CN1277508C - A patch-free electrocardiogram measurement device and measurement method - Google Patents

Abstract

The invention relates to a patch-free electrocardiogram measuring device and a measuring method, in particular to an electrocardiogram measuring device designed by a flat plate electrode for measuring an electrocardiogram signal from the root part between two fingers. The invention comprises at least one operation surface, at least one button and at least two non-adhesive electrodes, wherein the electrodes are in a sheet shape, are slightly embedded and fixed on the operation surface, and extend to the reverse side of the operation surface by surrounding one edge of the shell; at least one information display, a circuit operation system, the two non-glue electrodes are electrically connected with the information display, the relevant electrical information is electrically operated, and the result is displayed on the information display.

Description

A patch-free electrocardiogram measurement device and measurement method

technical field

The present invention relates to a non-patch type electrocardiogram measuring device and measuring method, especially to an electrocardiogram measuring device designed with a flat-plate electrode for measuring electrocardiogram signals at the root between two fingers, and the present invention can be used in The measured electrocardiogram is directly displayed on the invention under the condition of not adding conductive substances.

Background technique

When carrying out relevant electrocardiogram measurement in the hospital, traditional technology must be coated with a layer of conductive material or paste electrode sheet on two wrists, ankles and body surface, to carry out measurement. And if the patient himself has a fever due to illness, with the sleeves, trousers and open skirts removed, a layer of sticky and cold conductive material is applied, and then through four cold The electric shock clip clamps the wrist and ankle and several patches are attached to the chest. The feeling is really bad. Therefore, in this field, Taiwan Patent Publication No. 503735 can be a relatively advanced product. Please refer to FIG. 1 , which is a schematic diagram of a known technology. In FIG. 1 , a housing 1A has a display 2A, two electrode touch keys 5A, and several function keys 6A, and a pipeline 3A is externally connected to a wrist airbag cover 4A. It can be seen from Fig. 1 that the wrist airbag cover 4A is placed on the wrist, the conductive liquid is injected into 5A, and the tester touches the fingertips to the two electrode touch keys 5A to measure the electrical currents related to the heart and blood vessels. Sexual signals, and then calculate the result through the internal computing system, and display it on the display 2A. However, this known technology still has 5A that needs to add conductive liquid in the man-machine interface of the person to be tested, so it still needs to add a conductive liquid tank when storing, which takes up space, and when testing, it must be added again. Add conductive fluid. The inventor believes that there is still room for improvement in the device and measurement method.

Contents of the invention

The object of the present invention is to provide a non-patch type electrocardiogram measurement device and measurement method. The present invention adopts a measurement method completely different from the traditional method, that is, the use of two finger bases to touch the sheet electrode to achieve The purpose of electrical information related to the human body. Among them, only two electrodes are needed and no conductive substance needs to be applied on the skin or electrodes, which can replace the complicated measurement procedure of clamping and sticking electrodes on the wrist, ankle and chest, which is much simpler; On the one hand, the device part of the present invention is also simplified and lightweight due to the simplification of the measurement method, and is easy to carry and use.

In order to achieve the above object, the technical means adopted by the present invention includes a housing, which is a thin and long cube, with at least one operation surface, and the operation surface has at least one button for function setting and conversion. ; at least two glue-free electrodes, in the shape of a sheet, slightly embedded and fixed on the operation surface and extending around at least one edge of the shell to the opposite side of the operation surface; at least one information display, located on the operation surface, with Display several information values obtained after measurement; a circuit operation system is located inside the device, and is electrically connected with the two non-glue electrodes and the information display respectively, so as to measure the relevant electrical properties on the non-gel electrodes After receiving the information, perform electrical calculation on the relevant electrical information, and display the result on the information display.

In order to enable those skilled in the art to understand the purpose, features and effects of the present invention, the present invention will be described in detail through the following specific embodiments, together with the accompanying drawings.

Description of drawings

Fig. 1 is a schematic diagram of a known technology.

Fig. 2 is a front perspective view of a preferred embodiment of the present invention.

Fig. 3 is a rear perspective view of a preferred embodiment of the present invention.

Fig. 4 is a hardware structural diagram of an internal circuit operation system of the present invention.

FIG. 5 is a diagram of the measurement steps of the present invention.

Description of numbers in the figure

1A shell

2A display

3A pipeline

4A Wrist Airbag Cover

5A electrode touch key

6A Function key

Step 1 Activate a non-patch ECG measurement device

Step 2 Touch the root of any two fingers of the left and right hands of the subject to the two non-adhesive electrodes on the operating surface of the non-patch ECG measuring device to obtain relevant electrical information, and the two non-adhesive electrodes The type electrode can be made of any conductive metal material or conductive rubber material;

Step 3 Judge the quality of the relevant electrical information;

Step 4 A circuit operation system located inside the patch-free ECG measurement device, including a front-end signal amplification circuit, an ECG signal amplification and filtering circuit, an analog/digital conversion circuit, and a central processing unit for QRS waveform detection;

Step 5 The circuit computing system performs ST measurement;

Step 6 The circuit computing system performs arrhythmia discrimination;

Step 7 The calculated information values, including at least ST segment, QRS gap and heart rate, can be displayed on an information display located on the operation surface;

Step 8 end

11 shell

13 Operation surface

15 right electrode piece

151 Raised

17 left electrode

171 raised

19 information display

21 buttons

23 reverse side

27 Circuit operation system

271 Front-end signal amplification circuit

273 ECG signal amplification filter circuit

275 Analog/digital conversion circuit

277 central processing unit

Detailed ways

Please refer to FIG. 2 and FIG. 3 , which are a front perspective view of a preferred embodiment of the present invention and a rear perspective view of a preferred embodiment of the present invention. The present invention comprises a shell 11, presents a thin and long cube, has an operation surface 13, and this operation surface 13 has two buttons 21 more, to carry out function setting, conversion; Left and right electrode pieces 15,17 present Sheet-shaped, and slightly embedded and fixed on the operating surface 13 and extending around an edge of the housing 11 to a reverse surface 23 (as shown in Figure 3), the two electrode sheets can be made of any conductive metal or conductive rubber material, and The two electrode sheets are respectively provided with a raised plane or bumps 151 and 171 near the edge of the casing 11, so as to help the electrodes not to fall off when the electrodes are clamped between the roots of the two fingers and to closely contact with the roots of the fingers; a message The display 19 is positioned on the operating surface 13 to display several information values obtained after the measurement; a circuit operation system 27 (as shown in Figure 4 ) is arranged inside the device 11, and is connected to the left and right electrode sheets 15, 17 respectively It is electrically connected with the information display 19 , so that after the relevant electrical information is measured on the left and right electrode sheets 15 and 17 , the relevant electrical information is electrically calculated, and the result is displayed on the information display 19 .

Please refer to FIG. 4 , which is a hardware structure diagram of a circuit operation system inside the present invention. Shown in the figure is the relationship between the main components of the circuit operation system 27, the relationship between the circuit operation system 27 and the left and right electrode sheets 15, 17 and the information display 19. The circuit operation system 27 includes a front-end signal amplification circuit 271 , an ECG signal amplification and filtering circuit 273 , an analog/digital conversion circuit 275 and a central processing operation unit 277 . The arrow shown in the figure is the program of electrical calculation, that is, after the left and right electrode sheets 15 and 17 obtain the relevant electrical information of the subject to be tested, as the name implies, the front-end signal amplification circuit 271 amplifies the transmitted data signal , and the subsequent electrocardiographic signal amplification and filtering circuit 273 , analog/digital conversion circuit 275 and central processing unit 277 perform electrical calculations. Since the above-mentioned circuits can all adopt the prior art, the internal structure thereof will not be described in detail. It should be noted that the above three circuits 273 , 275 , 277 form a calculation loop, which mainly processes different information values, including ST segment, QRS interval and heart rate. Finally, these information values are output and displayed on the information display 19 .

Please refer to FIG. 5 , which is a diagram of the measurement steps of the present invention. The measurement steps include:

(1) activate a patch-free electrocardiogram measuring device;

(2) Touch the roots of any two fingers of the subject's left and right hands to the two non-adhesive electrodes on the operating surface of the patch-free electrocardiogram measuring device to obtain relevant electrical information, and the two non-adhesive electrodes The gel electrode can be made of any conductive metal material or conductive rubber material;

(3) Judging the quality of the relevant electrical information, if the identification is not clear, return to step (2); if the identification is clear, continue to the next step;

(4) A circuit computing system located inside the patch-free ECG measurement device, including a front-end signal amplification circuit, an ECG signal amplification and filtering circuit, an analog/digital conversion circuit, and a central processing unit for QRS waveform detection ;

(5) The circuit computing system performs ST measurement;

(6) The circuit computing system performs irregular heartbeat discrimination;

(7) Several information values after calculation, including at least ST segment, QRS gap and heart rate, can be displayed on an information display located on the operation surface;

(8) END.

From the above, it can be seen that this creation adopts a completely different measurement method from the traditional method, that is, to use the thin-sheet electrodes touched between the bases of two fingers to achieve the purpose of collecting electrical information related to the human body. Among them, only two electrodes are needed and no conductive substance needs to be applied on the skin or electrodes, which can replace the complicated measurement procedure of clamping and sticking electrodes on the wrist, ankle and chest, which is much simpler; On the one hand, the device part of the present invention is also simplified and lightweight due to the simplification of the measurement method, and is easy to carry and use.

Although the present invention has been disclosed as above with a preferred embodiment, it is not intended to limit the present invention. Any skilled person can make various modifications and modifications without departing from the spirit and scope of the present invention. Therefore, the protection scope of the present invention shall be defined by the scope of the patent application.

Claims (7)

1. a no SMD electrocardiogram measuring equipment is characterized in that, comprising:

One shell presents a thin and long cube, has at least one operating surface;

At least two no glue formula electrodes present laminarly, and slightly embed the reverse side be fixed in this operating surface and extend to this operating surface around at least one edge of crossing this shell;

At least one information display is positioned on this operating surface, to show several values of information that measure the back gained;

One circuit computing system, being positioned at enclosure also electrically connects with this two no glue formula electrode and this information display respectively, to record relevant electrical information in no glue formula electrode after, the electrical information of should being correlated with is carried out electrical computing, and will the results are shown in information display.

2. a kind of no SMD electrocardiogram measuring equipment as claimed in claim 1, wherein, this operating surface has more at least one button, with setting, the conversion of carrying out function.

3. a kind of no SMD electrocardiogram measuring equipment as claimed in claim 1, wherein, this no glue formula electrode can adopt any conductive metallic material to make.

4. a kind of no SMD electrocardiogram measuring equipment as claimed in claim 1, wherein, this no glue formula electrode can adopt conductive rubber material to make.

5. a kind of no SMD electrocardiogram measuring equipment as claimed in claim 1, wherein, several values of information that this information display shows comprise ST section, QRS gap and heart rate at least.

6. a kind of no SMD electrocardiogram measuring equipment as claimed in claim 1, wherein, this circuit computing system more comprises:

One front end signal amplifying circuit;

One electrocardiosignal amplification filtering circuit;

One A/D conversion circuit;

One CPU;

Wherein, this front end signal amplifying circuit is connected in no glue formula electrode, after capturing this relevant electrical information, after the electrical computing via this electrocardiosignal amplification filtering circuit, A/D conversion circuit and CPU, the result is exported and is shown on the information display.

7. a no SMD electrocardiogram method for measurement is characterized in that, comprising:

(1) activates a no SMD electrocardiogram measuring equipment;

(2) each any two refers to touch between roots to this and does not have two no glue formula electrodes on SMD electrocardiogram measuring equipment one operating surface with person's to be measured right-hand man, to capture the electrical information of being correlated with;

(3) judge the electrical information quality of to be correlated with,, then get back to step (2) if identification is unclear; If identification is clear, then continue next step;

(4) the one circuit computing systems that are positioned at no SMD electrocardiogram measuring equipment inside carry out electrical computing to relevant electrical information;

(5) several values of information after the computing show an information display that is positioned on this operating surface;

(6) finish.

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