JP2019103612A - Biological signal acquisition garment - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide clothes for acquiring a biological signal having improved air permeability of an electrode portion without impairing the fixing property of the electrode portion. According to the present invention, one or more electrodes 3 arranged on the back surface side of a garment body fabric 201 constituting a garment body and a receiving device for receiving a biological signal acquired by the electrodes 3 in contact with a living body. In the biological signal acquisition garment provided with the connector to which the electrode 3 can be connected and the biological signal transmission unit 4 that conducts the electrode 3 and the connector, the peripheral portion of the electrode 3 is covered between the electrode 3 and the garment body fabric 201. The present invention relates to a garment for acquiring a biological signal, characterized in that the first adhesive layer 301 is arranged as described above. [Selection diagram] Fig. 2

Description

  The present invention relates to a garment for acquiring a biological signal for detecting a biological signal from a living body.

  In recent years, clothes having a system capable of detecting a biological signal from a living body (electrical signal from a living body) have been proposed. For example, Patent Document 1 describes a bioelectric signal monitoring system provided with a bioelectrode fixed on the surface of a garment in contact with a living body.

JP, 2015-139506, A

  However, as described in Patent Document 1, conventionally, there is a problem that the electrode is fixed by adhering it to the cloth of clothing and the air permeability of the electrode portion is poor.

  In order to solve the above-mentioned conventional problem, the present invention provides a garment for acquiring a biosignal, in which the air permeability of the electrode portion is enhanced without inhibiting the fixability of the electrode portion.

  The present invention relates to a connector connectable to one or more electrodes disposed on the back side of a garment body fabric constituting a garment body, and a receiving device for receiving a biosignal acquired by the electrode formed in contact with a living body. A garment for obtaining biosignals, comprising: a biosignal transmission unit electrically connecting the electrode and the connector, a first adhesive layer covering the peripheral portion of the electrode between the electrode and the fabric body. The present invention relates to a clothing for acquiring a biomedical signal characterized in that

  It is preferable that a cushion layer be disposed between the electrode and the first adhesive layer in the biological signal acquisition garment. In the clothes for acquiring a biosignal, it is preferable that a second adhesive layer be disposed between the electrode and the cushion layer so as to cover the peripheral portion of the electrode.

  In the garment for acquiring a biosignal, the electrode and the biosignal transmitting unit are an integral body, the peripheral portion and the projecting part extended from the electrode constitute a biosignal transmitting unit, and the first adhesive layer is It is preferable to arrange | position so that the said biological signal transmission part may be covered.

  In the garment for obtaining biomedical signals, the connector includes a connection portion disposed on the surface side of the clothes main body fabric, and a fixing portion fixing the connection portion to the clothes main body, and the connection portion and the fixing portion May be disposed so as to sandwich the clothes body cloth and the biomedical signal transmission unit.

  On the back surface side of the clothes main body cloth, the biological signal transmission unit and the fixing portion of the connector may be covered with an insulating sheet. Preferably, a cushion layer is disposed between the fixing portion and the insulating sheet.

  The cushion layer is preferably composed of one or more fiber assemblies selected from the group consisting of a knit, a woven fabric and a non-woven fabric, and more preferably a double russell.

  According to the present invention, by arranging the adhesive layer so as to cover the peripheral portion of the electrode, it is possible to provide a garment for acquiring a biosignal, in which the air permeability of the electrode portion is enhanced without inhibiting the fixability of the electrode portion.

FIG. 1 is a schematic front view of a garment for obtaining biosignals according to an embodiment of the present invention, FIG. 1A shows a front side, and FIG. 1B shows a back side. FIG. 2A is a partially exploded perspective view of the same, and FIG. 2B is a partially exploded side view of the same. FIG. 3 is a schematic front view of the garment for obtaining biosignals according to the embodiment of the present invention, FIG. 3A shows the front side, and FIG. 3B shows the back side. FIG. 4A is a partially exploded perspective view of the same, and FIG. 4B is a partially exploded side view of the same. FIG. 5A is a partially exploded perspective view of the same, and FIG. 5B is a partially exploded side view of the same. FIG. 6 is a schematic front view of a garment for obtaining biosignals according to an embodiment of the present invention, FIG. 6A shows a front side, and FIG. 6B shows a back side. FIG. 7A is a partially exploded perspective view of the same, and FIG. 7B is a partially exploded side view of the same. FIG. 8A is a partially exploded perspective view of the same, and FIG. 8B is a partially exploded side view of the same. FIG. 9 is a schematic view for explaining the size of each component in the biological signal acquisition garment. FIG. 10 is a schematic view for explaining the size of the adhesive layer. FIG. 11A is a schematic exploded perspective view of the biological signal acquisition garment of Comparative Example 1, and FIG. 11B is an exploded side view thereof. FIG. 12A is a schematic exploded perspective view of the biological signal acquiring garment of Comparative Example 2, and FIG. 12B is an exploded side view thereof. FIG. 13 is a schematic explanatory view showing measurement points when measuring the air permeability of the electrode portion.

  The inventors of the present invention have intensively studied in order to enhance the air permeability of the electrode portion without inhibiting the fixing property of the electrode portion in the clothes provided with the electrode. As a result, it has been found that by arranging the adhesive layer so as to cover the peripheral portion of the electrode, it is possible to enhance the air permeability of the electrode portion without inhibiting the fixability of the electrode portion. In the present specification, the "back side or back side" refers to the side closer to the living body, and the "front side or front side" refers to the side farther from the living body.

  Hereinafter, embodiments of the present invention will be described in more detail based on the drawings. However, the present invention is not limited to what is shown in the following drawings.

  FIG. 1 is a schematic front view of a garment for obtaining biosignals according to an embodiment of the present invention, FIG. 1A shows a front side, and FIG. 1B shows a back side. FIG. 2A is a partially exploded perspective view of the same, and FIG. 2B is a partially exploded side view of the same. The biological signal acquisition garment 1 (shirt) according to this embodiment includes a clothes body 2, an electrode 3, a biological signal transmission unit 4, and a connector 5, and between the electrode 3 and the clothes body fabric 201. The first adhesive layer 301 is disposed to cover the peripheral portion of the electrode 3.

  The electrode 3 is disposed on the back side of the clothes main body fabric 201 constituting the clothes main body 2, and contacts the living body (the skin of the wearer) to acquire a biological signal from the living body. In the embodiment, the number of the electrodes 3 is two, and they are arranged symmetrically in the region covering both sides of the groove. However, the number of the electrodes 3 may be one or three or more. In addition, the arrangement position of the electrode can be appropriately determined according to the biological signal to be acquired, the target biological tissue, and the like. Examples of the biological signal include signals by pulse wave, pulse, respiration, body movement and the like. Examples of the measurement site include a chest, a back, an abdomen and the like. When arranged symmetrically in the region covering both sides of the groove, it is possible to detect the heart rate and the like. Depending on the number of electrodes, the number of biological signal transmission units and connectors may be appropriately adjusted.

The material of the electrode 3 is not particularly limited as long as it can acquire a biological signal. For example, it can be composed of conductive fibers. As the conductive fiber, for example, a conductive metal-plated fiber obtained by plating a conductive metal on a fiber, a fiber obtained by impregnating a fiber with a conductive polymer, or the like can be used. Examples of the conductive metal include silver, alumina, gold, copper and the like, and silver is preferable from the viewpoint of high conductivity. The fibers are not particularly limited, but polyester fibers, nylon fibers and the like can be used from the viewpoint of excellent durability. The conductive fiber can be used as an electrode in the form of a fiber assembly such as non-woven fabric, knitted fabric and woven fabric. Although the fiber assembly which comprises the electrode 3 is not specifically limited, For example, 100-500 g / m < ² > of fabric weights may be sufficient. The size and shape of the electrode 3 are not particularly limited as long as the biological signal can be obtained. For example, the longitudinal and lateral lengths of the electrode 3 may be 1 to 10 cm. The electrode 3 is not particularly limited, but may have a thickness of, for example, 0.01 to 5 mm.

  The biological signal transmission unit 4 is disposed on the back surface side of the clothes main body fabric 201, is in conduction with the electrode 3, and transmits the biological signal acquired by the electrode 3. The biological signal transmission part 4 should just transmit the biological signal which the electrode 3 acquired, and the material in particular is not limited. For example, as in the case of the electrode 3, it can be composed of conductive fibers. In the embodiment, the electrode 3 and the biological signal transmission unit 4 are an integral body 70 (one structure), that is, the biological signal transmission unit 4 is configured by extending a part of the electrode 3. Specifically, the peripheral portion and the projecting portion extended from the electrode 3 constitute the biological signal transmission unit 4. The electrode 3 and the biological signal transmission unit 4 may not be an integral body but may be separate structures. When the electrode 3 and the biological signal transmission unit 4 are separate structures, the electrode 3 and the biological signal transmission unit 4 may be joined by sewing with conductive fiber thread, and the electrode 3 and the biological signal transmission unit with an adhesive. 4 may be adhered. The adhesive is not particularly limited, and for example, a hot melt adhesive can be used.

  As in the embodiment, when the electrode 3 and the biological signal transmission unit 4 are an integral body 70 (one structure), the first adhesive layer 301 is disposed so as to cover the biological signal transmission unit 4 Is preferred. As described above, when the first adhesive layer is disposed so as to cover the biological signal transmission unit 4 with the electrode 3 and the biological signal transmission unit 4 as one structure, ventilation of the electrode unit is maintained while maintaining the fixability of the electrode unit. The effect of enhancing the sex is better.

  The first adhesive layer 301 is not particularly limited, but may have a thickness of 0.1 to 300 μm, for example. The adhesive used for the first adhesive layer 301 is not particularly limited, and for example, a hot melt adhesive can be used.

  The connector 5 has a connecting portion 51 disposed on the surface side of the clothes main body fabric and a fixing portion 52 for fixing the connecting portions 51 to the clothes main body. The connecting portion 51 and the fixing portion 52 You may arrange | position so that the biological signal transmission part 4 may be pinched | interposed. As the connector 5, for example, a conductive metal snap button, a magnet hook or the like can be used.

  Preferably, on the back side of the biological signal acquisition garment 1, the biological signal transmission unit 4 and the fixing unit 52 of the connector 5 are covered with the insulating sheet 20. In the embodiment, the electrode 3 and the biological signal transmission unit 4 are an integral body 70, and the peripheral portion and the projecting portion of the electrode 3 constitute the biological signal transmission unit 4, and these are covered with the insulating sheet 20. Is preferred. Thereby, noise can be reduced except for the biological signal to be detected. The insulating sheet 20 is not particularly limited as long as it has an electrical insulating property. For example, a polyethylene terephthalate sheet, a polyethylene naphthalate sheet, a polyurethane sheet and the like can be mentioned.

  FIG. 3 is a schematic front view of the garment for obtaining biosignals according to the embodiment of the present invention, FIG. 3A shows the front side, and FIG. 3B shows the back side. FIG. 4A is a partially exploded perspective view of the same, and FIG. 4B is a partially exploded side view of the same. The biological signal acquisition garment 11 (shirt) according to the embodiment includes the garment body 2, the electrode 3, the biological signal transmission unit 4, and the connector 5, and between the electrode 3 and the garment body fabric 201 The first adhesive layer 301 is disposed so as to cover the peripheral portion of the electrode 3, and the cushion layer 10 is disposed between the electrode 3 and the first adhesive layer 301. In FIGS. 3 and 4, the same components as those in FIGS. 1 and 2 are designated by the same reference numerals, and the redundant description will be omitted.

  When the cushion layer 10 is disposed between the electrode 3 and the first adhesive layer 301, that is, when the cushion layer is disposed on the surface side of the electrode, flexibility is imparted to the electrode and the electrode moves even when the living body moves. Is easy to follow the movement of the living body, and the adhesion between the electrode and the living body (skin) becomes high.

  The cushioning layer 10 may have a cushioning property, and the material is not particularly limited. For example, a cushioning material such as a resin foam or a fiber assembly can be used. As a resin foam, a polyurethane foam etc. can be used, for example. The cushion layer 10 is preferably made of a fiber assembly from the viewpoint of wearing feeling. The fiber assembly is not particularly limited, and may be any of a knitted fabric, a woven fabric and a non-woven fabric. From the viewpoint of excellent flexibility, it is preferably a knitted fabric, and more preferably double raschel. The fiber assembly is not particularly limited, but is preferably made of, for example, polyester fiber or polyurethane fiber, from the viewpoint of durability.

The cushion layer 10 is not particularly limited, but for example, the thickness is preferably 0.1 to 10 mm, and more preferably 0.5 to 5 mm, from the viewpoint of easily imparting flexibility to the electrode. The cushion layer 10 is not particularly limited, but for example, the basis weight is preferably 10 to 500 g / m ² , and more preferably 50 to 400 g / m ² from the viewpoint of easily imparting flexibility to the electrode.

  The size of the cushion layer 10 can be appropriately adjusted according to the size of the electrode 3. The longitudinal length and the lateral length of the cushion layer 10 are not particularly limited, but may be, for example, in the range of 0.5 to 1.5 times the longitudinal length and the lateral length of the electrode 3 respectively.

  As shown in FIGS. 5A and 5B, the second adhesive layer 302 is disposed between the electrode 3 and the cushion layer 10 so as to cover the peripheral portion of the electrode 3 in the clothing 11 for obtaining biological signals according to the embodiment. It is also good. Fixation of the electrode portion can be further enhanced. The second adhesive layer 302 is not particularly limited, but may have a thickness of 0.1 to 300 μm, for example. The adhesive used for the second adhesive layer 302 is not particularly limited, and for example, a hot melt adhesive can be used. In FIG. 5, the same components as those in FIGS. 1 to 4 are denoted by the same reference numerals, and the redundant description will be omitted.

  FIG. 6 is a schematic front view of a garment for obtaining biosignals according to an embodiment of the present invention, FIG. 6A shows a front side, and FIG. 6B shows a back side. FIG. 7A is a partially exploded perspective view of the same, and FIG. 7B is a partially exploded side view of the same. The biological signal acquisition garment 21 (shirt) according to this embodiment includes a garment body 2, an electrode 3, a biological signal transmission unit 4, and a connector 5. A first adhesive layer 301 is disposed between the electrode 3 and the garment body fabric 201 so as to cover the peripheral portion of the electrode 3. A cushion layer 10 is disposed between the electrode 3 and the first adhesive layer 301. A cushion layer 30 is disposed between the fixing portion 52 of the connector 5 and the insulating sheet 20. In FIGS. 6 and 7, the same components as those in FIGS. 1 to 5 are denoted by the same reference numerals, and the redundant description will be omitted.

  By arranging the cushion layer 30 between the fixing portion 52 of the connector 5 and the insulating sheet 20 in the biological signal acquisition garment 21, it is possible to reduce the feeling of foreign matter due to the connector 5. The cushioning layer 30 may have cushioning properties, and for example, materials listed as materials used for the cushioning layer 10 can be appropriately selected and configured. In addition, the cushioning layer 30 may be fixed by arranging the adhesive layer 400 between the cushioning layer 30 and the fixing portion 52 of the connector 5. The adhesive used for the adhesive layer 400 is not particularly limited, and for example, a hot melt adhesive can be used.

  In the biological signal acquisition garment 21 of this embodiment, as shown in FIGS. 8A and 8B, the second adhesive layer 302 is disposed between the electrode 3 and the cushion layer 10 so as to cover the peripheral portion of the electrode 3. It is also good. Fixation of the electrode portion can be further enhanced. In FIG. 8, the same components as those in FIGS. 1 to 7 are denoted by the same reference numerals, and the redundant description will be omitted.

  The clothing for acquiring biomedical signals may have a receiver for receiving the biomedical signals. The biological signal receiving apparatus is a small-sized portable terminal device that receives the biological signal acquired by the electrode and transmitted by the biological signal transmission unit, converts the biological signal into an electric signal, and transmits the signal by wireless etc., for example. It is. The biological signal receiving apparatus can be detachably connected to the connector 5.

  The garment body fabric 201 constituting the garment body 2 may be a knitted fabric or a woven fabric. From the viewpoint of easily bringing the electrode 3 into close contact with the living body, the clothes main body fabric 201 is preferably a stretchable fabric. For example, the garment body fabric 201 preferably has an elongation rate of 50% to 400% in the lateral direction and / or the longitudinal direction, and more preferably 100% to 300%. In the present specification, the elongation is measured under a load of 15 N according to JIS L 1096 8.16.1 (Method B). Such stretchable fabric can be composed of elastic fibers (yarns) and inelastic fibers (yarns). The elastic fiber is not particularly limited, and examples thereof include polyurethane elastic fiber, polyether / ester elastic fiber, polyamide elastic fiber, polyolefin elastic fiber and the like, and polyurethane elastic fiber is preferable from the viewpoint of excellent extensibility. The non-elastic fiber is not particularly limited, and for example, polyester-based synthetic fibers such as polyethylene terephthalate, polytrimethylene terephthalate and polybutylene terephthalate, and polyamide-based synthetic fibers such as nylon can be used.

  Although FIG. 1, FIG. 3 and FIG. 6 illustrate the case where the garment for acquiring biological signals is a short sleeve shirt, the garment for acquiring biological signals may be any clothes worn so as to come in contact with a living body, for example , Sleeveless shirts, long sleeve shirts, girdles etc. By wearing clothes for acquiring biological signals, it is possible to continuously measure an electrocardiogram or the like for a long time while performing daily life.

  In the garment for acquiring biomedical signals, a belt-like fastener may be disposed along the circumferential direction in part or all of the skirt in order to prevent the clothes from rising. The fastener may be made of, for example, a stretchable material such as a stretch knit tape or a grip tape. As the stretch knit tape, a stretch knit tape printed with silicone may be used. As the grip tape, for example, “High Grip Tape” (80% by mass of polyester fiber, 20% by mass of polyurethane fiber) of Inoue Ribbon Industry Co., Ltd. can be used. Use of the grip tape prevents the clothes from coming off and also improves the feeling of wearing.

  Hereinafter, the present invention will be specifically described using examples. The present invention is not limited to the following examples.

Example 1
A 2 way stretchable fabric (82% by weight of polyester fiber, 18% by weight of polyurethane elastic fiber, 225% in longitudinal elongation, 119% in lateral elongation, basis weight 155 g / m ² , gauge 32G, circular knit) is used as the garment body fabric 201 A garment body 2 (JASPO: M size) as shown in FIG. 6 was produced.

  A woven fabric was produced using conductive fibers (manufactured by Mitsufuji Co., Ltd .: "AGposs") obtained by silver-plating nylon fibers. Next, as shown in FIG. 9A, cut so that L1 is 50 mm, L2 is 15 mm, L3 is 25 mm, W1 is 70 mm, W2 is 40 mm, and W3 is 110 mm, and electrode 3 and biosignal transmission An integral part 70 of Part 4 was obtained.

As shown in FIG. 9 (b), a double russell (a base weight of 200 g / m ² and a thickness of 2 mm) made of 100% by mass of polyester fiber is cut so that L4 is 30 mm and W4 is 50 mm, and the cushion layer 10 is It used as a cushion material to constitute. In addition, as shown in FIG. 9B, a double russell (a base weight of 200 g / m ² and a thickness of 2 mm) made of 100% by mass of polyester fiber is cut so that L5 is 20 mm and W5 is 40 mm. It used as a cushion material which comprises 30.

  The biological signal acquisition garment 21 (short-sleeved shirt) shown in FIG. 6 was produced as follows. As FIG. 7A and FIG. 7B show, the polyurethane-type hot-melt-adhesive agent which comprises the 1st contact bonding layer 301 (100 micrometers in thickness) in the surface side (garment main body cloth side) of the cushion material which comprises cushion layer 10. 10A, with L10 of 50 mm, L11 of 15 mm, L12 of 25 mm, L13 of 10 mm, L14 of 20 mm, W10 of 70 mm, W11 of 15 mm and W12 of 40 mm The cushion layer 10 is configured such that the integrated body 70 of the electrode 3 and the biological signal transmission unit 4 obtained above is in contact with the polyurethane-based hot melt adhesive forming the first adhesive layer 301 of the biological signal transmission unit 4. It is disposed on the back side of the cushioning material, and heat is applied to the one-piece 70 and the cushioning layer 10 as a polyurethane-based hot melt adhesive (first adhesive layer) And to adhere at 01). Next, the first adhesive layer 301 was disposed on the back side of the garment body fabric 201 such that the first adhesive layer 301 was in contact with the garment body fabric 201, and was attached to the garment body fabric 201 by applying heat. Next, the connection portion 51 (convex portion) is disposed by arranging and stopping the snap button so that the convex portion is on the front surface side of the clothes main body fabric 201 and the stopper is on the back surface side of the biological signal transmission portion 4. And a connector 5 having a fixing portion 52 (stop portion). The distance Da between the connection portions 51 (convex portions) was 20 mm. Next, a polyurethane hot melt adhesive forming the adhesive layer 400 (thickness 100 μm) is disposed on the back side of the fixing portion 52 of the connector 5, and a cushion material forming the cushion layer 30 is disposed on the back side. The cushion layer 30 was adhered to the fixing portion 52 of the connector 5 by applying heat. Next, L6 is 60 mm, L7 is 40 mm, and W6 is as shown in FIG. 9 (c) so as to cover the biological signal transmission unit 4 and the cushion layer 30 on the back side of the biological signal transmission unit 4 and the cushion layer 30. The insulating sheet 20 is placed in the biological signal transmission unit 4 by arranging and heat-pressing the insulating sheet 20 (manufactured by Poly-Tape Co., Ltd .: “Poly-Flex”) having 240 mm, W7 60 mm, and W8 100 mm. The cushion layer 30 and the garment body fabric 201 were fused. In FIG. 6, Lc was 200 mm. In an integral body 70 of the electrode 3 and the biological signal transmission unit 4, the electrode 3 is not covered with the insulating sheet 20 and exposed to the living body side, and the biological signal transmission unit 4 is covered with the insulating sheet 20 It is not exposed to the living body side from that.

(Example 2)
As shown in FIGS. 8A and 8B, the hot melt adhesive constituting the first adhesive layer 301 is applied to the surface side (garment body fabric side) of the cushion material constituting the cushion layer 10, and the cushion is also provided. The hot melt adhesive constituting the second adhesive layer 302 on the back surface (living body side) of the cushion material constituting the layer 10 has a shape shown in FIG. 10B, L20 is 50 mm, L21 is 20 mm, W20 Of 70 mm and W 21 of 15 mm, and the integrated body 70 of the electrode 3 and the biological signal transmission unit 4 obtained above is a polyurethane-based hot melt in which the biological signal transmission unit 4 constitutes the first adhesive layer 302 The adhesive 70 and the polyurethane-based hot melt adhesive constituting the second adhesive layer 302 are disposed in contact with each other, and heat is applied to the one-piece 70 and the cushion layer 10 to form a polyurethane. Except that to adhere in a system hot melt adhesive, to produce a garment for biological signal acquired in the same manner as in Example 1.

(Comparative example 1)
Instead of the first adhesive layer 301, as shown in FIGS. 11A and 11B, the polyurethane hot melt adhesive has a shape shown in FIG. 10C, L30 is 50 mm, L31 is 15 mm, L32 A garment for obtaining biosignals was produced in the same manner as in Example 1 except that the adhesive layer 500 (thickness 100 μm) was formed by applying 25 mm, L33 10 mm, W30 70 mm, and W31 40 mm to constitute an adhesive layer 500 (thickness 100 μm).

(Comparative example 2)
Instead of the first adhesive layer 301, as shown in FIGS. 12A and 12B, the polyurethane hot melt adhesive has a shape shown in FIG. 10C, L30 is 50 mm, L31 is 15 mm, L32 The adhesive layer 500 (thickness 100 μm) is formed by applying 25 mm, L33 10 mm, W30 70 mm, W31 40 mm, and replacing the second adhesive layer 302, as shown in FIGS. 12A and 12B. As shown in FIG. 10 (c), the polyurethane hot melt adhesive has a shape such that L30 is 50 mm, L31 is 15 mm, L32 is 25 mm, L33 is 10 mm, W30 is 70 mm, and W31 is 40 mm. A garment for obtaining biosignals was produced in the same manner as in Example 2 except that the adhesive layer 500 (thickness 100 μm) was applied to form a garment.

  The breathability, fixability and washing durability of the electrode portion in the clothes for obtaining biological signals of the examples and comparative examples were measured as follows, and the results are shown in Tables 1 and 2 below.

(Breathable)
The air permeability of the electrode portion was measured based on JIS L 1096 A method. The measurement area was 5 cm ² and measurement was performed at five points a, b, c, d and e as shown in FIG. 13, and their average value was determined.

(Fixed)
The fixability of the electrode portion was confirmed by a stretch fatigue test using a Dematcher tester ("Dematcher-type cyclic fatigue tester" manufactured by INTEC CO., LTD., Model NO. IT-DRS). Grip spacing 23 cm, test strip width 8 cm (W1 part shown in FIG. 9 (a) plus 1 cm left and right in an integral body of the electrode 3 and the biological signal transmission unit 4), elongation rate 30%, repetition 1000 times (100 The test was carried out at a test speed of 200 times reciprocation / min. After the expansion and contraction treatment, the presence or absence of peeling of the electrode and the presence or absence of cracking of the electrode were visually confirmed.

(Washing durability)
After washing 100 times according to JIS L 0217 103, the presence or absence of peeling of the electrode and the presence or absence of disconnection of the electrode were visually confirmed.

  As can be seen from the data in Table 1 above, in the clothes for obtaining biosignals of Examples 1 and 2, the electrode portion had good air permeability and good fixability. Further, as can be seen from the data in Table 2 above, the clothes for acquiring biological signals of Examples 1 and 2 had good washing durability.

1, 11, 21 Clothes for obtaining biomedical signals 2 Clothes body 3 electrodes 4 Biomedical signal transmission units 5 Connectors 6 Biomedical signal receiving devices 10, 30 Cushioning layer 20 Insulating sheet 51 Connectors connecting parts 52 Connectors fixing parts 70 Electrodes and living bodies The integral part of the signal transmission unit 201 the garment body fabric 301 the first adhesive layer 302 the second adhesive layer 400, 500 the adhesive layer

Claims (9)

One or more electrodes disposed on the back side of the garment body fabric constituting the garment body;
A connector connectable to a receiving device for receiving a biological signal acquired by the electrode in contact with a living body;
A garment for acquiring a biological signal, comprising: a biological signal transmission unit electrically connecting the electrode and the connector.
A garment for obtaining biological signals, wherein a first adhesive layer is disposed between the electrode and the garment body fabric so as to cover the peripheral portion of the electrode.   The clothing for biological signal acquisition according to claim 1, wherein a cushion layer is disposed between the electrode and the first adhesive layer.   The clothing for biological signal acquisition according to claim 2, wherein a second adhesive layer is disposed between the electrode and the cushion layer so as to cover a peripheral portion of the electrode.   The electrode and the biological signal transmission unit are integrated, and a peripheral portion and a projection which are extended from the electrode constitute a biological signal transmission unit, and a first adhesive layer covers the biological signal transmission unit. The garment for obtaining a biological signal according to any one of claims 1 to 3, which is disposed in   The connector has a connection portion disposed on the surface side of the clothes body fabric, and a fixing portion for fixing the connection portions to the clothes body, and the connection portion and the fixing portion are the clothes body fabric and the connection body. The clothing for biological signal acquisition according to any one of claims 1 to 4, which is disposed so as to sandwich the biological signal transmission unit.   The garment for obtaining biosignals according to claim 5, wherein on the back surface side of the garment body fabric, the fixing part of the biosignal transmission part and the connector is covered with an insulating sheet.   The clothing for biological signal acquisition of Claim 5 or 6 in which the cushion layer is arrange | positioned between the said fixing | fixed part and the said insulation sheet.   The garment for obtaining a biosignal according to any one of claims 2 to 7, wherein the cushion layer is composed of one or more fiber assembly selected from the group consisting of a knitted fabric, a woven fabric and a non-woven fabric.   The clothing for biological signal acquisition according to any one of claims 2 to 8, wherein the cushion layer is configured of double raschel.

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