TWI617287B - Physiological sensing device and method thereof - Google Patents

Abstract

The invention relates to a physiological sensing device and a method thereof, which are measured by a human neck artery, and the main method is to measure the physiological state by the vibration generated by the human neck artery, or to change the blood flow of the human neck artery. Measuring the physiological state; the main component is attached to the neck around by the neck attachment module with the liquid unit. When the human neck artery indirectly causes a slight vibration due to the heartbeat, it is attached to the human neck artery. After the liquid unit receives a slight vibration, a pressure change is generated inside the liquid unit, and the pressure measuring unit immersed in the liquid unit measures the change of the liquid pressure under the power supply of the power unit, and the analyzing unit according to the liquid pressure The change infers the physiological state of the human body.

Description

Physiological sensing device and method thereof

The invention provides a physiological reaction detecting device and a method thereof, which mainly utilizes the linkage between the human artery and the heart, and is disposed around the neck of the human body; firstly, the human artery is indirectly covered by a large area of the liquid, and the human artery is collected from the liquid. The vibration energy changes the pressure of the liquid, and the change of the liquid pressure is used to estimate the state of the human body. Secondly, the optical measuring module emits a light source to illuminate the blood under the skin, and detects changes in blood flow to infer the state of the human body.

In recent years, the breakthroughs and quantification of various types of science and technology have had far-reaching effects on human daily life, such as autonomous driving, wearable devices, smart phones, Internet of Things, electric vehicles, etc., and each has a whole human society. Great connection.

Among them, wearable devices have been looking for suitable application methods in the past few years. Today, mobile records and heart rhythm status are the main factors. The effects are based on exercise record, community interaction, heart rate record and sleep record.

Several prior art documents are exemplified below, and a number of related patents are as follows: TW I286071 discloses a heart rate monitoring unit including a heart rate monitor and a belt. The heart rate monitor includes a base having a length defining a longitudinal axis, an electronics unit portion, a first electrode portion, and a first strap connecting portion. The electronic device unit portion has a first end portion proximate to the first electrode portion and a second end portion remote from the first electrode portion. The first electrode portion has a first end portion adjacent to the electronic device unit portion and a second portion remote from the electronic device unit portion Ends. The first strap connecting portion is disposed between the second end of the electronic device unit portion and the second end of the first electrode portion. The base includes a first electrode fixed to the first electrode portion and an electronic device unit fixed to the electronic device unit portion.

TW I556813 discloses a wearable device, an electronic device, and a method of recording user actions. The wearable device includes a body, at least one sensor, and a memory module. The exterior of the body has a surface and the interior of the body has an accommodation space. The sensor is configured to sense a user's contact action with the surface, and record the position, force, and number of times of the contact action relative to the surface to form contact information corresponding to the contact action. Thereby, when the user puts on the wearable device, the sensor of the embodiment can automatically sense and record the instinctual physical contact action of the user on the body part covered by the wearable device, so that the contact action becomes a doctor. The basis for diagnosis.

TW I539657 discloses a wearable communication device comprising a carrier, a ground plane and a coaxial cable. The carrier includes an insulating portion. The grounding surface is fixed to the carrier. The coaxial cable is fixed to the carrier and used to generate a resonant mode. In addition, the coaxial cable includes an outer conductor and an inner conductor. The outer conductor is electrically connected to the ground plane. The inner conductor includes a feed point and a first conductive segment that is exposed outside of the outer conductor. Wherein the first conductive segment is opposite to the insulating portion, and the length of the first conductive segment is related to a center frequency of the resonant mode.

However, it is a pity that existing applications are still mainly based on personal status and do not provide better applications for commercial and industrial activities.

In addition, the current photoplethysmography (PPG) signal is presented in the market by the application of a wristband or watch, and is mainly based on traditional usage habits. However, the limbs are located at the end of the blood transmission, which is easily caused by the coldness of the limbs. Inaccurate measurement, and the muscles around the humerus at the wrist position may be slimmer, which may result in the measurement of blood in the muscles. tube.

Accordingly, in order to solve the above problems, a primary object of the present invention is to provide a physiological sensing device and method thereof to improve the above problems.

In view of the above problems, the present invention provides a physiological sensing device and a method thereof. Firstly, a liquid unit of a sensing application is indirectly attached to a human neck artery, transmitted from an arterial vibration to a liquid unit, and then detected by a pressure measuring unit. The pressure changes and is converted to vibration frequency.

Accordingly, it is a primary object of the present invention to provide a physiological sensing apparatus and method thereof for detecting a change in a human body state by changing a fluid pressure via a human artery vibration.

Still another object of the present invention is to provide a physiological sensing apparatus and method thereof for improving the problem of measurement of an existing wrist position by changing the measurement position.

Still another object of the present invention is to provide a physiological sensing apparatus and method thereof that utilizes wireless charging technology to reduce problems in continuous use.

Still another object of the present invention is to provide a physiological sensing apparatus and method thereof, which recognizes a driver with an identity unit and effectively observes whether the driver is suitable for driving.

Still another object of the present invention is to provide a physiological sensing device and method thereof, which provide remote confirmation and instant information acquisition using a wireless communication method.

In order to achieve the above object, the main technical means used in the present invention is achieved by the following technical solutions. The invention relates to a physiological sensing device which measures the physiological state by vibration generated by a human neck artery, and comprises a neck attaching module and a pressure measuring module; the neck attaching module has an installation a pressure measuring module is provided in the fixing portion; the pressure measuring module has a liquid unit, a pressure measuring unit, a power unit, an analyzing unit and The accommodating unit is provided with the liquid unit, the pressure measuring unit, the power unit and the analyzing unit. The pressure measuring module is fixed to the human neck by the mounting fixing portion. Around the arteries, the pressure measurement module is indirectly attached to the neck of the human body by gravity, and when the human neck artery indirectly causes a slight vibration due to the heartbeat, it is attached to the human neck artery. After the liquid unit in the pressure measuring module receives a slight vibration, a pressure change is generated inside the liquid unit, and the pressure measuring unit immersed in the liquid unit measures the change of the liquid pressure when the power unit is powered. The analysis unit infers the physiological state of the human body according to the change in the fluid pressure.

The object of the present invention and solving the technical problems thereof can be further achieved by the following technical measures.

In the foregoing physiological sensing device, the neck attaching module has a Velcro unit.

The aforementioned physiological sensing device, wherein the power unit is a wireless power receiving element.

The aforementioned physiological sensing device, wherein the analyzing unit has a wireless communication function.

In the foregoing physiological sensing device, the pressure measuring module has an identity unit, and the identity unit is electrically connected to the analyzing unit.

The aforementioned physiological sensing device further has a control module.

In the above physiological sensing device, the control module has a vehicle brake unit, a connection unit and a wireless charging unit.

In addition, in order to achieve the above object, the secondary technical means used in the present invention is achieved by the following technical solutions. The invention is a physiological sensing method, which is a human neck artery The generated vibration measures the physiological state, which comprises the following steps: Step 1: A pressure measurement module is fixed around the human neck artery by a neck attachment module, and indirectly attached to the human neck. Step 2: The human neck artery indirectly produces a slight vibration due to the beating of the heart, and one of the liquid measuring units attached to the neck artery of the human body receives a slight vibration; Step 3: The inside of the liquid unit generates pressure Changing, the pressure measuring unit immersed in the liquid unit measures the change of the liquid pressure in the case of power supply of the power unit; Step 4: One of the analysis units in the pressure measuring module infers the human body according to the change of the liquid pressure Physiological state.

The object of the present invention and solving the technical problems thereof can be further achieved by the following technical measures.

In the foregoing physiological sensing method, after the step 4, the analyzing unit transmits an identity unit information and a human physiological state to a control module by wireless communication.

In the foregoing physiological sensing method, after the step 4, the control module confirms that the vehicle braking unit is activated to lock the vehicle according to the identity unit information and the physiological state of the human body.

In the foregoing physiological sensing method, after the step 4, the control module transmits the related information to the remote server by a connection unit according to the information of the identity unit and the physiological state of the human body.

Further, in order to achieve the above object, the secondary technical means used in the present invention is achieved by the following technical solutions. The invention is a physiological sensing method for measuring physiological state of a human neck blood vessel, which comprises the following steps: Step A: positioning an optical measuring module on a human neck by a neck attaching module Around the artery, and indirectly attached to the neck of the human body; Step B: The human neck artery indirectly produces a change in blood flow due to the beating of the heart, and one of the optical measurement modules attached to the neck artery of the human body emits light. The unit emits a light source to illuminate the blood under the skin; Step C: the light unit illuminates the blood under the skin, and one of the optical measuring units is in an electric The blood unit is detected to detect changes in blood flow; step D: an analysis unit in the optical measurement module infers the physiological state of the human body according to the change in blood flow.

The object of the present invention and solving the technical problems thereof can be further achieved by the following technical measures.

In the foregoing physiological sensing method, after the step D, the analyzing unit transmits an identity unit information and a human physiological state to a control module by wireless communication.

In the foregoing physiological sensing method, after the step D, the control module confirms that the activation of a vehicle braking unit to lock the vehicle is started according to the identity unit information and the physiological state of the human body.

In the foregoing physiological sensing method, after the step D, the control module transmits the related information to the remote server by a connection unit according to the identity unit information and the physiological state of the human body.

Compared with the prior art, the invention has the following effects: (1) changing the measurement position and reducing the disadvantages of the existing measurement; (2) indirectly changing the liquid pressure mode to obtain the heartbeat change signal by the slight vibration of the blood vessel; (3) using the wearable The method is fixed to reduce the measurement limit; (4) to achieve multiple interaction effects by identity unit identification; (5) by monitoring the physiological state in real time, the fatigue driving risk can be effectively reduced.

10‧‧‧Neck Attachment Module

11‧‧‧Installation and fixing department

12‧‧‧ Velcro unit

20‧‧‧Pressure measurement module

20X‧‧‧Optical Measurement Module

21‧‧‧Liquid unit

21X‧‧‧Lighting unit

22‧‧‧Pressure measuring unit

22X‧‧‧Light sensing unit

23‧‧‧Power unit

24‧‧‧Analysis unit

25‧‧‧ accommodating unit

26‧‧‧identity unit

30‧‧‧Control module

31‧‧‧Vehicle brake unit

32‧‧‧Connecting unit

33‧‧‧Wireless charging unit

40‧‧‧ human neck

41‧‧‧ Human neck artery

50A‧‧‧Step A

50B‧‧‧Step B

50C‧‧‧Step C

50D‧‧‧Step D

501‧‧‧Step 1

502‧‧‧Step 2

503‧‧‧Step 3

504‧‧‧Step 4

505‧‧‧Step 5

506‧‧‧Step 6

507‧‧‧Step 7

1 is a first schematic view of the device of the present invention; FIG. 2 is a schematic view of the human body of the present invention; FIG. 3 is a schematic view of the device of the present invention disposed on the human body; FIG. 4 is a view of the device of the present invention; Snapshot of the velcro; Fig. 5 is a second schematic view of the apparatus of the present invention; Fig. 6 is a third schematic view of the apparatus of the present invention; Figure 7 is a flow chart of a first method of the method of the present invention; Figure 8 is a flow chart of a second method of the method of the present invention; Figure 9 is a fourth schematic view of the apparatus of the present invention; A flow chart of a third method of the method of the present invention.

In order to make the objects, features and effects of the present invention more apparent, the following is a preferred embodiment of the present invention: Referring first to Figure 1, the device of the present invention comprises a neck attachment module (10). And a pressure measurement module (20).

First, it can be seen from Fig. 1 that the neck attaching module (10) has a mounting fixing portion (11).

Specifically, the neck attaching module (10) functions to fix the pressure measuring module (20) to the circumference of the human neck artery (41), so the neck attaching module (10) The utility model has the advantages of simple shaping and accommodating the function of the pressure measuring module (20). In the embodiment, the strip shape can be shaped into a U-shaped representation, which can actually be a collar structure of a shirt, a tie structure, etc.; The mounting fixing portion (11) is a structure for fixing the pressure measuring module (20) to the neck attaching module (10), and is presented in an open-ended strip structure in the embodiment, as shown in FIG. The pressure measuring module (20) is placed into the mounting fixing portion (11) from the opening.

Referring again to Figure 2, the human neck artery (41) is located on the left and right sides of the human neck (40); then, see Figure 3, which will be attached to the neck of the pressure measurement module (20). The attached module (10) is attached to the surface of the human neck (40), and the pressure measuring module (20) can indirectly receive vibration of the human neck artery (41).

For example, as shown in FIG. 4, the neck attaching module (10) has a Velcro unit (12), and the Velcro unit (12) functions to stably fix the neck attaching module. (10) The position measurement on both sides enables the pressure measurement module (20) located in the neck attachment module (10) to stably obtain the vibration of the human neck artery (41); the Velcro unit (12) is Commonly known as "Devil Dip", it is a kind of fiber fastening material, usually composed of two fabrics, one surface is covered with a ring structure and the other surface is covered with a hook structure. When the two fabrics are pressed tightly, the hook and the ring are combined to form a temporarily fastened state; and the neck attaching module (10) can be sewn in the collar and the neck attaching module ( 10) It can be attached to the collar with a tie-like structure. In addition, there are various ways to attach the neck attachment module (10) around the neck.

Referring to FIG. 5, the pressure measuring module (20) basically has a liquid unit (21), a pressure measuring unit (22), a power unit (23), an analyzing unit (24), and an accommodation. Unit (25).

In general, the liquid unit (21) functions to convert a large area subjected to small vibration energy into a small area to withstand a large hydraulic pressure by using Pascal's principle, so that the human neck artery (41) is more easily sensed in this embodiment. The pressure measuring unit (22) is a sensor for measuring the pressure of the liquid and the gas. Similar to other sensors, the pressure sensor converts the pressure into an electrical signal output when the pressure sensor operates; wherein the power unit (23) functions as The power supply is generally a battery. In this embodiment, the wireless power receiving component is presented, and the wireless power supply method reduces the weight and improves the security. The analysis unit (24) is a microprocessor with wireless communication function (Microprocessor). , μP), the function is to process the digital pressure change digital data transmitted by the pressure measuring unit (22), and transmit it to the outside; finally, the accommodating unit (25) is to install the liquid unit (21), the pressure amount Measuring unit (22), the power unit (23) and the analyzing unit (24).

Preferably, the pressure measurement module (20) has an identity unit (26) (as shown in FIG. 6), and the identity unit (26) is electrically connected to the analysis unit (24), the identity unit ( 26) Efficacy is to provide identification identity.

As described above, wherein the identity unit (26) identifies the identity by remote database records, and can record exclusive related physiological information, thereby observing the physiological changes of the user wearing the identity unit (26), inferring use The physiological state, thereby providing relevant auxiliary information, and can be utilized for driving a vehicle.

In addition, the present invention can be applied to a vehicle. The physiological sensing device of the present invention further has a control module (30) having a vehicle brake unit (31), a connection unit (32) and a wireless charging unit (33); The control module (30) functions to provide an intermediary for the pressure measurement module (20) to be connected to the outside world; wherein the vehicle brake unit (31) is electrically connected to the vehicle computer and has a component that prohibits the vehicle from starting. The connection unit (32) refers to providing a radio connection with the analysis unit (24) and having an electrical connection function to the external network; and further, the wireless charging unit (33) is for providing the power unit (23) Components for wireless charging.

Next, please refer to FIG. 7 , which is a physiological sensing method of the present invention, which measures the physiological state by the vibration generated by the human neck artery, and includes the following steps: First, please refer to the steps of FIG. 7 . 1 (501) and Figures 1, 2, and 3 show that step 1 (501) is described in detail below, and a pressure measuring module (20) is fixed to the human neck by a neck attaching module (10). Around the artery (41), and indirectly attached to the human neck (40).

In this step 1 (501), the purpose is to insert the pressure measuring module (20) into the mounting fixing portion (11) as shown in FIG. 1, and then to view the human neck (40) of FIG. The position of the human neck artery (41) is such that the neck attachment module (10) covers the human neck (40) as shown in Fig. 3, and the pressure measurement module (20) is indirectly fixed to the human neck artery ( 41) Around.

Next, please refer to step 2 (502) and Fig. 6 of Fig. 7; step 2 (502) is described in detail below. The human neck artery (41) indirectly causes slight vibration due to heart beat and is attached to the human neck. A liquid unit (21) in the pressure measuring module (20) on the arteries (41) receives a slight shock.

In this step 2 (502), the purpose is to cover the human neck (40) by the neck attaching module (10) as shown in FIG. 3, and the pressure measuring module (20) is indirectly fixed to the human neck. Around the artery (41), the pressure measurement module (20) is indirectly attached to the human neck artery (41) by a large area due to gravity, so when the human neck artery (41) is indirectly generated due to heart beat With slight vibration, the liquid unit (21) in the pressure measurement module (20) will receive a large area of slight vibration.

Then, please refer to step 3 (503) and FIG. 6 of FIG. 7; step 3 (503) is described in detail below, the liquid unit (21) generates a pressure change inside, and is immersed in the liquid unit (21). One of the pressure measuring units (22) measures the change in liquid pressure in the presence of a power unit (23).

The purpose of step 3 (503) is to receive a large area of slight vibration from the liquid unit (21) of step 2 (502), to increase the amount of pressure change inside the liquid unit (21), and to immerse the liquid unit (21). The pressure measuring unit (22) in the middle takes a change in the liquid pressure.

Again, please refer to step 4 (504) and figure 6 of Figure 7; step 4 (504) As described in detail below, an analysis unit (24) in the pressure measurement module (20) infers the physiological state of the human body according to the change in the fluid pressure.

The purpose of step 4 (504) is to separate the spectrum of the heart beat by the Fourier transform.

Preferably, please refer to step 5 (505), step 6 (506) and step 7 (507) of FIG. 8; step 5 (505) is described in detail below, and the analyzing unit (24) will be an identity unit ( 26) information and human physiological state are transmitted to a control module (30) by wireless communication; step 6 (506) is described in detail below, the control module (30) according to the identity unit (26) information and human physiological state, Confirm that a vehicle brake unit (31) is activated to lock the vehicle; step 7 (507) is described in detail below, and the control module (30) is connected by the identity unit (26) and the physiological state of the human body by a connection unit (32) Pass relevant information to the remote server.

The purpose of step 5 (505) is to transmit the confirmed user and heart rate status to the management module to facilitate the use of the message; when the user has no driving right and abnormal heart rate status in step 6 (506), The vehicle will not be allowed to drive; the purpose of step 7 (507) is to ensure the safety of the driver from time to time, and the remote server integrates the management information.

In addition to the above liquid pressure detection method, another conventional photoplethysmography (PPG) method will be described below, mainly emphasizing that the measurement position is located in the neck and is used in conjunction with a vehicle application.

Referring to Figures 6 and 9, the main difference between the two is that the pressure measurement module (20) is replaced by an optical measurement module (20X), and the second is that the liquid unit (21) is replaced by a light-emitting unit (21X). 3, the pressure measuring unit (22) is replaced by a light sensing unit (22X); the remaining components are the power unit (23), the analyzing unit (24), the receiving unit (25), the identity unit (26), the tube Both the control module (30) and the human neck (40) are the same as described above.

Referring to FIG. 10 again, a physiological sensing method according to the present invention is a physiological state of the human neck blood vessel, which includes the following steps: First, please refer to step A (50A) of FIG. And Figures 2 and 3 show that step A (50A) is described in detail below, and an optical measurement module (20x) is positioned around the human neck artery (41) by a neck attachment module (10). And indirectly attached to the human neck (40).

Next, please refer to step B (50B) and Fig. 9 of Fig. 10; step B (50B) is described in detail below, and the optical measuring module (20x) attached to the human neck artery (41) is described in detail. One of the light-emitting units (21X) emits a light source to illuminate the blood under the skin, and the human neck artery (41) indirectly causes a change in blood flow due to the heart beat.

Then, please refer to step C (50C) and FIG. 9 of FIG. 7; step C (50C) is described in detail below, the illumination unit (21X) illuminates the blood under the skin, and the optical measurement module (20x) One of the light sensing units (22X) detects a change in blood flow under the power of a power unit (23).

Further, please refer to step D (50D) and FIG. 9 of FIG. 10; step D (50D) is described in detail below, and one of the analysis units (24) in the optical measurement module (20x) flows according to the blood. The amount of change infers the physiological state of the human body.

The above blood pulsation change refers to the measurement of the photoplethysmography (PPG) signal, and the light volume change tracing signal is absorbed by the light sensing unit (in the present invention, the light sensing unit (22X)). The principle of energy (in the present invention refers to the light source emitted by the light-emitting unit (21X)), recording the light pulsating in the blood vessel by the blood flow The signal detected by the change; wherein the blood flow per unit area of the blood vessel changes with the beat of the heart, and the light sensing unit changes the sensing voltage as the blood volume changes.

Preferably, please refer to step 5 (505), step 6 (506) and step 7 (507) of FIG. 10; step 5 (505) is described in detail below, and the analyzing unit (24) will be an identity unit ( 26) information and human physiological state are transmitted to a control module (30) by wireless communication; step 6 (506) is described in detail below, the control module (30) according to the identity unit (26) information and human physiological state, Confirm that a vehicle brake unit (31) is activated to lock the vehicle; step 7 (507) is described in detail below, and the control module (30) is connected by the identity unit (26) and the physiological state of the human body by a connection unit (32) Pass relevant information to the remote server.

The purpose of step 5 (505) is to transmit the confirmed user and heart rate status to the management module to facilitate the use of the message; when the user has no driving right and abnormal heart rate status in step 6 (506), The vehicle will not be allowed to drive; the purpose of step 7 (507) is to ensure the safety of the driver from time to time, and the remote server integrates the management information. .

Therefore, the effect of the invention is different from the traditional heart rate measuring device, which is the first in the application of the wearing device, and is in conformity with the patent requirements of the invention, and the application is filed according to law.

However, it should be reiterated that the above description is only a preferred embodiment of the present invention, and the equivalent changes of the specification, the patent scope or the drawings of the present invention are still within the technical scope of the present invention. The scope of the invention is defined by the scope of the appended claims.

Claims (7)

A physiological sensing device is configured to measure a physiological state by vibration generated by a human neck artery, and includes a neck attaching module, a pressure measuring module and a control module; the neck attaching module has The pressure measuring module is provided with a liquid measuring unit, a pressure measuring unit, a power unit, an analyzing unit and a receiving unit. The unit is provided with the liquid unit, the pressure measuring unit, the power unit and the analyzing unit; the control module has a vehicle braking unit, a connecting unit and a wireless charging unit; and wherein the pressure amount is The measuring module is fixed around the neck artery of the human body by the mounting fixing portion, and the pressure measuring module is indirectly attached to the neck of the human body by gravity, when the human neck artery is indirectly caused by the heart beat. When the liquid unit in the pressure measuring module attached to the neck artery of the human body receives a slight vibration, a pressure change is generated inside the liquid unit, and the pressure is immersed in the liquid unit. In the measuring unit where the power supply unit to measure the liquid pressure change, the analysis unit by separating the liquid pressure change is converted by the Fourier spectrum of the beating heart, then the heart beat spectrum corollary physiological state. The physiological sensing device of claim 1, wherein the neck attaching module has a Velcro unit. The physiological sensing device of claim 1, wherein the power unit is a wireless power receiving element. The physiological sensing device according to claim 1, wherein the analyzing unit is provided with wireless Communication function. The physiological sensing device of claim 1, wherein the pressure measuring module has an identity unit, and the identity unit is electrically connected to the analyzing unit. A physiological sensing method for measuring physiological state by vibration generated by a human neck artery includes the following steps: Step 1: Fixing a pressure measuring module to a human neck by a neck attaching module Around the artery, and indirectly attached to the neck of the human body; Step 2: The human neck artery indirectly produces a slight vibration due to the beating of the heart, and a liquid unit in the pressure measurement module attached to the neck artery of the human body receives a slight vibration; Step 3: A pressure change is generated inside the liquid unit, and a pressure measuring unit immersed in the liquid unit measures the change of the liquid pressure in the case of power supply of the power unit; Step 4: The pressure measuring module The analysis unit separates the spectrum of the heart beat by the Fourier transform according to the change of the liquid pressure, and then deduces the physiological state of the human body by the spectrum of the heart beat; Step 5: The analysis unit uses an identity unit information and a human physiological state in a wireless communication manner. Passed to a control module; Step 6: The control module confirms the activation of a vehicle brake unit lock based on the identity unit information and the physiological state of the human body Launch. The physiological sensing method according to claim 6, wherein after the step 4, the control module transmits the related information to the remote server by a connection unit according to the information of the identity unit and the physiological state of the human body.