WO2016119517A1

WO2016119517A1 - Blood pressure detection method and device

Info

Publication number: WO2016119517A1
Application number: PCT/CN2015/095703
Authority: WO
Inventors: 文园
Original assignee: 中兴通讯股份有限公司
Priority date: 2015-01-30
Filing date: 2015-11-26
Publication date: 2016-08-04

Abstract

A blood pressure detection device comprises an inflation/deflation device, a cuff and a pressure gauge, and further comprises: a sound input device (12), located in the cuff, and configured to monitor a sound of pulse beats of a living body, and send the monitored sound to a controller (14); the controller (14), connected to the sound input device (12), configured to receive the sound, and record a pressure value detected by a pressure sensor (16) when the sound satisfies a pre-set condition, to obtain a blood pressure value; and the pressure sensor (16), connected to the controller (14), configured to detect a pressure value of the pressure gauge and send the detected pressure value to the controller (14). The device reduces the difficulty of using a mercury column type blood pressure detector and improves the accuracy of blood pressure measurement.

Description

Blood pressure detecting method and device

Technical field

The present invention relates to the field of medical devices, and in particular to a blood pressure detecting method and apparatus.

Background technique

The conventional mercury column blood pressure detector allows the user to listen to the sound of the arterial beating through the stethoscope and observe the scale indicated by the mercury column. It is difficult to use and is not suitable for non-professionals. Conventional electronic blood pressure detectors mostly use an oscillating (oscillating) method to detect vibration changes during blood flow using a pressure sensor. The operation is simple, but the accuracy is not as good as that of a mercury column blood pressure detector.

In view of the related art, the conventional mercury column blood pressure detector has a difficult problem, and an effective solution has not been proposed.

Summary of the invention

The invention provides a blood pressure detecting method and device, which can at least solve the problem that the mercury column blood pressure detector which is conventional in the related art is difficult to use.

According to an aspect of an embodiment of the present invention, a blood pressure detecting device includes: a charging and discharging device, a cuff, and a pressure gauge, wherein the device further includes: a sound input device, wherein the sound input device is located above The cuff is arranged to monitor the sound of the biological pulse beat, and send the monitored sound to the controller; the controller is connected to the sound input device, configured to receive the sound, and record the sound to meet the preset The pressure value detected by the pressure sensor is obtained in the condition, and the blood pressure value is obtained; the pressure sensor is connected to the controller, configured to detect the pressure value of the pressure gauge, and send the detected pressure value to the controller.

Optionally, the predetermined condition includes one of the following: during the deflation of the charging and discharging device, the sound input device detects that the sound first appears or the sound disappears or the loudness of the sound decreases sharply.

Optionally, the controller is configured to set a pressure value detected by the pressure sensor as a systolic pressure of the living body when the sound detecting device detects the first occurrence of the sound; and the sound disappears or the loudness of the sound When the time is reduced, the pressure value detected by the pressure sensor is used as the diastolic pressure of the living body.

Optionally, the pressure sensor is located at the bottom end of the pressure gauge.

Optionally, the above pressure gauge is a mercury column pressure gauge.

According to another aspect of the present invention, a blood pressure detecting method is provided, comprising: the blood pressure detecting device monitors a sound of a pulse beat of a living body during a deflation of the charging and discharging device of the blood pressure detecting device; The device records the pressure value of the pressure gauge in the blood pressure detecting device detected when the sound satisfies the preset condition, and obtains a blood pressure value.

Optionally, listening to the sound of the biological pulse beat comprises: listening to the sound through a sound input device located in a cuff of the blood pressure detecting device.

Optionally, the blood pressure detecting device records a pressure value of the pressure gauge in the blood pressure detecting device detected when the sound satisfies a preset condition, and obtaining the blood pressure value includes: when the sound detecting device detects that the sound first appears, The pressure value detected by the pressure sensor in the blood pressure detecting device is the systolic pressure of the living body; when the sound disappears or the loudness of the sound is suddenly reduced, the pressure value detected by the pressure sensor is used as the diastolic pressure of the living body.

Optionally, the blood pressure detecting device records the pressure value of the pressure gauge in the blood pressure detecting device detected when the sound satisfies the preset condition, and obtains the blood pressure value, and the blood pressure detecting device displays the blood pressure value.

According to the embodiment of the present invention, a blood pressure detecting device is provided, comprising: a charging and discharging device, a cuff, a pressure gauge, and a sound input device, wherein the sound input device is located in the cuff and is configured to monitor the sound of the pulse of the living body. And transmitting the monitored sound to the controller; the controller is connected to the sound input device, configured to receive the sound, and record the pressure value detected by the pressure sensor when the sound meets the preset condition, and obtain the blood pressure value; the pressure sensor And connected to the controller, configured to detect the pressure value of the pressure gauge, and send the detected pressure value to the controller. The utility model solves the problem that the conventional mercury column blood pressure detector is difficult to use, thereby reducing the difficulty of using the mercury column blood pressure detector and improving the measurement accuracy of the blood pressure.

DRAWINGS

The drawings described herein are intended to provide a further understanding of the invention, and are intended to be a part of the invention. In the drawing:

1 is a block diagram showing the structure of a blood pressure detecting device according to an embodiment of the present invention;

2 is a flow chart of a blood pressure detecting method according to an embodiment of the present invention;

3 is a schematic structural view of an automated mercury column blood pressure detector according to an embodiment of the present invention;

4 is a schematic diagram of processing of a signal by a digital processor according to an embodiment of the present invention;

Figure 5 is a schematic illustration of the workflow of an automated mercury blood pressure monitor in accordance with an embodiment of the present invention.

detailed description

The invention will be described in detail below with reference to the drawings in conjunction with the embodiments. It should be noted that the embodiments in the present application and the features in the embodiments may be combined with each other without conflict.

In the present embodiment, a blood pressure detecting device is also provided, which is used to implement the above-described embodiments and preferred embodiments, and will not be described again. As used hereinafter, the term "module" may implement software and/or predetermined functions. A combination of hardware. Although the apparatus described in the following embodiments is preferably implemented in software, hardware, or a combination of software and hardware, is also possible and contemplated.

1 is a block diagram showing the structure of a blood pressure detecting device according to an embodiment of the present invention. As shown in FIG. 1, the device includes: a charging and discharging device, a cuff, a pressure gauge, and a sound input device 12, and a sound input device. 12 is located in the cuff, is configured to monitor the sound of the biological pulse beat, and sends the monitored sound to the controller; the controller 14 is connected to the sound input device 12, configured to receive the sound, and record the sound The pressure value detected by the pressure sensor 16 is obtained when the preset condition is met, and the blood pressure value is obtained; the pressure sensor 16 is connected to the controller 14 and configured to detect the pressure value of the pressure gauge, and send the detected pressure value to the controller. 14. Wherein, the charging and discharging device may be an air pump or a rubber ball or the like.

The sound input device 12, the controller 14 and the pressure sensor 16 included in the above device make the mercury column blood pressure detector automatic, and solve the problem that the conventional mercury column blood pressure detector is difficult to use, thereby reducing the mercury column type. The difficulty of using the blood pressure detector improves the measurement accuracy of blood pressure.

In order to satisfy the blood pressure detecting device for measuring the blood pressure, in an alternative embodiment, during the deflation of the charging and discharging device, the preset condition may be that the sound input device detects the first occurrence of the sound, or the sound The loudness is lower than a preset threshold, wherein the loudness of the sound is lower than the preset threshold, and the sound disappears or the loudness decreases sharply.

In an optional embodiment, the controller 14 is configured to set the pressure value detected by the pressure sensor 16 as the systolic pressure of the living body when the sound detecting device 12 detects that the sound first appears; in the disappearance of the sound or When the loudness of the sound is suddenly reduced, the pressure value detected by the pressure sensor 16 is taken as the diastolic pressure of the living body. Thereby, the blood pressure value of the living body is detected.

In an alternate embodiment, the pressure sensor 16 is located at the bottom end of the gauge. In another alternative embodiment, the pressure gauge is a mercury column gauge.

In the present embodiment, a blood pressure detecting method is provided. FIG. 2 is a flowchart of a blood pressure detecting method according to an embodiment of the present invention. As shown in FIG. 2, the flow includes the following steps:

Step S202, the blood pressure detecting device monitors the sound of the pulse of the living body during the deflation of the charging and discharging device of the blood pressure detecting device;

In step S204, the blood pressure detecting device records the pressure value of the pressure gauge in the blood pressure detecting device detected when the sound satisfies the preset condition, and obtains the blood pressure value.

Through the above steps, the blood pressure detecting device automates the mercury column blood pressure detector, and solves the problem that the conventional mercury column blood pressure detector is difficult to use, thereby reducing the difficulty of using the mercury column blood pressure detector and improving the blood pressure. measurement accuracy.

The above step S202 relates to monitoring the sound of the pulse beat of the living body. It should be noted that the sound of the pulse beat of the living body can be monitored in various ways. In an alternative embodiment, the sound is located in the cuff of the blood pressure detecting device. The input device listens to the above sound.

In order to satisfy the blood pressure measurement device's measurement of blood pressure, the blood pressure of the living body can be satisfied if the above-mentioned sound satisfies certain conditions. The measurement is made. In an alternative embodiment, during the deflation of the charge and discharge device, the predetermined condition may be that the sound input device detects the first occurrence of the sound, or the loudness of the sound is lower than a preset threshold. Wherein, the loudness of the sound is lower than a preset threshold, and the sound is weakened or disappeared.

The above step S204 involves the blood pressure detecting device recording the pressure value of the pressure gauge in the blood pressure detecting device detected when the sound meets the preset condition, and obtaining the blood pressure value. In an optional embodiment, the sound detecting device detects the first occurrence of the above. In the case of sound, the pressure value detected by the pressure sensor in the blood pressure detecting device is taken as the systolic pressure of the living body; when the loudness of the sound is lower than the preset threshold, the pressure value detected by the pressure sensor is taken as the diastolic pressure of the living body. . Thereby, the systolic blood pressure value and the diastolic blood pressure value of the living body are obtained.

In an optional embodiment, the blood pressure detecting device records the pressure value of the pressure gauge in the blood pressure detecting device detected when the sound meets the preset condition, and after obtaining the blood pressure value, the blood pressure detecting device displays the blood pressure value, thereby facilitating the user. View systolic and diastolic values.

For the above problems existing in the related art, the following description will be made in conjunction with the optional embodiments, which are combined with the above-described alternative embodiments and alternative embodiments thereof.

The automated mercury column blood pressure detector provided by this alternative embodiment includes:

Balloon (ie, the above-described charging and discharging device), a cuff, a sound input device for monitoring the beating sound, a mercury column type pressure gauge (ie, the above-described pressure gauge), a pressure sensor for detecting the pressure value of the pressure gauge, and a number Processing chip (equivalent to the above controller).

When measuring blood pressure, first use a balloon to inflate and pressurize the cuff bound to the upper arm. When the applied pressure is higher than the systolic pressure, the balloon is slowly deflated outward. The monitored beat sound is transmitted to the digital processing chip by the sound input device in the cuff. When the pressure in the cuff is equal to or slightly lower than the systolic pressure, the sound input device monitors the pulsation sound, and the digital processing chip records the reading of the pressure sensor at this time, that is, the systolic pressure. Continue to deflate slowly from the balloon. When the pressure inside the cuff is lower than the systolic pressure but higher than the diastolic pressure, the heart can hear a sound every time it contracts. Until the cuff pressure is reduced to be equal to or slightly lower than the diastolic pressure, the beating sound monitored by the sound input device suddenly becomes weak or disappears, the digital processing chip records the reading of the pressure sensor at this time, and the digital processing chip records the reading of the pressure sensor at this time. Is the diastolic pressure.

3 is a schematic structural view of an automated mercury column blood pressure detector according to an embodiment of the present invention. As shown in FIG. 3, the present embodiment provides an automated mercury column blood pressure detector, so that ordinary users can be simple and accurate. Measurement of blood pressure. The design includes a balloon 32, a cuff 34, a sound input device 36 for monitoring the beating sound, a mercury column gauge 38, a pressure sensor 40 for detecting the pressure of the gauge, and a digital processing chip 42.

Among them, the balloon can be in the manual pressurization mode or the automatic pressurization mode.

Wherein, the sound input device is located in the cuff for monitoring the beating sound.

Wherein, the sound input device is connected to the digital processing chip. 4 is a schematic diagram of processing of a signal by a digital processor in accordance with an embodiment of the present invention.

Among them, the pressure sensor is located at the bottom of the mercury column type pressure gauge, and is used to detect the real-time pressure of the mercury column type pressure gauge.

Wherein, the digital processing chip is respectively connected to the sound input device and the pressure sensor, and is used for determining the detected beat shape State and control the pressure sensor and record the pressure sensor readings.

When the blood pressure detector is deflated by the balloon, the sound input device transmits the monitored sound to the digital processing chip, and when the digital processing chip detects that the pulsating sound transmitted from the sound input device is from no time to time, the pressure sensor reading is recorded. The pressure sensor reading is the systolic pressure; continue to deflate, when the processing chip detects that the pulsating sound transmitted by the sound input device is weakened or disappears, the pressure sensor reading is recorded, and the pressure sensor reading is the diastolic pressure.

FIG. 5 is a schematic diagram showing the workflow of an automated mercury blood pressure detector according to an embodiment of the present invention. As shown in FIG. 5, the flow includes the following steps:

Step S502, the balloon is deflated;

In step S504, the pulsation sound is sampled by the sound input device during the deflation process, and it is determined whether the pulsation sound is from nowhere. If the determination result is negative, step S502 is performed, and if the determination result is YES, the execution is performed. Step S506;

Step S506, recording the pressure value (systolic pressure) detected by the pressure sensor;

Step S508, the balloon continues to deflate;

Step S510, it is determined whether the beat sound is reduced or disappeared, if the determination result is yes, step S512 is performed, and if the determination result is no, step S508 is performed;

In step S512, the pressure value (diastolic pressure) detected by the pressure sensor is recorded.

In summary, the automated mercury column blood pressure detector of the alternative embodiment uses a sound input device to sample the beat sound during the deflation process; the digital processing chip is used to determine the beat from scratch and from to none. Or from a strong to weak time node, the control pressure sensor detects and records the pressure sensor reading at the time node to detect the user's blood pressure. It simplifies the operation method of the mercury column blood pressure detector, so that ordinary users can also measure blood pressure simply and accurately.

In another embodiment, software is also provided for performing the technical solutions described in the above embodiments and preferred embodiments.

In another embodiment, a storage medium is further provided, wherein the software includes the above-mentioned software, including but not limited to: an optical disk, a floppy disk, a hard disk, an erasable memory, and the like.

It will be apparent to those skilled in the art that the various modules or steps of the present invention described above can be implemented by a general-purpose computing device that can be centralized on a single computing device or distributed across a network of multiple computing devices. Alternatively, they may be implemented by program code executable by the computing device such that they may be stored in the storage device by the computing device and, in some cases, may be different from the order herein. The steps shown or described are performed, or they are separately fabricated into individual integrated circuit modules, or a plurality of modules or steps thereof are fabricated as a single integrated circuit module. Thus, the invention is not limited to any specific combination of hardware and software.

The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes can be made to the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and scope of the present invention are intended to be included within the scope of the present invention.

Industrial applicability

In the embodiment of the present invention, a blood pressure detecting device is provided, comprising: a charging and discharging device, a cuff, a pressure gauge, and a sound input device, wherein the sound input device is located in the cuff and is configured to monitor the sound of the pulse of the living body. And transmitting the monitored sound to the controller; the controller is connected to the sound input device, configured to receive the sound, and record the pressure value detected by the pressure sensor when the sound meets the preset condition, and obtain the blood pressure value; the pressure sensor And connected to the controller, configured to detect the pressure value of the pressure gauge, and send the detected pressure value to the controller. The utility model solves the problem that the conventional mercury column blood pressure detector is difficult to use, thereby reducing the difficulty of using the mercury column blood pressure detector and improving the measurement accuracy of the blood pressure.

Claims

A blood pressure detecting device includes: a charging and discharging device, a cuff, and a pressure gauge, the device further comprising:

a sound input device, the sound input device is located in the cuff, configured to monitor a sound of a biological pulse beat, and send the monitored sound to a controller;

The controller is connected to the sound input device, configured to receive the sound, and record a pressure value detected by the pressure sensor when the sound meets a preset condition, to obtain a blood pressure value;

The pressure sensor is coupled to the controller and configured to detect a pressure value of the pressure gauge and transmit the detected pressure value to the controller.
The apparatus of claim 1, wherein the preset condition comprises one of:

During the deflation of the charge and discharge device, the sound input device detects that the sound is first present or the intensity of the sound is below a predetermined threshold.
The apparatus according to claim 2, wherein said controller is configured to set a pressure value detected by said pressure sensor as a contraction of said living body when said sound detecting means detects that said sound is first present Pressure; when the sound disappears or the loudness of the sound is suddenly reduced, the pressure value detected by the pressure sensor is taken as the diastolic pressure of the living body.
Apparatus according to any one of claims 1 to 3 wherein said pressure sensor is located at the bottom end of said gauge.
The apparatus according to any one of claims 1 to 3, wherein the pressure gauge is a mercury column pressure gauge.
A blood pressure detecting method comprising:

The blood pressure detecting device monitors the sound of the pulse of the living body during the deflation of the charging and discharging device of the blood pressure detecting device;

The blood pressure detecting device records a pressure value of the pressure gauge in the blood pressure detecting device detected when the sound satisfies a preset condition, and obtains a blood pressure value.
The method of claim 6 wherein the sound of listening to the pulse of the living body comprises:

The sound is monitored by a sound input device located in the cuff of the blood pressure detecting device.
The method of claim 7, wherein the predetermined condition comprises one of:

During the deflation of the charge and discharge device, the sound input device detects that the sound is first present or the sound disappears or the loudness of the sound is sharply reduced.
The method according to claim 8, wherein said blood pressure detecting means records a pressure value of said pressure gauge in said blood pressure detecting means detected when said sound satisfies a preset condition, and obtaining said blood pressure value comprises:

The sound detecting device detects that the pressure value detected by the pressure sensor in the blood pressure detecting device is the systolic pressure of the living body when the sound first appears; when the sound disappears or the loudness of the sound Less At the time, the pressure value detected by the pressure sensor is taken as the diastolic pressure of the living body.
The method according to any one of claims 6 to 9, wherein the blood pressure detecting means records a pressure value of a pressure gauge in the blood pressure detecting means detected when the sound satisfies a preset condition, and after obtaining a blood pressure value, Also includes:

The blood pressure detecting device displays the blood pressure value.