KR100944710B1 - Wearing pulsimeter device - Google Patents

Abstract

The present invention relates to a wearable pulsator, and to be supported and fixed by the radial and ulnar protrusion of the wrist, wearable pulse and blood pressure measuring device to effectively analyze the pulse and blood pressure by measuring the pulse wave of the radial artery during exercise It is about.

GMR, MTJ, Hall, Wearable, Pulse, Radius, Ulnar

Description

Wearable Pulse Generator {WEARING PULSIMETER DEVICE}

The present invention relates to a wearable pulsator, more specifically, wearable pulse and blood pressure that is supported and fixed by the radial protrusion and the ulnar protrusion of the wrist to effectively analyze and display the pulse and blood pressure by measuring the pulse wave of the radial artery during exercise It relates to a measuring instrument.

Pulse and blood pressure are considered important medical criteria for determining a person's health. Therefore, various devices have been developed for effectively measuring pulse and blood pressure.

Among them, there are Korean registered patent No. 193878 and Republic of Korea Utility Model No. 240972 as a portable pulse measuring device, and Korea Registered Utility Model No. 378923 as a portable blood pressure measuring device, and can measure both. Japanese Laid-Open Patent Publication No. 5-7557.

However, until now, the prior arts including the above technology have been disclosed that the portable pulse and blood pressure measuring device can be implemented in a wristwatch type or a ring (ring) type, but most of them are conceptually disclosed, and a technology for how to implement them is developed. It has not been put to practical use.

In particular, in order to determine the pulse and blood pressure by measuring the pulse wave of the radial artery with the pulse by the traditional method, it is important to fix the pulse measuring sensor part on the radial artery, which may be difficult to fix when the subject (user) moves by exercise. In addition, there has been a problem that accurate measurement is difficult due to the occurrence of dynamic noise.

In addition, in order to perform a more accurate pulse in the traditional manner, "bu", "medium", "needle" must be measured by pressing a certain pressure, there is a problem that can not be easily implemented such a pressing means.

In addition, the conventional pulse wave measuring unit is an optical sensor, an electrocardiogram sensor, a pressure sensor and the like is difficult to accurately measure, there is a problem that the volume of the measuring device becomes large.

Therefore, the present invention was conceived to solve the problems of the conventional wearable pulse and blood pressure measuring device, and is supported and fixed by the radial protrusion and the ulnar protrusion of the wrist to effectively measure the pulse wave of the radial artery during exercise and pulse and Its purpose is to provide a wearable pulsator that analyzes and displays blood pressure.

Wearable pulsator according to the present invention for achieving the above object is a predetermined wearing means, a sensor unit for measuring the pulse wave is located on one side of the wearing means, the pulse wave is electrically connected to the sensor unit measured in the sensor unit In the wearable pulsator comprising a data processing unit for processing data, the wearing means is characterized in that the belt is supported by the protrusion of the radial and the protrusion of the ulna in the arm joint of the wrist.

Here, the belt-type wearing means may be formed in the through hole to be fixed to each of the protrusions of the radial and the protrusions of the ulna.

In addition, the sensor unit is preferably attached to the inside of the belt-type wearing means to be in contact with the skin on the radial artery of the wrist.

The data processing unit may be inserted between the sensor unit and the belt-type wearing unit and attached to the inside of the belt-type wearing unit by the sensor unit and one housing.

Preferably, the component further includes a display unit electrically connected to the data processing unit, and the display unit is coupled to the belt-type wearing unit integrally or separately with the data processing unit.

In particular, the sensor unit, the skin contact portion formed of a magnetic material in contact with the skin of the position to be measured the pulse wave; A pulse wave sensor unit formed in an array form with any one selected from a GMR element, an MTJ element, and a Hall element spaced apart from the upper portion of the skin contact part as a unit cell; More preferably, it comprises a spaced space portion forming a predetermined space between the skin contact portion and the pulse wave detection sensor portion.

The wearable pulsator according to the present invention is supported by the radial protrusion and the ulnar protrusion of the wrist, thereby effectively measuring the pulse wave of the radial artery, and effectively analyzing the pulse and blood pressure.

In addition, there is an effect that can be easily measured by the pulse pressure adjustment by a simple belt length adjusting means.

Furthermore, by further providing a signal transmission and reception unit, it is possible to simplify the circuit configuration of the data processing unit, thereby reducing the volume of the measurement device and implementing the comprehensive health examination service by connecting the measured pulse wave data with an external server. .

Lastly, when exercising with the pulsator according to the present invention by sending an alarm signal when the predetermined pulse and / or blood pressure exceeds the allowable range in the storage unit, there is an effect that can prevent excessive exercise.

Hereinafter, with reference to the accompanying drawings will be described in detail an embodiment of the present invention.

[First Embodiment]

The wearable pulsator according to the present embodiment is basically, as shown in FIGS. 1A and 1B, the pulsator main body 100 is configured to be fastened to a predetermined wearing means 200 which is a belt type, and the wearing means 200 is formed on the wrist. It is characterized in that it is supported by the protrusions 22 of the radius 20 and / or the protrusions 32 of the ulna 30 in the arm joint 10.

FIG. 1A illustrates an example in which the belt-type wearing means 200 is supported and fixed by the radial protrusion 22 and the ulnar protrusion 32 so that the pulsator main body 100 can be fixed on the radial artery of the wrist adjacent to the palm. B is a belt-shaped wearing means 200 is supported by the radial protrusion 22 and the ulnar protrusion 32 by the connecting device 300 having a predetermined length adjusting means on the wrist portion adjacent to the back of the hand. It shows an example.

Here, the radial protrusion 22, as shown in Figures 1a and 1b, the end of the radius 20 facing the scapula 12 and the meniscus 14 forming the carpal bone in the arm joint 10 of the wrist. The protrusion formed on the wrist by the protruding shape of the ulnar protrusion 32 refers to the protrusion formed on the wrist by the protrusion of the end of the ulna 30 adjacent to the radius 20.

This embodiment is further clarified by FIG. 2, which is a cross-sectional view taken along the line AA ′ of FIG. 1A. Reference numeral 24 denotes the radial artery. Fixing by the wrist body portion of the belt-type wearing means 200 according to the present embodiment is sufficient to use any one of the radial protrusion 22 and the ulnar protrusion 32, it is more preferable to use both protrusions Do.

By doing so, even if the user wears the pulsator according to the present embodiment and exercise, the pulsator main body 100 attached to the belt-type wearing means 200 has an effect of always being accurately positioned on the radial artery.

In addition, in the present embodiment, as shown in FIG. 3A or 3B, the pulsator main body 100 may include a sensor unit 110 that detects a pulse wave in contact with the skin, and is electrically connected to the sensor unit and measured by the sensor unit. The data processor 120 for processing pulse wave data and the display unit 130 electrically connected to the data processor are integrally formed as one housing 140.

Second Embodiment

The difference from the first embodiment is in the structure of the pulsator main body 100 as shown in Figs. 5A, 5B and 6.

The sensor unit 110 according to the present embodiment is attached to the inside of the belt-type wearing means 200 to be positioned in contact with the skin on the radial artery of the wrist, and the data processor 120 is connected to the sensor unit 110 and the belt. It is inserted between the type wearing means 200 is attached to the inside of the belt type wearing means 200 by the sensor unit 110 and one housing, the display unit 130 is separated from the data processing unit 120 The belt-type wearing means 200 is coupled to the outside.

Reference numeral 122 denotes a conductive line electrically connecting the data processor 120 and the display unit 130, and is provided inside, outside, or embedded in the belt type wearing means 200.

Third Embodiment

Differences from the first and second embodiments are not shown, but only the sensor unit 110 is attached to the inside of the belt-type wearing means 200, and the data processing unit 120 and the display unit 130 are not shown. Is integrally housed and coupled to the belt-type wearing means 200.

[Fourth Embodiment]

In the first to third embodiments, an optical sensor, an electrocardiogram sensor, a pressure sensor, and the like, which are conventionally known as a pulsation sensor of the sensor unit 110, may be used, but in the present embodiment, to increase the sensitivity of the sensor and reduce the volume of the sensor unit, In the form of an array in which unit cells are selected from GMR elements, MTJ elements, and Hall elements described in Korean Patent Application Nos. 10-2005-0098677 and 10-2006-0084402, filed in the Republic of Korea by the same inventor. Is formed.

That is, the sensor unit 110 according to the present embodiment, as shown in Figure 3a or 3b, the skin contact portion 112 formed of a magnetic material in contact with the skin of the position to be measured the pulse wave; A pulse wave sensor unit 114 formed in an array form with any one selected from a GMR element, an MTJ element, and a Hall element spaced apart from the upper portion of the skin contact part as a unit cell; It comprises a spaced apart space portion 113 forming a predetermined space between the skin contact portion and the pulse wave detection sensor unit.

In addition, the technology using the GMR element, the MTJ element and the Hall element as a pulse sensor is described in Korean Patent Application Nos. 10-2005-0098677 and 10-2006-0084402, respectively, Detailed description will be omitted.

[Example 5]

The difference from the first to fourth embodiments is in the configuration of the sensor unit 110 and the configuration of the connection device of the belt-type wearing means 200.

As shown in FIG. 3A or 3B, the sensor unit 110 according to the present embodiment further includes at least one pressure sensor 116 in the sensor unit configuration of the fourth embodiment, and the belt-type wearing means 200. The connecting device 300 of) is further provided with a length adjusting means, by adjusting the pressure of the sensor unit 110 in contact with the skin pressing the radial artery 24 by adjusting the length of the belt by the length adjusting means. "," Medium "," the needle "by the traditional pulse method has the advantage that more accurate pulse can be.

The connecting device 300 of the belt-type wearing means 200 may be implemented in various ways, but as shown in FIG. 4, the length of the belt is provided with a length adjusting means 320 having a fine tooth shape 323. Attached to (210), it may have a structure for guiding the other end 220 in which the fine groove 222 is formed to engage the fine tooth shape 323. Here, the length adjusting means 320 prevents the reverse rotation of the fine tooth shape 323 by the elastic force of the spring 322 coaxially coupled to a predetermined shaft (321).

[Example 6]

The difference from the first to fifth embodiments is in the configuration of the data processor 120.

The data processor 120 and 420 according to the present exemplary embodiment may include a signal processor 422 for processing a pulse wave signal measured by the sensor unit 410 as shown in FIG. 7; A storage unit 424 for storing pulse wave signal data processed by the signal processor; And a controller 426 that controls the signal processor 422, the storage 424, the sensor 410, and the display 430 and performs a predetermined operation.

Here, the signal processing unit 422 includes a change amount detection circuit or a waveform detection and waveform characteristic analysis circuit for analyzing the pulse wave signal measured by the sensor unit 410, thereby calculating the blood pressure as well as the pulse from the pulse wave signal. .

In particular, the variation detection circuit of the pulse wave signal includes at least one or more of a differential circuit, a noise filter, a signal amplifier, and an output attenuator, thereby solving the noise problem. Detailed description thereof is described in Korean Patent Application No. 10-2006-0084402, and further description thereof will be omitted.

[Seventh Embodiment]

The difference from the sixth embodiment is that the data processing unit 120 further includes a signal transmission / reception unit 428 as shown in FIG.

The signal transmission / reception unit 428 according to the present embodiment transmits the pulse wave signal data processed by the control unit 426 or the pulse wave signal data stored in the storage unit 424 to the outside or externally. To receive the data analyzed in, as shown in Figure 7, the mobile communication terminal 440 or the central server 450, but the communication with the portable communication terminal 440 is Bluetooth (Bluetooth), ZigBee (ZigBee), It is preferable to be short-range wireless communication using any one of infrared communication (IrDA), ultra-wideband communication (UWB), and low power wireless transmission and reception. Reference numeral 137 denotes a signal transmission / reception window.

[Example 8]

The difference from the seventh embodiment is that, as shown in Figures 3a and 3b, the main display window (showing the measurement result (pulse and blood pressure) digital or analog, and inputs a command of the control unit 426 ( 133); The display unit 130 includes first switches 134 and 135 for selecting a command of the controller through the main display window.

[Example 9]

In the eighth embodiment, the display unit 130 is located on an upper end of the housing 140 including the data processing unit 120, as shown in FIGS. 3A and 3B, and inside the display unit 130. Alternatively, there is a difference in that the speaker 138 that emits a warning sound and two or more LED lamps 136 that emit different light are further provided on both sides of the housing 140.

[Example 10]

In the ninth embodiment, the display unit 130, as shown in Figs. 3a and 3b, the current time and the control unit by an electronic clock module (not shown) separately mounted inside the housing 140 A sub display window 132 for selectively or together displaying the operation time by 426; There is a difference in that it further includes a second switch 131 for controlling the operation of the sub display window 132.

In the above-described fourth to tenth embodiments, the GMR element includes a variable ferromagnetic layer for the skin contact portion with a Cu layer interposed therebetween as a nonmagnetic layer, and an opposite upper layer for a fixed ferromagnetic layer. The array of the sensor unit 114 is in the form of an M x N matrix to include any one or more of the "chon", "tube", "chuck" region, the magnetic body of the skin contact portion 112 is 10 ~ 100 nm in diameter Nano magnetic particles in the form of beads (bead), including any one selected from disk magnets having a thickness of 1 ~ 3 mm and a thickness of 0.3 ~ 1 mm disc-shaped magnets and a ribbon type of less than 1 mm, , Disc magnets and ribbon magnetic pads are Nd, Co, Fe ₃ O ₄ and Fe ₂ O ₃ It is preferable to include any one or more selected from among.

Detailed description thereof is described in Korean Patent Application Nos. 10-2005-0098677 and 10-2006-0084402, and further descriptions thereof will be omitted.

In addition, in the first to tenth embodiments, the belt-type wearing means 200 is preferably formed with a through hole to be fixed to each of the protrusions 22 of the radial and the protrusions 32 of the ulna. As long as it can be fixed to the protrusion is sufficient to embody the technical idea of the present invention is not necessarily limited thereto.

Next, an operation method of the control unit 426 according to the above embodiments will be briefly described with reference to FIGS. 8 and 9.

First, as shown in FIG. 8, when power is applied by the first switch 135, the controller 426 measures the pressure of the sensor unit pressing the skin through the pressure sensors 116 of the sensor units 110 and 410 ( In operation S100, the pressure sensed by the pressure sensor is compared with a reference pressure preset in the storage unit 424 (S110), and when the pressure falls within a predetermined error range, the pulse unit is measured by the sensor unit 110 (S120). If not, the current pressure is displayed on the main display window 133 of the display unit (S210) so that the user may reset the sensor pressure or adjust the belt length by the length adjusting unit 320 of the belt-type wearing unit 200.

Subsequently, the pulse wave measured by the pressure sensor 116 is processed by the signal processor 422 to analyze the waveform detection, the waveform count, and the waveform characteristics (S130 and S140), and store the result in the storage unit 424 (S150). ).

Next, the measurement result is compared with the preset allowable range (eg, the allowable range of the pulse or blood pressure, the allowable range of the measurement time, etc.) set in the storage unit 424 (S160). This is displayed on the main display window 133 (S190), and according to whether the reference pressure of the sensor is changed (S200) to continuously measure the pulse wave (S120) or display the current pressure (S210) and allow the user to readjust. Otherwise, an alarm signal is sent to the speaker 138 or the LED lamp 136 (S170) to allow the user to stop the exercise, etc., and display the measurement result on the main display window 133 of the display unit ( S190) When the power is turned off by reactivation of the first switch 135, the operation of the controller is terminated.

In the operation method of the controller 426, the waveform processing, the waveform count, and the waveform characteristic analysis can be performed by signal processing the pulse wave measured by the data processing unit 420, or otherwise, the processing is performed as shown in FIG. .

That is, when power is applied by the first switch 135, the control unit 426 measures the pressure of the sensor unit pressing the skin through the pressure sensors 116 of the sensor units 110 and 410 (S310). Compared with the reference pressure preset in the storage unit 424 (S320), the pressure sensed by the sensor unit 110 measures the pulse wave (S330), if not within a certain error range, otherwise the main display of the display unit The present pressure is displayed on the window 133 (S440) to allow the user to reset the sensor pressure or adjust the belt length by the length adjusting means 320 of the belt-type wearing means 200.

Subsequently, the pulse wave measured by the pressure sensor 116 is simply processed by the signal processor 422 (S340), and stored in the storage unit 424 (S350).

Next, it is determined whether or not the pulse wave transmission of the measurement results stored in the storage unit 424 at predetermined time intervals (S360), and if necessary, the measurement results are transmitted through the signal transmission and reception unit 428 (S370), and the analysis results are received. If not, the program is terminated.

The analysis result received through the signal transmitter / receiver 428 is compared with the allowable range (eg, the allowable range of pulse or blood pressure, the allowable range of measurement time, etc.) preset in the storage unit 424 (S390). If not within, the alarm signal is sent to the speaker 138 or the LED lamp 136 (S400), and the analysis result is displayed on the main display window 133 of the display unit (S410), and whether to continue the measurement (S420) and the sensor Depending on whether or not the reference pressure is changed (S430) to continuously measure the pulse wave (S330) or display the current pressure (S440) and allow the user to readjust, and when within the allowable range immediately on the main display window 133 of the display unit The analysis result is displayed (S410), the continuous measurement (S420) and whether the reference pressure of the sensor is changed (S430) to continuously measure the pulse wave (S330) or to display the current pressure (S440) and the user can readjust To be.

Although the preferred embodiments of the present invention have been described in detail above, the present invention is not limited thereto, and various modifications can be made by those skilled in the art, and a description thereof will be omitted.

1a and 1b is a state diagram showing an embodiment of the wearable pulsator according to the present invention.

FIG. 2 is a cross-sectional view taken along line AA ′ of FIG. 1A.

3a and 3b is a partial cross-sectional view showing the structure of the wearable pulsator according to the present invention.

Figure 4 is a rear perspective view showing the structure of the belt connection device of the wearable pulsator according to the present invention.

Figures 5a and 5b is a state diagram showing another embodiment of the wearable pulsator according to the present invention.

FIG. 6 is a cross-sectional view taken along line BB ′ of FIG. 5A.

Figure 7 is a block diagram showing the components of the wearable pulsator according to the present invention as an embodiment.

8 and 9 is a flow chart showing an embodiment of the operation of the control unit of the wearable pulsator according to the present invention.

<Description of the symbols for the main parts of the drawings>

10: hip joint 20: radial

22: radial protrusion 24: radial artery

30: ulnar 32: ulnar protrusion

100: pulse generator main body 110, 410: sensor

120, 420: data processing unit 130, 430: display unit

140: housing 200: belt

300: belt connection device

Claims (20)

In the wearable pulsator comprising a predetermined wearing means, a sensor unit located on one side of the wearing means to measure the pulse wave, and a data processing unit electrically connected to the sensor unit to process the pulse wave data measured by the sensor unit. , The wearing means, Wearable pulsator characterized in that the belt is supported by the protrusion of the radial and the protrusion of the ulna in the arm joint of the wrist. The method of claim 1, The belt-type wearing means is a wearable pulsator, characterized in that the through-hole is formed so as to be fixed to each of the protrusions of the radial and the protrusions of the ulna. The method of claim 2, The belt-type wearing means has a connecting device having a fine-toothed length adjusting means attached to one end thereof, and the other end of the belt-type wearing device has a microgroove formed in the connecting device so as to engage with the fine toothed shape. . The method of claim 2, The sensor unit is a wearable pulsator, characterized in that attached to the inside of the belt-type wearing means to be in contact with the skin on the radial artery of the wrist. The method of claim 4, wherein And the data processor is inserted between the sensor unit and the belt-type wearing means and attached to the inside of the belt-type wearing means by the sensor unit and one housing. The method according to any one of claims 1 to 5, Further comprising a display unit electrically connected to the data processing unit, And the display unit is coupled to the belt-type wearing means integrally or separately with the data processing unit. The method of claim 6, The sensor unit, A skin contact part formed of a magnetic material in contact with the skin at the position where the pulse wave is to be measured; A pulse wave sensor unit formed in an array form with any one selected from a GMR element, an MTJ element, and a Hall element spaced apart from the upper portion of the skin contact part as a unit cell; Wearable pulse generator comprising a spaced apart space portion forming a predetermined space between the skin contact portion and the pulse wave sensor. The method of claim 7, wherein The sensor unit, Wearing further comprising at least one pressure sensor formed through the pulse wave sensor, the space and the skin contact, or formed outside the pulse wave sensor, the space and the skin contact. Type pulse generator. The method of claim 8, The GMR device is a wearable pulse generator characterized in that the lower layer facing the skin contact portion with the Cu layer between the non-magnetic layer between the variable ferromagnetic layer, the opposite upper layer is a fixed ferromagnetic layer. The method of claim 8, The pulse wave sensor array is a wearable pulse generator, characterized in that formed in the form of M x N to include any one or more of the "chon", "tube", "chuck". The method of claim 10, The magnetic body of the skin contact portion is a nano-bead nanoparticles having a diameter of 10 to 100 nm, a disk magnet having a diameter of 1 to 3 mm and a thickness of 0.3 to 1 mm, and a ribbon magnetic having a thickness of 1 mm or less. Wearable pulsator, characterized in that it comprises any one selected from the pad. The method of claim 11, The nano magnetic particles, disk-shaped magnets and ribbon-shaped magnetic pad is wearable pulse generator characterized in that it comprises any one or more selected from Nd, Co, Fe ₃ O ₄ and Fe ₂ O ₃ . The method of claim 10, The data processing unit, A signal processing unit processing the pulse wave signal measured by the sensor unit; A storage unit for storing the pulse wave signal data processed by the signal processor; And a control unit which controls the signal processing unit, the storage unit, the sensor unit, and the display unit, and performs a predetermined operation, wherein the wearable pulse generator is formed integrally with or separately from the sensor unit. The method of claim 13, The signal processor includes a change amount detection circuit or a waveform detection and waveform characteristic analysis circuit of the pulse wave signal measured by the sensor unit. The method of claim 14, The change amount detection circuit of the pulse wave signal comprises a differential circuit, a noise filter, a signal amplifier and an output attenuator. The method of claim 13, The data processing unit may further include a signal transmitting and receiving unit for transmitting the pulse wave signal data processed by the signal processing unit or the pulse wave signal data stored in the storage unit to the outside or receiving data analyzed externally by the control unit. Wearable Pulse. The method of claim 16, The signal transmission and reception unit of the data processing unit communicates with a portable communication terminal or a central server, and the communication with the portable communication terminal is Bluetooth, ZigBee, infrared communication (IrDA), ultra wideband communication (UWB), and small power wireless. Wearable pulse generator characterized in that the short-range wireless communication using any one of the transmission and reception. The method of claim 13, The display unit, A main display window which shows the measurement result in digital or analog mode and inputs a command of the controller; And a first switch for selecting a command of the controller through the main display window. The method of claim 18, The display unit is located on the upper end of the housing including the data processing unit, Wearable pulsator characterized in that the inside of the display portion or the upper side of the housing further comprises a speaker that emits a warning sound and two or more LED lamps that emit different light. The method of claim 19, The display unit, A sub-display window for selectively or together displaying the current time by the electronic clock module and the operation time by the controller separately mounted inside the housing; And a second switch for controlling an operation of the sub display window.

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