CN203303044U

CN203303044U - Portable blood pressure measuring equipment

Info

Publication number: CN203303044U
Application number: CN2013203674825U
Authority: CN
Inventors: 陈晓鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-06-25
Filing date: 2013-06-25
Publication date: 2013-11-27
Anticipated expiration: 2023-06-25

Abstract

The utility model provides portable blood pressure measuring equipment. The blood pressure measuring equipment comprises a blood pressure monitor, wherein the blood pressure monitor is connected with a cuff-type computer sphygmomanometer; the blood pressure monitor comprises a strip first part and a strip second part, wherein a main body is arranged between the strip first part and the strip second part; a sensor and a central processing unit (CPU) are arranged in the strip second part; the CPU is connected with a control motor arranged in the main body; the control motor is connected with one end of the strip second part; and a display screen and a control button are arranged on the main body. The blood pressure measuring equipment, through a full automatic measuring method, can avoid many corresponding operations and intervention of users during testing; meanwhile, corresponding diastolic pressure and systolic pressure of users are calculated through a calibration algorithm and an interpolation algorithm, thus avoiding error due to different experiences of users.

Description

The portable blood pressure measurement device

Technical field

This utility model belongs to the health watch-dog of Wristwatch type, specifically a kind of portable blood pressure measurement device.

Background technology

For the chronic hypertension patient, there are at present many medicines can supply its selection.In other words, main problem is can when be clearly that most suitable opportunity and the dosage thereof of taking medicine be how many for current patient.For chronic blood pressure diseases patient and, when he feels blood pressure, have when undesired, need to adopt corresponding medicine to remove to reduce rapidly its blood pressure in the very first time.

Yet most patient can not recognize at once the moment of blood pressure or gradually rise, even if these hypertension can cause heart attack, aneurysm and other serious harm.This just need to have a kind of blood pressure watch-dog, in the situation of the daily life that neither affects user, can monitor constantly fast patient's blood pressure again simultaneously; And during normal use do not need again the interference of user.

Previous blood pressure monitoring system, based on the Li Waluoka principle, namely adopt the plavini blocking-up or open the blood in the arm blood vessel, and determining systolic pressure and diastolic pressure by the situation of auscultation blood flow.If this process will realize automatically and mechanization, need better control and concordance to guarantee, but will introduce new measuring error like this.This patent provides by avoiding reusing the method that expands and cut off, and with collimation technique, avoids introducing new measurement error simultaneously, and a kind of method that increases the degree of accuracy of measuring is provided.

The cuff principle is followed the tracks of in being called as of non-intrusion type, namely relies on hydraulic servo control system, take and keeps the tremulous pulse capacity of finger to be constant, and in this case, the pressure of cuff can change along with arteriotony, thereby provides patient's instantaneous blood pressure.But, this method can not guarantee to measure accurately, and because need to monitor for a long time cuff pressure in measuring, this can cause patient's misery and sense of discomfort usually.

Accurately, non-intrusion type and monitoring of blood pressure are constantly taken more accurately antihypertensive drug and to prevent the method for excessive side effect of taking medicine to monitor the approach of its blood pressure for the patient provides by adopting.Up-to-date medical science also evidence suggests that the so-called normal crowd who needs frequent Monitoring of blood pressure is greater than situation about thinking in the past greatly.And, in daily life, record patient's pressure value at different time points and can help diagnosis and treatment hypotension and hypertensive patient and very normal blood pressure situation.Hypotension can cause fainting, faint or general sensory unable or drowsiness, have and cause the danger that patient can not orthobiosis.Foundation and processing by raising or the pattern that reduces blood pressure, can be controlled it before the individual is worked the mischief.

Now the subject matter that exists of technology is: 1. traditional cuff type sphygomanometer, although can accurately measure the blood pressure of user, but in using, need the many corresponding operations of user and intervention, and will judge diastolic pressure and systolic pressure by auscultation, for user, certain experience requirement is arranged; 2. although the blood pressure of autoelectrinic acquisition user is also arranged at present, namely avoided causing measurement error due to the reason of user experience, but can not accomplish to continue to measure incessantly, because need to observe for a long time cuff pressure in measuring, this can cause patient's misery and sense of discomfort usually; 3. though also have portablely, can accomplish long-term continual measurement, but or because algorithm is too complicated or owing to not having accurate data to be the accurate requirement with reference to not reaching measurement.

The utility model content

In order to solve the problems of the technologies described above, this utility model provides a kind of portable blood pressure measurement device.

A kind of portable blood pressure measurement device, is characterized in that it comprises blood pressure monitor, and described blood pressure monitor is connected by connecting line with an end of cuff type computer sphygomanometer, and the other end of cuff type computer sphygomanometer is connected with the inflation cuff by connecting line.

Described a kind of portable blood pressure measurement device, is characterized in that blood pressure monitor is connected by wireless transmission with the wireless receiving module in blood pressure monitor by the transmitter in cuff type computer sphygomanometer with cuff type computer sphygomanometer.

Described a kind of portable blood pressure measurement device, it is characterized in that described blood pressure monitor comprises band first and band second portion, between band first and band second portion, be provided with main body, in the band second portion, be provided with sensor and CPU, CPU is connected with the control motor that is arranged on body interior, control motor and be connected with an end of band second portion, be provided with display screen on described main body, be provided with control knob on described main body.

Described a kind of portable blood pressure measurement device, is characterized in that being provided with manual controller on described main body, and described manual controller is connected with an end of band second portion.

Described a kind of portable blood pressure measurement device, is characterized in that being provided with button in the band first of described blood pressure monitor, on the band second portion, is provided with and a plurality of holes for being interlockingly connected with described button.

Described a kind of portable blood pressure measurement device, is characterized in that an end of described band first is provided with a square clasp for being connected with second one of band, and described band second portion is provided with two magic tapes that cooperatively interact.

Described a kind of portable blood pressure measurement device, it is characterized in that described band first is provided with cannelure, described band second portion is provided with the lock part coordinated with cannelure, lock part comprises the axle be coupled by rivet with the band second portion, on axle, is provided with the top that pivot larger than axle.

Blood pressure measuring method of the present utility model, comprise the steps: 1) will with the blood pressure monitor controller of the sensor element that is sensitive to arterial wall expansion contraction, be attached to the corresponding site of user, to obtain the tremulous pulse pulse situation of respective regions; 2), according to the situation of user, set a corresponding normal monitoring equipment force value, namely as the basic pressure of monitoring equipment; 3) Application standard sphygomanometer or other accurately the equipment of Measure blood pressure carry out calibrating sensors; 4) by the blood pressure monitor controller, automatically complete monitoring of blood pressure.

Described a kind of blood pressure measuring method, it is characterized in that sample the together data of user of sphygomanometer and sensor in step 3) within the regular hour, these data are constantly compared according to the actual pressure value recorded of sensor, to set the pressure value of corresponding user, the data that obtain from sensor can be according to corresponding algorithm to determine whether active data, if receive an active data, the data of sphygomanometer and sensor acquisition all are stored in the memorizer of system so, these data form corresponding calibration chart, this calibration chart is converted into the pressure value of corresponding user reality in order to the data that sensor is obtained, and be stored in memorizer.

Described a kind of blood pressure measuring method, the blood pressure that it is characterized in that user in step 4) is continued or periodic sampling, if wherein one or multinomial data are not in the scope that sampling sets according to function in advance, system just can give the alarm, every group of data of being adopted all need to judge whether the confirmation system has collected real active data, if data are effective, system calculates corresponding diastolic pressure and systolic pressure and deposits corresponding memorizer according to instantaneous or average high-low pressure value and reference calibration list, these values can be in order to check default warning level, perhaps cycle or show constantly as required.

This utility model is one, and in use not need user to interfere true, is the portable surveying instrument that continues to read my blood pressure but accurate, basically can be provided.Perhaps more definitely say it is in fact to utilize the circuit of sensor and interior band to calculate diastolic pressure and compression pressure.Owing to adopting full automatic measuring method, just avoid the many corresponding operations of user and intervention in test, utilize simultaneously calibration algorithm and interpolation algorithm to calculate corresponding diastolic pressure and the systolic pressure of user, also just avoided the error caused due to the difference of experience due to user.And, owing in normal the use, only needing to carry out data sampling by the sensor of wrist, make user almost not have sentient situation to carry out the monitoring of blood pressure.And the calibration algorithm that this utility model provides, owing to accurate data being arranged as a reference, makes again the precision of test can reach rational requirement.

The accompanying drawing explanation

Fig. 1 is the ultimate principle figure of calibration of the present utility model;

Fig. 2 is automated calibration system schematic diagram of the present utility model;

Fig. 3 is the theory diagram of calibration of the present utility model;

Fig. 4 is the front schematic view of blood pressure monitor controller of the present utility model;

Fig. 5 is the side schematic view of blood pressure monitor controller of the present utility model;

Fig. 6 is the schematic diagram of another kind of blood pressure monitor controller of the present utility model;

Fig. 7 is the schematic diagram of another kind of watchband of the present utility model;

Fig. 8 is the partial enlarged drawing of another kind of watchband of the present utility model;

Fig. 9 is the theory diagram of data interaction of the present utility model;

Figure 10 A and Figure 10 B are flow charts of the present utility model;

In figure, 20-blood pressure monitor; 21-sphygomanometer; 22-cuff; 24-display; The 26-the first connecting line; The 28-the second connecting line; 40-automatically cufves; 41-sphygomanometer; 41a-middle transmitter; 42-monitor; 52-wireless receiving module; 54-decoding circuit; 56-CPU; 58-memorizer; 60-display part; 62-control section; 64-plug-in receptor; 80-blood pressure monitor controller; 82-band first; 84-button; 86-band second portion; 88-sensor; A 89-A; A 90-B; 92-control motor; 94-band; 96-axle A; 100-display screen; 102-manual controller; 110-sensor; A 112-C; A 114-D; 120-main body; 122-frame; 124-support A; 126-support B; 128-axle B; 130-support C; 132-support D; The 134-the first button; The 136-the second button; The 138-the three button; 190-blood pressure monitor controller; 202-frame; 204-display screen; 206-control knob A; 208-control knob B; 210-control knob C; The 212-the first band; 213-sensor; 214-clasp; The 216-the second band; The 218-the first magic tape; The 220-the second magic tape; 302-watchband; 304-first; 306-second portion; 308-cannelure; 310-lock part; 314-axle; 316-top; 318-flange; 320-dextrorotation part; 322-position; 400-CPU; 402-clock; 404-time keeper; 410-interface; 412-sphygomanometer; 414-memorizer; 416-control section; 418-enumerator; 420-display part; 422-warning part; 500-equipment is opened; 503-calibration data deposits memorizer in; 505-report to the police; 506-wrist pressure is within normal range; 508-report to the police; 510-show; The adjustment of 512-motor; 516-sampling sphygomanometer; 518-sampling sensor; 520-sampled data is effective; 522-storage sphygomanometer data; 524-store sensor data; 526-calibration data is enough; 528-show and calibrated; 530-this is the N time consecutive invalid data; 532-report to the police; 534-startup normal operation; 536-sampling wrist pressure time has arrived: 538-sampling wrist pressure; 540-store sample force value; 542-pressure is within normal range; 544-report to the police; 546-show; The adjustment of 548-motor; 550-sampling sensor; 552-storage sensor value; 554-there are enough values to be stored; The data of 556-storage are effective; 558-system reset; 560-calibration pressure value; 562-blood pressure is within the normal range of setting; 564-display of blood pressure; 566-report to the police; 568-display of blood pressure; 570-need to store blood pressure data: 572-storage data.

The specific embodiment

This utility model is to provide a kind of non-intrusion type, non-invasive, the portable method that continues to monitor blood pressure.On concrete enforcement, at first, the sensor element that is sensitive to arterial wall expansion contraction is attached to the corresponding site of user, to obtain the tremulous pulse pulse situation of respective regions.Second step, according to the situation of user, set a corresponding normal monitoring equipment force value, namely as the basic pressure of monitoring equipment.The 3rd step, Application standard sphygomanometer or other the accurately equipment of Measure blood pressure carry out calibrating sensors, and this equipment preferably adopts the electronics mode to export.Sample together within the regular hour data of user of sphygomanometer and sensor, these data are constantly compared according to the actual pressure value recorded of sensor, to set the pressure value of corresponding user.The data that obtain from sensor can be according to corresponding algorithm to judge whether the meeting active data.If receive an active data, the data of sphygomanometer and sensing acquisition all are stored in the memorizer of system so, these data form corresponding calibration chart, this calibration chart is converted into the pressure value of corresponding user reality in order to the data that sensor is obtained, and is stored in memorizer.The calibration chart of same user can carry out certain adjustment in the process that success is calibrated according to the data that obtain in the accumulation calibration.

After completing calibration, this blood pressure just can start automatically to have completed monitoring of blood pressure.The blood pressure of user can be continued or periodic sampling, if wherein one or multinomial data are not in the scope that sampling sets according to function in advance, just system can give the alarm.Adopted data for every group and all needed to judge whether the confirmation system has collected real active data.If data are effective, be that system calculates corresponding diastolic pressure and systolic pressure and deposits corresponding memorizer according to instantaneous or average high-low pressure value and reference calibration list.These values can be in order to check default warning level.Perhaps cycle or show constantly as required.

Calibration data can be measured and obtain by traditional cuff sphygmomanometer, and sends corresponding information to receiving equipment in order to calibration by wireless transmissioning mode.

The purpose of this utility model is in the situation that do not cause user inconvenience, a kind of monitoring of blood pressure equipment continued of round-the-clock formula is provided and stores corresponding data.

This utility model provides the equipment of the Measure blood pressure of realizing a kind of small-sized, portable and pinpoint accuracy in addition.

Also have an aspect, with regard to this utility model, provide a kind of monitoring of blood pressure of non-intrusion type, easy calibration steps.Advantage of the present utility model also is that each composition is clear, specification is also very apparent.

This utility model is for by reading monitoring of blood pressure that diastolic pressure and systolic pressure continue and the monitoring of pulse.Equipment is configured to be applicable to being worn on wrist, similarly is common wrist-watch, and except in calibration process, this equipment does not need to use cuff or other traditional sphygomanometer.CPU(central processing unit wherein) obtaining a plurality of test datas, similarly is that calibration data equally is stored in corresponding data base.Equipment comprises sensor, for example can be placed on cuff, the placement caused due to auterial diastole or contraction in order to detecting the pressure of sensor region change.The form obtained in the data based calibration detected is converted into corresponding pressure value to show.Like this, equipment can arrange and provide accurate blood pressure to show according to the physical condition of user.As the explanation of back, determine that by experience the setting pressure situation of corresponding standard can maintain the user under a relatively uniform condition in use.Because arm moves or the spuious of collection of tightening of muscle can the method by data screening be removed.

After having calibrated, calibration data is stored into CPU or RAM(random access memory), and can be by the CPU access.Accordingly, any signal by sensor output, CPU can produce corresponding diastolic pressure and systolic pressure data according to corresponding algorithm and calibration chart.This or the direct and previous calibration data obtained directly mate and obtain or obtain by interpolation method, the individual features of the sensor of the corresponding extrapolation of foundation, interpolation and use.

For example can adopt if from immediate data, carried out linear interpolation.If data exceed the highest and minimum point of calibration, can adopt to be similar to extrapolation method and to obtain corresponding pressure value.For instance.Therefore because the health variation can cause the variation to a certain extent of corresponding blood pressure, corresponding relation simply can not be interpreted as to the relation of correspondence of the inversion cuver of sensor.

At first interpolation method and predication method are according to experience.Yet the data of interpolation are to come from given calibration data substantially.Infer and can use calibration data or other default data.For example adopt the data of namely having inputted in advance before purchase, data can be according to corresponding age, height, body weight, build and sex as the corresponding consideration factor.The data of storage can come from selected tested control group and the statistical value of the test data of corresponding individuality.

With reference to figure 1, shown the ultimate principle of this utility model in calibration.The Wristwatch type be worn on the user wrist continues blood pressure monitor as shown in 20.Monitor 21 is by can be as requested carrying out freely being connected or disconnecting with the cuff type sphygomanometer of traditional automatization.Whole sphygomanometer 21 comprises that inflation cuff, computer data are read, connecting line 26 and be connected to watch-dog 20 by the connecting line 28 that alignment purpose is provided.In normal use after having calibrated, the cuff type sphygomanometer has just no longer needed.During use, sensor is generally pressed close to one or more place of the tremulous pulse of user.When calibration, blood pressure monitor 20 utilizes the pulse of pressure transducer induction tremulous pulse to carry out Monitoring of blood pressure, simultaneously by cuff 22, and the blood pressure measurement that computermatic sphygomanometer 21 also continues.

Special a kind of situation is with reference to figure 2.What describe is fully automatic calibration system, comprises a traditional automatic cuff 40 at this, in the time of in arm is put into cuff, by inner sensor, can obtain the arteriotony of user.The diastolic pressure obtained according to certain intervals and systolic pressure data can send the wireless receiving module in blood pressure monitor 42 to by the mode of middle transmitter 41a by wireless transmission that sphygomanometer is controlled in 41.Data preferably transmit in digital mode.Yet, also can adopt the mode of simulation to transmit.Wireless receiver is embedded in monitor 42, usually needs to use antenna (not marking in figure).CPU in monitor 42 can be by relatively sphygomanometer 41 and monitor 42 form corresponding calibration data table.As back, will illustrate,

blood pressure monitor

20 and 42 includes sensor in corresponding cuff position, with induction arteriectasia and contraction, thereby makes CPU calculate and to produce corresponding pressure value according to the data of calibration chart and the backoff algorithm of mentioning later.

With reference to figure 4 and Fig. 5.In figure, blood pressure monitor controller 80 comprises first 82 and the corresponding button 84 of band, and the second portion 86 of band comprises that the Kong Yiyu band 82 of many groups carries out corresponding snapping.Band 86 comprises that sensor 88 is to determine the tension force of band.89 and 90 and CPU be coupled (not showing).When setting predetermined value, the tension force of band should remain on suitable constant, to guarantee that blood pressure monitor can guarantee the calibration that it is correct.

CPU remains on corresponding value by the tension force of controlling motor 92 adjustment bands.Yet, after Computer Compensation, just the same when the tension force in the time of might not requiring to guarantee its normal use and calibration.Motor 92 by with 94, axle 96 connects with an end of band 96.Axle 96 by be with 94 and motor 92 rotate, and the degree of tightness that drives band 86 is to control reference pressure fully in predetermined value.Coarse adjustment can be selected accordingly by detaining 84.Actual force value can be by display screen 100 to show.

Another scheme is, motor 92 can, but utilize the manual controller 102 in figure to reach same purpose.Corresponding basic blood pressure or perhaps acceptable normal arterial pressure scope can be carried out relative set by button 134,136 and 138, and three buttons also can control whether show corresponding basic pressure value simultaneously.

Measuring basic pressure not necessarily needs to provide an independent sensor, as sensor 88.But directly utilize and can be used as an adnexa measurement function as the sensor 110 in figure, below also can talk about, certainly also also have other method to measure accordingly.Sensor 110 is converted into the signal of telecommunication by the variation of angiosthenia etc., delivers to CPU by 112 and 114.The selection design of sensor should be applicable to watchband type structure the better variation of induction pressure.The form of the sensor used according to reality, also can mount sensor 122 position in the drawings.Sensor can have multiple choices, if adopted based on piezoelectric effect, or also can adopt by box-like based on film strain gauge, optics action induction or hydraulic sensing indirect reformer and obtain.Can be more clear in the theory diagram 9 of data interaction between sensor 110 and CPU and flow chart 10A and 10B.

Continuous schedule blood pressure monitor controller 80 main bodys 120 have comprised display screen 100.The screen 100 by hexahedro by frame 122 round.Frame 122 with two

supports

124 and 126 in order to prop corresponding axle 128.Axle 128 helps to connect band 82 and frame 122.Corresponding

support

130 and 132 is in order to provide support for axle 96.Display screen can adopt LED or LCD screen.Whole blood pressure monitor controller adopts battery powered.As adopting the LCD screen, equipment can show the data such as corresponding blood pressure, heart rate as required, or other is as time, alarm threshold and dynamic blood pressure diagram.The switching that also can show by button 134,136 and 138 in use.By button, also corresponding data collection period etc. can be set.

Three buttons 134,136 and 138 on frame 122 provide demonstration and control interface.As provide the control of function, programming and demonstration.

Fig. 6 is the first form the utility model proposes, and specifically comprises main body 206, is similar to 120 parts in Fig. 4 and Fig. 5, and this one comprises frame 202, and in the inner, 206,208 and 210 is corresponding control knobs in display screen 204 embeddings, and its function as previously mentioned.The first band 212 is made by nylon or similar material, and an end has a square clasp 214 with the second band 216, to be connected.The second band 216 connects magic tape 218 and 220.

Magic tape

218 and 220 can be in order to the continuous setup basic pressure to suitable value, and this force value can be measured and be presented on display screen 204 by sensor 213.

Fig. 7 and 8 has showed the other optional way that maintains predetermined pressure by the watchband of user.Its control knob and display part and Fig. 4 are similar.Here crucial difference is to adjust method, the motor of mentioning in this does not need Figure 4 and 5 or the part of reel of basic pressure.

Watchband 302 comprises first 304 and second portion 306.First 304, by a cannelure 308, links together with the lock part 310 of second portion 306.Watchband 306 parts comprise built-in sensor 312.Lock part 310 has comprised an axle 314 be coupled by rivet with watchband 306.Axle 314 comprises that there is a continuous flange 318 on a larger top 316.Flange 318 is supported dextrorotation composition 320, can rotate freely around axle 314 like this.

Dextrorotation part 320 is parallel with cannelure 308 in Fig. 7, and band one and band two can relatively move from monitor 300, be adjacent to wrist or remove from wrist like this.Dextrorotation part 320 can rotate to position 322, and specifically as shown in Figure 8, now

band

304 and 306 is buckled together at certain position.Owing between dextrorotation composition 320 and the second band 306, there being space to be slightly less than the thickness of the first band 302, this just needs to compress the first band, just can make dextrorotation composition 320 be screwed into 322 places, position.Utilize this fastening mode, make the user basic force value of continuous fine adjustment easily.

The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all being included in protection domain of the present utility model.

Claims

1. a portable blood pressure measurement device, is characterized in that it comprises blood pressure monitor, and described blood pressure monitor is connected by connecting line with an end of cuff type computer sphygomanometer, and the other end of cuff type computer sphygomanometer is connected with the inflation cuff by connecting line.

2. a kind of portable blood pressure measurement device as claimed in claim 1, is characterized in that blood pressure monitor is connected by wireless transmission with the wireless receiving module in blood pressure monitor by the transmitter in cuff type computer sphygomanometer with cuff type computer sphygomanometer.

3. a kind of portable blood pressure measurement device as claimed in claim 1, it is characterized in that described blood pressure monitor comprises band first and band second portion, between band first and band second portion, be provided with main body, in the band second portion, be provided with sensor and CPU, CPU is connected with the control motor that is arranged on body interior, control motor and be connected with an end of band second portion, be provided with display screen on described main body, be provided with control knob on described main body.

4. a kind of portable blood pressure measurement device as claimed in claim 3, is characterized in that being provided with manual controller on described main body, and described manual controller is connected with an end of band second portion.

5. a kind of portable blood pressure measurement device as claimed in claim 3, is characterized in that being provided with button in the band first of described blood pressure monitor, on the band second portion, is provided with and a plurality of holes for being interlockingly connected with described button.

6. a kind of portable blood pressure measurement device as claimed in claim 3, an end that it is characterized in that described band first is provided with a square clasp for being connected with second one of band, and described band second portion is provided with two magic tapes that cooperatively interact.

7. a kind of portable blood pressure measurement device as claimed in claim 3, it is characterized in that described band first is provided with cannelure, described band second portion is provided with the lock part coordinated with cannelure, lock part comprises the axle be coupled by rivet with the band second portion, on axle, is provided with the top that pivot larger than axle.