CN209328336U - A kind of electrocardioelectrode detection device - Google Patents
A kind of electrocardioelectrode detection device Download PDFInfo
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- CN209328336U CN209328336U CN201821271836.5U CN201821271836U CN209328336U CN 209328336 U CN209328336 U CN 209328336U CN 201821271836 U CN201821271836 U CN 201821271836U CN 209328336 U CN209328336 U CN 209328336U
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Abstract
The utility model provides a kind of electrocardioelectrode detection device, it is characterised in that: including simulating people, in the skin lower part of the simulation people, is respectively equipped with signal receiving part according to clinical cardiac diagnosis lead position, the signal receiving part includes a conductive fabric；One signal processor, for generating the waveform signal of different frequency, one cardiac diagnosis lead position of waveform signal representative simulation people of each frequency；Signal emission part is electrically connected by first control circuit and the signal processor, can be fitted in by electrode paste in simulation application on human skin；Waveform signal adjustment section, side are electrically connected by second control circuit and the signal receiving part, another and the signal processor are electrically connected, and waveform signal adjusted is transmitted to the signal processor again；Display module and signal processor electrical connection, the output for information result.This method can be used for the fitting training of medical teaching training center electricity electrode paste, solve the problems, such as that the training lacks in existing medical teaching.
Description
Technical field
The utility model belongs to medicine skill education field, and in particular to a kind of electrocardioelectrode detection device.
Background technique
With the improvement of people ' s living standards, the disease incidence of the accelerating rhythm of life, cardiovascular disease rises rapidly, and has become
For one of the principal element for threatening human health.And electrocardiogram is then the main foundation for treating such disease, has diagnosis
Reliably, method is easy, and the advantage harmless to patient, in modern medicine, the electrocardiosignal that electrocardiograph detects is to examine
The important evidence of disconnected electrocardio disease is acquired resulting when electrocardiosignal is that human heart carries out physiological activity by external electrode
Time-varying electric potential signal, contains biological information abundant, and electrocardiosignal has important scientific research value and practical significance, can have
Effect is examined, predicts a variety of diseases relevant to heart, and electrocardiograph obtains the faint electrocardio letter of human body by electrode and conducting wire
Number, after the processing such as amplification filtering, obtain the waveform of electrocardiosignal.Due to the diagnostic techniques mature and reliable of electrocardiograph, behaviour
Make the advantages that easy, price is moderate, not damaged to patient, it has also become in situation of all-level hospitals most popular medical electronic apparatus it
One.
At present in medical teaching, making for ecg equipment is primarily focused on when carrying out electrocardiogram correlation content of courses explanation
Whether connect that correct then there is presently no corresponding detection sides with, and electrocardioelectrode whether correct for electrocardioelectrode patch position
Therefore case in actual use, often causes electrocardiosignal to extract failure or mistake because of positional fault, is easy to lead
It causes mistaken diagnosis or constantly detects again, wasting manpower and material resources delay the state of an illness.
With the continuous development of China's medical demand and medical educational, medical simulation teaching is also had increasing need for closer to facing
The teaching equipment of bed, in medical teaching, in face of the missing of electrocardioelectrode patch bonding position detection training device, student's study
When, it can only be carried out by multimedia or bedside practice, carry out big inconvenience to medical teaching work belt.
Summary of the invention
The utility model is intended to provide a kind of electrocardioelectrode detection device, should to overcome the deficiencies in the prior art
Device can detect trainer's electrocardioelectrode and paste bonding position information, train for the fitting of medical teaching training center electricity electrode paste,
It solves the problems, such as that the training lacks in existing medical teaching, keeps ECG detecting teaching more intuitive, student is easier to receive.For
Above-mentioned technical problem is solved, the technical solution of the utility model is:
A kind of electrocardioelectrode detection device, it is characterised in that:
Including simulating people, in the skin lower part of the simulation people, signal is respectively equipped with according to clinical cardiac diagnosis lead position and is connect
Receipts portion, the signal receiving part include a conductive fabric；
One signal processor, for generating the waveform signal of different frequency, wherein the waveform signal of each frequency represents
Simulate one cardiac diagnosis lead position of people；
Signal emission part is electrically connected by first control circuit and the signal processor, can be fitted in by electrode paste
It simulates in application on human skin, signal emission part and electrode patch electrical connection, under the conductive hydrogel and simulation application on human skin on electrode patch
Conductive fabric form conducting medium, make to simulate application on human skin and form a conductor, and waveform signal is transmitted to signal receiving part, such as
Fruit electrode patch bonding position is cardiac diagnosis lead position, then the electrode patch can be formed with the conductive fabric of the signal receiving part
One access, the signal receiving part can receive the signal from the signal emission part by the access；
Waveform signal adjustment section, side are electrically connected by second control circuit and the signal receiving part, another and institute
Signal processor electrical connection is stated, and waveform signal adjusted is transmitted to the signal processor again；
Display module and signal processor electrical connection, the output for processor processes information result.
A kind of improvement of electrocardioelectrode detection device as the utility model, the waveform signal adjustment section believe waveform
Number adjustment include high-pass filtering, low-pass filtering and waveform shaping.
A kind of improvement of electrocardioelectrode detection device as the utility model, the cardiac diagnosis lead position are 10.
A kind of improvement of electrocardioelectrode detection device as the utility model, the first control circuit are equipped with Five-channel
Analog switch U6, U10, can timesharing switching lead.
A kind of improvement of electrocardioelectrode detection device as the utility model, the second control circuit are equipped with Five-channel
Analog switch U7, U11, can timesharing switching lead.
A kind of improvement of electrocardioelectrode detection device as the utility model, the output module can for indicator light or
One kind of prompt tone.
A kind of improvement of electrocardioelectrode detection device as the utility model, the high-pass filtering refer to, the signal
The waveform signal that receiving unit receives has drift phenomenon, by carrying out high-pass filtering, signal is made to float up and down in baseline 2.5V；Institute
Low-pass filtering to be stated to refer to, the waveform signal that the signal receiving part receives has High-frequency Interference phenomenon, by carrying out low-pass filtering,
Burr can be reduced；The waveform shaping refers to that the signal receiving part received has had deformation after access before
And waveform shaping can be the detectable regular waveform signal of single-chip microcontroller by loss, the comparator being made up of U8.
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 to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 is a kind of module diagram of electrocardioelectrode detection device of the utility model；
Fig. 2 connect circuit diagram with signal emission part for the utility model first control circuit；
Fig. 3 connect circuit diagram with signal receiving part for the utility model second control circuit；
Fig. 4 is the utility model waveform signal adjustment section circuit diagram；
Fig. 5 is the utility model power unit circuit diagram.
Specific embodiment
The utility model is further described by specific embodiment below in conjunction with attached drawing, the present embodiment is only used for
Bright the utility model is not limitations of the present invention, based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work belongs to the model of the utility model protection
It encloses.
It is as shown in Figure 1 a kind of module diagram of electrocardioelectrode detection device of the utility model, a kind of electrocardioelectrode inspection
Device, including simulation people are surveyed, in the skin lower part of the simulation people, signal is respectively equipped with according to clinical cardiac diagnosis lead position and is received
Portion 4, the signal receiving part 4 include a conductive fabric；
Signal emission part 3 is electrically connected by first control circuit 2 and the signal processor 1, can be bonded by electrode paste
In in simulation application on human skin, the signal processor 1 is used to generate the waveform signal of different frequency, the waveform signal of each frequency
One cardiac diagnosis lead position of representative simulation people, if being the correct heart with the electrode patch bonding position that signal emission part 3 connects
Conductance joins position, then the electrode patch can form an access, signal receiving part 4 with the conductive fabric of the signal receiving part 4
The signal from the signal emission part 3 can be received by the access；
Waveform signal adjustment section 6, side are electrically connected by second control circuit 5 and the signal receiving part 4, another and
The signal processor 1 is electrically connected, and waveform signal adjusted is transmitted to the signal processor 1 again；
As shown in Figure 2 and Figure 3, the cardiac diagnosis lead position is 10, and signal processor 1 issues the wave of 10 kinds of different frequencies
Shape signal is transmitted to signal emission part 3 through first control circuit 2, and the first control circuit 2 is equipped with Five-channel analog switch
U6, U10, can timesharing switch lead, waveform signal is transmitted to signal receiving part 4, the signal receiving part 4 by signal emission part 3
It is transmitted to signal processor 1 again after waveform signal is passed through waveform signal adjustment section 6 by second control circuit 5, through signal processing
After device 1 and the waveform signal frequency comparison initially generated, export to display module 7, it is logical that the second control circuit 5 also is provided with five
Road analog switch U7, U11, can timesharing switching lead.
As shown in figure 4, waveform signal adjustment section 6 includes high-pass filtering, low-pass filtering and waveform to the adjustment of waveform signal
Shaping.
High-pass filtering refers to that receiving the PWM waveform come has drift phenomenon, by carrying out high-pass filtering, allows to be higher than
The frequency of a certain cut-off frequency passes through, and is greatly attenuated a kind of filtering method of lower frequency.It eliminates unnecessary low in signal
Frequency ingredient eliminates low-frequency disturbance in other words.As shown in figure 4, be common second order RC lowpass filter used in this circuit,
Cutoff frequency is arranged in 6HZ, and 6HZ low-frequency disturbance below can be filtered out, and stablizes the PWM waveform for inputting U9 and U12
In baseline 2.5V, a more stable signal is provided to rear class double-limit comparator.
Low-pass filtering refers to that receiving the PWM waveform come has High-frequency Interference phenomenon, and low-pass filtering is allowed lower than cut-off
The signal of frequency passes through, but is higher than the intransitable electronic filtering method of signal of cutoff frequency.It, can by low-pass filtering treatment
Burr is reduced, allows to pass through undampedly from zero to the signal of some cutoff frequency, and has inhibition to make the signal of other frequencies
With, can be used to filter out high-frequency interferencing signal.It is common second order RC lowpass filter used in this circuit, cutoff frequency is set
It sets in 2500HZ, the spike and burr of 2500HZ or more can be filtered out, and prevent single-chip microcontroller error detection.
Waveform shaping refers to that the PWM waveform of receiving end has had deformation and loss after access before, passes through
Waveform shaping can be the detectable regular PWM wave of single-chip microcontroller, the principle of shaping unit by the comparator that U8 is constituted are as follows:
When the input voltage of 2 feet of U9 is greater than the voltage of 3 feet, 1 foot of U9 exports the identifiable low level of single-chip microcontroller；
When voltage of the input voltage of 2 feet of U9 less than 5 feet, 1 foot of U9 exports the identifiable high level of single-chip microcontroller；
When the input voltage of 2 feet of U9 is greater than voltage of 5 feet less than 3 feet, the 1 foot output single-chip microcontroller of U9 is identifiable low
Level；
After waveform shaping, the signal waveform of output is made to keep consistent with the frequency that signal processor 1 initially generates.
It is being simulated according to clinical 12 lead ECG detecting method in the corresponding points of clinical electrocardioelectrode patch bonding position
Application on human skin lower part corresponding position setting signal receiving unit 4, in electrocardioelectrode detection device provided by the utility model, at signal
The waveform signal of the reason generation different frequency of device 1, the cardiac diagnosis lead position of the waveform signal representative simulation people of each frequency,
It is also contemplated that the position of the waveform signal of each frequency and the signal receiving part 4 under simulation application on human skin corresponds, at signal
The waveform signal for the different frequency that reason device 1 generates is transmitted to signal emission part 3 by first control circuit 2, and signal emission part 3
In on electrode patch, the conductive fabric under conductive hydrogel and simulation application on human skin on electrode patch forms conducting medium, makes to simulate
Application on human skin forms a conductor, and waveform signal is transmitted to signal receiving part 4, and signal receiving part 4 passes through second control circuit 5
Send waveform signal to waveform signal adjustment section 6, waveform signal adjustment section 6 is again waveform signal adjusted through signal processing
Device 1 is output to display module 7, in the process, since signal receiving part 4 is set according to clinical cardiac diagnosis lead location information
It sets, so, when carrying out electrocardioelectrode detection, if the position fitting of trainer's electrocardioelectrode patch is correct, so that it may form one
The indicator light of conductive path, display module 7 is bright or the correct prompt tone of sending cannot be formed if bonding position mistake
One conductive path, indicator light do not work or issue the prompt tone of mistake.By the electrocardioelectrode detection device, it can train
The raw grasp ability to electrocardioelectrode bonding position.
As shown in figure 5, the present apparatus further includes power unit, 3.3V voltage needed for mainly generating signal processor 1, PWM are driven
Move the 2.5V reference voltage of required 5V voltage and waveform shaping.
In conclusion a kind of electrocardioelectrode detection device provided by the utility model, can be generated by signal processor 1
The PWM waveform of different frequency indicates different electrocardioelectrode location informations, by the transmitting of waveform signal, receive with it is defeated
Out, bonding position information is pasted to detect trainer's electrocardioelectrode, for the fitting training of medical teaching training center electricity electrode paste, solution
The problem of training missing in existing medical teaching of having determined, keep ECG detecting teaching more intuitive, student is easier to receive.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention, and any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (7)
1. a kind of electrocardioelectrode detection device, it is characterised in that:
Including simulating people, in the skin lower part of the simulation people, signal receiving part is respectively equipped with according to clinical cardiac diagnosis lead position,
The signal receiving part includes a conductive fabric；
One signal processor, for generating the waveform signal of different frequency；
Signal emission part is electrically connected by first control circuit and the signal processor, simulation can be fitted in by electrode paste
In application on human skin；
Waveform signal adjustment section, side are electrically connected by second control circuit and the signal receiving part, another and the letter
The electrical connection of number processor, and waveform signal adjusted is transmitted to the signal processor again；
Display module and signal processor electrical connection, the output for information.
2. a kind of electrocardioelectrode detection device according to claim 1, which is characterized in that the waveform signal adjustment section pair
The adjustment of waveform signal includes high-pass filtering, low-pass filtering and waveform shaping.
3. a kind of electrocardioelectrode detection device according to claim 1, which is characterized in that the cardiac diagnosis lead position is 10
It is a.
4. a kind of electrocardioelectrode detection device according to claim 1, which is characterized in that the first control circuit is equipped with
Five-channel analog switch U6, U10, can timesharing switching lead.
5. a kind of electrocardioelectrode detection device according to claim 1, which is characterized in that the second control circuit is equipped with
Five-channel analog switch U7, U11, can timesharing switching lead.
6. a kind of electrocardioelectrode detection device according to claim 1, which is characterized in that the display module can be finger
Show one kind of lamp or prompt tone.
7. a kind of electrocardioelectrode detection device according to claim 2, which is characterized in that the high-pass filtering refers to, institute
Stating the waveform signal that signal receiving part receives has drift phenomenon, by carrying out high-pass filtering, makes signal above or below baseline 2.5V
It floats；The low-pass filtering refers to that the waveform signal that the signal receiving part receives has High-frequency Interference phenomenon, low by carrying out
Pass filter can reduce burr；The waveform shaping refers to, the signal receiving part receive after access before
There are deformation and loss, waveform shaping can be the detectable regular waveform signal of single-chip microcontroller by the comparator being made up of U8.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821271836.5U CN209328336U (en) | 2018-08-08 | 2018-08-08 | A kind of electrocardioelectrode detection device |
| PCT/CN2019/081296 WO2020029595A1 (en) | 2018-08-08 | 2019-04-03 | Electrocardiogram electrode detection method and device |
| ZA2021/01568A ZA202101568B (en) | 2018-08-08 | 2021-03-08 | Electrocardio-electrode detection method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821271836.5U CN209328336U (en) | 2018-08-08 | 2018-08-08 | A kind of electrocardioelectrode detection device |
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| Publication Number | Publication Date |
|---|---|
| CN209328336U true CN209328336U (en) | 2019-08-30 |
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ID=67705778
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821271836.5U Active CN209328336U (en) | 2018-08-08 | 2018-08-08 | A kind of electrocardioelectrode detection device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110444075A (en) * | 2019-09-11 | 2019-11-12 | 苏州尚领医疗科技有限公司 | A kind of New-type mould is anthropomorphic and its Conductive skin |
| CN115273590A (en) * | 2022-07-15 | 2022-11-01 | 赵雯冬 | Simulated operation device for simulating EGM electric signal in heart chamber |
-
2018
- 2018-08-08 CN CN201821271836.5U patent/CN209328336U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110444075A (en) * | 2019-09-11 | 2019-11-12 | 苏州尚领医疗科技有限公司 | A kind of New-type mould is anthropomorphic and its Conductive skin |
| CN115273590A (en) * | 2022-07-15 | 2022-11-01 | 赵雯冬 | Simulated operation device for simulating EGM electric signal in heart chamber |
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