CN114088204A - Wearable core body temperature measuring method and device - Google Patents

Wearable core body temperature measuring method and device Download PDF

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Publication number
CN114088204A
CN114088204A CN202111367806.0A CN202111367806A CN114088204A CN 114088204 A CN114088204 A CN 114088204A CN 202111367806 A CN202111367806 A CN 202111367806A CN 114088204 A CN114088204 A CN 114088204A
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body temperature
user
core body
parameters
personalized
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张爱丽
单橙橙
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Shanghai Jiao Tong University
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Shanghai Jiao Tong University
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J5/00Radiation pyrometry, e.g. infrared or optical thermometry
    • G01J5/0022Radiation pyrometry, e.g. infrared or optical thermometry for sensing the radiation of moving bodies
    • G01J5/0025Living bodies
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01KMEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K13/00Thermometers specially adapted for specific purposes
    • G01K13/20Clinical contact thermometers for use with humans or animals
    • G01K13/223Infrared clinical thermometers, e.g. tympanic
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01KMEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K5/00Measuring temperature based on the expansion or contraction of a material
    • G01K5/02Measuring temperature based on the expansion or contraction of a material the material being a liquid
    • G01K5/22Measuring temperature based on the expansion or contraction of a material the material being a liquid with provision for expansion indicating over not more than a few degrees

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  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)

Abstract

The invention discloses a wearable core body temperature measuring method and device, relating to the technical field of wearable body temperature measurement and comprising the following steps: s1, presetting personalized body temperature model parameters; s2, the wearable device collects the skin temperature and the device temperature of the specific position of the user, and the uncalibrated core body temperature is calculated by utilizing the personalized body temperature model and the model parameters of S1; s3, inputting a reference core body temperature measured by an external core body temperature device by a user, and calculating to obtain personalized parameters of the user; s4, repeating the step S3, and updating the personalized parameters of the personalized body temperature model of the user; and S5, acquiring the skin temperature and the equipment temperature of the specific position of the user by the wearable equipment, and calculating to obtain the calibrated core body temperature through the personalized body temperature model and the personalized parameters of S4. The invention realizes the accurate measurement of the core body temperature, and is convenient for the user to operate and use in daily life.

Description

Wearable core body temperature measuring method and device
Technical Field
The invention relates to the field of wearable body temperature measurement, in particular to a wearable core body temperature measurement method and device.
Background
The core body temperature is an important physiological parameter that can reflect the health state and physiological state of a human body. If the continuous core body temperature monitoring can be carried out on the human body in life, the method has important significance, and particularly when the method is applied to the old, patients and children who cannot take care of themselves, the abnormal body temperature can be found in time, and the dangerous conditions such as heatstroke, temperature loss and the like are avoided. The existing widely applied body temperature measurement methods generally measure the positions of armpits, oral cavities, rectum and the like by devices such as a mercury thermometer, an electronic thermometer, an infrared thermometer and the like to directly obtain body temperature values, but the methods cannot realize continuous monitoring of the body temperature, are usually invasive or minimally invasive, are uncomfortable and disturbing to users in the measurement process, and do not develop corresponding wearable devices to realize continuous measurement.
In recent years, scholars have proposed wearable body temperature measurement methods which combine non-invasive, continuous and accurate measurement, and the methods mostly use skin as an optimal measurement site. Patent publication No. CN112050950A proposes a wearable device and a body temperature measurement method for the wearable device, which calculate the current ambient temperature through the temperature inside the wearable device and the skin temperature of the user, and further calculate the current body temperature, but model parameters based on the method do not take individual differences into account, are not calculated based on the data of the user, but are obtained by experimental simulation, so that the calculated model parameters are inaccurate, and the function of blood flow regulation is not taken into account in the model modeling process, which affects the performance of body temperature calculation. Patent publication CN108139274A proposes a system and method for core body temperature measurement, which includes a first thermometer for directly measuring the rectal temperature and a second thermometer for indirectly measuring the core body temperature based on a thermal flux method, the second thermometer being applied to the skin and providing long-term monitoring of the temperature, the first thermometer being used to output data for calibrating the second thermometer, and this method ensures the accuracy of the wearable method for continuously monitoring the body temperature. However, the calibration method and the measurement method adopted by the system are burdensome for most individuals, the thermal flux method adopted by the system does not take the influence of blood flow change in the human body temperature regulation process into consideration, and the accuracy of the calculation result is influenced.
Accordingly, those skilled in the art have endeavored to develop a wearable core body temperature measurement method and apparatus that enables calibration of body temperature measurements based on individual differences and dynamic blood flow changes without burdening the user.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, the technical problems to be solved by the present invention are: the problems that in the prior art, when a body temperature measurement model is applied to different user groups, accuracy is low and measurement is inconvenient are solved, and the wearable core body temperature measurement method and the wearable core body temperature measurement equipment are provided.
In order to achieve the purpose, the invention provides a wearable core body temperature measuring method, which comprises the following steps:
s1, presetting personalized body temperature model parameters;
s2, the wearable device collects the skin temperature and the device temperature of the specific position of the user, and the uncalibrated core body temperature is calculated by utilizing the personalized body temperature model and the model parameters of S1;
s3, inputting a reference core body temperature measured by an external core body temperature device by a user, and calculating to obtain personalized parameters of the user;
s4, repeating the step S3, and updating the personalized parameters of the personalized body temperature model of the user;
and S5, acquiring the skin temperature and the equipment temperature of the specific position of the user by the wearable equipment, and calculating to obtain the calibrated core body temperature through the personalized body temperature model and the personalized parameters of S4.
Further, the preset personalized body temperature model parameters in step S1 may be calculated from the cloud database based on the body characteristic parameters input by the user, where the body characteristic parameters include sex, age, height, weight, BMI, and body fat percentage.
Further, step S1 includes calculating the similarity between the body characteristic parameter of the user and the body characteristic parameters of the existing users in the database by using a weighted euclidean distance or other similarity calculation method after normalizing the body characteristic parameter of the user, and selecting the model of the existing user in the database with the greatest similarity to the user as the preset parameter of the personalized body temperature model of the user.
Further, the external core body temperature device in step S3 includes an ear thermometer, a mercury thermometer, and an electronic thermometer.
Further, the step S3 of calculating the personalization parameters of the user includes: and the user inputs the reference core body temperature data as a body temperature true value, and obtains the personalized parameters of the body temperature model of the user through a fitting algorithm or a machine learning algorithm.
Further, step S5 includes uploading the physical characteristic parameters of the user and the parameters of the personalized body temperature model to a remote cloud database.
Furthermore, the invention provides wearable core body temperature measuring equipment which comprises a temperature sensor module, a central controller module, a wireless transmission module, a man-machine interaction display and input module, a shell and a watchband module.
Furthermore, the temperature sensor module comprises a first temperature sensor and a second temperature sensor, the first temperature sensor is positioned on the inner side of the watchband and is in contact with the skin, the second temperature sensor is embedded in the middle of the watchband and is spaced from the first temperature sensor by a certain distance, and the first temperature sensor and the second temperature sensor are connected with the central controller module through flexible leads embedded in the watchband;
the central controller module is configured to acquire a temperature signal of the temperature sensor module, calculate the core body temperature of the user in real time, control the man-machine interaction display and input module, and control remote uploading and downloading of data through the wireless transmission module;
the wireless transmission module is configured to transmit data between the wearable device and the cloud database;
the human-computer interaction display and input module is a touch liquid crystal display screen connected with the central controller module;
the shell and watchband module comprises a shell and a watchband, the central controller module, the wireless transmission module and the human-computer interaction display and input module are arranged on the shell, and the temperature sensor is embedded in the watchband.
Furthermore, a pulse sensor, a heart rate sensor or other physiological parameter sensors are embedded in the contact part of the bottom of the watchcase and the skin.
Further, the power supply of the equipment is a built-in power supply or a wireless power supply.
Compared with the prior art, the invention at least has the following beneficial technical effects:
(1) the provided personalized body temperature calculation model fully considers the influence of individual difference and dynamic blood flow change, has higher accuracy and can meet the application requirements of different people;
(2) when the calibrated core body temperature data is not input, the accuracy of the model is ensured by adopting a method of obtaining the basic model parameters most suitable for the user based on individual feature similarity matching, namely, the accuracy and the real-time performance of temperature measurement can be ensured no matter whether the user provides the calibrated core body temperature data, and the wide popularization and application are facilitated;
(3) the method is integrated into wearable equipment such as a wristwatch to continuously monitor the body temperature, so that the method is easy to accept and convenient for a user to operate, and has good application prospect;
(4) the establishment of the cloud database is beneficial to recording mode information and historical information of the user, and can be applied to future health monitoring, analysis and early warning.
The conception, specific structure and technical effects of the present invention will be further described in conjunction with the accompanying drawings to fully understand the purpose, characteristics and effects of the present invention.
Drawings
FIG. 1 is a flow chart of a wearable core body temperature measurement method of the present invention;
FIG. 2 is a schematic structural diagram of a preferred embodiment of the wearable core body temperature measurement device of the present invention;
the device comprises a watch shell 1, a watch band 2, a first temperature sensor 3, a second temperature sensor 4 and a cloud database 5.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings for clarity and understanding of technical contents. The present invention may be embodied in many different forms of embodiments and the scope of the invention is not limited to the embodiments set forth herein.
In the drawings, structurally identical elements are represented by like reference numerals, and structurally or functionally similar elements are represented by like reference numerals throughout the several views. The size and thickness of each component shown in the drawings are arbitrarily illustrated, and the present invention is not limited to the size and thickness of each component. The thickness of the components may be exaggerated where appropriate in the figures to improve clarity.
The meaning of the partial nouns referred to in the present invention is as follows:
the core body temperature is the temperature of the deep core of the human body, which is the temperature at the main output channel of the heart or the central nervous system (with the center of thermoregulation), and is generally represented by the rectal temperature in clinic, and is generally represented by the temperature at the oral cavity, the axilla, the tympanic membrane and the like in daily life.
Fig. 1 is a flow chart of a wearable core body temperature measurement method, including the following steps:
s1, presetting personalized body temperature model parameters;
s2, the wearable device collects the skin temperature and the device temperature of the specific position of the user, and the uncalibrated core body temperature is calculated by utilizing the personalized body temperature model and the model parameters of S1;
s3, inputting a reference core body temperature measured by an external core body temperature device by a user, and calculating to obtain personalized parameters of the user;
s4, repeating the step S3, and updating the personalized parameters of the personalized body temperature model of the user;
and S5, acquiring the skin temperature and the equipment temperature of the specific position of the user by the wearable equipment, and calculating to obtain the calibrated core body temperature through the personalized body temperature model and the personalized parameters of S4.
In the above steps, the body temperature model is a mathematical relation of the core body temperature Tc, the skin temperature Ts and the equipment temperature Tb which are derived based on the human body heat transfer mechanism. There are 4 undetermined parameters (a, b, c, d) in the relation that are related to the individual's physiological condition, of which 2 parameters (a, b) are related to dynamic blood flow regulation changes. The relation formula of the core body temperature Tc, the skin temperature Ts and the equipment temperature Tb is simplified as follows:
Tc=g(Ts,Tb,{a、b、c、d})
wherein a, b, c, d are four undetermined parameters related to blood flow change characteristics, tissue characteristics, device characteristics, and temperature differences. The four undetermined parameters are the model parameters.
In step S1, the preset values of the user body temperature model parameters may be obtained based on an individual feature similarity algorithm, and the body feature parameters include sex, age, height, weight, BMI, body fat percentage, and the like. And calculating the similarity between the body characteristic parameters of the target user and the body characteristic parameters of the existing users in the database by using an individual characteristic similarity algorithm, wherein the similarity is obtained by calculating through a weighted Euclidean distance or other similarity calculation methods after the characteristic parameters are normalized, and the model parameters of the existing users in the database with the maximum similarity to the target user are selected as the preset parameters of the personalized body temperature model of the target user.
In step S1, the cloud database includes body characteristic parameters of the group users and parameters of the corresponding personalized body temperature models, and the personalized body temperature model parameters are obtained only from the measured data and the input data of the individual user, and there is no data intersection with other users, so that the difference of model parameters among the individuals of the users is fully considered, and the highest accuracy can be achieved.
In step S3, the core body temperature data input by the user as the body temperature true value of the user-customized body temperature model parameter is obtained through a fitting algorithm or a machine learning algorithm, and the parameter is updated and calibrated with the continuous input of the user true value. The core body temperature data to which the user inputs the reference can be obtained from a commonly used body temperature measuring mode such as an ear thermometer, a mercury thermometer and an electronic thermometer.
In step S3, the user may input the reference core body temperature measured by the external core body temperature device through the input module of the wearable device or the mobile phone app wirelessly connected with the wearable device.
Taking a certain user as an example, the specific implementation process of the invention is as follows:
the user inputs body characteristic parameters of the user through a liquid crystal display screen of the operation wristwatch, wherein the body characteristic parameters comprise information such as sex, age, height, weight, BMI (body fat percentage) and the like, and the program automatically completes the matching based on an individual characteristic similarity algorithm to obtain the body temperature model preset parameters which are most suitable for the user. Specifically, the similarity between the body characteristic parameters of the target user and the body characteristic parameters of the existing users in the database is calculated, the similarity is obtained through calculation by a weighted Euclidean distance or other similarity calculation methods after the characteristic parameters are normalized, and the model parameters of the existing users in the database with the maximum similarity to the target user are selected as the preset parameters of the personalized body temperature model of the target user.
The user wears the wearable wristwatch device in a specific position and starts a data monitoring function, and the wristwatch starts to automatically and continuously monitor the skin temperature and the device temperature at the position. And calculating to obtain the core body temperature by utilizing the personalized body temperature model and preset parameters according to the skin temperature and the equipment temperature of the position acquired by the equipment, and displaying the core body temperature on a liquid crystal display screen of the wristwatch. When the user does not input calibrated core body temperature data, the core body temperature displayed by the wristwatch is subject to the step.
When a user wants to obtain more accurate personalized body temperature model parameters, namely a more accurate body temperature model is established based on individual actual data, the user can input reference core body temperature data through a liquid crystal display screen of the wristwatch, and the wristwatch automatically forms and updates an individual temperature database. The core body temperature data to which the user inputs the reference can be obtained from a commonly used body temperature measuring mode such as an ear thermometer, a mercury thermometer and an electronic thermometer. The core body temperature data input by the user as the body temperature true value of the user personalized body temperature model parameter is obtained through a fitting algorithm or a machine learning algorithm, and the parameter is updated and calibrated along with the continuous input of the user true value.
After the personalized body temperature model parameters of the user are obtained, the core body temperature can be obtained through calculation of the wrist watch by utilizing the personalized body temperature model and the personalized parameters according to the skin temperature and the equipment temperature of the specific position collected by the equipment, and the core body temperature is displayed in a liquid crystal display screen of the wrist watch. After the user inputs the calibrated core body temperature data, the core body temperature displayed by the wristwatch is subject to the result of the personalized body temperature model and the personalized parameters.
The invention also provides wearable core body temperature measuring equipment which comprises a temperature sensor module, a central controller module, a wireless transmission module, a man-machine interaction display and input module, a shell and a watchband module.
The temperature sensor module is used for measuring skin temperature and equipment temperature, and comprises two temperature sensors, wherein a first temperature sensor 3 is positioned on the inner side of the watchband 2 and is in contact with the skin, a second temperature sensor 4 is embedded in the middle of the watchband 2 and is vertically away from the first temperature sensor 3 by a certain distance, the two sensors are connected with the controller through flexible wires embedded in the watchband, and the sensors can be thermocouples, thermistors, platinum resistors and the like. The central controller module is used for calculating the core body temperature and connecting all module functions, and can be a single chip microcomputer and the like. The wireless transmission module is used for realizing data transmission between the wristwatch data and the cloud database 5 and can be realized through technologies such as WiFi, Bluetooth and Zigbee. The human-computer interaction display and input module is used for realizing interaction between a user and the wristwatch, and comprises core body temperature information display, user body characteristic information input, reference body temperature data input and the like, a touch liquid crystal display screen and the like can be arranged on the watch shell side, a switch starting button for simply starting a default mode by one key can be arranged on the watch shell side, and the operation of the old or children is facilitated. The shell and the watchband module are used for fixing and supporting all modules, wherein the shape of watchcase 1 and watchband 2 accords with ergonomic design, and liquid crystal display is embedded into the top of watchcase 1, embeds temperature sensor in the watchband, and watchband length is adjustable in order to guarantee that first temperature sensor and wrist skin in close contact with. More physiological parameter sensors, such as pulse, heart rate and the like, can be embedded into the contact part of the bottom of the watch case and the skin, and the design can be integrated into the existing wristwatch product as functional supplement. Alternatively, the device power supply may be a built-in power supply or a wireless power supply.
Wearable devices include, but are not limited to, a wristwatch form, a neck collar form, a forehead or chest patch form.
The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.

Claims (10)

1.一种可穿戴核心体温测量方法,其特征在于,包括如下步骤:1. a wearable core body temperature measurement method, is characterized in that, comprises the steps: S1、预设个性化体温模型参数;S1, preset personalized body temperature model parameters; S2、可穿戴设备采集用户特定位置的皮肤温度和设备温度,利用个性化体温模型和S1的模型参数计算得到未校准的核心体温;S2. The wearable device collects the skin temperature and device temperature at a specific location of the user, and uses the personalized body temperature model and the model parameters of S1 to calculate the uncalibrated core body temperature; S3、用户输入外部核心体温设备测量的参考核心体温,计算得到用户的个性化参数;S3. The user inputs the reference core body temperature measured by the external core body temperature device, and calculates the user's personalized parameters; S4、重复步骤S3,更新用户个性化体温模型的个性化参数;S4, repeating step S3, updating the personalized parameters of the user's personalized body temperature model; S5、可穿戴设备采集用户特定位置的皮肤温度和设备温度,通过个性化体温模型和S4的个性化参数计算得到校准后的核心体温。S5. The wearable device collects the skin temperature and the device temperature at a specific location of the user, and calculates the calibrated core body temperature through the personalized body temperature model and the personalized parameters of S4. 2.如权利要求1所述的可穿戴核心体温测量方法,其特征在于,所述步骤S1中预设个性化体温模型参数可以通过云端数据库基于用户输入身体特征参数计算得到,身体特征参数包括性别、年龄、身高、体重、BMI、体脂率。2. The wearable core body temperature measurement method according to claim 1, wherein the preset personalized body temperature model parameters in the step S1 can be calculated based on the user input body characteristic parameters through a cloud database, and the body characteristic parameters include gender. , age, height, weight, BMI, body fat percentage. 3.如权利要求2所述的可穿戴核心体温测量方法,其特征在于,所述步骤S1还包括,将用户的身体特征参数归一化后由加权欧式距离或其他相似性计算方法计算用户的身体特征参数与数据库中已有用户的身体特征参数的相似性,选择与用户相似性最大的数据库中已有用户的模型作为用户的个性化体温模型的预设参数。3. The wearable core body temperature measurement method according to claim 2, wherein the step S1 further comprises: after normalizing the physical characteristic parameters of the user, calculate the user's physical characteristics by weighted Euclidean distance or other similarity calculation methods The similarity between the body feature parameters and the body feature parameters of the existing users in the database, the model of the existing user in the database with the greatest similarity to the user is selected as the preset parameters of the user's personalized body temperature model. 4.如权利要求1所述的可穿戴核心体温测量方法,其特征在于,所述步骤S3中外部核心体温设备包括耳温枪、水银温度计、电子温度计。4 . The wearable core body temperature measurement method according to claim 1 , wherein in the step S3, the external core body temperature equipment comprises an ear thermometer, a mercury thermometer, and an electronic thermometer. 5 . 5.如权利要求4所述的可穿戴核心体温测量方法,其特征在于,所述步骤S3中计算得到用户的个性化参数包括:用户输入参考的核心体温数据作为体温真值,经过拟合算法或者机器学习算法得到该用户体温模型的个性化参数。5. The wearable core body temperature measurement method according to claim 4, wherein the calculation of the user's personalized parameters in the step S3 comprises: the core body temperature data referenced by the user input as the true value of body temperature, and after a fitting algorithm Or the machine learning algorithm obtains the personalized parameters of the user's body temperature model. 6.如权利要求1所述的可穿戴核心体温测量方法,其特征在于,所述步骤S5还包括将用户的身体特征参数和个性化体温模型的参数上传至远程的云端数据库。6 . The wearable core body temperature measurement method according to claim 1 , wherein the step S5 further comprises uploading the user's body characteristic parameters and parameters of the personalized body temperature model to a remote cloud database. 7 . 7.一种可穿戴核心体温测量设备,其特征在于,包括温度传感器模块、中央控制器模块、无线传输模块、人机交互显示与输入模块、外壳及表带模块。7. A wearable core body temperature measurement device, characterized in that it comprises a temperature sensor module, a central controller module, a wireless transmission module, a human-computer interaction display and input module, a casing and a strap module. 8.如权利要求7所述的可穿戴核心体温测量设备,其特征在于,所述温度传感器模块包括第一温度传感器和第二温度传感器,所述第一温度传感器位于表带内侧且与皮肤接触,所述第二温度传感器嵌入表带中间,且与所述第一温度传感器间隔一定距离,所述第一温度传感器和第二温度传感器通过嵌入在表带中的柔性导线与所述中央控制器模块相连;8. The wearable core body temperature measurement device according to claim 7, wherein the temperature sensor module comprises a first temperature sensor and a second temperature sensor, the first temperature sensor is located inside the watch band and is in contact with the skin , the second temperature sensor is embedded in the middle of the watchband, and is spaced from the first temperature sensor at a certain distance, and the first temperature sensor and the second temperature sensor communicate with the central controller through flexible wires embedded in the watchband modules are connected; 所述中央控制器模块被配置为获取所述温度传感器模块的温度信号,实时计算用户核心体温,控制所述人机交互显示与输入模块,并通过所述无线传输模块控制数据的远程上传与下载;The central controller module is configured to acquire the temperature signal of the temperature sensor module, calculate the core body temperature of the user in real time, control the human-computer interaction display and input module, and control the remote upload and download of data through the wireless transmission module ; 所述无线传输模块被配置为可穿戴设备与云端数据库之间的数据传输;The wireless transmission module is configured for data transmission between the wearable device and the cloud database; 所述人机交互显示与输入模块为与所述中央控制器模块相连的可触控液晶显示屏;The human-computer interaction display and input module is a touchable liquid crystal display screen connected to the central controller module; 所述外壳与表带模块包括表壳和表带,所述中央控制器模块、无线传输模块、人机交互显示与输入模块设置于所述表壳上,所述温度传感器嵌入所述表带中。The shell and watchband module includes a watchcase and a watchband, the central controller module, the wireless transmission module, the human-computer interaction display and input module are arranged on the watchcase, and the temperature sensor is embedded in the watchband . 9.如权利要求8所述的可穿戴核心体温测量设备,其特征在于,所述表壳的底部与皮肤接触部位还嵌入脉搏传感器、心率传感器或其它生理参数传感器。9 . The wearable core body temperature measurement device according to claim 8 , wherein a pulse sensor, a heart rate sensor or other physiological parameter sensors are embedded in the contact part of the bottom of the watch case with the skin. 10 . 10.如权利要求9所述的可穿戴核心体温测量设备,其特征在于,还包括设备电源,所述设备电源供给是内置电源或无线供电。10. The wearable core body temperature measurement device of claim 9, further comprising a device power supply, wherein the device power supply is a built-in power supply or a wireless power supply.
CN202111367806.0A 2021-11-18 2021-11-18 Wearable core body temperature measuring method and device Pending CN114088204A (en)

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CN120008753A (en) * 2025-04-14 2025-05-16 南京晶捷生物科技有限公司 A body temperature detection method, device, system, equipment and readable storage medium

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