CN209018723U - A kind of sphygmomanometer - Google Patents

Abstract

The utility model relates to a kind of sphygmomanometers, including control machine box, pressure charging pipe, electrocardio-data collection equipment, band, outer housing, main controller, loudspeaker, pressure sensor, inflator pump, display screen and vent valve；Electrocardio-data collection equipment, loudspeaker, pressure sensor, inflator pump and vent valve are communicated to connect with main controller；It is band inflation that main controller, which controls inflator pump by pressure charging pipe,；It is provided with the sound pick-up for picking up Korotkoff's Sound in band, is communicated to connect with main controller；Main controller controls vent valve and opens to deflate to band, main controller receives the pressure signal of pressure sensor feedback and exports user's blood pressure data, receives the Korotkoff's Sound data of sound pick-up output and receive electrocardiogram (ECG) data, within the beating phase of electrocardiogram (ECG) data, the corresponding diagram between screen display user blood pressure data and Korotkoff's Sound data is shown.Cause pressure value reading accuracy low vulnerable to ambient noise interference for solving the problems, such as that sphygmomanometer is read in the prior art, improves pressure value reading accuracy.

Description

A kind of sphygmomanometer

Technical field

The utility model belongs to technical field of medical equipment, and in particular to a kind of sphygmomanometer.

Background technique

It is bound and upper arm and is pressurizeed with armband, arteria brachialis blood vessel is shriveled, is then depressurized again, with the reduction of external pressure, from The friction, impulsive sound that sending is synchronous with pulse after blood flow washes blood vessel open again can be heard in stethoscope in armband, it is this to rub It wipes, impulsive sound is known as Korotkoff's Sound (abbreviation K sound).Sphygmomanometer is the Medical Instruments for measuring blood pressure, and common blood pressure is in respect of water Silver-colored pillar sphygmomanometer and electronic sphygmomanometer require in the test process of both sphygmomanometers to tying up on user's arm Band carry out slow release again after pressurising.Traditional mercury column sphygmomanometer is generally operated by doctor, needs to pass through Korotkoff's Sound Judge high pressure and low pressure, during band pressure slowly reduces, hears the corresponding mercury absolute pressure of Korotkoff's Sound for the first time For high pressure, hearing the last of the corresponding mercury absolute pressure of Korotkoff's Sound is low pressure, since the heartbeat sound time is extremely of short duration, And any sound noise of external environment can all influence to read during the test, it is therefore desirable to certain professional knowledge and training Doctor combines entire test process, and automatic exclusive PCR reads pressure value, and this sphygmomanometer is for inexperienced or training People for be difficult to operate；Electronic sphygmomanometer provides pulse and blood pressure is shown, test scene is complicated, although some valuations are calculated Method can filter out component environment interference sound, but can not exclude completely, and sphygmomanometer reading is caused still to have error.

Utility model content

The utility model provides a kind of sphygmomanometer, reads for solving sphygmomanometer in the prior art vulnerable to ambient noise The problem for causing pressure value accuracy low is interfered, pressure value reading accuracy is improved.

In order to solve the above-mentioned technical problem, the following technical solutions are proposed is resolved for the utility model institute:

A kind of sphygmomanometer, including controlling machine box, pressure charging pipe, the electrocardio-data collection equipment for acquiring user's electrocardiogram (ECG) data With for tying up the band on user's arm, the control machine box includes outer housing, main controller, loudspeaker, described for detecting Pressure sensor, inflator pump, display screen and the vent valve of pressurising overpressure；The electrocardio-data collection equipment, loudspeaker, pressure Force snesor, inflator pump and vent valve are communicated to connect with the main controller；The main controller controls the inflator pump and passes through institute Pressure charging pipe is stated as band inflation；The sound pick-up for picking up Korotkoff's Sound is provided in the band, with the main controller Communication connection；The main controller controls the vent valve and opens to deflate to the band, and the main controller receives the pressure The pressure signal of sensor feedback simultaneously exports user's blood pressure data, the Korotkoff's Sound data for receiving the sound pick-up output, Yi Jijie User's electrocardiogram (ECG) data is received, within the beating phase of user's electrocardiogram (ECG) data, user's blood pressure described in the display screen display Corresponding diagram between data and the Korotkoff's Sound data.

Further, it is additionally provided with the USB module being electrically connected with the main controller in the control machine box, accordingly, The USB interface connecting with the USB module is provided on the outer housing.

Further, it is additionally provided in the control machine box and provides the power supply electricity of electric energy for the electrical component of the sphygmomanometer Source.

Further, it is provided with digital microphone in the sound pick-up, data connecting line is provided in the pressure charging pipe, it is described One end of data connection connects the digital microphone and the other end connects the main controller.

Further, audio codec is additionally provided in the control machine box, the digital microphone turns audio signal It is changed to after digital signal and the main controller is sent to by audio codec coding.

Further, it is additionally provided in the control machine box including analog-digital converter, input terminal connects the pressure and passes The signal output end of sensor and output end connect the signal input part of the main controller.

Compared with prior art, the advantages of the utility model and beneficial effect is: slowly being put in control vent valve to band When gas, pressure sensor acquires the pressure in pressure charging pipe and is converted to user's blood pressure data by main controller, and sound pick-up acquires Ke Shi Sound data and electrocardio-data collection equipment acquires electrocardiogram (ECG) data in real time simultaneously, using electrocardiogram (ECG) data as reference, in electrocardiogram (ECG) data The Korotkoff's Sound occurred in the beating phase is determined as legal Korotkoff's Sound, avoids the false Korotkoff's Sound of external environmental interference generation and causes blood Pressure reading has error, improves reading accuracy, and the corresponding diagram of blood pressure data and Korotkoff's Sound data is shown by display screen, User is facilitated to can be visually seen first time Korotkoff's Sound and last time Korotkoff's Sound, so that high-voltage value and low voltage value are obtained, data observation Intuitive and convenient improves user experience.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be practical to this New embodiment or attached drawing needed to be used in the description of the prior art are made one and are briefly introduced, it should be apparent that, it is described below Attached drawing is some embodiments of the utility model, for those of ordinary skill in the art, is not being made the creative labor Under the premise of, it can also be obtained according to these attached drawings other accompanying drawings.

Fig. 1 is schematic diagram when user is taken blood pressure using the blood pressure measuring of the utility model；

Fig. 2 is the structural block diagram of the sphygmomanometer of the utility model.

Specific embodiment

It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to The range of the utility model protection.

In order to avoid the interference of external environment sound, the present embodiment designs a kind of sphygmomanometer, including control machine box, pressure charging pipe 300, For acquiring the electrocardio-data collection equipment 400 of user's electrocardiogram (ECG) data and for tying up the band 200 on user's arm, machine is controlled Box includes outer housing, main controller 10, loudspeaker 70, pressure sensor 20, inflator pump for detecting pressure in pressure charging pipe 300 30, display screen 40 and vent valve 50；It electrocardio-data collection equipment 400, loudspeaker 70, pressure sensor 20, inflator pump 30 and puts Air valve 50 is communicated to connect with main controller；It is the inflation of band 200 that main controller, which controls inflator pump 30 by pressure charging pipe 300,；Band 200 It is inside provided with the sound pick-up 210 for picking up Korotkoff's Sound, is communicated to connect with main controller 10；Main controller 10 controls vent valve 50 and beats It opens to deflate to band 200, main controller 10 receives the pressure signal that pressure sensor 20 is fed back and exports user's blood pressure data, connects Korotkoff's Sound data and receive user's electrocardiogram (ECG) data that sound pick-up 210 exports are received to show within the beating phase of user's electrocardiogram (ECG) data The corresponding diagram between user's blood pressure data and Korotkoff's Sound data is shown in display screen 40.

Specifically, as shown in Figure 1, pressure charging pipe 300 is hollow hollow tube-like structure, one end connects pressure charging pump 30 and the other end The band 200 on user's arm is tied up in connection, in the pressure conduction to band 200 for generating pressure charging pump 30, in band 200 It is inside provided with the sound pick-up 210 for poly- sound, in test, band 200 pressurizes, and sound pick-up 210 can be close to user's arm automatically, Similar to stethoscope, sound pick-up 210 will export K sound data and be transmitted to main controller 10 and handles, sound pick-up in the present embodiment There is digital microphone 211 in 210, be used to convert audio signals into digital signal, which passes through data telecommunication line 310 The signal after coding is transmitted to main controller 10 after connecting audio coder 11 and encoding by audio codec 11, by master control The processing of device 10, wherein the audio codec 11 can be integrated on main controller 10 or lead to independently of main controller 10 and with main controller 10 Letter connection.Main controller 10, which controls the opening of vent valve 50, makes the beginning of band 200 slowly deflate, at this point, pressure sensor 20 is examined in real time The pressure in pressure charging pipe 300 is surveyed, pressure signal transmission to main controller 10 is simultaneously processed into corresponding user's blood pressure by main controller 10 Signal, in the present embodiment, the pressure simulation signal that pressure sensor 20 conveys is converted by analog-digital converter (i.e. ADC) 12 to number Word signal is simultaneously transmitted to main controller 10, wherein the ADC 12 can integrate on main controller 10 or independently of main controller 10 and with master Device 10 is controlled to communicate to connect.Electrocardio-data collection equipment 400(such as electrocardioelectrode stick) it acquires electrocardiogram (ECG) data and is sent to main controller 10, electrocardiogram (ECG) data is delivered to main controller 10 after amplifying by signal amplifier (not shown) and is handled.Therefore, in pressure charging pipe When pressure slow release in 300, K sound data, blood pressure data and electrocardiogram (ECG) data synchronous driving to main controller 10, main controller 10 are sentenced During being scheduled on the beating of electrocardiogram (ECG) data (i.e. during heartbeat) caused by K sound be legal K sound, otherwise it is assumed that being environmental disturbances Sound, the influence this eliminates environmental disturbances sound bring to blood pressure readings improve blood pressure readings accuracy.Main controller 10 can To control the corresponding diagram or Selection utilization electrocardio number between the display of display screen 40 K sound data, blood pressure data and electrocardiogram (ECG) data three According to the false K sound that filtering environmental interference sound generates, the corresponding diagram between K sound data and blood pressure data is shown on display screen 40, side Just user intuitively observes the corresponding pressure value of K sound.

In order to play back K sound, controls in machine box and be additionally provided with the loudspeaker 70 being connected with main controller 10, can use When play in real time, or by will K sound data storage after playback realize medical practitioner remote diagnosis purpose.Also, in order to incite somebody to action Data (including electrocardiogram (ECG) data, K sound data and blood pressure data) are sent to computer, are also reserved with USB interface 90, pass through USB mould Block 80 and main controller 10 communicate to connect, or are reserved with other communication interfaces of such as RJ45 network interface.In addition, setting is promising The electrical component of sphygmomanometer provides the power supply 60 of electric energy.

The sphygmomanometer of the present embodiment, when control vent valve 50 slowly deflates to band 200, the acquisition of pressure sensor 20 is filled Pressure in pressure pipe 300 is simultaneously converted to user's blood pressure data by main controller 10, and the digital microphone 211 in sound pick-up 210, which acquires, to be used Family K sound data and simultaneously electrocardio-data collection equipment 400 acquire electrocardiogram (ECG) data in real time, using electrocardiogram (ECG) data as reference, in electrocardio The K sound occurred in the beating phase of data is determined as legal K sound, avoids the false K sound of external environmental interference generation and causes blood pressure Reading has error, improves reading accuracy, and the corresponding diagram of blood pressure data and K sound data, side are shown by display screen 40 Just user can be visually seen first time K sound and last time K sound, to obtain high-voltage value and low voltage value, data observe intuitive and convenient, Improve user experience.

Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations； Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc. With replacement；And these are modified or replaceed, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution The spirit and scope of scheme.

Claims (6)

1. a kind of sphygmomanometer, including control machine box, pressure charging pipe, the electrocardio-data collection equipment for acquiring user's electrocardiogram (ECG) data and For tying up the band on user's arm, the control machine box include outer housing, main controller, loudspeaker, for detecting described fill Press pressure sensor, inflator pump, display screen and the vent valve of overpressure；The electrocardio-data collection equipment, loudspeaker, pressure Sensor, inflator pump and vent valve are communicated to connect with the main controller；The main controller controls the inflator pump described in Pressure charging pipe is band inflation；The sound pick-up for picking up Korotkoff's Sound is provided in the band, it is logical with the main controller Letter connection；The main controller controls the vent valve and opens to deflate to the band, and the main controller receives the pressure and passes The pressure signal of sensor feedback simultaneously exports user's blood pressure data, receives the Korotkoff's Sound data of the sound pick-up output and receive User's electrocardiogram (ECG) data, within the beating phase of user's electrocardiogram (ECG) data, user's blood pressure number described in the display screen display According to the corresponding diagram between the Korotkoff's Sound data.

2. sphygmomanometer according to claim 1, which is characterized in that be additionally provided in the control machine box and the main controller The USB module of electrical connection is accordingly provided with the USB interface connecting with the USB module on the outer housing.

3. sphygmomanometer according to claim 1, which is characterized in that be additionally provided in the control machine box as the sphygmomanometer Electrical component provide electric energy power supply.

4. sphygmomanometer according to any one of claim 1-3, which is characterized in that be provided with digital wheat in the sound pick-up Gram, data connecting line is provided in the pressure charging pipe, one end of the data connection connects the digital microphone and the other end connects Connect the main controller.

5. sphygmomanometer according to claim 4, which is characterized in that be additionally provided with audio codec in the control machine box Device, the digital microphone convert audio signals into after digital signal and are sent to the master by audio codec coding Control device.

6. sphygmomanometer according to claim 5, which is characterized in that it is additionally provided with analog-digital converter in the control machine box, Its input terminal connects the signal output end of the pressure sensor and output end connects the signal input part of the main controller.