CN102389312A - Blood oxygen saturation instrument - Google Patents

Blood oxygen saturation instrument Download PDF

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Publication number
CN102389312A
CN102389312A CN2011102250188A CN201110225018A CN102389312A CN 102389312 A CN102389312 A CN 102389312A CN 2011102250188 A CN2011102250188 A CN 2011102250188A CN 201110225018 A CN201110225018 A CN 201110225018A CN 102389312 A CN102389312 A CN 102389312A
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signal
transmission module
microcontroller
infrared light
light intensity
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CN2011102250188A
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Chinese (zh)
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方炎林
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深圳市倍泰健康测量分析技术有限公司
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Priority to CN2011102250188A priority Critical patent/CN102389312A/en
Publication of CN102389312A publication Critical patent/CN102389312A/en

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Abstract

The invention provides a blood oxygen saturation instrument, which comprises a photoelectric sensor, which is used for transmitting red light and infrared light intensity signals of body surface of human body to a signal acquisition amplification circuit; the signal acquisition amplification circuit, which is used for amplifying the red light and infrared light intensity signals transmitted from the photoelectric sensor, and converting analogue signal into digital signal, then transmitting the digital signal to a single chip; the single chip, which is used for processing and storing the red light and infrared light intensity signals from the signal acquisition amplification circuit; a transmission module, which is used for sending instructions to the red light and infrared light intensity signals from the single chip to wirelessly send and receive signals of terminal equipment, and transmitting the received signals to the single chip; and a data memory, which is used for storing the red light and infrared light intensity signals received by the single chip. The blood oxygen saturation instrument transmits test data in real time and stores the data to the terminal equipment, so that the patients can be analyzed dynamically for long time.

Description

血氧饱和度仪 Oximeter

技术领域 FIELD

[0001] 本发明涉及医疗器械领域,尤其涉及一种血氧饱和度仪。 [0001] The present invention relates to the field of medical devices, particularly to an oximeter. 背景技术 Background technique

[0002] 血氧饱和度是血液中被氧结合的氧合血红蛋白(Hb02)的容量占全部可结合的血红蛋白(Hb)容量的百分比,即血液中血氧的浓度,它是呼吸循环的重要生理参数。 [0002] The oxygen saturation percentage of oxygen is bound oxyhemoglobin (HB02) the total capacity may be bound hemoglobin (Hb) in blood volume, i.e., the concentration of oxygen in the blood, which is an important physiological breathing cycle parameter. 目前,血氧饱和度测量装置已在手术室、监护室、急救病房、患者的术后恢复和呼吸睡眠以及社区医疗监护等方面得到广泛的应用。 Currently, blood oxygen saturation measuring device has been widely used in the operating room, intensive care unit, emergency room, the patient's postoperative recovery and sleep and respiratory medical care and other aspects of the community. 临床应用资料表明,及时监测血氧饱和(SpO》度和/或亚饱和度状态,尽早发现低氧血症,足以提高麻醉和危重病人的安全性,尽早发现Sp02下降, 可有效预防或减少围术期和急症期的意外死亡。 Clinical application data indicate that timely monitoring of oxygen saturation (SpO "and / or sub-saturation state, found that hypoxemia enough to improve the safety of anesthesia and critically ill patients, early detection Sp02 decline, which can effectively prevent or reduce as soon as possible Wai accident and emergency operation period of death.

[0003] 血氧饱和度测量装置一般都采用红外光谱光电法,根据血红蛋白(Hb)具有光吸收的特性设计而成。 [0003] oximetry apparatus generally used infrared photoelectric method, designed by hemoglobin (Hb) having light absorption characteristics according to. 目前的血氧饱和度仪采用指套式光电传感器,将传感器套在人手指上, 利用手指作为盛装血红蛋白的透明容器,使用波长660 nm的红光和940 nm的近红外光作为射入光源,测定通过组织床的光传导强度,来计算血红蛋白浓度及血氧饱和度,仪器即可显示人体血氧饱和度,为临床提供了一种连续无损伤血氧测量仪器。 The current use of finger oximeter type photoelectric sensor, the sensor set in the human finger, a finger as a transparent container containing hemoglobin using red light wave length 660 nm and 940 nm as the incident near-infrared light source, determined by the intensity of light conducting tissue bed to calculate oxygen saturation and hemoglobin concentration, the instrument body can display oxygen saturation, to provide a continuous clinical oximetry instrument without damage.

[0004] 但是,现有的血氧饱和度仪对数据没有存储或传输功能,因此不能长期对测量值数据进行存储,不能与个人电脑、手机、因特网服务器等设备进行连接、上传数据、记录保存,不能进行动态曲线图表显示和分析。 [0004] However, a conventional oximeter no data storage or transmission function, it is not long-term storage of measurement data can not be connected to a PC, mobile phone, Internet servers and other equipment, to upload data, recordkeeping can not be dynamic curve graph display and analysis.

[0005] 并且,现有的血氧饱和度仪采用线缆向外部设备进行连接,连接线缆容易丢失,且连接不方便。 [0005] Further, the conventional oximeter using a cable connection to an external device, connection cables easily lost, and the connection is inconvenient.

发明内容 SUMMARY

[0006] 本发明的目的在于提供一种血氧饱和度仪,可以实现测试数据传输及存储,便于对病人进行动态的长期分析。 [0006] The object of the present invention to provide an oximeter, may be implemented test data transmission and storage, to facilitate the patient's long-term dynamic analysis.

[0007] 本发明的目的是通过以下技术方案实现的。 [0007] The object of the present invention is achieved by the following technical solutions.

[0008] 一种血氧饱和度仪,其特征在于,包括:光电传感器,用于把人体体表的红光和红外光强度信号传送到信号采集放大电路; [0008] An oximeter, characterized by comprising: a photoelectric sensor, for transmitting red and infrared light to the body surface intensity signal amplifying circuit signal acquisition;

信号采集放大电路,对光电传感器传送的红光和红外光强度信号进行运算放大,并把模拟信号转换为数字信号传送到单片机; Amplifying the signal acquisition circuit for red and infrared light intensity signal transmission photosensor is an operational amplifier, and transmits to the microcontroller converts the analog signal into a digital signal;

单片机用于对信号采集放大电路的红光和红外光强度信号进行处理及存储; 传输模块,用于对单片机的红光和红外光强度信号发送指令进行无线传送和接收终端设备的信号,并把接收的信号传送到单片机; Microcontroller for red and infrared light intensity signal amplifying circuit signal acquisition and storage processes; a transmission module, for the red and infrared intensity signals microcontroller sends an instruction signal transmitting and receiving wireless terminal device, and the delivering received signals to the microcontroller;

数据存储器用于存储单片机接收到的红光和红外光强度信号。 A data memory for the red and infrared intensity signals stored in the microcontroller receives.

[0009] 优选的,还包括按键输入模块,用于向单片机输入需要存储,查询,发送及显示角度切换的命令。 [0009] Preferably, further comprising a key input means for input to the microcontroller need to store, search, and transmits a display command angle switching.

[0010] 优选的,还包括IXD显示屏,用于将单片机输出的血氧饱和度值显示出来。 [0010] Preferably, further comprising a display screen IXD, for oximetry value displayed microcontroller output.

3[0011] 优选的,还包括电源模块,用于提供工作电压给单片机。 3 [0011] Preferably, further comprising power supply means for providing operating voltage to the microcontroller.

[0012] 优选的,所述电源模块为电池。 [0012] Preferably, the power module is a battery.

[0013] 优选的,所述终端设备为电脑、手机或者因特网服务器。 [0013] Preferably, the terminal device is a computer, mobile phone or an Internet server.

[0014] 优选的,所述传输模块为GPRS无线传输模块。 [0014] Preferably, the transmission module is a GPRS wireless transmission module.

[0015] 优选的,所述传输模块为蓝牙传输模块。 [0015] Preferably, the transmission module is a Bluetooth transmission module.

[0016] 优选的,所述传输模块为WIFI无线传输模块。 [0016] Preferably, said WIFI wireless transmission module is a transmission module.

[0017] 优选的,所述传输模块为USB传输模块。 [0017] Preferably, the transmission module is a USB transmission module.

[0018] 本发明实施例与现有技术相比,本发明血氧饱和度仪将测试数据实时传输、存储数据至终端设备上,以便于终端设备上可以用直观的曲线图或图表来表现血氧饱和度的动态变化,从而对病人进行动态的长期分析。 [0018] Example embodiments of the present invention compared to the prior art, the present invention oximetry test the real-time data transmission, data storage to the terminal device, so that the terminal device can use visual graph or chart to show the blood dynamic changes of oxygen saturation, the patient so that the dynamic long-term analysis. 使得医疗临床信息与个人、健康管理服务机构信息系统无缝连接和信息共享,为全面完善电子病历档案、建立个人健康档案等提供有效途径,提高基础医疗水平。 Making clinical medical information and personal health management information system services to seamlessly connect and share information, to improve the comprehensive electronic medical records, personal health records established to provide an effective way to improve the basic medical standards.

附图说明 BRIEF DESCRIPTION

[0019] 图1是本发明血氧饱和度仪原理框图。 [0019] FIG. 1 is a block diagram of oximetry of the present invention. 具体实施方式 Detailed ways

[0020] 为了使本发明的目的、技术方案及优点更加清楚明白,以下结合附图及实施例,对本发明进行进一步详细说明。 [0020] To make the objectives, technical solutions and advantages of the present invention will become more apparent hereinafter in conjunction with the accompanying drawings and embodiments of the present invention will be further described in detail. 应当理解,此处所描述的具体实施例仅仅用以解释本发明,并不用于限定本发明。 It should be understood that the specific embodiments described herein are only intended to illustrate the present invention and are not intended to limit the present invention.

[0021] 请参阅图1所示本发明血氧饱和度仪,包括光电传感器,用于把人体体表的红光和红外光强度信号传送到信号采集放大电路; [0021] Referring to FIG oximeter according to the present invention shown in FIG. 1, includes a photosensor, for transmitting red and infrared light to the body surface intensity signal amplifying circuit signal acquisition;

本发明血氧饱和度仪采用指套式高精度光电传感器的电阻式传感器,使用波长660 nm 的红光和940 nm的近红外光作为射入光源,利用手指作为盛装血红蛋白的透明容器,测定通过组织床的光传导强度。 Oximeter according to the present invention uses high-precision finger photosensor resistive sensor, using 660 nm wavelength red and near-infrared light of 940 nm as a light source is incident, a finger as transparent containers for hemoglobin, determined by conducting tissue bed light intensity.

[0022] 信号采集放大电路,对光电传感器传送的红光和红外光强度信号进行运算放大, 并把模拟信号转换为数字信号传送到单片机(MCU);MCU对信号采集放大电路的信号进行处理及存储,并通过IXD显示屏将血氧饱和度值显示出来。 [0022] amplifying the signal acquisition circuit for red and infrared light intensity signal transmission photosensor is an operational amplifier, and transmits to the microcontroller (MCU) an analog signal into a digital signal; the MCU signal amplifying circuit signal acquisition and processing storage, and will be displayed by the display IXD oximetry value.

[0023] MCU处理过程具体包括:MCU根据接收到信号计算出光电传感器的信号变化,来算出人体血氧饱和度的值。 [0023] MCU process comprises: MCU change signal value of the received signal calculated by the photo sensor to calculate the blood oxygen saturation in accordance with. 然后通过传输模块传输至终端设备(如电脑、手机、因特网服务器等)上进行长期的血氧饱和度数据的存储。 It is then transmitted to the terminal equipment (such as computers, mobile phones, Internet server, etc.) for storing long-term data on the oxygen saturation through the transmission module. 而用户也可以使用个人电脑、手机等终端设备来查询数据。 The user can also use personal computers, mobile phones and other devices to query the data.

[0024] 按键输入模块,用于向单片机输入需要存储,查询,发送及显示角度切换的命令。 [0024] The key input means for input to the microcontroller need to store, search, and transmits a display command angle switching. 传输模块,用于对MCU的红光和红外光强度信号发送指令进行无线传送和接收终端设备的信号,并把接收的信号传送到MCU,数据存储器用于存储MCU接收到的红光和红外光强度信号。 Transmission means for transmitting a wireless signal and a receiving terminal apparatus of red and infrared light intensity signal transmission instruction of the MCU, and transmits the received signal to the MCU, the data memory for storing the red and infrared light received by the MCU intensity signal.

[0025] 本发明中,传输模块可以采用GPRS无线传输模块、蓝牙传输模块、WIFI无线传输模块及USB传输模块,且上述各传输模块数据传输格式符合“中国康体佳健康联盟“的通信协议标准,保障医疗保健系统间的互操作性,从而加在通用的标准上结合各种产品与服 [0025] In the present invention, the transmission module may employ GPRS wireless transmission module, Bluetooth module, WIFI wireless transmission module and a USB module, and said each transmission module data transmission format matching "China Health Alliance" communication protocol standards to ensure interoperability between healthcare systems, which combine on a common plus a variety of standard products and service

4务,为人们提供更好地管理个人与家庭健康的工具。 4 services, providing people better manage their personal and family health tools.

[0026] 电源模块用于提供工作电压给MCU,本发明血氧饱和度仪采用电池供电,功耗低。 [0026] The power supply module for supplying operating voltage to the MCU, oxygen saturation battery-powered meter of the present invention, low power consumption.

[0027] 振荡电路由晶振结合单片机内部的电路组成,用于产生单片机所必须的时钟频率。 [0027] The microcomputer's internal oscillator circuit from the oscillator circuit in combination composed, for generating a clock frequency of the microcontroller necessary.

[0028] 以上所述仅为本发明的较佳实施例而已,并不用以限制本发明,凡在本发明的精神和原则之内所作的任何修改、等同替换和改进等,均应包含在本发明的保护范围之内。 [0028] The foregoing is only preferred embodiments of the present invention but are not intended to limit the present invention, any modifications within the spirit and principle of the present invention, equivalent substitutions and improvements should be included in the present within the scope of the invention.

Claims (10)

1. 一种血氧饱和度仪,其特征在于,包括:光电传感器,用于把人体体表的红光和红外光强度信号传送到信号采集放大电路;信号采集放大电路,用于对光电传感器传送的红光和红外光强度信号进行运算放大, 并把模拟信号转换为数字信号传送到单片机;单片机用于对信号采集放大电路的红光和红外光强度信号进行处理及存储; 传输模块,用于对单片机的红光和红外光强度信号发送指令进行无线传送和接收终端设备的信号,并把接收的信号传送到单片机;数据存储器用于存储单片机接收到的红光和红外光强度信号。 An oximeter, characterized by comprising: a photoelectric sensor, for transmitting red and infrared light to the body surface intensity signal amplifying circuit signal acquisition; acquisition signal amplifying circuit for photosensor red and infrared light intensity signal transmission is an operational amplifier, and transmits to the microcontroller converts the analog signal into a digital signal; microcontroller for the red and infrared light intensity signal amplifying circuit signal acquisition and storage processes; a transmission module, with in the light intensity of red and infrared signal transmission instruction signal wirelessly transmitting microcontroller and the receiving terminal device, and transmits the received signal to the microcontroller; a data memory for storing the microcontroller receives the red and infrared light intensity signal.
2.如权利要求1所述的血氧饱和度仪,其特征在于,还包括按键输入模块,用于向单片机输入需要存储,查询,发送及显示角度切换的命令。 2. The oximeter according to claim 1, characterized by further comprising key input means for input to the microcontroller need to store, search, and transmits a display command angle switching.
3.如权利要求1所述的血氧饱和度仪,其特征在于,还包括IXD显示屏,用于将单片机输出的血氧饱和度值显示出来。 Oximeter according to claim 1, characterized in that, further comprising a display IXD, for oximetry value displayed microcontroller output.
4.如权利要求1所述的血氧饱和度仪,其特征在于,还包括电源模块,用于提供工作电压给单片机。 Said oximeter as claimed in claim 1, characterized by further comprising power supply means for providing operating voltage to the microcontroller.
5.如权利要求4所述的血氧饱和度仪,其特征在于,所述电源模块为电池。 5. The oximeter according to claim 4, wherein the power module is a battery.
6.如权利要求1所述的血氧饱和度仪,其特征在于,所述终端设备为电脑、手机或者因特网服务器。 6. The oximeter according to claim 1, characterized in that the terminal device is a computer, mobile phone or an Internet server.
7.如权利要求1所述的血氧饱和度仪,其特征在于,所述传输模块为GPRS无线传输模块。 7. The oximeter according to claim 1, wherein the transmission module is a GPRS wireless transmission module.
8.如权利要求1所述的血氧饱和度仪,其特征在于,所述传输模块为蓝牙传输模块。 8. The oximeter according to claim 1, wherein the transmission module is a Bluetooth transmission module.
9.如权利要求1所述的血氧饱和度仪,其特征在于,所述传输模块为WIFI无线传输模块。 9. The oximeter according to claim 1, wherein the transmission module is a WIFI wireless transmission module.
10.如权利要求1所述的血氧饱和度仪,其特征在于,所述传输模块为USB传输模块。 10. The oximeter according to claim 1, wherein the transmission module is a USB transmission module.
CN2011102250188A 2011-08-08 2011-08-08 Blood oxygen saturation instrument CN102389312A (en)

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