JP2016158709A - Electrocardiographic fabric - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an electrocardiographic fabric which enables an electrocardiogram measuring electrode to be appropriately and quickly attached to a subject.SOLUTION: An electrocardiographic fabric 10 that is attached to a subject 101 and provides a measurement electrode 21 for measuring an electrocardiogram includes an electrode arrangement part 11 for arranging a plurality of the measurement electrodes 21 in a predetermined position, and a holding part 12 for fixing the electrode arrangement part 11 to a predetermined position of the subject 101. The electrode arrangement part 11 and the holding part 12 are integrally included in a sheet of fabric, and the plurality of measurement electrodes 21 are formed of conductive yarns.SELECTED DRAWING: Figure 2

Description

  The present invention relates to an electrocardiograph cloth that provides a measurement electrode for measuring an electrocardiogram.

  Conventionally, in ischemic heart disease, it is known that percutaneous coronary angioplasty (PCA) needs to be performed immediately after onset in order to improve the survival rate. For example, in the case of ST-segment elevation myocardial infarction (STEMI), it is desirable to make a diagnosis with a 12-lead electrocardiogram within 10 minutes of emergency transport and transport it to a medical institution performing PCA. For this purpose, it is necessary to quickly and appropriately attach the measurement electrode of the electrocardiograph to the subject.

  On the other hand, there is provided a technique in which conductive yarns and non-conductive yarns are bound and woven using a Jacquard loom by a technique of Nishijin weaving, and electrodes and wirings are integrally formed on one piece of fabric (Patent Documents 1 and 2). , See Non-Patent Document 1).

JP 2011-15817 A JP 2011-15818 A

Kuroda et al. Applying NISHIJIN Historical Textile Technique for e-Textile. Proc. EMBC 2013; 4646-9

  However, it is difficult to appropriately attach an electrocardiogram measurement electrode to a subject at an emergency site, and electrocardiogram measurement in an emergency transport has not spread.

  The present invention has been proposed in view of the above circumstances, and an object of the present invention is to provide an electrocardiographic measurement cloth that allows a measurement electrode of an electrocardiogram to be appropriately and promptly attached to a subject.

  In order to solve the above-described problems, an electrocardiographic measurement cloth according to this application is an electrocardiographic measurement cloth that is provided on a subject and provides a measurement electrode for measuring an electrocardiogram. An electrode placement portion disposed at a position, and a holding portion that fixes the electrode placement portion at a predetermined position of a subject, wherein the electrode placement portion and the holding portion are integrally included in one piece of fabric, The measurement electrode is formed of a conductive thread.

  Preferably, the electrode placement portion further includes a terminal portion connected to an electrocardiograph, and the terminal portion and the plurality of measurement electrodes are connected by a conductive wire. It is preferable to include a first position reference portion that aligns by contacting the subject's armpit and a second position reference portion that aligns by aligning with the subject's midline.

  The one piece of fabric is preferably a plain weave produced from a conductive yarn and a non-conductive yarn by a Jacquard loom. The conductive yarn and the non-conductive yarn are preferably twisted yarns.

  The electrode placement part preferably includes measurement electrodes corresponding to six chest electrodes by a standard 12-lead method. The electrode placement unit may include measurement electrodes corresponding to four limb electrodes by a standard 12-lead method.

  It is preferable that the fabric has a substantially rectangular shape, and has a connection portion that is detachably connected to each other in the vicinity of one end and the other end in the longitudinal direction. It is preferable to wrap around the torso of the subject and connect the connecting portion to the subject. The connecting part is preferably a flat fastener.

  The fabric preferably has a cylindrical shape. It is preferable to put the torso of the subject in a cylindrical shape and attach the subject to the subject.

  Further, the electrocardiograph cloth according to this application is an electrocardiograph cloth that provides a measurement electrode for measuring an electrocardiogram attached to a subject, and an electrode placement unit that places a plurality of measurement electrodes at predetermined positions. The electrode arrangement portion is included in one piece of fabric, and the plurality of measurement electrodes are formed of conductive twisted yarn.

  It is preferable that the electrode arrangement part further includes a terminal part connected to an electrocardiograph, and the terminal part and the plurality of measurement electrodes are connected by a conductive twisted wire. It is preferable to include a first position reference portion that aligns by contacting the subject's armpit and a second position reference portion that aligns by aligning with the subject's midline.

  The one piece of fabric is preferably a plain weave produced from a conductive yarn and a non-conductive yarn by a Jacquard loom. The conductive yarn and the non-conductive yarn are preferably twisted yarns.

  It is preferable that the cloth forms a portion corresponding to the best appearance, and a belt for fixing the electrode arrangement portion to a predetermined position of the subject is attached to the cloth.

  According to the present invention, an electrocardiogram measurement electrode can be appropriately and promptly attached to a subject. Eventually, by enabling diagnosis using a 12-lead electrocardiogram or the like in emergency transport, it is possible to contribute to the lifesaving of a patient who has developed ischemic heart disease.

It is a figure which shows the structure of the electrocardiograph cloth of 1st Embodiment. It is a mimetic diagram showing the state where the subject put on the electrocardiograph cloth. It is a photograph which shows an example of a measurement electrode. It is a figure which shows the electrocardiograph cloth of a modification. It is a figure which shows the electrocardiograph cloth of 2nd Embodiment. It is a photograph which shows the electrocardiogram measurement cloth of 2nd Embodiment.

  Hereinafter, the electrocardiograph cloth according to the first and second embodiments will be described in detail with reference to the drawings. In addition, the dimension of the electrocardiograph cloth shown in a drawing, a use aspect, etc. show an example, and this invention is not limited to the content of drawing.

(First embodiment)
1st Embodiment provides the measurement electrode for mounting | wearing a test subject and measuring an electrocardiogram, the electrode arrangement | positioning part which arrange | positions several measurement electrode in a predetermined position, and a predetermined position of a test subject's electrode arrangement | positioning part The electrode placement portion and the holding portion are integrally included in one piece of fabric, and the plurality of measurement electrodes are formed of conductive yarns.

  FIG. 1 is a diagram illustrating an electrocardiograph cloth according to the first embodiment. FIG. 1A is a front view of the electrocardiogram measurement cloth 10, and FIG. 1B is a rear view of the electrocardiogram measurement cloth 10.

  The electrocardiographic measurement cloth 10 of the first embodiment is formed of a substantially rectangular and horizontally long piece of cloth. This fabric is plain weave and is woven from conductive and non-conductive twist yarns using a jacquard loom according to the Nishijin weave technique provided in the prior art so that the conductive twist yarns form a predetermined pattern of electrodes and wiring. Folded into non-conductive twisted yarn.

  In the first embodiment, silver-plated fibers having a diameter of 100 μm are used for the conductive twisted yarn, and polyester or rayon fibers of 150 to 500 denier are used for the nonconductive twisted yarn.

  The electrocardiographic measurement cloth 10 constitutes an electrode arrangement portion 11 in which a plurality of measurement electrodes 21 are arranged from one end to a substantially center in the longitudinal direction of the cloth. In addition, from the center to the other end, when the electrocardiograph cloth 10 is attached to the subject, the holding portion 12 that is wound around the subject's trunk and fixes the electrode placement portion 11 to an appropriate position of the trunk is configured. ing.

  One end and the other end of the electrocardiograph cloth 10 have a connecting portion 16 that is connected and fixed to each other when the electrocardiograph cloth 10 is wound around the body of the subject. The connecting portion 16 includes a first flat fastener 18 provided near one end of the front surface 10a and a second flat fastener 19 provided near the other end of the back surface 10b. The first flat fastener 18 and the second flat fastener 19 are made of, for example, Velcro (registered trademark), and can be attached to and detached from each other by applying a predetermined force. The second flat fastener 19 is formed wider than the first flat fastener 18 so that the position at which the first flat fastener 18 is attached and detached can be adjusted.

The rear surface 10b of the electrode arrangement portion 11, first to tenth measurement electrodes _{21 to 10} are formed by conductive twisting into place. Among these measurement electrodes 21, the third to eighth measurement electrodes _{213 to 8} correspond to six chest electrodes defined by the standard 12-lead method. The first, second, ninth, and tenth measurement electrodes 21 _{1, 2, 9, and 10} correspond to the limb electrodes defined by the standard 12-lead method, and in the electrode placement portion 11, the portion corresponding to the front surface of the subject. It is formed near the four ends. The ninth to tenth measurement electrodes _{219 to 10} may be formed on the flank of the subject.

Near the lower end of the surface 10a of the electrode placement portion 11, the first to ten measurement electrodes 21 ₁ to ₁₀ are connected to the wiring 23 by the conductive twisted yarn, and the voltage measured by the first to ten measurement electrodes 21 ₁ to ₁₀ is output. A terminal portion 25 is provided. The terminal unit 25 employs a predetermined standard such as a banana jack so that it can be connected to an electrocardiograph.

The upper end of the electrocardiographic measurement cloth 10 is a first position reference part extending in the longitudinal direction of the electrocardiographic measurement cloth 10 except for the part where the first and second measurement electrodes _{211 and 2} are arranged in the electrode arrangement part 11. 31 is formed. As for this 1st position reference | standard part 31, the 1st-2nd measurement electrodes _211-2 were arrange | positioned in the electrode arrangement | positioning part 11 so that it can contact an armpit when attaching the electrocardiograph cloth 10 to a test subject. It is separated from the upper end of the portion by a predetermined distance toward the lower end of the electrocardiograph cloth 10.

  Further, a second position reference portion 32 by a reference line extending from the upper end to the lower end perpendicular to the longitudinal direction of the electrocardiogram measurement cloth 10 is provided at the approximate center of the electrode placement portion 11 of the surface 10a of the electrocardiogram measurement cloth 10. Is formed. The second position reference unit 32 can be formed by binding or printing so that it can be visually identified so as to be a reference line that is aligned with the median line when the electrocardiograph cloth 10 is worn on the subject.

  FIG. 2 is a schematic diagram showing a state in which the subject 101 wears the electrocardiographic measurement cloth 10. When the subject 101 wears the electrocardiograph cloth 10, the back surface 10 b of the electrocardiograph cloth 10 is opposed to the subject 101, the electrode placement portion 11 is brought into contact with the chest of the subject 101, and the holding portion 12 is placed on the torso of the subject 101. Wind and connect and secure at connection 16.

  At that time, alignment is performed such that the first position reference portion 31 contacts the armpits on both sides of the subject 101. Further, alignment is performed so that the reference line of the second position reference unit 32 is on the midline of the subject 101.

The electrocardiogram measurement cloth 10 contacts the first position reference unit 31 with the armpit of the subject 101, and aligns the reference line of the second position reference unit 32 with the midline of the subject 101, whereby the position relative to the subject 101 is determined. Can be combined. By this alignment, the third to eighth measurement electrodes ₂₁₃ to ₈ are appropriately attached to the position of the chest electrode defined by the standard 12-lead method with a predetermined positional accuracy. The first, second, ninth and tenth measuring electrodes 21 ₁ , 2, 9, and ₁₀ are also attached close to the limbs so as to correspond to the limb electrodes defined by the standard 12-lead method.

FIG. 3 is a photograph showing an example of the measurement electrode 21. This photograph shows, for example, one of the first to _tenth measurement electrodes _{211 to 10} and is produced by a jacquard loom, and in a non-conductive twisted yarn in a plain weave fabric so as to have a substantially circular shape. It is formed of conductive twisted yarn. Furthermore, the measurement electrode 21 is connected to the terminal portion 25 by a conductive wire 23 made of conductive twisted yarn not shown in the photograph.

  The electrocardiographic measurement cloth 10 according to the first embodiment has the back surface 10b opposed to the body of the subject 101, the electrode placement unit 11 is in contact with the chest, and the holding unit 12 is wound around the body and connected by the connection unit 16. In this case, the first position reference part 31 is brought into contact with the armpit of the subject 101 and the reference line of the second position reference part 32 is aligned with the midline of the subject 101, whereby the measurement electrode of the electrode placement part 11 is measured. 21 can be mounted in an appropriate position.

  As described above, the electrocardiographic measurement cloth 10 of the first embodiment can easily attach the measurement electrode 21 defined by the standard 12-lead electrode method to an appropriate position of the subject 101. Therefore, the electrocardiograph cloth 10 according to the first embodiment makes it possible to quickly perform appropriate attachment of the electrodes of the electrocardiogram at an emergency site such as emergency transport, and based on the electrocardiogram of the patient with ischemic heart disease. It can contribute to the improvement of the lifesaving rate by the diagnosis.

  In addition, the electrocardiograph cloth 10 of the first embodiment is configured such that the electrode placement portion 11 and the holding portion 12 are integrally formed on one piece of cloth, and thus can be washed in the same manner as a normal cloth. it can. Therefore, the electrocardiograph cloth 10 of the first embodiment can be reused repeatedly, and the operation cost of the electrocardiograph cloth 10 can be reduced.

  In addition, it quickly absorbs perspiration from the skin of the subject 101 and suppresses the movement of heat to enable the skin to be kept warm. Accordingly, the subject 101 is comfortable to wear, and long-term wearing can be comfortably continued without imposing a burden. Moreover, the measurement electrode 21 can ensure a stable electrical connection regardless of the sweating of the subject 101.

  Furthermore, the electrocardiographic measurement cloth 10 of the first embodiment is formed on a plain-woven cloth, which improves the form stability, and the positional relationship of the electrodes is greatly changed by the expansion and contraction of the cloth while being a cloth. There is no structure.

  Furthermore, in the electrocardiograph cloth 10 of the first embodiment, the measurement electrode 21 and the wiring 23 made of conductive twisted yarn are folded into the cloth of nonconductive twisted yarn, and the conductive twisted yarn is electrically electrically connected by the nonconductive twisted yarn. Shielded. Therefore, the influence of noise from the outside is suppressed, and a weak biological signal from the measurement electrode 21 can be accurately captured.

  The electrocardiograph cloth 10 of the first embodiment is produced in a plain weave using a conductive twisted yarn and a non-conductive twisted yarn by means of a spell weaving using a jacquard loom by the technique of Nishijin weaving. By using the manufacturing process of the jacquard loom, it is possible to industrially and gradually increase the number of products of various varieties that meet various body sizes.

  The present invention is not limited to plain weaving using a jacquard loom. Other textile structures such as twill or satin weave can also be used. Moreover, it is not restricted to a conductive twist yarn and a nonconductive twist yarn, A conductive yarn and a nonconductive yarn can also be used.

  In the first embodiment, the silver-plated fiber is used for the conductive twisted yarn, but the present invention is not limited to this. Conductive twisted yarn is, for example, metal fibers such as gold, silver, copper, and stainless steel, inorganic fibers such as carbon, titanium, and alumina, conductive polymers such as polyaniline and polyacetylene, acrylic, nylon, or polyester fibers containing copper sulfide and nickel. It can produce from.

  In the first embodiment, polyester or rayon fiber is used as the non-conductive twisted yarn, but the present invention is not limited to this. The non-conductive twisted yarn can be made from, for example, cotton, silk, acrylic, nylon fiber or the like.

  In the first embodiment, the conductive twisted yarn made of silver-plated fibers has a diameter of 100 μm and the non-conductive twisted yarn made of polyester or rayon has a density of 50 to 500 deniers, but the present invention is not limited to this. The conductive twisted yarn made of silver-plated fiber can have a diameter of 20 to 240 μm, and the non-conductive twisted yarn made of polyester or rayon can be in the range of 50 to 1000 denier.

  The measurement electrode shown in the photograph of FIG. 3 has a substantially circular shape, but the present invention is not limited to this. For example, various desired shapes such as a rectangle, a square, an ellipse, and a concentric circle can be used.

  Although the connection part 16 of 1st Embodiment was formed with the 1st planar fastener 18 and the 2nd planar fastener 19, this invention is not limited to this. The connection part 16 can also be comprised by a button, a hook, and a wire fastener other than a plane fastener, for example.

  In the first embodiment, a 12-lead electrocardiogram based on the standard 12-lead electrode method is used. However, the present invention is not limited to this, and other types of electrocardiographs can be used.

(Modification)
FIG. 4 is a diagram illustrating a configuration of the electrocardiograph cloth 10 according to a modification. The electrocardiograph cloth 10 according to the modified example is not a single cloth having one end and the other end opened as in the first embodiment, but is formed by a cloth formed in a single cylindrical shape. Different from the first embodiment

  Specifically, one end and the other end of the electrocardiograph cloth 10 according to the first embodiment are detachably connected to each other through the connection portion 16, but the electrocardiograph cloth cloth 10 according to the modified example is a cylinder from the beginning. The connection part 16 does not exist. In the electrocardiograph cloth 10 of the modification, the other configuration is the same as that of the electrocardiograph cloth 10 of the first embodiment, and therefore corresponding components are indicated by the same reference numerals.

The electrocardiographic measurement cloth 10 of the modified example is made of an elastic flexible cloth that can be expanded and contracted, and the back surface 10b is in close contact with the body of the subject while the body of the subject 101 is housed in a cylindrical shape. It is made to do. When the subject 101 wears the electrocardiographic measurement cloth 10, the first position reference part 31 is brought into contact with the armpit, and positioning is performed by matching the reference line of the second position reference part 32 with the median line, The first to ten measurement electrodes 21 ₁ to ₁₀ can be attached to predetermined positions of the chest with predetermined positional accuracy.

  The electrocardiograph cloth 10 according to the modified example is comfortable to wear as described above, and can be worn comfortably over a long period of time, so that the electrocardiograph cloth 10 is a so-called ECG undergarment that can be always worn and used in the same manner as underwear. I can say that. In addition, as described above, the electrocardiograph cloth 10 can be reused repeatedly by washing like underwear, so that the operation cost is reduced.

In addition, as described above, the electrocardiographic measurement cloth 10 according to the modification abuts the first position reference unit 31 on the subject's armpit and aligns the reference line of the second position reference unit 32 with the midline. Thus, the first to ten measurement electrodes ₂₁₁ to 10 of the electrode placement unit 11 can be appropriately attached to the subject 101 with a predetermined positional accuracy. Therefore, the subject 101 can appropriately attach the measurement electrode 21 of the electrocardiogram by himself without help from others.

  Furthermore, the modified electrocardiograph cloth 10 can be provided with a pocket 41 at a predetermined position on the surface 10a. In the pocket 41, the subject 101 can store a desired article, and the convenience of the subject 101 can be improved. Further, by storing a portable electrocardiograph, exercise meter, etc., it is possible to cooperate with the electrocardiograph cloth 10.

(Second Embodiment)
In the second embodiment, a measurement electrode that is attached to a subject and measures an electrocardiogram is provided, and includes an electrode placement unit that places a plurality of measurement electrodes at predetermined positions. The plurality of measurement electrodes included in the fabric are formed of conductive yarn.

  FIG. 5 is a front view showing the configuration of the electrocardiogram measurement cloth 10 according to the second embodiment. The electrocardiogram measurement cloth 10 of the second embodiment is first to fourth for fixing the electrocardiogram measurement cloth 10 to a subject in a portion corresponding to the best time to see the electrocardiogram measurement cloth 10 including the electrode placement portion 11. The second embodiment is different from the first embodiment in that belts 51 to 54 and the like are provided. Since other configurations are the same as those of the first embodiment, the corresponding components are indicated by the same reference numerals.

  FIG. 6 is a photograph showing the electrocardiograph cloth 10 according to the second embodiment. 6A is a front photograph of the electrocardiograph cloth 10 of the second embodiment, and FIG. 6B is a rear photograph of the electrocardiograph cloth 10 of the second embodiment. (C) is a photograph showing a state in which the subject wears the electrocardiograph cloth of the second embodiment.

  6 (a) and 6 (b), the first to fourth belts 51 to 54 are wound around the back surface 10b side of the electrocardiograph cloth 10, and the respective end portions are connected to predetermined positions on the front surface 10a. It shows the state that was done.

  Specifically, the first planar fastener 51 a formed on the back surface near the end of the first belt 51 attached slightly below the center of the right end of the electrocardiograph cloth 10 is the surface 10 a of the electrocardiograph cloth 10. Can be detachably connected to a second flat fastener 51b formed slightly below the center of the left end of the first flat fastener 51b. The first flat fastener 52a formed on the back surface near the end of the second belt attached slightly below the center of the left end of the electrocardiograph cloth 10 is slightly located at the center of the right end of the surface 10a of the electrocardiograph cloth 10. The second flat fastener 52b formed in the vicinity of the lower side can be detachably connected.

  Further, the first flat fasteners 53 a and 54 a formed on the back surfaces near the ends of the third belt 53 and the fourth belt 54 attached to the upper end of the electrocardiograph cloth 10 are provided on the electrocardiograph cloth 10. It can be detachably connected to second planar fasteners 53b, 54b formed in the vicinity of the approximate center of the left end and the right end of the surface 10a.

  As shown in FIG. 6 (c), when the subject wears the electrocardiograph cloth 10, the back surface 10b of the electrocardiograph cloth 10 is brought into contact with the chest of the subject, and the first to fourth belts 51 to 54 are attached. The first flat fasteners 51a to 54a of the first to fourth belts 51 to 54 are connected to the second flat fasteners 51b to 54b formed on the surface 10a of the electrocardiographic measurement cloth 10 by winding them around the body of the subject. Fix it.

  In that case, while aligning using the 1st position reference part which is provided in this electrocardiograph cloth 10 and the predetermined part of subject 101, the surface of surface 10a of electrocardiograph cloth 10 is from the upper end. The reference line of the second position reference part 32 extending to the lower end is aligned with the midline of the subject 101. For example, although it does not appear in the photographs of FIGS. 6A to 6C, a first position reference unit that aligns by contacting the subject's armpit may be provided.

  The electrocardiograph cloth 10 according to the second embodiment includes the electrode arrangement portion 11 and the first to fourth belts 51 to 54 corresponding to the best time in addition to the same effects as those of the first embodiment. In addition to enhancing the fit to the subject, the structure allows the patient to be easily covered and fixed to an emergency patient.

  In addition, the back side of the subject's torso is released. Therefore, the torso of the subject can be easily accessed from the outside, and convenience for observation and treatment can be provided. In addition, since the back surface 10b of the electrocardiograph cloth 10 can be easily accessed from the four ends of the pre-viewing part, it is convenient for various tests such as observation of the measurement electrode 21.

  The present invention can be used in medical fields such as diagnosis using an electrocardiograph for ischemic heart disease.

DESCRIPTION OF SYMBOLS 10 Electrocardiograph cloth 11 Electrode arrangement part 12 Holding part 16 Connection part 18, 19 Planar fastener 21 Measurement electrode 23 Wiring 25 Terminal part 31 1st position reference part 32 2nd position reference part

Claims (18)

An electrocardiograph cloth that provides a measurement electrode to be worn on a subject and measure an electrocardiogram,
An electrode placement section for placing a plurality of measurement electrodes at predetermined positions;
A holding part for fixing the electrode placement part to a predetermined position of the subject,
The electrode arrangement part and the holding part are integrally included in one piece of cloth, and the plurality of measurement electrodes are electrocardiographic measurement cloths formed of conductive yarns.   The electrocardiograph cloth according to claim 1, wherein the electrode placement part further includes a terminal part connected to an electrocardiograph, and the terminal part and the plurality of measurement electrodes are connected by a conductive wire.   The electrocardiogram according to claim 1, comprising: a first position reference portion that aligns by contacting the armpit of the subject; and a second position reference portion that aligns by aligning with the midline of the subject. Measuring cloth.   The electrocardiograph cloth according to any one of claims 1 to 3, wherein the one piece of cloth is a plain weave produced from a conductive yarn and a non-conductive yarn by a Jacquard loom.   The electrocardiograph cloth according to claim 4, wherein the conductive yarn and the non-conductive yarn are twisted yarns.   The electrocardiograph cloth according to any one of claims 1 to 5, wherein the electrode placement section includes measurement electrodes corresponding to six chest electrodes by a standard 12-lead method.   The electrocardiograph cloth according to any one of claims 1 to 6, wherein the electrode placement section includes measurement electrodes corresponding to four limb electrodes by a standard 12-lead method.   The electrocardiograph cloth according to any one of claims 1 to 7, wherein the cloth has a substantially rectangular shape, and has connection portions that are detachably connected to each other in the vicinity of one end and the other end in the longitudinal direction.   The electrocardiogram measurement cloth according to claim 8, which is wound around a torso of a subject and connected to the subject by connecting the connecting portion.   The electrocardiograph cloth according to claim 8 or 9, wherein the connecting portion is a flat fastener.   The electrocardiograph cloth according to any one of claims 1 to 7, wherein the cloth has a cylindrical shape.   The electrocardiogram measurement cloth according to claim 11, wherein the torso of the subject is placed in a cylindrical shape and attached to the subject. An electrocardiograph cloth that provides a measurement electrode to be worn on a subject and measure an electrocardiogram,
Including an electrode arrangement portion for arranging a plurality of measurement electrodes at predetermined positions;
The electrode arrangement part is included in one piece of cloth, and the plurality of measurement electrodes are electrocardiographic measurement cloths formed of conductive yarns.   The electrocardiograph cloth according to claim 13, wherein the electrode arrangement part further includes a terminal part connected to an electrocardiograph, and the terminal part and the plurality of measurement electrodes are connected by a conductive wire.   The electrocardiogram according to claim 13 or 14, comprising a first position reference portion that is aligned by abutting with a subject's armpit and a second position reference portion that is aligned by being aligned with the midline of the subject. Measuring cloth.   The electrocardiograph cloth according to any one of claims 13 to 15, wherein the one piece of cloth is a plain weave produced from a conductive yarn and a non-conductive yarn by a Jacquard loom.   The electrocardiograph cloth according to claim 16, wherein the conductive yarn and the non-conductive yarn are twisted yarns. The electrocardiograph cloth according to any one of claims 13 to 17, wherein the cloth forms a portion corresponding to a pre-view period, and a belt is attached to the cloth to fix the electrode placement portion at a predetermined position of a subject. .