TW202008953A - System, method and device for measuring blood pressure - Google Patents

Abstract

A blood pressure measuring method includes: obtaining a blood pressure waveform of a user which is measured when a pressure belt is pressurized to a predetermined pressure, wherein the blood pressure waveform includes a plurality of wave curves; establishing a relational expression about amplitude characteristic values of the wave curves and pressure values of the pressure belt according to the blood pressure waveform; setting a first pressure value to the pressure belt to measure a first wave curve of the user and obtaining amplitude characteristic values of the first wave curve; calculating a blood pressure information of the user measured in the first pressure value according to the amplitude characteristic values of the first wave curve and the relational expression. A system and a device for measuring blood pressure are also provided.

Description

Blood pressure measuring system, method and device

The invention relates to a blood pressure measurement system, method and device.

Human blood pressure is a very important reference index for human health, especially cardiovascular and cerebrovascular, and it is also an important basis for medical workers to diagnose diseases. Therefore, users often measure and master their blood pressure for health care and disease prevention Important means. Current sphygmomanometers generally pressurize the arteries and blood vessels by gradually increasing the pressure to gradually relieve the pressure, and then measure the pulsation caused by the blood flow, and record the change in the pulsation size and the corresponding pressure. Since each measurement of blood pressure requires pressurization and pressure relief, when a user needs to monitor blood pressure for a long time, frequent pressurization and pressure relief will cause discomfort to the user's arm.

In view of this, it is necessary to provide a blood pressure measurement system, method and device, which can reduce the user's discomfort during continuous blood pressure measurement.

An embodiment of the present invention provides a blood pressure measurement method, including the following steps: obtaining a blood pressure pressure waveform of a blood pressure measurement performed by a pressure person under continuous pressure increase to a preset pressure on a measurer, the blood pressure pressure waveform is composed of a complex pulse wave Curve composition; establish the relationship between the amplitude characteristic value of the pulse wave curve and the pressure applied by the pressure band according to the blood pressure pressure waveform; set the pressure band at the first pressure to measure the blood pressure of the measurer to obtain A first pulse wave curve, and obtaining an amplitude characteristic value of the first pulse wave curve, wherein the first pressure is less than the preset pressure; and according to the amplitude characteristic value of the first pulse wave curve and the relationship The formula is converted to obtain the blood pressure information measured by the measurer under the first pressure, and the measured blood pressure information is output and displayed.

An embodiment of the present invention also provides a blood pressure measurement system, including a plurality of computer program instructions for being loaded and executed by the blood pressure measurement device to control the blood pressure measurement device to perform the following steps: obtain the pressure band and continuously pressurize to a preset The blood pressure pressure waveform of a blood pressure measurement performed on the measurer under pressure, the blood pressure pressure waveform is composed of a complex pulse wave curve; the amplitude characteristic value of the pulse wave curve and the pressure applied by the pressure band are established according to the blood pressure pressure waveform Relational formula; setting the pressure band under the first pressure to measure the blood pressure of the measurer to obtain the first pulse wave curve, and obtain the amplitude characteristic value of the first pulse wave curve, wherein the first pressure Less than the preset pressure; and converting the relationship between the characteristic value of the amplitude of the first pulse wave curve and the relationship to obtain the blood pressure information measured by the measurer under the first pressure, and the measured blood pressure The information is output and displayed.

An embodiment of the present invention also provides a blood pressure measurement device, including: a pressure belt; an inflation and deflation module for pressurizing and releasing the pressure belt; a memory for storing multiple computer program instructions; and processing A device for loading the computer program instructions to perform the following steps: obtaining a blood pressure pressure waveform of a blood pressure measurement performed by the pressurer on the pressurer under continuous pressure increase to a preset pressure, the blood pressure pressure waveform is composed of complex pulses Wave curve composition; establish the relationship between the amplitude characteristic value of the pulse wave curve and the pressure applied by the pressure band according to the blood pressure pressure waveform; set the pressure band at the first pressure to measure the blood pressure of the measurer, Obtaining a first pulse wave curve, and obtaining an amplitude characteristic value of the first pulse wave curve, wherein the first pressure is less than the preset pressure; and according to the amplitude characteristic value of the first pulse wave curve and the The conversion of the relationship formula obtains the blood pressure information measured by the measurer under the first pressure, and the measured blood pressure information is output and displayed.

Compared with the conventional technology, the blood pressure measurement system, method and device described above can reduce the discomfort of the user when performing long-term blood pressure measurement by setting the pressure belt to continuously measure at a pressure value and converting to obtain blood pressure information.

Please refer to FIG. 1. In one embodiment, a blood pressure measurement device 100 includes a power supply unit 10, a gas inflation unit 20, a pressure belt 30, a pressure sensor 40, a processor 50 and a memory 60. The power supply unit 10 is used to provide a power signal to the blood pressure measurement device 100, the pressure belt 30 can be worn on the upper arm of the measurer, and the processor 50 can control the inflation and degassing unit 20 to the pressure belt 30 to pressurize or release pressure, the pressure sensor 40 is used to sense the pulsation of the measurer, and send the sensed pulsation message to the processor 50.

In one embodiment, the blood pressure measurement device 100 further includes a wireless communication unit 70 for transmitting the blood pressure information measured by the blood pressure measurement device 100 to a display device for display. The wireless communication unit 70 may be a Bluetooth component, a 4G component, a ZigBee component, or the like. For example, the blood pressure measurement device 100 may be combined with a hospital bed, and the wireless communication unit 70 transmits the blood pressure information measured by the blood pressure measurement device 100 to the display of the hospital bed for display. In other embodiments of the present invention, the blood pressure measurement device 100 may also include a wired communication unit, and the blood pressure information measured by the blood pressure measurement device 100 is transmitted to a display device for display via the wired communication unit.

In one embodiment, the blood pressure measurement device 100 further includes a display unit (not shown), through which the measured blood pressure information can be displayed.

In one embodiment, the processor 50 may be a chip with a signal processing function such as a single-chip computer, a microprocessor, or the like. The memory 60 may be a read-only memory or a random memory.

Please refer to FIG. 2, the blood pressure measuring device 100 further runs a blood pressure measuring system 101. The blood pressure measurement system 101 at least includes a first acquisition module 110, a establishment module 120, a second acquisition module 130, and a conversion module 140. In this embodiment, the above-mentioned modules are programmable software instructions stored in the memory 60 and can be called and executed by the processor 50. It can be understood that, in other embodiments, the above-mentioned module may also be a program instruction or firmware solidified in the processor 50.

The first obtaining module 110 is used to obtain the blood pressure pressure waveform of the blood pressure measurement performed by the pressure belt 30 on the blood pressure measurement of the measurer under continuous pressurization to a preset pressure. The blood pressure pressure waveform is composed of a complex pulse wave curve.

In one embodiment, the blood pressure pressure waveform is preferably a blood pressure pressure waveform obtained by performing a complete resonance blood pressure measurement through the blood pressure measurement device 100. Specifically, when performing blood pressure measurement on the measurer, the inflation and degassing unit 20 inflates the pressure belt 30 to squeeze the artery to completely prevent the blood from moving, and then slowly releases the pressure (for example, about 3 mmHg each time), by pressure 力 sense The detector 40 detects the pulsation of the artery and continues to slowly discharge the internal pressure 力 of the pressure band 30. The pulsation gradually increases. When the internal pressure 力 of the pressure band 30 is equal to the average arterial pressure, the pulsation amplitude in the pressure band 30 is the largest, and then the internal pressure of the pressure band 力降Lower, so that the obstacle area in the blood vessel is reduced, the spray effect gradually decreases and the pulsation amplitude becomes smaller, until the pressure belt 30 cannot detect the pulsation.

FIG. 3 is a schematic diagram of the blood pressure pressure waveform. The blood pressure pressure waveform is composed of complex pulse wave curves, each pulse wave curve is roughly a triangular wave, and each pulse wave curve has a maximum amplitude and a minimum amplitude. The average amplitude of each pulse curve can be calculated from the maximum amplitude and minimum amplitude (for example, averaging the maximum amplitude and minimum amplitude). In FIG. 3, the blood pressure waveform is a waveform diagram in which the pressure belt 30 is inflated and pressurized until the artery is squeezed to completely prevent the blood from moving, and then the pressure is slowly released until the pulsation cannot be detected. S1 in FIG. 3 is the pressure waveform at which the pressure band 30 is relieved, and S2 is the maximum amplitude of the pressure band 30 at the current pressure value. When the pressure belt 30 is relieved to a pressure equal to the average arterial pressure, it corresponds to a maximum amplitude Va0, an average amplitude Vb0, and a minimum amplitude Vc0. When the pressure belt 30 is relieved to a pressure equal to the minimum pressure at which the pulse pressure can be detected, it Corresponding to the maximum amplitude Vae, the average amplitude Vbe and the minimum amplitude Vce.

In one embodiment, when the pressure band 30 senses a maximum amplitude, the pressure 力 in the pressure band 30 at this time is approximately equal to the average arterial pressure, and then centering on the maximum amplitude, the amplitude is approximately 50 of the maximum amplitude. %. At this time, the pressure 力 in the pressure band 30 is approximately equal to the systolic pressure, and then the vibration is about 75% of the maximum amplitude when the maximum amplitude is centered back. At this time, the pressure 力 in the pressure band 30 is approximately equal to the diastolic pressure.

The establishing module 120 is used to establish the relationship between the amplitude characteristic value of the pulse wave curve and the pressure applied by the pressure belt 30 according to the blood pressure pressure waveform.

In one embodiment, the amplitude characteristic value of the pulse wave curve includes the maximum amplitude and the average amplitude of the pulse wave curve. The establishing module 120 establishes the relationship between the maximum amplitude of the pulse wave curve and the pressure applied by the pressure band 30 according to the blood pressure pressure waveform, and establishes the average amplitude of the pulse wave curve and the pressure band according to the blood pressure pressure waveform 30 Relationship of applied pressure. In other embodiments, the amplitude characteristic value of the pulse wave curve may also include the maximum amplitude, the minimum amplitude value, and the average amplitude of the pulse wave curve.

-----以下簡稱為第一關係式； 所述脈波曲線之平均振幅（X2）與所述壓力帶施加之壓力(y2)之關係式為: y2=

-----以下簡稱為第二關係式； 其中，M0為所述血壓壓力波形中之平均動脈壓，L0為所述血壓壓力波形中之最小壓力（為血壓壓力波形中能產生脈波曲線之最小壓力），Va0為所述平均動脈壓對應之脈波曲線之最大振幅，Vae為所述最小壓力對應之脈波曲線之最大振幅，Vb0為所述平均動脈壓對應之脈波曲線之平均振幅，Vbe為所述最小壓力對應之脈波曲線之平均振幅。In one embodiment, the relationship between the maximum amplitude of the pulse wave curve (X1) and the pressure (y1) applied by the pressure belt 30 is: y1=

----- The following is referred to as the first relational expression; the relational expression of the average amplitude of the pulse wave curve (X2) and the pressure applied by the pressure band (y2) is: y2=

----- The following is referred to as the second relational formula; where, M0 is the average arterial pressure in the blood pressure pressure waveform, and L0 is the minimum pressure in the blood pressure pressure waveform (which can generate a pulse wave curve in the blood pressure pressure waveform Minimum pressure), Va0 is the maximum amplitude of the pulse wave curve corresponding to the average arterial pressure, Vae is the maximum amplitude of the pulse wave curve corresponding to the minimum pressure, Vb0 is the average of the pulse wave curve corresponding to the average arterial pressure Amplitude, Vbe is the average amplitude of the pulse wave curve corresponding to the minimum pressure.

The second obtaining module 130 sets the pressure belt 30 to measure the blood pressure of the measurer under the first pressure to obtain a first pulse wave curve, and obtains the amplitude characteristic value of the first pulse wave curve. Wherein, the first pressure is less than the preset pressure.

In one embodiment, the first pressure is preferably the minimum pressure that can generate a pulse wave curve in the blood pressure pressure waveform. It is preferable to set the first pressure to the pressure value measured for the blood pressure of the measurer for a long time. The value of the pressure is small, which can reduce the discomfort of the measurer for measuring blood pressure for a long time. The amplitude characteristic value of the first pulse curve includes the maximum amplitude and the average amplitude of the first pulse curve. In other embodiments of the present invention, the first pressure may also be the minimum pressure that generates the pulse wave curve plus a preset value.

In one embodiment, in order to further reduce the discomfort of the measurement person in measuring blood pressure for a long time, the blood pressure measurement device 100 adjusts the pressure of the pressure belt 30 at every preset time to perform continuous blood pressure measurement on the measurement person Measurement. For example, the blood pressure measuring device 100 adjusts the pressure of the pressure band 30 every half an hour. The initial pressure of the pressure band 30 is equal to the minimum pressure in the blood pressure pressure waveform that can generate a pulse wave curve. After half an hour, the pressure band The pressure of 30 is adjusted to the minimum pressure + 5 mmHg, and after another half an hour, the pressure of the pressure belt 30 is adjusted back to the minimum pressure.

The conversion module 140 converts the blood pressure information measured by the measurer under the first pressure according to the relationship between the amplitude characteristic value of the first pulse wave curve and the establishment module 120, and obtains the measurement The blood pressure information is output and displayed.

In one embodiment, the blood pressure information includes systolic pressure, average arterial pressure, and diastolic pressure. The conversion module 140 obtains the first systolic pressure and the first average pulsating pressure of the measurer according to the blood pressure pressure waveform. The first average pulsating pressure is the pressure corresponding to the pressure band 30 when the blood pressure pressure waveform has a maximum amplitude, and then centering on the maximum amplitude, the amplitude is found to be about 50% of the maximum amplitude. The pressure 力 in the pressure band 30 is the first systolic pressure.

In one embodiment, the conversion module 140 obtains the measured person under the first pressure according to the maximum amplitude of the first pulse curve, the first relationship and the first systolic pressure conversion The measured systolic blood pressure; the conversion module 140 also obtains the measured person's weight in the first according to the average amplitude of the first pulse wave curve, the second relationship and the first average arterial pressure conversion The average pulsating pressure measured under pressure; the conversion module 140 further converts the systolic pressure measured under the first pressure by the measurer and the average arterial pressure to obtain the measurement under the first pressure Get diastolic blood pressure.

；所述測量者於所述第一壓力下測量得到之平均脈動壓藉由以下關係式計算得到：Mx=

。其中，Vax為所述第一脈波曲線之最大振幅，Vbx為所述第一脈波曲線之平均振幅，Va1為將第一壓力值代入所述第一關係式計算得到之振幅，Vb1為將第一壓力值代入所述第二關係式計算得到之振幅，S0為所述第一次收縮壓，M0為所述第一次平均動脈壓。In one embodiment, the systolic pressure, the average arterial pressure, and the diastolic pressure have the following relationship: average arterial pressure=1/3*systolic pressure+2/3*diastolic pressure. The systolic pressure measured by the surveyor under the first pressure can be calculated by the following relationship: Sx=

; The average pulsating pressure measured by the measurer under the first pressure is calculated by the following relationship: Mx=

. Where Vax is the maximum amplitude of the first pulse curve, Vbx is the average amplitude of the first pulse curve, Va1 is the amplitude calculated by substituting the first pressure value into the first relational expression, and Vb1 is the The first pressure value is substituted into the amplitude calculated by the second relationship, S0 is the first systolic pressure, and M0 is the first average arterial pressure.

與/或

是否大於一預設值來判斷是否需要啟動校正模式。若所述關係式

與/或

大於所述預設值時，表明當前換算誤差較大，所述校正模塊150判定需要啟動校正模式，否則不需要啟動校正模式。當所述校正模塊150判定需要啟動校正模式時，所述第一獲取模塊110重新獲取所述壓力帶30於持續增壓至一預設壓力下對所述測量者進行之一次血壓測量之血壓壓力波形，所述建立模塊120根據所述第一獲取模塊110重新獲取之血壓壓力波形建立脈波曲線之振幅特徵值與所述壓力帶30施加之壓力之關係式，所述換算模塊140根據第一壓力下的第一脈波曲線之振幅特徵值與重新建立的關係式換算得到所述測量者於所述第一壓力下測量得到之血壓資訊。Referring to FIG. 4, compared with FIG. 2, the blood pressure measurement system 101 further includes a correction module 150. The calibration module 150 determines the relationship by

And/or

Whether it is greater than a preset value to determine whether the calibration mode needs to be activated. If the relationship

And/or

When it is greater than the preset value, it indicates that the current conversion error is large, and the correction module 150 determines that the correction mode needs to be started, otherwise, the correction mode does not need to be started. When the calibration module 150 determines that the calibration mode needs to be started, the first acquisition module 110 re-acquires the blood pressure of the blood pressure measurement of the blood pressure measurement performed by the pressure belt 30 on the measurer under continuous pressure increase to a preset pressure Waveform, the establishing module 120 establishes the relationship between the amplitude characteristic value of the pulse wave curve and the pressure applied by the pressure band 30 according to the blood pressure pressure waveform retrieved by the first obtaining module 110, and the conversion module 140 according to the first The characteristic value of the amplitude of the first pulse wave curve under pressure is converted from the re-established relationship to obtain the blood pressure information measured by the measurer under the first pressure.

5 is a flowchart of a blood pressure measurement method according to an embodiment of the invention. This method can be used in the blood pressure measurement device 100 shown in FIGS. 2 and 4.

In step S500, the first obtaining module 110 is used to obtain a blood pressure pressure waveform of a blood pressure measurement performed by the pressure belt 30 on the measurer under continuous pressure increase to a preset pressure, the blood pressure pressure waveform is composed of a complex pulse wave curve .

In step S502, the establishing module 120 is configured to establish a relationship between the amplitude characteristic value of the pulse wave curve and the pressure applied by the pressure belt 30 according to the blood pressure pressure waveform.

Step S504, the second obtaining module 130 sets the pressure belt 30 to measure the blood pressure of the measurer under the first pressure to obtain a first pulse wave curve, and obtains the amplitude characteristic of the first pulse wave curve value. Wherein, the first pressure is less than the preset pressure.

Step S506, the conversion module 140 converts the blood pressure information obtained by the measurer under the first pressure according to the relationship between the amplitude characteristic value of the first pulse wave curve and the establishment module 120, and Output and display the measured blood pressure information.

In the above blood pressure measurement system, method and device, when performing long-term blood pressure monitoring, the pressure band is continuously given a pressure value to continuously calculate the blood pressure, and the pressure value applied to the pressure band can be changed every preset time to further reduce the length Discomfort when wearing a pressure belt for blood pressure measurement.

In summary, the present invention meets the requirements of the invention patent, and the patent application is filed in accordance with the law. However, the above are only the preferred embodiments of the present invention, and the scope of the present invention is not limited to the above-mentioned embodiments. Any equivalent modifications or changes made by those familiar with the art of this case in accordance with the spirit of the present invention are It should be covered by the following patent applications.

10‧‧‧Power supply unit 20‧‧‧Bleed air unit 30‧‧‧ pressure belt 40‧‧‧pressure sensor 50‧‧‧ processor 60‧‧‧Memory 70‧‧‧Wireless communication unit 110‧‧‧First acquisition module 120‧‧‧Build module 130‧‧‧Second acquisition module 140‧‧‧ Conversion module 150‧‧‧ Calibration module

FIG. 1 is a functional module diagram of a blood pressure measurement device according to an embodiment of the present invention.

2 is a functional module diagram of a blood pressure measurement system according to an embodiment of the present invention.

3 is a blood pressure pressure waveform obtained by performing pressure relief measurement after continuously increasing pressure to a preset pressure according to an embodiment of the present invention.

4 is a functional module diagram of a blood pressure measurement system according to another embodiment of the present invention.

5 is a flowchart of steps of a blood pressure measurement method according to an embodiment of the present invention.

Claims (10)

A blood pressure measurement method includes the following steps: obtaining a blood pressure pressure waveform of a blood pressure measurement performed by a pressure person under continuous pressure increase to a preset pressure, the blood pressure pressure waveform is composed of a complex pulse wave curve; The blood pressure pressure waveform establishes the relationship between the amplitude characteristic value of the pulse wave curve and the pressure applied by the pressure band; setting the pressure band at the first pressure to measure the blood pressure of the measurer to obtain the first pulse wave curve, And obtain an amplitude characteristic value of the first pulse curve, wherein the first pressure is less than the preset pressure; and obtain the measurement according to the conversion of the amplitude characteristic value of the first pulse curve and the relational expression The blood pressure information measured under the first pressure is output and displayed. The blood pressure measurement method as described in item 1 of the patent application range, wherein the amplitude characteristic value of the pulse wave curve includes the maximum amplitude of the pulse wave curve and the average amplitude of the pulse wave curve, the average of the pulse wave curve The amplitude is obtained by converting the maximum amplitude of the pulse wave curve and the minimum amplitude of the pulse wave curve. The blood pressure measurement method according to item 2 of the patent application scope, wherein the step of establishing a relationship between the amplitude characteristic value of the pulse wave curve and the pressure applied by the pressure band according to the blood pressure pressure waveform includes: according to the blood pressure The pressure waveform establishes the relationship between the maximum amplitude of the pulse wave curve and the pressure applied by the pressure band; and the relationship between the average amplitude of the pulse wave curve and the pressure applied by the pressure band based on the blood pressure pressure waveform. The blood pressure measurement method as described in item 3 of the patent application scope, wherein the relationship between the maximum amplitude of the pulse wave curve and the pressure applied by the pressure band is: y1=

; And the relationship between the average amplitude of the pulse wave curve and the pressure applied by the pressure band is: y2=

; Where M0 is the average arterial pressure in the blood pressure pressure waveform, L0 is the minimum pressure in the blood pressure pressure waveform, Va0 is the maximum amplitude of the pulse wave curve corresponding to the average arterial pressure, and Vae is the minimum pressure Corresponding to the maximum amplitude of the pulse wave curve, Vb0 is the average amplitude of the pulse wave curve corresponding to the average arterial pressure, and Vbe is the average amplitude of the pulse wave curve corresponding to the minimum pressure. The blood pressure measurement method according to item 3 or 4 of the patent application, wherein the blood pressure information includes systolic pressure, average arterial pressure and diastolic pressure, and the amplitude characteristic value according to the first pulse wave curve and the The step of converting the relationship to obtain the blood pressure information measured by the measurer under the first pressure includes: obtaining the first systolic pressure and the first average pulsating pressure of the measurer according to the blood pressure and pressure waveform; The maximum amplitude of the first pulse wave curve, the relationship between the maximum amplitude of the pulse wave curve and the pressure applied by the pressure band, and the conversion of the first systolic pressure to obtain the measured person at the first pressure The systolic pressure measured below; based on the relationship between the average amplitude of the first pulse wave curve, the average amplitude of the pulse wave curve and the pressure applied by the pressure band, and the conversion of the first average pulse pressure The average pulsating pressure measured by the measurer at the first pressure; and the systolic pressure and the average arterial pressure measured by the measurer at the first pressure are converted to obtain the measurer at the first pressure Diastolic pressure measured under pressure. The blood pressure measurement method as described in item 5 of the patent application range, wherein the systolic pressure, the average arterial pressure and the diastolic pressure have the following relationship: average arterial pressure=1/3*systolic pressure+2/3* The diastolic blood pressure measured by the measurer at the first pressure is calculated by the following relationship: Sx=

; And the average pulsating pressure measured by the measurer under the first pressure is calculated by the following relationship: Mx=

; Where Vax is the maximum amplitude of the first pulse curve, Vbx is the average amplitude of the first pulse curve, Va1 is the maximum amplitude of the first pressure substituted into the pulse curve and the pressure band is applied Amplitude calculated from the relationship between pressure, Vb1 is the amplitude calculated from the relationship between the average amplitude of the first pressure substituted into the pulse curve and the pressure applied by the pressure band, and S0 is the The first systolic blood pressure of the measurer, M0 is the first average arterial pressure of the measurer shown by the blood pressure pressure waveform. The blood pressure measurement method as described in item 6 of the patent application scope also includes:

And/or

Is greater than a preset value; if the relationship

And/or

Greater than the preset value, re-acquiring the blood pressure pressure waveform of the blood pressure measurement performed by the pressure band on the measurer under continuous pressure increase to a preset pressure; and establishing a pulse curve according to the re-acquired blood pressure pressure waveform The relationship between the amplitude characteristic value and the pressure applied by the pressure band. The blood pressure measurement method as described in item 1 of the patent application range, wherein the first pressure is the minimum pressure that can generate a pulse wave curve in the blood pressure pressure waveform, and the method further includes: adjusting the pressure band every preset time The pressure is used for continuous blood pressure measurement of the measurer. A blood pressure measurement system includes a plurality of computer program instructions for being loaded and executed by a blood pressure measurement device to control the blood pressure measurement device to execute the blood pressure measurement method according to any one of the request items 1 to 8. A blood pressure measuring device, including: a pressure belt; an inflation and deflation module for pressurizing and releasing the pressure belt; a memory for storing multiple computer program instructions; and a processor for loading The computer program instructions execute the blood pressure measurement method described in any one of the request items 1 to 8.

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