid body.
  • the tension sensor defines a first area with the upper support surface, and the tension sensor and the lower support surface define a second area, the rigid body being evenly distributed in the first area and the second area.
  • the physiological signal collecting device and the mattress of the embodiment of the present application convert the human body pressure into an electrical signal through a flexible belt and process the same, thereby acquiring the physiological signal of the human body in a manner not in direct contact with the human skin.
  • the physiological signal acquisition is more convenient; at the same time, the acquired physiological signal is transmitted to the remote device by using wireless technology, and the signal acquisition is separated from the further analysis or unified storage, thereby further facilitating the collection of the physiological signal, and the acquisition experience is good. Collection efficiency is high and convenient.
  • FIG. 1 is a schematic structural diagram of a physiological signal acquisition apparatus according to a preferred embodiment of the present application.
  • FIG. 2 is a schematic structural view of a flexible belt according to a preferred embodiment of the present application.
  • FIG. 3 is a schematic structural diagram of a signal processing unit according to a preferred embodiment of the present application.
  • FIG. 4 is a schematic structural diagram of a physiological signal collection device according to another embodiment of the present application.
  • the physiological signal acquisition device includes a flexible belt 11, a tension sensor 13, and a signal processing unit 15.
  • the flexible belt 11 includes an upper support surface 111 and a lower support surface 113 which are oppositely disposed.
  • a rigid body 115 is evenly distributed between the upper support surface 111 and the lower support surface 113, and a flexible body 117 is filled between the adjacent rigid bodies 115, and a tension is disposed between the upper support surface 111 and the lower support surface 113.
  • the sensor 13 is for generating an electrical signal according to the tension; the signal processing unit 15 processes the electrical signal to acquire a physiological signal of the human body, and the physiological signal includes signals such as cough, breathing, heartbeat, convulsion, and body motion.
  • the flexible belt 11 may be a unitary structure, and the upper support surface 111, the lower support surface 113, the rigid body 115, the flexible body 117, and the tension sensor 13 may be integrally formed.
  • the upper support surface 111 and the lower support surface 113 may be upper and lower surfaces formed by pressing the flexible body 117, or may be two surface layers respectively covered on the upper and lower surfaces of the press flexible body 117. That is, the upper support surface 111 and the lower support surface 113 may each be provided as a soft dielectric layer, or may be provided as a hard dielectric layer as long as the pressure applied to the upper support surface 111 and the lower support surface 113 can be transmitted. .
  • the physiological signal collecting device of the embodiment of the present invention can be disposed in a daily appliance such as a mattress, a seat cushion, a cushion, and a foot pad, and is used for acquiring the human body pressure of the user when the user uses the daily appliance. Since the tension sensor 13 can convert the pressure into tension after the upper support surface 111 and the lower support surface 113 are pressed, the physiological signal collecting device can convert the human body pressure into tension. Users can use it anytime, anywhere in their daily life, very convenient Lee.
  • the tension sensor 13 can be disposed between the lower support surface 113 and the rigid body 115. It is also possible to provide that the tension sensor 13 and the upper support surface 111 define a first region, and the tension sensor 13 and the lower support surface 113 define a second region, and the rigid body 115 is evenly distributed in the first region and Second area. It is also possible to provide a structure in which the tension sensor 13 is connected to the rigid body 115.
  • the signal processing unit 15 may include a signal amplifying circuit 151, a filter circuit 152, and an A/D (Aalbic to Digital) conversion circuit 153; the signal amplifying circuit 151 amplifies the electrical signal; The filter circuit 152 filters the amplified electrical signal to obtain a physiological signal of the human body required; the A/D conversion circuit 153 converts the filtered electrical signal into a digital signal.
  • A/D Anabic to Digital
  • the signal amplifying circuit 151 is connectable to the tension sensor 13, and the electrical signal generated by the tension sensor 13 is amplified to perform a filtering operation on the electrical signal.
  • the degree of amplification of the electrical signal by the signal amplifying circuit 151 can be determined according to specific needs.
  • the filter circuit 152 is connectable to the signal amplifying circuit 151, and filters the amplified electrical signal of the signal amplifying circuit 151.
  • the filter circuit 152 can filter the unwanted signal frequency band and obtain the required electrical signal by setting corresponding parameters. For example, the signal other than 0.5 Hz to 5 Hz can be filtered out to obtain the heartbeat signal (the frequency is usually 0.5 Hz to 5 Hz).
  • the filter circuit 152 can filter the electrical signal to obtain a desired physiological signal by setting parameters such as a frequency.
  • the A/D conversion circuit 153 can be connected to the filter circuit 152, and can convert the filtered electrical signal into an analog signal to a digital signal. Since the electrical signal generated by the tension sensor 13 is typically an analog electrical signal, the filtered electrical signal is also an analog electrical signal. The A/D conversion circuit 153 can convert the analog electrical signal into a digital signal to facilitate operations such as further processing and transmission of the signal.
  • the physiological signal collection device further includes: a wireless transparent transmission circuit 17 that transmits the digital signal through the wireless transmission.
  • the collection of physiological signals can be further separated from the further analysis or unified storage of physiological signals.
  • the physiological signal can be transmitted to the remote device through the wireless transparent transmission circuit 17 for further analysis or unified storage and the like.
  • the physiological signal collecting device further includes a power supply unit (not shown) and a power management unit (not shown); the power supply unit provides a power source; and the power management unit manages the power supply unit.
  • the power supply unit can be a battery and can provide power for the physiological signal acquisition device.
  • the physiological signal acquisition device manages the battery through the power management unit.
  • the power supply unit may also be a connection component connected to an external power source, and provide power to the physiological signal acquisition device by connecting an external power source.
  • the physiological signal acquisition device manages the connection member by the power management unit.
  • the physiological signal collecting device converts the human body pressure into an electrical signal through the flexible belt 11 and processes it, thereby acquiring the physiological signal of the human body in a manner not in direct contact with the human skin, thereby making the physiological signal acquisition more convenient; meanwhile, using wireless technology
  • the acquired physiological signals are transmitted to the remote device, and the signal acquisition is separated from the operations of further analysis or unified storage, thereby further facilitating the collection of the physiological signals, the acquisition experience is good, and the collection efficiency is high and convenient.

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Abstract

一种生理信号采集装置及床垫，其包括相对设置的上支撑面（111）和下支撑面（113），以及信号处理单元（15），在所述上支撑面（111）和下支撑面（113）之间均匀分布有刚性体（115），所述刚性体（115）之间填充有柔性体（117），所述上支撑面（111）与下支撑面（113）之间设置有张力传感器（13）用于根据张力产生电信号，所述信号处理单元（15）对所述电信号进行处理获取人体的生理信号。该生理信号采集装置及床垫具有方便生理信号的采集，采集体验好，采集效率高且采集便捷的优点。

Description

一种生理信号采集装置及床垫
相关申请的交叉参考
本申请要求于2016年5月23日提交中国专利局，申请号为201610343794.0，发明名称为“一种生理信号采集装置及床垫”的中国专利申请的优先权，其全部内容通过引用结合在本申请中。
【技术领域】
本申请涉及生理信号采集领域，特别是一种生理信号采集装置及床垫。
【背景技术】
现有的生理信号采集通常需要与人体紧密贴合进行采集，这种采集装置使用不方便，且使用体验差，生理信号采集效率低。
因此，如何设计一种生理信号采集效率高且体验好的生理信号采集装置是业界亟需解决的课题。
【发明内容】
为了解决上述现有的技术问题，本申请实施例提供一种生理信号采集装置，通过将人体压力转换为电信号并进行处理，方便生理信号的采集，采集的体验好，采集效率高且便捷。
本申请实施例提供一种生理信号采集装置，其包括柔性带、张力传感器和信号处理单元，所述柔性带包括相对设置的上支撑面和下支撑面，在所述上支撑面和下支撑面之间均匀分布有刚性体，所述刚性体之间填充有柔性体，所述上支撑面与下支撑面之间设置所述张力传感器用于根据张力产生电信号，所述信号处理单元对所述电信号进行处理获取人体的生理信号。
优选地，所述张力传感器位于所述上支撑面与刚性体之间。
优选地，所述张力传感器位于所述下支撑面与刚性体之间。
优选地，所述张力传感器与上支撑面定义一第一区域，所述张力传感器与下支撑面定义一第二区域，所述刚性体均匀分布在所述第一区域和第二区域。
优选地，所述张力传感器贯穿连接所述刚性体。
优选地，所述信号处理单元包括：信号放大电路，将所述电信号放大；滤波电路，对放大后的所述电信号进行滤波，获取所需要的人体的生理信号；A/D转换电路，将滤波后的电信号转换为数字信号。
优选地，还包括：无线透传电路，用于将所述数字信号通过无线透传输出。
本申请实施例还提供一种生理信号采集床垫，所述床垫内设置有至少一生理信号采集装置，生理信号采集装置包括柔性带、张力传感器和信号处理单元，所述柔性带包括相对设置的上支撑面和下支撑面，在所述上支撑面和下支撑面之间均匀分布有刚性体，所述刚性体之间填充有柔性体，所述上支撑面与下支撑面之间设置所述张力传感器用于根据张力产生电信号，所述信号处理单元对所述电信号进行处理获取人体的生理信号。
优选地，所述张力传感器位于所述上支撑面与刚性体之间。
优选地，所述张力传感器与上支撑面定义一第一区域，所述张力传感器与下支撑面定义一第二区域，所述刚性体均匀分布在所述第一区域和第二区域。
相较于现有技术，本申请实施例的生理信号采集装置及床垫通过柔性带将人体压力转换为电信号并进行处理，从而以非直接与人体皮肤进行接触的方式获取人体的生理信号，使生理信号的获取更加便捷；同时，使用无线技术将获取的生理信号传输至远端设备，将信号采集与进一步分析或统一存储等操作进行分离，进一步方便生理信号的采集，采集的体验好，采集效率高且便捷。
【附图说明】
图1是本申请一优选实施例的生理信号采集装置的结构示意图；
图2是本申请一优选实施例的柔性带的结构示意图；
图3是本申请一优选实施例的信号处理单元的结构示意图；
图4是本申请另一实施例的生理信号采集装置的结构示意图。
【具体实施方式】
下面结合附图说明及具体实施方式对本申请实施例进一步说明。
应当理解，此处所描述的具体实施例仅仅用以解释本申请，并不用于限定本申请。
参照图1，提出本申请一种生理信号采集装置的一实施例。该生理信号采集装置包括柔性带11、张力传感器13和信号处理单元15。
再请参阅图2，柔性带11包括相对设置的上支撑面111和下支撑面113。
在所述上支撑面111和下支撑面113之间均匀分布有刚性体115，相邻刚性体115之间填充有柔性体117，所述上支撑面111与下支撑面113之间设置有张力传感器13用于根据张力产生电信号；信号处理单元15对所述电信号进行处理获取人体的生理信号，所述生理信号包括咳嗽、呼吸、心跳、抽搐以及体动等信号。
在本实施例的实际制作中，上述柔性带11可为一整体结构，上述上支撑面111、下支撑面113、刚性体115、柔性体117以及张力传感器13可一体成型。所述上支撑面111、下支撑面113可以是压制所述柔性体117形成的上下表面，也可以是在压制柔性体117的上下表面分别覆盖的二个表面层。即该上支撑面111、下支撑面113可以均设置为柔软的介质层，也可以均设置为硬质的介质层，只要能够传导施加到该上支撑面111、下支撑面113的压力即可。
本申请实施例的生理信号采集装置可设置于床垫、座垫、靠垫以及脚垫等日常用具中，用于在使用者使用上述日常用具时获取使用者的人体压力。由于上支撑面111和下支撑面113受压后该张力传感器13可将压力转换为张力，因此通过该生理信号采集装置则可将人体压力转换为张力。使用者可在日常生活中随时随地即可使用，十分便 利。
值得注意的是，在图2的柔性带11中只示出了张力传感器13位于上支撑面111与刚性体115之间的结构。在其它实施例中，所述张力传感器13可设置在下支撑面113与刚性体115之间。也可以设置为所述张力传感器13与上支撑面111定义一第一区域，所述张力传感器13与下支撑面113定义一第二区域，所述刚性体115均匀分布在所述第一区域和第二区域。还可设置为所述张力传感器13贯穿连接所述刚性体115的结构。
参照图3，信号处理单元15可包括信号放大电路151、滤波电路152以及A/D(A/D,analogue to-digital)转换电路153；该信号放大电路151，将所述电信号放大；该滤波电路152，对放大后的电信号进行滤波，获取所需要的人体的生理信号；该A/D转换电路153，将滤波后的电信号转换为数字信号。
信号放大电路151可与张力传感器13连接，对该张力传感器13产生的电信号进行放大，以便对该电信号进行滤波操作。该信号放大电路151对电信号的放大程度，可根据具体需要而定。
滤波电路152可与信号放大电路151连接，对该信号放大电路151放大后的电信号进行滤波。该滤波电路152可通过设置相应参数，滤掉不需要的信号频段，获取需要的电信号，比如可过滤掉0.5Hz～5Hz之外的信号，取得心跳信号(频率通常为0.5Hz～5Hz)。该滤波电路152可通过设置频率等参数，对电信号进行过滤从而获取所需要的生理信号。
A/D转换电路153可与滤波电路152连接，可将滤波后的电信号进行模拟信号到数字信号的转换。由于张力传感器13所产生的电信号通常为模拟电信号，则该滤波后的电信号也为模拟电信号。该A/D转换电路153可将该模拟电信号转换为数字信号，方便对信号的进一步处理以及传输等操作。
参照图4，在另一实施例中，生理信号采集装置还包括：无线透传电路17，将所述数字信号通过无线透传输出。
为增强人体的生理信号采集的便利性，可将生理信号的采集与生理信号的进一步分析或统一存储等进行分离。在采集到所需要的生理信号后，可通过无线透传电路17将该生理信号传输至远端设备，以进行进一步的分析或统一存储等。
生理信号采集装置还包括电源单元(未示出)以及电源管理单元(未示出)；该电源单元，提供电源；该电源管理单元，管理所述电源单元。
上述电源单元可为蓄电池，可为生理信号采集装置提供电源。该生理信号采集装置通过上述电源管理单元对该蓄电池进行管理。
上述电源单元还可为连接外部电源的连接部件，通过接入外部电源为上述生理信号采集装置提供电源。该生理信号采集装置通过上述电源管理单元对该连接部件进行管理。
生理信号采集装置通过柔性带11将人体压力转换为电信号并进行处理，从而以非直接与人体皮肤进行接触的方式获取人体的生理信号，使生理信号的获取更加便捷；同时，使用无线技术将获取的生理信号传输至远端设备，将信号采集与进一步分析或统一存储等操作进行分离，进一步方便生理信号的采集，采集的体验好，采集效率高且便捷。
以上所述仅为本申请的优选实施例，并非因此限制本申请的专利范围，凡是以上内容是结合具体的优选实施方式对本申请所作的进一步详细说明，不能认定本申请的具体实施只局限于这些说明。对于本申请所属技术领域的普通技术人员来说，在不脱离本申请构思的前提下，还可以做出若干简单推演或替换，都应当视为属于本申请的保护范围。

Claims (10)

  1. 一种生理信号采集装置，其特征在于，其包括柔性带、张力传感器和信号处理单元，所述柔性带包括相对设置的上支撑面和下支撑面，在所述上支撑面和下支撑面之间均匀分布有刚性体，所述刚性体之间填充有柔性体，所述上支撑面与下支撑面之间设置所述张力传感器用于根据张力产生电信号，所述信号处理单元对所述电信号进行处理获取人体的生理信号。
  2. 根据权利要求1所述的生理信号采集装置，其特征在于，所述张力传感器位于所述上支撑面与刚性体之间。
  3. 根据权利要求1所述的生理信号采集装置，其特征在于，所述张力传感器位于所述下支撑面与刚性体之间。
  4. 根据权利要求1所述的生理信号采集装置，其特征在于，所述张力传感器与上支撑面定义一第一区域，所述张力传感器与下支撑面定义一第二区域，所述刚性体均匀分布在所述第一区域和第二区域。
  5. 根据权利要求1所述的生理信号采集装置，其特征在于，所述张力传感器贯穿连接所述刚性体。
  6. 根据权利要求1至5中任一项所述的生理信号采集装置，其特征在于，所述信号处理单元包括：
    信号放大电路，将所述电信号放大；
    滤波电路，对放大后的所述电信号进行滤波，获取所需要的人体的生理信号；
    A/D转换电路，将滤波后的所述电信号转换为数字信号。
  7. 根据权利要求6所述的生理信号采集装置，其特征在于，还包括：无线透传电路，用于将所述数字信号通过无线透传输出。
  8. 一种生理信号采集床垫，其特征在于，所述床垫内设置有至少一生理信号采集装置，所述生理信号采集装置包括柔性带、张力传感器和信号处理单元，所述柔性带包括相对设置的上支撑面和下支撑面，在所述上支撑面和下支撑面之间均匀分布有刚性体，所述刚性体之间 填充有柔性体，所述上支撑面与下支撑面之间设置所述张力传感器用于根据张力产生电信号，所述信号处理单元对所述电信号进行处理获取人体的生理信号。
  9. 根据权利要求8所述的生理信号采集装置，其特征在于，所述张力传感器位于所述上支撑面与刚性体之间。
  10. 根据权利要求8所述的生理信号采集装置，其特征在于，所述张力传感器与上支撑面定义一第一区域，所述张力传感器与下支撑面定义一第二区域，所述刚性体均匀分布在所述第一区域和第二区域。
PCT/CN2016/101244 2016-05-23 2016-09-30 一种生理信号采集装置及床垫 WO2017201940A1 (zh)

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