JPH11113865A - Electrode positioning device for electrocardiogram measurement - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily install electrodes in proper positions on the body surface of an organism by an operator having no technical knowledge about an electrocardiogram. SOLUTION: When a positioning unit 14 in an electrode positioning device 10 for electrocardiogram measurement is matched with a navel 24 of an organism, relative positions of electrode mounting parts 16, 18, 22 to the organism are decided. When relative positions of the electrode mounting parts 16, 18, 22 to the organism are decided, three electrodes 12 arranged in the electrode mounting parts 16, 18, 22 at predetermined intervals are positioned in the proper positions of the organism. In this way, the electrodes can be easily installed in the proper positions on the body surface of the organism even by an operator having no technical knowledge about an electrocardiogram.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electrode positioning device for mounting an electrode mounted on a body surface of a living body at a predetermined site on the body surface in order to measure an electrocardiogram.

[0002]

2. Description of the Related Art In order to obtain an electrocardiogram, a plurality of electrodes for deriving an action potential of a living body are mounted on an electrocardiographic waveform detecting apparatus on a body surface of the living body. Since the plurality of electrodes must be mounted in a predetermined mounting range, and the mounting positions are different depending on the electrocardiogram lead method,
Electrode placement is performed by healthcare professionals with ECG expertise.

[0003]

As a medical measure in a remote area, a method of transmitting an electrocardiogram to a hospital using a telephone line or the like and performing a diagnosis has been used. In this case, in a general household, those who do not have specialized knowledge of the electrocardiogram need to mount electrodes on the body surface of the living body, but for those who do not have specialized knowledge of the electrocardiogram, where should the electrodes be mounted? Sometimes I don't know. Further, in the future, when the home medical treatment further advances and the number of persons who do not have specialized knowledge about the electrocardiogram has to measure the electrocardiogram increases, the above-mentioned inconvenience becomes remarkable.

The present invention has been made in view of the above circumstances, and a purpose of the present invention is to make it easy for a person who does not have expertise in electrocardiogram to easily place an electrode at an appropriate position on the body surface of a living body. An object of the present invention is to provide an electrocardiogram measurement electrode positioning device that can be worn.

[0005]

SUMMARY OF THE INVENTION In order to achieve the above object, the gist of the present invention is to provide a method for measuring an electrocardiogram, which comprises a plurality of electrodes which are brought into contact with a body surface of a living body. An electrode positioning device for mounting on a site, wherein the plurality of electrodes are mounted at a predetermined interval between the electrode mounting portion and a predetermined reference portion of a body surface of the living body. And a positioning part for determining a relative position of the electrode mounting part with respect to the living body.

[0006]

In this manner, the relative position of the electrode mounting portion to the living body is determined by matching the positioning portion of the electrocardiogram measuring electrode positioning device with the reference portion of the living body. When the positions of the electrode attachment portions are determined, the plurality of electrodes attached to the electrode attachment portions at predetermined intervals are positioned at appropriate positions in the living body. Therefore,
Even a person who does not have specialized knowledge about an electrocardiogram can easily attach an electrode to an appropriate position on the body surface of a living body.

[0007]

In another embodiment of the present invention, preferably, the plurality of electrodes are mounted on two portions of the body surface of the living body which are respectively located on the head side by a predetermined distance from a pair of left and right nipples. It comprises a pair of left and right upper electrodes and a lower electrode located on the lower limb side by a predetermined distance from one of the pair of left and right nipples. With this configuration, the pair of left and right upper electrodes and one lower electrode are positioned at an appropriate mounting position on the living body by the electrocardiogram measurement electrode positioning device. During
The mounting position of the electrode for electrocardiogram measurement called standard limb lead, which measures between one of the upper electrode and the lower electrode and between the other of the upper electrode and the lower electrode, is determined appropriately. . Therefore, there is an advantage that even a person who does not have specialized knowledge about the electrocardiogram can easily attach the electrode for the standard limb lead to an appropriate position in the living body.

[0008] Preferably, the positioning portion is formed in a longitudinal shape so as to substantially coincide with the body center line of the living body, and a lower limb side end portion formed at a position substantially matching the navel of the living body. It is provided with. With this configuration, the electrode can be positioned at an appropriate position in the living body by making the longitudinal positioning portion substantially coincide with the body center line of the living body and making the lower limb side end substantially coincide with the navel of the living body. Therefore, even a person who does not have specialized knowledge about the electrocardiogram can easily attach the electrode to an appropriate position in the living body.

Preferably, the electrode mounting portion projects laterally from a head-side end of the elongated positioning portion,
It includes a pair of upper electrode mounting portions to which the pair of upper electrodes are mounted at the distal ends, and a lower electrode mounting portion that projects laterally from the lower limb side end of the positioning portion and the lower electrode is mounted at the distal end. . This has the advantage that the electrocardiogram measurement electrode positioning device can be configured with a relatively small area.

[0010] Preferably, the electrocardiogram measurement electrode positioning device is integrally formed of a plate-like member, and the upper electrode mounting portion and the lower electrode mounting portion are provided with the pair of upper electrodes. And a mounting hole penetrating in the thickness direction for mounting the lower electrode, and a break line formed in the radial direction of the mounting hole to remove a part of the outer periphery of the mounting hole by breaking. Things. With this configuration, after the electrode attached to the ECG measurement electrode positioning device is attached to an appropriate position on the living body, the electrocardiogram measurement electrode positioning device is removed from the body surface of the living body by breaking the break line. Therefore, there is an advantage that the sense of discomfort of the subject during the electrocardiogram measurement can be suitably reduced.

Preferably, on the upper surface of the electrocardiogram measurement electrode positioning device, a mounting diagram representing a state where the electrodes and the electrocardiogram measurement electrode positioning device are mounted at appropriate positions on the body surface of the living body is shown. Are shown. With this configuration, when the ECG measurement electrode positioning device is to be mounted on the body surface of a living body, the user can see the mounting diagram shown on the upper surface of the ECG measurement electrode positioning device, and thus the ECG measurement is performed. The proper mounting position of the electrode positioning device for the user can be easily understood. Therefore, there is an advantage that a plurality of electrodes can be easily attached to appropriate positions on the body surface of a living body.

Preferably, the periphery of the plurality of mounting holes is colored with different colors. In this case, the lead connected to the electrode attached to the electrocardiogram measurement electrode positioning device can be easily selected by coloring the lead connected to the electrode in the same color as the surrounding color of the mounting hole. There is.

[0013]

Preferred embodiments of the present invention will be described below in detail with reference to the accompanying drawings.

FIG. 1 shows an electrocardiogram measurement electrode positioning device 10 used for obtaining an electrocardiogram by standard limb lead.
FIG. 3 is a diagram illustrating a state where three electrodes 12 are attached to appropriate positions of a living body in a state where the electrodes 12 are attached. The electrocardiogram measurement electrode positioning device 10 is integrally formed of a plate-like member such as corrugated ball paper or a synthetic resin plate, and is provided on a surface facing a living body skin (not shown) to reduce discomfort during mounting. , A non-woven fabric or the like that is water-absorbing and does not cause discomfort to the skin.

The electrocardiogram measuring electrode positioning apparatus 10
Is a pair of upper electrode mounting portions 16 and 18 projecting leftward and rightward from the head-side end of the positioning portion 14 and the right side from the lower limb-side end 20 of the positioning portion 14. And a lower electrode mounting portion 22 protruding in the direction.

The positioning portion 14 determines the relative positions of the electrode mounting portions 16, 18, and 22 with respect to the living body by making them coincide with predetermined reference portions on the body surface of the living body. The lower limb side end portion 20 is formed at a position substantially coincident with the body, and has a longitudinal shape to substantially coincide with the body center line of the living body. In the lower limb side end portion 20, a person who wears the electrocardiogram measurement electrode positioning device 10 on the living body of the subject can understand that the lower limb side end portion 20 is a portion that substantially matches the navel 24 of the living body. A mounting position display section 26 for displaying the mounting position is provided. Also,
On the upper surface of the head-side end of the positioning section 14, a mounting diagram display section 27 for displaying a state in which the electrocardiogram measurement electrode positioning apparatus 10 to which the electrode 12 is mounted is mounted at an appropriate position in a living body is provided. I have.

Since the electrode 12 is attached to the electrode attachment portions 16, 18, and 22 with the projections 13 of the electrode 12 being inserted into the tips thereof, the attachment holes 28 penetrating in the thickness direction are provided.
Are formed. In addition, the electrode 12 and the electrode mounting part 16,
Adhesive means such as an adhesive or a double-sided adhesive tape may be provided on part or all of the contact surfaces of the electrodes 18 and 22 so that the electrode 12 and the electrode mounting portions 16, 18 and 22 may be fixed.

The length of the pair of upper electrode mounting portions 16 and 18 to the side, the length of the lower electrode mounting portion 22 to the side, and the protruding position from the lower limb side end 20 are determined by the electrode positioning for electrocardiogram measurement. The apparatus 10 is configured such that three electrodes 12 are mounted at a predetermined mutual interval. That is, when the electrocardiogram measurement electrode positioning device 10 to which the three electrodes 12 are attached is positioned at an appropriate position in the living body, the two electrodes 12 attached to the upper electrode mounting portions 16 and 18 A pair of left and right nipples 4 on the body surface
The electrodes 12 attached to the head side by a predetermined distance from each of the lower nipple 46 and the left nipple 46 are attached to the lower limb 46 by a predetermined distance. It is configured to be mounted.

Around the mounting hole 28, in order to connect the conductors 40, 42, and 44 to be connected to the electrodes to appropriate electrodes, the conductors are colored with different colors to indicate the connection positions of the conductors of the same color. Display units 30, 32, and 34 are provided. For example, the color display section 30 is colored red, the color display section 32 is colored yellow, and the color display section 34 is colored green.

At the tip of the electrode mounting portions 16, 18, 22, a breaking line 36 is formed in the radial direction of the mounting hole 28 so as to pass through the center of the mounting hole 28 and be substantially parallel to the positioning portion 14. Are formed respectively. This break line 36 is
A part of the outer periphery of the mounting hole 28, that is, a part on the distal end side from the break line 36 is removed by the break.

A person who wears the electrocardiogram measurement electrode positioning device 10 to which the three electrodes 12 are attached on the living body of the subject is shown on the electrocardiogram measurement electrode positioning device 10 displayed on the mounting diagram display section 27. While referring to the installation diagram
The electrocardiogram measurement is performed so that the lower limb side end 20 substantially matches the navel 24 of the living body and the positioning section 14 is substantially parallel to the body center line of the living body in accordance with the instruction of the mounting position display section 26 of the lower limb side end 20. It is mounted on a living body while determining the mounting position of the electrode positioning device 10.

After the position of the electrode positioning device 10 for measuring the electrocardiogram is determined, the three electrodes 12 are applied to the living body by using the suction action of a suction cup or the adhesive action of an adhesive tape or a glue containing salt. Is mounted in a suitable position. In the electrocardiogram measurement electrode positioning device 10, several sizes, for example, S size, M size, and L size, which are classified based on, for example, height, are suitably used so as to be suitable for the size of the living body.

FIG. 2 shows an electrode positioning device 1 for measuring an electrocardiogram.
FIG. 4 is a diagram showing a state in which a portion other than a portion of the reference numeral 0 from the break line 36 is separated from the electrode 12, and the electrode 12 and the electrocardiographic waveform detecting device 38 are connected by conducting wires 40, 42, 44. After the three electrodes 12 are attached to the living body,
If there is a sense of incongruity due to the electrocardiogram measurement electrode positioning device 10, the electrocardiogram measurement electrode positioning device 10 can be removed from the body surface by breaking the break line 36. As a result, the three electrodes 12
Since the mechanical connection between them is eliminated, the sense of incongruity during breathing of the living body is eliminated.

Conductive wires 40, 42, 44 are applied to the electrodes 12 attached to the living body in order to input a change in potential detected from each of the electrodes 12 to a predetermined input terminal (not shown) of the electrocardiographic waveform detecting device 38. Is connected. This conductor 4
0, 42, and 44 are colored in colors corresponding to the color display sections 30, 32, and 34. For example, the conductor 40 is colored red, the conductor 42 is colored yellow, and the conductor 44 is colored green. Therefore, a conductor to be connected to the electrode 12 attached to the attachment hole 28 of the electrocardiogram measurement electrode positioning device 10 can be easily selected.

After the electrocardiographic waveform detecting device 38 and the electrode 12 are connected by the conductors 40, 42, and 44, the electrocardiographic waveform detecting device 38 is automatically or manually operated, so that a pair of left and right upper The electrodes, one of the upper electrodes and the lower electrode, or the other upper electrode and the lower electrode are selected, and the electrocardiogram is measured by measuring the relative potential difference between the two points.

As described above, according to this embodiment, the positioning portion 14 of the electrode positioning device 10 for measuring an electrocardiogram is made to coincide with the reference portion of the living body, so that the electrode mounting portions 16, 1
The relative positions of 8, 22 with respect to the living body are determined. When the positions of the electrode mounting portions 16, 18, 22 are determined, the three electrodes 12 mounted on the electrode mounting portions 16, 18, 22 at predetermined intervals are positioned at appropriate positions in the living body. Is done. Therefore, even a person who does not have specialized knowledge about the electrocardiogram can easily attach the electrode 12 to an appropriate position on the body surface of the living body.

According to this embodiment, three electrodes 12
Is a pair of left and right upper electrodes to be attached to two parts located on the head side by a predetermined distance from the pair of left and right nipples 46 and 48 on the body surface of the living body, and a predetermined distance from the left nipple 46 It is composed of a lower electrode located on the lower limb side, and a pair of left and right upper electrodes and one lower electrode are positioned at an appropriate mounting position of a living body by the electrocardiogram measurement electrode positioning device 10, The mounting position of the electrode for electrocardiogram measurement by standard limb lead is appropriately determined.
Therefore, even a person who does not have specialized knowledge about the electrocardiogram can easily attach the electrode for the standard limb lead method to an appropriate position in the living body.

Further, according to the present embodiment, the positioning section 14
Is provided with a lower limb side end portion 20 formed at a position substantially coincident with the navel 24 of the living body so as to substantially coincide with the body center line of the living body. By making the portion 14 substantially coincide with the body center line of the living body and making the lower limb side end portion 20 substantially coincide with the navel 24 of the living body, the three electrodes 12 can be positioned at appropriate positions in the living body. Therefore, even a person who does not have specialized knowledge about the electrocardiogram can easily attach the electrode to an appropriate position in the living body.

Further, according to the present embodiment, the electrode mounting portion 1
6, 18 and 22 project laterally from the head-side end of the elongated positioning portion 14, and a pair of upper electrode mounting portions 16 and 18 to which a pair of upper electrodes are mounted at the tips, and a lower leg of the positioning portion 14. The lower electrode mounting portion 22 protrudes rightward from the side end portion 20 and has a lower electrode attached to the tip. Therefore, the electrocardiogram measurement electrode positioning device 10 can be configured with a relatively small area.

Further, according to the present embodiment, the electrode positioning device 10 for measuring the electrocardiogram is integrally formed,
A break line 36 formed in the radial direction of the mounting hole 28 was formed at the distal end portion of each of the mounting holes 6, 18, and 22 in order to remove a part of the outer periphery of the mounting hole 28 by breaking. Therefore, after the electrode 12 attached to the electrocardiogram measurement electrode positioning device 10 is attached to an appropriate position in the living body, the electrocardiogram measurement electrode positioning device 10 is removed from the body surface of the living body by breaking the break line 36. Thus, the sense of discomfort of the subject during the electrocardiogram measurement can be suitably reduced.

Further, according to the present embodiment, on the upper surface of the electrocardiogram measurement electrode positioning device 10, a state in which the electrode 12 and the electrocardiogram measurement electrode positioning device 10 are mounted at appropriate positions on the body surface of the living body. Installation drawing display unit 2 to be displayed in graphic form
7 is provided, when the electrocardiogram measurement electrode positioning device 10 is to be mounted on the body surface of a living body,
Since the mounting diagram display unit 27 displayed on the upper surface of the electrocardiogram measurement electrode positioning device 10 can be seen, an appropriate mounting position of the electrocardiogram measurement electrode positioning device 10 can be easily understood. Therefore, the electrode 12 can be easily attached to an appropriate position on the body surface of the living body.

Further, according to this embodiment, the color display portions 30, 32, and 34 provided around the mounting holes 28 are colored with different colors, respectively, and the three conductive wires 40, 42, 4
4 is colored in the same color as the color display sections 30, 32, 34 to which they are connected. Therefore, since the electrodes 12 to be connected to the conductors 40, 42, 44 can be easily understood, the conductor 4
0, 42, 44 can be connected to the appropriate electrodes 12.

While the embodiment of the present invention has been described with reference to the drawings, the present invention can be applied to other embodiments.

For example, in the above-described embodiment, the mounting position display section 26
And the mounting diagram display unit 27 is provided, but only one of them may be provided. This is because an appropriate mounting position can be understood by using only the mounting position display unit 26 or the mounting diagram display unit 27.

Further, in the above-described embodiment, the electrode positioning device 10 for measuring the electrocardiogram is used in which three electrodes 12 are mounted at appropriate positions on the body surface of the living body in order to obtain an electrocardiogram by standard limb lead. However, in order to obtain an electrocardiogram by the bipolar limb lead method, one of the upper electrode mounting portions 16 and 18 or the lower electrode mounting portion 22 is removed, and the two electrodes are mounted at appropriate positions on the body surface of the living body. An electrocardiogram measurement electrode positioning device may be used. Alternatively, by connecting a resistor in the circuit of the electrocardiogram measurement, the potential change of one electrode is made substantially zero, and the electrocardiogram by the unipolar limb lead method is used to measure the potential change of the portion where the other two electrodes are mounted. For measurement, the electrocardiogram measurement electrode positioning device 10 of this embodiment is used.
May be used as it is.

Alternatively, the electrocardiogram measurement electrode positioning device 10 may be a monopolar chest lead using a plurality of electrodes mounted on the chest and a plurality or a single electrode formed in an electric circuit so that the potential change becomes zero. In order to measure an electrocardiogram by a method, an electrode mounting portion is provided which protrudes rightward from one or a plurality of predetermined portions of the positioning portion 14 so that electrodes can be mounted on a plurality of predetermined portions of the chest. In order to measure an electrocardiogram by monitor-leading (bipolar lead), an electrode positioning device 1 for measuring an electrocardiogram so that electrodes can be attached to a predetermined part of the chest and the sternum.
0 is configured, monitor-induction (3-pole induction)
The ECG measurement electrode positioning device 10 may be configured so that electrodes can be attached to a predetermined part of the chest and lower left and right collarbones in order to measure an electrocardiogram.

In the above-described embodiment, the electrocardiogram electrode positioning device 10 uses the lower limb-side end portion 20 as the navel of the living body.
4, the positioning part 14 is extended to the head side beyond the pair of upper electrode mounting parts 16 and 18, so that the throat of the living body is used as a reference part. The electrocardiogram electrode positioning device 10 may be configured to be positioned using another site as a reference site.

Further, in the above-described embodiment, a break line 36 is formed in the electrode positioning device 10 for measuring an electrocardiogram.
After the electrodes 12 are mounted at appropriate positions in the living body, the electrocardiogram electrode positioning device 10 is removed from the body surface of the living body by breaking the electrocardiogram measurement electrode positioning device 10 from the break line 36. Although the configuration has been described as above, the configuration may be such that the electrode 12 is removed from the electrode 12 by detachably attaching the electrode 12 to the attachment hole 28.

The above is merely an example of the present invention, and the present invention can be variously modified without departing from the gist thereof.

[Brief description of the drawings]

FIG. 1 is a diagram showing an electrocardiogram measurement electrode positioning device and an electrode mounted on an appropriate position of a living body according to an embodiment of the present invention.

FIG. 2 is a diagram showing a state in which the electrocardiographic lead waveform detection device and the electrodes are connected in a state where the electrocardiogram measurement electrode positioning device is removed from the body surface.

[Explanation of symbols]

 10: Electrode positioning electrode positioning device 12: Electrode 14: Positioning part 16, 18: Upper electrode mounting part 20: Lower limb side end part 22: Lower electrode mounting part 28: Mounting hole 36: Break line

Claims (5)

[Claims] 1. An electrode positioning device for mounting a plurality of electrodes, which are brought into contact with a body surface of a living body, on a predetermined portion of a body surface in order to measure an electrocardiogram, wherein the plurality of electrodes are preset. An electrode mounting portion attached at a given mutual interval, and a positioning portion for determining a relative position of the electrode mounting portion with respect to the living body by matching a predetermined reference portion of the body surface of the living body, An electrocardiogram measurement electrode positioning device, comprising: 2. A pair of left and right upper electrodes for mounting on two portions of the body surface of the living body which are respectively located on the head side by a predetermined distance from a pair of left and right nipples on the body surface of the living body; The electrocardiogram measurement electrode positioning device according to claim 1, wherein the lower electrode is located on a lower limb side by a predetermined distance from one of the pair of nipples. 3. The positioning section has a lower end formed at a position substantially in line with the navel of the living body so as to be substantially aligned with the body center line of the living body. The electrocardiogram measurement electrode positioning device according to claim 1 or 2, wherein: 4. A pair of upper electrode mounting portions, wherein the electrode mounting portion protrudes laterally from a head-side end of the elongated positioning portion, and the pair of upper electrodes is mounted at a tip,
4. An electrocardiogram measurement electrode positioning apparatus according to claim 3, further comprising: a lower electrode mounting portion that protrudes laterally from a lower limb side end of the positioning portion, and the lower electrode is mounted at a tip. 5. The electrocardiogram measurement electrode positioning device is integrally formed from a plate-like member, and the upper electrode mounting portion and the lower electrode mounting portion are provided with the pair of upper electrode and lower electrode. A mounting hole penetrating in the thickness direction for mounting the mounting hole, and a breaking line formed in a radial direction of the mounting hole for removing a part of the outer periphery of the mounting hole by breaking. Item 4. An electrocardiogram measurement electrode positioning device according to item 4.