JP4163600B2 - Diapers with health indicators - Google Patents

Description

  The present invention relates to a diaper that absorbs body fluid of a subject, and more particularly, to a diaper with a health indicator that can easily and quickly grasp a health condition.

  In the field of elderly care facilities and the like, urinalysis is regularly performed in order to grasp the health status of the care recipient. Conventionally, in this examination, after collecting the urine urinated by the care recipient in a container or the like, the urine component analyzer or the urine component test paper must be used, both in the care recipient and the caregiver. It was very troublesome work.

The invention described in Patent Document 1 can be cited as an example of tackling the annoyance. The invention described in Patent Document 1 relates to a urine test diaper characterized in that a reaction reagent that changes color according to a component in urine is contained on the inner surface of the diaper. According to this invention, it is not necessary to collect the urine discharged by the care recipient in a container or the like, and the components in the urine and the concentration thereof are inspected by observing the color change of the reaction reagent when changing the diaper. Can do.
JP 2001-289845 A

  However, as in the invention described in Patent Document 1, when a reaction reagent is contained in a conventional diaper, the reaction reagent is placed on the inner surface of the diaper because it is necessary to check the color change of the reaction reagent. I had to. Therefore, there is a concern about the adverse effect on the skin by the reaction reagent, and it is necessary to take off the diaper when checking the test result. In addition, when the wearer changes his / her posture greatly, the reaction reagent color may be blurred and it may be difficult to view. Furthermore, since the color of the absorbent material is usually white, it has various problems such as being difficult to see when it changes to yellow, and depending on the color, it may be difficult to identify, and simple and quick inspection. It cannot be said that it is made. Therefore, it has been a problem imposed on those skilled in the art to provide a diaper that can easily and quickly grasp the health status of a caregiver while the reaction reagent does not affect the skin.

  The present invention has been made in view of the problems as described above, and its purpose is to provide a health indicator that can easily and quickly grasp the health status of a caregiver without causing adverse effects such as adverse effects on the skin caused by a reaction reagent. To provide diapers.

  In order to achieve the above object, the present inventors have conducted intensive research on the prevention of adverse effects on the skin by the reaction reagent and the realization of easy determination of the test result. As a result, the majority of the reaction reagent contained in the absorbent material of the diaper is unevenly distributed on the backsheet side, and the backsheet with high light transmittance is used to prevent adverse reaction to the skin and the test results. It has been found that the determination can be facilitated, and the present invention has been completed. Specifically, the present invention provides the following.

  (1) A diaper for absorbing and holding body fluid of a subject, a liquid-permeable top sheet that faces the subject's body when worn, and a liquid-impermeable back that faces clothing when worn And an absorbent material disposed in a bag formed by integrating the top sheet and the back sheet, and the absorbent material is presented according to the components in the body fluid of the subject. It has a first absorption layer containing a reaction reagent that performs a color reaction and a polymer absorbent particle that highly absorbs the body fluid of the subject, and at least a part of the surface of the polymer absorbent particle is A diaper characterized by being coated with the reaction reagent.

  The absorbent material provided in the diaper according to (1) includes a reaction reagent that performs a color reaction according to a component in the body fluid of the subject and polymer absorbent particles that highly absorb the body fluid of the subject. The first absorption layer is provided. Since this absorbent material is disposed between the top sheet and the back sheet, the reaction reagent does not directly touch the skin. In addition, since this absorbent material is highly absorbent and can sufficiently absorb and retain urine etc. urinated by the subject, it is possible to avoid troubles such that the reaction reagent wets back with urine and adheres to the skin, It is possible to avoid such a problem that the urine is dried over time and the color of the reaction reagent is faded, making it difficult to determine the test. Further, in Cited Document 1, there is a case where the color of the reaction reagent is blurred and it is difficult to visually recognize. It can also be made clear and easily identifiable. Therefore, according to the diaper according to (1), it is possible to easily and quickly grasp the health condition of the subject without causing adverse effects such as adverse effects on the skin by the reaction reagent.

  In addition, as for the absorber with which the diaper which concerns on (1) is equipped, an acrylic acid type polymer is mainly used as a polymer absorber particle, It is preferable that the thickness is 1 mm or more and 20 mm or less. When the thickness of the absorbent material is 1 mm or less, it is difficult to sufficiently absorb and retain the urine discharged by the subject, and when the thickness of the absorbent material is 20 mm or more, it may affect the wearing feeling. In addition, the cost is increased, which is not preferable. In addition, at least a part of the surface of the polymer absorbent particles contained in the first absorbent layer is coated with a reaction reagent. Here, “at least a part of the surface of the polymer absorbent particle is coated with the reaction reagent” does not exclude the case where the reaction reagent is impregnated inside the polymer absorbent particle. It means that at least a part of the surface is coated with the reaction reagent regardless of whether or not the reaction agent is impregnated inside the molecular absorbent particles.

  (2) The diaper according to (1), wherein in the first absorption layer, 80% or more of the reaction reagent is unevenly distributed on the backsheet side.

  In the diaper according to (2), 80% or more of the reaction reagent contained in the first absorption layer is unevenly distributed on the backsheet side. As a method of unevenly distributing 80% or more of the reaction reagent on the back sheet side, after preparing polymer absorbent particles impregnated with the reaction reagent and polymer absorbent particles not impregnated with the reaction reagent in advance, The method of adjusting the timing of addition and mixing when laminating | stacking 1 absorption layer is mentioned. By arranging the reaction reagent at a position farther from the side facing the body using such a method, it is possible to more effectively prevent the reaction reagent from adversely affecting the skin.

  (3) The absorbent material further includes a second absorbent layer containing polymer absorbent particles that highly absorb the subject's body fluid, and the first absorbent layer is disposed on the backsheet side, The diaper according to (1) or (2), wherein the second absorbent layer is disposed on the top sheet side.

  The absorbent material provided in the diaper according to (3) has a two-layer structure, and a reaction reagent that performs a color reaction according to the components in the body fluid on the back sheet side, and a highly absorbing body fluid of the subject. A first absorbent layer containing molecular absorbent particles is disposed, and a second absorbent layer including polymer absorbent particles that highly absorb a subject's body fluid is disposed on the top sheet side. Thus, by making the absorbent material into a two-layer structure and disposing the reaction reagent at a position far from the body side, adverse effects on the skin due to the reaction reagent can be more effectively prevented.

  (4) The diaper according to (3), wherein the thickness of the first absorbent layer is substantially the same as the thickness of the second absorbent layer or thinner than the thickness of the second absorbent layer.

  In the diaper according to (4), the thickness of the first absorbent layer is substantially the same as or thinner than the thickness of the second absorbent layer. By setting the thicknesses of the first absorption layer and the second absorption layer in this manner, adverse effects on the skin due to the reaction reagent can be particularly effectively prevented. When the thickness of the first absorption layer is thicker than the thickness of the second absorption layer, the reaction reagent is disposed at a position close to the body side, which is not preferable.

  (5) The area of the first absorption layer is smaller than the area of the second absorption layer, and is larger than the area of the first absorption layer between the first absorption layer and the second absorption layer. The diaper according to (3) or (4), wherein a hydrophobic wetback prevention sheet having an area smaller than the area of the second absorbent layer is disposed.

  In the diaper according to (5), the area of the first absorbent layer is smaller than the area of the second absorbent layer. Further, a hydrophobic wetback prevention sheet that is larger than the area of the first absorbent layer and smaller than the area of the second absorbent layer is interposed between the first absorbent layer and the second absorbent layer. That is, a wetback prevention sheet that is larger than the area of the first absorption layer and smaller than the area of the second absorption layer is disposed so as to cover the first absorption layer, and urine is first from the edge of the wetback prevention sheet. Go around the absorbent layer. Since the wetback preventing sheet is a hydrophobic member and larger than the area of the first absorbent layer, the urine once entering the first absorbent layer does not wetback. Therefore, according to the diaper according to (5), the reaction reagent does not wet back together with urine, and the adverse effect of the reaction reagent on the skin can be sufficiently prevented. In addition, as a wetback prevention sheet, hydrophobic members, such as a hydrophobic nonwoven fabric, a polyethylene sheet, or a polyethylene mesh, are used preferably.

  (6) The diaper according to (1) to (5), wherein the reaction reagent has a color reaction to cancer antigen, pH, urine protein, urine specific gravity, urine occult blood, or sugar.

  As the reaction reagent contained in the first absorption layer of the diaper according to (6), a reaction reagent that undergoes a color reaction to cancer antigen, pH, urine protein, urine specific gravity, urine occult blood, or sugar is preferably used. . According to the diaper according to (6) in which these reaction reagents are contained in the first absorption layer, the examination of urinary cancer, urinary calculus, kidney disease, renal failure, glomerulonephritis, diabetes disease can be performed easily and quickly. Is possible.

  For detection of urinary cancer, an immunization method using an antigen-antibody reaction is preferable, and this is a mechanism in which an antigen in urine bound to a labeled antibody reacts with a chromogenic base to develop a color. For detection of urinary stones, a color change method using bromthymol blue as a pH indicator is preferable, and for detecting kidney disease, a method of detecting urine protein using tetrabromoblue as an indicator is preferable. In addition, since there is a close relationship between renal failure and urine specific gravity and urinary salinity, this relationship is used to test for renal failure, carboxylate groups that bind and discolor sodium ions in urine. Containing polymers can be used. For the examination of glomerulonephritis, a detection method using the redox reaction of hemoglobin in occult blood urine is preferable, and for the examination of diabetes, a method for detecting glucose by decomposing and coloring the urine glucose is preferably used. It is done.

  (7) The diaper according to (1) to (6), wherein a plurality of types of the reaction reagents are used in combination, and the plurality of types of reaction reagents are partitioned by a covering material.

  In the diaper according to (7), a plurality of types of reaction reagents are contained in the first absorption layer, and the plurality of types of reaction reagents are arranged separated by a covering material. This is because when a plurality of types of reaction reagents are used in combination, determination cannot be performed in a state where these types of reaction reagents are mixed. Thus, according to the diaper according to (7) containing a plurality of types of reaction reagents, a plurality of diseases can be simultaneously examined, and the health condition of the subject can be grasped more easily and quickly. In addition, as a covering material, a tissue, a nonwoven fabric, or a mesh sheet is preferably used. The bonding strength of the covering material is preferably 50 gf / 25 mm or more, and the partition width is preferably 3 mm or more.

(8) The diaper according to (1) to (7), wherein the basis weight of the first absorbent layer is 10 g / m ² or more and 300 g / m ² or less.

The basis weight of the first absorbent layer of the diaper according to (8) is 10 g / m ² or more and 300 g / m ² or less. According to the diaper according to (8) in which the basis weight of the first absorbent layer is within this range, the color change of the reaction reagent can be sufficiently visually confirmed. When the basis weight of the first absorption layer is 10 g / m ² or less, it is difficult to confirm the color reaction because the reaction reagents are not densely present, and when it is 300 g / m ² or more, the cost is high. This is not preferable.

  (9) The diaper according to (2) to (8), wherein the light transmittance of the back sheet is 40% or more in a state where the body fluid of the subject is absorbed.

  The light transmittance of the diaper backsheet according to (9) is 40% or more in a state in which the body fluid of the subject is absorbed. While the reaction reagent is unevenly distributed on the back sheet side far from the body-facing side, the back sheet has a light transmittance of 40% or more in a state in which the body fluid of the subject is absorbed. Inspection results can be determined from the sheet side, and simple and quick inspection is possible. In the invention described in the cited document 1, there is a case where the color of the reaction reagent is blurred and it is difficult to visually recognize, but according to the diaper according to (9), the color of the reaction reagent is made clearer from the back sheet side. Can be confirmed. In addition, when the light transmittance of the back sheet is 40% or less in a state where the body fluid of the subject is absorbed, it is not easy to distinguish the coloration by the reaction reagent from the back sheet side, and the diaper is worn This is not preferable because it is difficult to determine the inspection result. As the back sheet, a hydrophobic polyethylene sheet, a composite sheet in which a polyethylene laminate is bonded to a nonwoven fabric, or a composite sheet in which a nonwoven fabric is bonded to a polyethylene sheet are preferably used. Moreover, when forming an absorber on a covering material etc., it is preferable that the light transmittance of not only a back sheet but a covering material is 40% or more in the state which absorbed the subject's bodily fluid. In addition, the measurement of light transmittance is performed by the method based on JISK-7105.

  (10) The diaper according to (9), wherein a target analysis item of the reaction reagent and a sample of color are displayed on a side of the back sheet that does not face the absorbent material.

  In the diaper according to (10), the target analysis item of the reaction reagent and the sample of color are displayed on the side of the back sheet that does not face the absorbent material. When the reaction reagent is unevenly distributed on the back sheet side far from the body-facing side and the light transmittance of the back sheet is 40% or more in a state where the body fluid of the subject is absorbed, it faces the absorbent material of the back sheet. By displaying the target analysis item of the reaction reagent and the sample of coloration on the side where the reaction is not performed, the test result can be confirmed at a glance while wearing the diaper, and the test can be performed more easily and quickly. This display may be directly printed on the back sheet or a printed base material attached to the sheet.

  According to the diaper with a health indicator according to the present invention, the health status of a caregiver can be grasped easily and quickly without causing adverse effects such as an adverse effect on the skin by the reaction reagent.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. In the description of the second embodiment and the third embodiment, the description of the configuration and effect common to the first embodiment will be omitted.

<First Embodiment>
[Overall configuration of diaper with health indicator]
Drawing 1 is a sectional view when the diaper with health indicator concerning a 1st embodiment of the present invention is cut in the width direction. In the diaper with health indicator according to the first embodiment, the absorbent 1a is disposed between the top sheet 11 and the back sheet 12. The absorbent material 1 a includes a first absorbent layer 16 and a covering material 17, and the first absorbent layer 16 is covered with the covering material 17. The first absorbent layer 16 contains the reaction reagent 13, the polymer absorbent particles 15, and the pulp 14, and a three-dimensional gather 18 is provided to prevent urine leakage.

[Absorbent 1a]
As described above, the absorbent 1a is composed of the first absorbent layer 16 and the covering material 17, and the first absorbent layer 16 contains the reaction reagent 13, the polymer absorbent particles 15, and the pulp 14. The reaction reagent 13 is a cancer antigen, pH, urine protein, urine specific gravity, urine occult blood, or a reaction reagent that undergoes a color reaction to sugar, and the polymer absorbent particle 15 is an acrylic polymer. It is done. The absorbent 1a is obtained by dry-mixing the pulverized pulp 14, the polymer absorbent particles 15 impregnated with the reaction reagent 13, and the polymer absorbent particles 15 not impregnated with the reaction reagent 13 to cover the covering material 17. After being laminated on top, it is formed by winding with a covering material 17. As shown in FIG. 6, the polymer absorbent particles 15 impregnated with the reaction reagent 13 are at least partly covered with the reaction reagent 13.

In addition, 80% or more of the reaction reagent 13 contained in the first absorption layer 16 is unevenly distributed on the back sheet 12 side, and the reaction reagent 13 is arranged at a position farther from the body side. Since the reaction reagent 13 is unevenly distributed on the back sheet 12 side in this way, the polymer absorbent particles 15 impregnated with the reaction reagent 13 and the reaction reagent 13 are not impregnated when the first absorption layer 16 is formed. The timing of charging the polymer absorbent particles 15 onto the covering material 17 is adjusted. In addition, the fabric weight of the 1st absorption layer 16 is 20 g / m < ² >, and thickness t1 is 10 mm.

[Top sheet 11]
The top sheet 11 includes a side top sheet and a center top sheet. A hydrophobic member is used as the side top sheet, and an elastic member is attached to the side end in the longitudinal direction, and then the three-dimensional gather 18 is formed by winding with the side top sheet. Further, a hydrophilic member is used as the center top sheet, and the top sheet 11 is formed by pasting the side top sheet with hot melt or heat fusion. Note that the color of the top sheet 11 is not limited to white, assuming that the color change due to the color reaction is difficult to identify, and a color of the top sheet 11 that can make the color change noticeable can be used.

[Backsheet 12]
As the back sheet 12, a hydrophobic polyethylene sheet, a composite sheet in which a polyethylene laminate is bonded to a nonwoven fabric, or a composite sheet in which a nonwoven fabric is bonded to a polyethylene sheet are used. These are substantially liquid impermeable. Moreover, the light transmittance of the back sheet 12 is 40% or more in a state where the body fluid of the subject is absorbed, and a material having a high transmittance is used.

[Covering material 17]
As the covering material 17, a tissue is used, and the light transmittance of the covering material 17 is 40% or more in a state where the body fluid of the subject is absorbed, and a material having a high transmittance is used.

[Effects of First Embodiment]
In this diaper with a health indicator, a first absorbent layer 16 having polymer absorbent particles 15 coated at least part of the surface with a reaction reagent 13 that performs a color reaction according to a component in body fluid is provided. Therefore, it is possible to grasp the health status of the subject. In particular, the first absorbent layer 16 is disposed between the top sheet 11 and the back sheet 12 so that the reaction reagent 13 does not directly touch the skin, and the first absorbent layer 16 is highly absorbent and can be used by the subject. Since the urinated urine can be absorbed and retained sufficiently, it is possible to avoid troubles such as urine and the reaction reagent 13 being wet-backed and adhering to the skin. It is also possible to avoid problems such as color fading and difficulty in determining the inspection.

  Further, 80% or more of the reaction reagent 13 contained in the first absorption layer 16 is unevenly distributed on the back sheet 12 side, and the reaction reagent 13 is arranged at a position far from the body side. Can effectively prevent adverse effects on the skin. Furthermore, since the reaction reagent 13 is unevenly distributed on the backsheet 12 side and the light transmittance of the backsheet 12 and the covering material 17 is high, the test result is displayed from the backsheet 12 side while the subject is wearing a diaper. Judgment is possible, and simple and quick inspection is possible.

Second Embodiment
[Overall configuration of diaper with health indicator]
FIG. 2: is sectional drawing when the diaper with a health indicator which concerns on 2nd Embodiment of this invention is cut | disconnected in the width direction. In this diaper, the absorbent material 1a of the diaper with health indicator according to the first embodiment is changed to 1b. The absorbent material 1b has two layers of a first absorbent material 21 and a second absorbent material 22. The first absorbent 21 is obtained by covering the first absorbent layer 23 containing the reaction reagent 23a and the polymer absorbent particles 23b with a covering material 27, and the second absorbent 22 is made of pulp 24a and high The second absorbent layer 24 containing the molecular absorbent particles 24 b is covered with the covering material 28.

[Absorbent 1b]
As described above, the absorbent material 1b is characterized in that it has two layers of the first absorbent material 21 and the second absorbent material 22. The reaction reagent 23a, polymer absorbent particles 23b, pulp 24a, polymer absorbent particles 24b, and covering materials 27 and 28 used for forming the absorbent 1b are equipped with health indicators according to the first embodiment. The thing similar to what is used with a diaper is used. Further, the thickness of the first absorption layer 23 is substantially the same as or thinner than the thickness of the second absorption layer 24.

[Effects of Second Embodiment]
In this diaper with a health indicator, since the absorbent 1b has a two-layer structure and the reaction reagent 23a is arranged at a position far from the body side, the reaction reagent 23a can more effectively prevent adverse effects on the subject's skin. be able to. Furthermore, since the light transmittance of the back sheet 12 and the covering material 27 is high, the inspection result can be determined from the back sheet 12 side while the subject is wearing a diaper, and simple and quick inspection is possible.

<Third Embodiment>
[Overall configuration of diaper with health indicator]
FIG. 3: is sectional drawing when the diaper with a health indicator which concerns on 3rd Embodiment of this invention is cut | disconnected in the width direction. In this diaper, the absorbent material 1a of the diaper with health indicator according to the first embodiment is changed to 1c. Moreover, the member which comprises the absorber 1c is the same as the member which comprises the absorber 1b of the diaper with a health indicator which concerns on 2nd Embodiment. The difference from the diaper with health indicator according to the second embodiment is that the area of the first absorbent 31 composed of the first absorbent layer 33 and the covering material 37 is the second composed of the second absorbent layer 24 and the covering material 28. Hydrophobic wetback prevention sheet that is smaller than the area of the absorbent 22 and is larger than the first absorbent 31 and smaller than the second absorbent 22 between the first absorbent 31 and the second absorbent 22. 38 is arranged.

[Absorbent 1c and Wet Back Prevention Sheet 38]
As described above, in the absorbent material 1c of the diaper with health indicator, the area of the first absorbent material 31 is smaller than the area of the second absorbent material 22, and the first absorbent material 31 and the second absorbent material 22 are used. Between the two, a hydrophobic wetback prevention sheet 38 that is larger than the first absorbent 31 and smaller than the second absorbent 22 is disposed. In addition, as the wetback prevention sheet 38, a hydrophobic nonwoven fabric is used.

[Effects of Third Embodiment]
In this diaper with a health indicator, a wetback prevention sheet 38 that is larger than the first absorbent 31 and smaller than the second absorbent 22 is disposed so as to cover the first absorbent 31. Urine enters the first absorbent 31. Since the wetback preventing sheet 38 is a hydrophobic member and larger than the area of the first absorbent 31, urine that has once entered the first absorbent 31 does not wetback. Therefore, the reaction reagent 33a can be effectively prevented from adhering to the skin, and the test result can be easily judged from the back sheet 12 side while the subject wears a diaper, thereby making the test simpler and quicker. Is possible.

<Modification 1>
Modification 1 of the diaper with health indicator according to the present invention is a form in which a plurality of types of reaction reagents are used in combination in each of the above embodiments. FIG. 4 is a view of the absorbent 1d of the diaper with health indicator according to the first modification as viewed from the top sheet 11 facing the body. In the first modification, the reaction reagents 41a, 42a, 43a, 44a, and 45a are reaction reagents that perform a color reaction with respect to cancer antigen, pH, urine protein, urine occult blood, and sugar, respectively.

  These reaction reagents 41 a, 42 a, 43 a, 44 a, 45 a are partitioned by a covering material 47. In order to form the absorbent 1d containing a plurality of types of reaction reagents in this way, first, the pulverized pulp and polymer absorbent particles not containing the reaction reagent are dry mixed and laminated on the cover sheet. After that, the cover sheet is rolled up to form an upper absorbent material that does not contain the reaction reagent. Then, polymer absorbent particles containing different types of reaction reagents are arranged on the cover sheet at intervals, wound with the cover sheet, and made into a pocket structure by thermal fusion, and then the upper layer absorbent is The absorbent 1d is formed by fixing with hot melt. The bonding strength is 50 gf / 25 mm, and the partition width is 3 mm.

  In the case where a plurality of types of reaction reagents are used in combination, as in Modification 1, a plurality of types of reaction reagents can be separated from each other by a covering material, so that a plurality of tests can be performed simultaneously. It can be carried out.

<Modification 2>
Moreover, as a modified example 2 of the diaper with health indicator according to the present invention, in each of the above-described embodiments, the target analysis item 52 of the reaction reagent and the sample of coloration are provided on the side of the backsheet 12 not facing the absorbent 1e. 54 is displayed. FIG. 5: is the figure which looked at the diaper with a health indicator which employ | adopted this modification 2 from the back sheet | seat 12 side which does not face a body in the diaper with a health indicator which concerns on the modification 1. FIG.

  The display of the target analysis item 52 and the color sample 54 is directly printed on the back sheet 12. Thus, by displaying the target analysis item 52 of the reaction reagent and the color sample 54, the test result can be confirmed at a glance, and the test can be performed easily and quickly.

It is sectional drawing when the diaper with a health indicator which concerns on 1st Embodiment of this invention is cut | disconnected in the width direction. It is sectional drawing when the diaper with a health indicator which concerns on 2nd Embodiment of this invention is cut | disconnected in the width direction. It is sectional drawing when the diaper with a health indicator which concerns on 3rd Embodiment of this invention is cut | disconnected in the width direction. It is the figure which looked at the absorption material with a health indicator which concerns on the modification of this invention from the top sheet side which faces a body. It is the figure which looked at the diaper with a health indicator which concerns on the modification of this invention from the back seat | sheet side which does not face a body. 3 is a partial cross-sectional view of polymer absorbent particles 15. FIG.

Explanation of symbols

11 Top sheet 12 Back sheet 1a, 1b, 1c, 1d, 1e Absorbent 13, 23a, 33a, 41a, 42a, 43a, 44a, 45a Reactive reagent 14, 24a Pulp 15, 23b, 24b, 33b, 41b, 42b, 43b, 44b, 45b Polymer absorbent particles 17, 27, 28, 37, 47 Covering material 18 Solid gathers 21, 31 First absorbent 22 Second absorbent 23, 33 First absorbent 24 24 Second absorbent 38 Wetback prevention sheet 50 Diaper with health indicator according to modification 2 52 Display of target analysis item 54 Display of color sample t1 Absorbent thickness t2 Half thickness of t1

Claims (10)

Having a reaction reagent that performs a color reaction according to the components in the body fluid of the subject,
A diaper with a health indicator that absorbs and holds the body fluid of the subject and grasps the health status of the subject by a color reaction of the reaction reagent,
A liquid-permeable topsheet facing the subject's body when worn;
A liquid-impermeable backsheet facing the garment when worn;
These top sheets and back sheets are integrated into an absorbent material disposed in a bag shape, and
The absorbent material has a first absorbent layer containing the reaction reagent and polymer absorbent material particles that highly absorb the subject's body fluid,
The reaction reagent is unevenly distributed on the backsheet side and is present on the surface of the polymer absorbent particles,
The polymer absorbent particles are unevenly distributed on the backsheet side,
The diaper with a health indicator, wherein the back sheet is formed of a material having a high light transmittance.   The diaper with health indicator according to claim 1, wherein 80% or more of the reaction reagent is unevenly distributed on the back sheet side in the first absorption layer. The absorbent further has a second absorbent layer containing polymer absorbent particles that highly absorb the body fluid of the subject,
The first absorbent layer is disposed on the backsheet side,
The diaper with a health indicator according to claim 1 or 2, wherein the second absorbent layer is disposed on the top sheet side.   The diaper with a health indicator according to claim 3, wherein the thickness of the first absorbent layer is substantially the same as the thickness of the second absorbent layer or thinner than the thickness of the second absorbent layer. The area of the first absorption layer is smaller than the area of the second absorption layer,
A hydrophobic wetback prevention sheet having an area larger than the area of the first absorbent layer and smaller than the area of the second absorbent layer is disposed between the first absorbent layer and the second absorbent layer. The diaper with a health indicator according to claim 3 or 4, wherein the diaper has a health indicator.   6. The diaper with a health indicator according to claim 1, wherein the reaction reagent causes a color reaction to cancer antigen, pH, urine protein, urine specific gravity, urine occult blood, or sugar.   7. The diaper with a health indicator according to claim 1, wherein a plurality of types of the reaction reagents are used in combination, and the plurality of types of reaction reagents are partitioned by a covering material. The diaper with a health indicator according to claim 1, wherein the basis weight of the first absorbent layer is 10 g / m ² or more and 300 g / m ² or less.   9. The diaper with health indicator according to claim 2, wherein the light transmittance of the back sheet is 40% or more in a state where the body fluid of the subject is absorbed. The diaper with a health indicator according to claim 9, wherein a target analysis item of the reaction reagent and a sample of color are displayed on a side of the back sheet that does not face the absorbent material.

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