JP2007271569A - Biological fluid picking kit - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To make it possible to pick biological fluids such as salivary and the like sanitarily. <P>SOLUTION: The salivary picking kit consists of a salivary picking sheet 1, a case 11 containing the salivary picking sheet 1, and a pressing member 16 attached to the case 11 to press and slide over the salivary picking sheet 1. The case 11 connects a case body 12 holding the salivary picking sheet 1 with a covering body 13 covering the top surface of salivary picking sheets 1 through a flexible hinge 15. The covering body 13 forms a slide gutter section 13b, to which a head 16a of the pressing member 16 is inserted, in an extending direction of the salivary picking sheet 1. By pressing the head 16a of pressing member 16 to slide the pressing member 16 in the direction of a recovery aperture 5 along the slide gutter section 13b, salivary stored in an absorber 2 is extruded to recover from the recovery aperture 5. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a bodily fluid collection kit for collecting bodily fluids such as saliva.

  Saliva has various functions such as digestive action, antibacterial action, and remineralization action. By examining the amount of carious fungi (mutans, Lactobacillus) contained in the saliva and the amount of saliva secreted, resistance to caries, presence / absence / periodicity of periodontal disease, and the like can be measured. Further, in recent years, it is possible to know whether or not the constitution is easy to absorb coenzyme Q10 known as a supplement by examining parotid saliva.

An example of a saliva collection device for saliva testing is described in Patent Document 1. This saliva collection device has a cylindrical member with an internal thread formed on the inner peripheral surface, a collection container attached to one end of the cylindrical member via a filter, and an external thread formed on the outer peripheral surface. It is comprised from the piston screwed in from the other edge part of a cylindrical member, and the lump-shaped absorber like sponge.
When collecting saliva, after the absorber is put in the mouth and the absorber absorbs saliva, it is saturated with saliva from the other end of the cylindrical member with the collection container attached to one end The absorber is inserted into the cylindrical member. And a piston is screwed in from the other edge part of a cylindrical member, an absorber is compressed, and saliva is extract | collected to a collection container.
However, the saliva collection device has a problem in that the number of parts is large, and it takes time and effort to form a threaded portion. In addition, since the absorbent body is agglomerated, handling is inconvenient, and there is no indicator, so that the amount of saliva collected varies depending on the subject.

So, in patent document 2, while covering the front and back both surfaces of the hydrophilic absorber which consists of a strip | belt-shaped flexible nonwoven fabric with a transparent film, the absorption part of oral secretion, a liquid retention part, the confirmation display part of a liquid retention amount, and An apparatus for collecting and collecting oral secretions in which the collection holes are arranged in a straight line has been devised.
In order to collect saliva using this collection and collection device, the liquid retention amount confirmation display portion is visually observed with the absorption portion of the collection and collection device included in the subject's mouth, and the color of the liquid retention amount confirmation display portion is Remove sampling and collection device from mouth when changed. Then, the inspector receives the collection / collection device, and presses and slides the collection / collection device toward the collection hole using a tweezer-shaped pressurization device to collect saliva from the collection hole.
Since this oral secretion / collecting device is provided with a liquid content confirmation display unit, it can collect an appropriate amount of saliva and can be manufactured very easily with an inexpensive member.
U.S. Pat. No. 4,418,702 International Publication No. 02/086453 Pamphlet

  However, in the case of the collecting and collecting device described above, the tweezer-shaped pressurizing device sandwiches the collecting and collecting device and pressurizes and slides it toward the recovery hole to collect saliva. In addition to being not hygienic, it may touch saliva adhering to the transparent film or pressed with a pressure device, and in addition to being hygienic, various bacteria are contained in the saliva, so There is also a fear.

  The present invention has been made in view of the above-described problems, and an object of the present invention is to provide a body fluid collection kit that can collect body fluids in a sanitary manner.

In order to achieve the above object, a bodily fluid collecting kit according to the present invention is a bodily fluid in which a sheet-like absorbent body is covered with a film, and an adsorbing portion to which the bodily fluid is attached and a collecting portion to collect the adhering bodily fluid A collection sheet, a case for storing the body fluid collection sheet, and a pressing member that is slidably provided in the case and takes out the body fluid attached to the body fluid collection sheet from the collection unit.
In the present invention, a body fluid collecting sheet stored by attaching body fluid to an adsorbing portion is stored in a case, a pressing member is set on the body fluid collecting sheet, and the pressing member is slid while pressing toward the collecting portion. Thus, the body fluid stored in the absorber is pushed out and moved to be recovered from the recovery unit. Therefore, the examiner can collect the body fluid without contacting the body fluid collection sheet.

  According to the present invention, since the body fluid can be taken out from the recovery part by sliding the pressing member in a state where the body fluid collecting sheet in which the body fluid is stored is housed in the case, the body fluid is easily handled. It is hygienic without touching body fluids when collecting from the collection sheet. In addition, since the structure is simple, it is possible to mass-produce with a low manufacturing cost.

In the bodily fluid collection kit according to the present invention, the case includes a case main body and a lid for housing the bodily fluid collection sheet, and the case main body has a recessed portion for housing the bodily fluid collection sheet, It is preferable that one end is an opening opened to the outside, and a slide groove portion into which the head portion of the pressing member is slidably inserted is formed in the extending direction of the body fluid collection sheet.
According to the present invention, the body fluid collection sheet is included in the body fluid collection sheet by sliding the pressing member along the slide groove formed in the lid body in a state where the body fluid collection sheet is accommodated and held by the case body and the lid body. Since the bodily fluid is pushed out and taken out from the collection unit through the opening of the case, the examiner is hygienic without fear of coming into contact with the bodily fluid collection sheet or bodily fluid when collecting the bodily fluid.
In the bodily fluid collection kit according to the present invention, the case includes a case main body that accommodates the bodily fluid collection sheet. The case main body has a recessed portion that accommodates the bodily fluid collection sheet, and one end of the recessed portion is external. A pressing member that is slidably attached to the case main body and presses and slides the body fluid collection kit may be provided.
According to the present invention, since there is no lid, it can be manufactured at a lower cost.

Moreover, in this invention, the recessed part of planar view substantially circular arc shape may be formed in the front-end | tip part of a press member.
When the pressing member is pressed and slid along the body fluid collection sheet, the body fluid squeezed out from the absorber moves so as to gather in the center of the body fluid collection sheet without diffusing, so that the body fluid stored in the absorber is wasted Can be recovered without any problems.
Further, in the present invention, it is preferable that the case is provided with a slip prevention portion so that the body fluid collection sheet does not move when the pressing member is pressed and slid.
Moreover, in this invention, the case main body and the cover body may be connected via the hinge. Thereby, handling of a case becomes still easier and a bodily fluid collection sheet | seat can be easily accommodated in a case.

  In the present invention, the collection container for storing the collected body fluid may be detachable from the case. Thereby, when collecting bodily fluid from the opening of a case, bodily fluid does not scatter and can collect bodily fluid hygienically and efficiently.

Embodiments of the body fluid collection kit according to the present invention will be described below with reference to the drawings. In the following description, as viewed from the pressing member, the direction in which the pressing member slides in order to push the bodily fluid from the bodily fluid collection kit will be referred to as “first” and the opposite direction as “rear” for convenience.
A saliva collection kit as a body fluid collection kit according to the first embodiment of the present invention will be described with reference to FIGS. FIG. 1 is a perspective view of a saliva collection kit, and FIG. 2 is an exploded perspective view of the saliva collection kit.
The saliva collection kit 10 according to the first embodiment includes a saliva collection sheet 1, a case 11 that houses the saliva collection sheet 1, and a pressing member 16 that is attached to the case 11 and presses and slides on the saliva collection sheet 1. Has been.

The saliva collection sheet 1 is, for example, a sheet made of a flexible non-woven fabric, for example, a substantially strip-shaped absorbent body 2 covered and laminated with a transparent film 3 such as polyethylene or polypropylene. One end of the saliva collection sheet 1 is an adsorbing portion 4 that absorbs saliva, and an opening 3a of the film 3 is formed in the adsorbing portion 4, from which one end of the absorber 2 is exposed. . The adsorbing part 4 is preferably provided on both the front and back sides of the saliva collection sheet 1, but may be on one side.
The other end of the saliva collection sheet 1 is a collection hole 5 as a collection unit for collecting saliva, and the other end of the absorber 2 is exposed from the opening of the film 3 provided in the collection hole 5. ing. Saliva absorbed into the absorber 2 from the adsorbing portion 4 can move in the absorber 2 toward the recovery hole 5 on the other end side by capillary action.
In addition, in the vicinity of the collection hole 5 on the tip side of the absorbent body 2, a reagent for detecting saliva is applied and the detection unit 6 is colored. When a certain amount of saliva passes through the detection unit 6, the detection unit 6 changes color, so that it can be confirmed that an appropriate amount of saliva has been adsorbed by the absorber 2.

The case 11 is composed of a case main body 12 that holds the saliva collection sheet 1 and a lid 13 that covers the upper surface of the saliva collection sheet 1, and is made of, for example, resin, and has a thickness of about 1 to 3 mm. . The case body 12 and the lid body 13 are made of, for example, a substantially strip-shaped plate material, and opposite sides of the case body 12 and the lid body 13 are connected via a hinge 15 made of a flexible thin plate.
A recess 14 having substantially the same shape as the saliva collection sheet 1 is formed on one surface of the case body 12 facing the lid 13. The front end portion 19 of the case body 12 is substantially tapered in plan view, and an opening 14a connected to the recessed portion 14 is formed at the front end. On the other hand, the lid 13 is formed with a slide groove portion 13 b into which the head portion 16 a of the pressing member 16 is inserted by being perforated in the longitudinal direction of the saliva collection sheet 1.
Further, convex pins 13a... Are formed on the back surface of the lid 13, and fitting concave portions 12a are formed on the upper surface of the opposing case body 12, and each convex pin 13a is fitted into the opposing fitting concave portion 12a. By doing so, the lid 13 is fixed to the case main body 12.
The case may be transparent so that the stored saliva collection sheet 1 can be seen from outside the case 11.

The pressing member 16 includes a head portion 16a having substantially the same width as that of the slide groove portion 13b, side plate portions 16b and 16b formed so as to project on both sides of the side, and a plate-like tip portion 17 having substantially the same width as that of the absorber 2. It is configured. A concave portion 17a having a substantially arc shape in plan view is formed on the distal end surface of the distal end portion 17 in the sliding direction. As shown in FIG. 3A, the end surface of the distal end portion 17 may be a smooth surface that is substantially linear in plan view. However, when the pressing member 16 is pressed and slid, a part of the saliva S squeezed out from the absorbent body 2 is obtained. Escape to the side. Therefore, as shown in FIG. 3B, it is more preferable to provide a concave portion 17 a having a substantially arc shape in plan view on the end surface of the tip portion 17, whereby saliva S squeezed from the absorbent body 2 is saliva collection sheet 1. And saliva S can be collected without waste.
The pressing member 16 is made of resin or metal, and an aluminum film sheet having a low coefficient of friction is attached to the back surface of the pressing member 16 in order to reduce the frictional resistance between the pressing member 16 and the saliva collection sheet 1. May be.

The saliva collection kit 10 according to the present embodiment has the above-described configuration. Next, a method for collecting saliva using the saliva collection kit 10 will be described.
First, the subject includes the adsorbing portion 4 of the saliva collection sheet 1 in the mouth, and takes out the saliva collection sheet 1 from the mouth when the color of the detection unit 6 changes. As shown in FIG. 2, the saliva collection sheet 1 in which saliva is stored is placed on the recessed portion 14 of the case body 12. And the pressing member 16 is set behind the saliva collection sheet | seat 1, and the case main body 12 and the cover body 13 are stuck, and it fixes.
At this time, since the pressing member 16 is located above the suction part 4 of the saliva collection sheet 1, a part of saliva adsorbed by the part of the suction part 4 cannot be pushed out, but at least absorption ahead of the pressing member 16. The saliva adsorbed on the body 2 can be adsorbed, and a sufficient examination can be performed by collecting the saliva.
The examiner who has received the saliva collection kit 10 from the subject or the like grasps the grip 18 at the rear of the case 11, presses the head 16a of the pressing member 16 with a finger, and pulls the pressing member 16 along the slide groove 13b. Slide in 5 directions. Thereby, the saliva stored in the absorber 2 is squeezed out and moved and collected in the recovery hole 5. The saliva can be pushed out from the recovery hole 5 and recovered through the opening 14 a of the case 11.

  As described above, in the saliva collection kit 10 according to the present embodiment, the saliva collection sheet 1 in which saliva is stored is stored in the case 11, and the saliva is squeezed out by sliding the pressing member 16 along the slide groove portion 13b. 5 can be recovered. For this reason, handling of the saliva collection kit 10 is easy, and when the saliva is collected, the examiner does not come into contact with the saliva collection sheet 1 or saliva and is hygienic. Moreover, since the mechanism is simple, it is possible to mass-produce with a low manufacturing cost.

Next, another embodiment of the saliva collection kit according to the present invention will be described. The same members and components as those in the first embodiment described above are denoted by the same reference numerals, and description thereof is omitted.
FIG. 4 shows an exploded perspective view of the saliva collection kit in the second embodiment. In addition, since the press member uses the same thing as 1st Example, illustration is abbreviate | omitted.
In the second embodiment, the appearance is substantially the same as that of the first embodiment, but the case body 22 and the lid body 23 constituting the case 21 are separated and formed on the back surface of the lid body 23. The protruding pins 23 a are fitted into fitting recesses 22 a formed on the upper surface of the case body 22, and the lid body 23 is fixed to the case body 22.
Further, the side wall 22c of the recessed portion 24 of the case main body 22 is formed with a protruding portion 22b protruding inward, and is engaged with the notch portion 1a formed on the side edge portion of the saliva collection sheet 1 and is shifted. The saliva collection sheet 1 is prevented from being displaced or bent during the pressing slide as the prevention unit.

The saliva collection kit according to the third embodiment will be described with reference to FIGS. 5 (a) is a plan view of a saliva collection kit, (b) is a side sectional view, FIGS. 6 (a) and 6 (b) are plan and side views of the case, and FIGS. 7 (a), (b), ( c) is a plan view of the pressing member, a back view, and a cross-sectional view taken along line AA of the back view.
The saliva collection kit 30 in the present embodiment is different from the previous two embodiments in that the case 31 is composed only of the case body 32 and there is no lid as shown in FIGS.
The head 36 a of the pressing member 36 has a substantially C-shaped cross section as shown in FIG. 7, and the head 36 a is slidably fitted to the case body 32. The pressing member 36 is configured to slide along the side surface portion of the case main body 32, and since the locking portion 32 d is provided at the rear of the upper surface portion of the case main body 32, the pressing member 36 comes out of the case main body 32. There is no.
Further, as in the second embodiment, the side wall 32c of the recessed portion 34 of the case body 32 is formed with a protruding portion 32b that protrudes inward so that the saliva collection sheet 1 is not displaced. The saliva collection sheet 1 is sandwiched and held between the seating surface of the recessed portion 34 of the case main body 32 and the projecting portions 32b of the side walls 32c, and is displaced or bent when the pressing member 36 is pressed and slid. Can be prevented.
The rear end portion of the case main body 32 is a grip portion 38 so that it can be easily held during pressing and sliding, and a cylindrical container 39 can be fitted with a collection container V in the same manner as in a fourth embodiment described later. It has become.
Further, at the pressing slide start position where the pressing member 36 abuts on the locking portion 32d, the distal end portion 17a is from the opening 3a of the film 3 formed in the adsorbing portion 4 of the saliva collection sheet 1 accommodated in the case body 32. Located on the far side. Thereby, it is possible to prevent the distal end portion 17a from being caught by the opening 3a during the press slide. This configuration is preferably the same in other embodiments.

FIG. 8 is an exploded perspective view of the saliva collection kit according to the fourth embodiment.
In this embodiment, as in the third embodiment, the case 41 includes only the case main body 42, and the rear end portion of the case main body 42 is formed as a grip portion 48 so as to be easily held when pressed and slid, for example, a cylindrical tip portion 49. Can be equipped with a collection container V.
On the side wall 42 c of the recessed portion 44 of the case body 42, a plate-like protruding portion 42 b protruding inward is installed, and the saliva collection sheet 1 is placed between the protruding portion 42 b and the seating surface of the recessed portion 44. Insert and place. The pressing member 46 has slits 45, 45 fitted on the side walls 42c, 42c, a head 46a that presses and slides on the saliva collection sheet 1, a recess 47a that is substantially the same width as the absorbent body 2, and both ends. A plate-like tip portion 47 that squeezes out saliva by sliding between the protruding portions 42b and 42b, and side plate portions 47b and 47b that are formed on both sides of the protruding portion 42 and slide below the protruding portion 42b. Have.
In this embodiment, since the saliva collection kit lid 13 is not provided, the manufacturing cost is further reduced.

Next, modifications of the saliva collection kits 10 and 30 according to the respective embodiments will be described.
9 and 10 show other means for preventing the saliva collection sheet 1 from shifting.
In FIG. 9, the convex pin 52 b is formed on the seating surface of the concave portion 54 of the case body 52, and the convex pin 52 b is inserted into the hole 1 b provided in the peripheral portion of the saliva collection sheet 1 to prevent the saliva collection sheet 1 from being displaced. To do. The convex pin 52b and the hole 1b constitute a slip prevention part.

In FIG. 10, a lattice-like groove 64 d is formed on the seating surface of the recessed portion 64 of the case main body 62 to increase the frictional resistance and prevent the saliva collection sheet 1 from shifting. A ridge may be formed in place of the groove 64d.
Although not shown, in order to increase the frictional resistance, elastomer or silicone rubber may be attached to the seating surface, and the case body is made of a non-slip material such as vinyl chloride resin or acrylic resin. Also good. Or you may make it pinch | interpose the peripheral part of the saliva collection sheet | seat 1 with a cover body and a case main body.

11 and 12 show a modification of the pressing member.
In FIG. 11, a protrusion 57 b having a substantially semicircular cross section is formed on the lower surface of the distal end portion 57 of the pressing member 56 along a substantially arc-shaped recess 57 a in plan view. Thereby, the area of the pressing member 56 which contacts the saliva collection sheet 1 is reduced, and the frictional resistance is reduced. Moreover, since contact pressure becomes large, saliva can be squeezed out from the absorber 2 reliably.
Moreover, in FIG. 12, the front-end | tip part 67 of the press member 66 is notched, the roller 67b is attached to that part, and saliva is squeezed out from an absorber using rotation of the roller 67b.

13 and 14 show a modification of the saliva collection kit 10.
FIG. 13 shows a modification of the saliva collection kit 10 according to the first embodiment. In the figure, a pair of pressing members 13c, 13c, for example, are provided on the back surface of the lid body 13 along the long sides on both sides thereof. ing. With the lid 13 attached to the case main body 12, both ends of the saliva collection sheet 1 are pressed against the seating surface of the recess 14 by the pair of pressing members 13 c and 13 c. Thus, it is possible to reliably prevent the saliva collection sheet 1 from being displaced or bent in the case 11 when the pressing member 16 is slid.
FIG. 14 is a modified example of the saliva collection kit 10 according to the second embodiment, and holding members 23 c and 23 c are provided on both sides of the back surface of the lid 23. The saliva collection sheet 1 in the case 21 can be pressed by the pressing members 23c and 23c as in FIG.
The pressing members 13c and 23c do not necessarily have a plate shape extending in the longitudinal direction of the lids 13 and 23, and may have a rod-like configuration that holds only a part of the saliva collection sheet 1, in which case It is preferable to provide the saliva collection sheet 1 on the suction part 4 side in order to prevent a shift or the like.

FIG. 15 shows a modification of the tip portions 39 and 49 of the saliva collection kits 10 and 30. FIG. 15 (a) shows a semi-cylindrical tip 39A having a substantially arc-shaped cross section. Thereby, the saliva pushed out from the collection holes 5 by the pressing members 36, 46 and the like is easily discharged from the tip 39A of the case or the case main body. FIG. 15B shows a semi-roofed tip portion 39B having a substantially arc-shaped cross section.
According to these cases, saliva can be smoothly discharged and collected while preventing the saliva from adhering to the tip due to surface tension.
As mentioned above, although saliva collection kits 10 and 30 were explained about an example of a bodily fluid collection kit concerning the present invention, the present invention is not limited to the above-mentioned example, and can be suitably changed in the range which does not deviate from the meaning. is there. In the above embodiment, saliva is taken as an example of the body fluid, but it can be used for other body fluids such as sweat and nasal discharge.

It is a perspective view which shows the saliva collection kit by the 1st Example of this invention. It is a disassembled perspective view of the saliva collection kit shown in FIG. It is a fragmentary perspective view of a front-end | tip part of a press member, (a) has shown the case where a front-end | tip is smooth, (b) has shown the case where the recessed part is formed in the front-end | tip. It is a disassembled perspective view of the saliva collection kit by the 2nd example of the present invention. The saliva collection kit by the 3rd Example of this invention is shown, (a) is the top view, (b) is a sectional side view. The case of the saliva collection kit shown in FIG. 5 is shown, (a) is a top view, (b) is a side view. The pressing member in a 3rd Example is shown, (a) is a front side top view, (b) is a back side top view, (c) is an AA sectional view. It is a disassembled perspective view which shows the saliva collection kit by 4th Example of this invention. It is a figure which shows the other means which prevents the shift | offset | difference of a saliva collection sheet | seat. It is a figure which shows the other means which prevents the shift | offset | difference of a saliva collection sheet | seat. It is a figure which shows the 1st modification of a press member. It is a figure which shows the 2nd modification of a press member. It is a longitudinal cross-sectional view which shows the modification of the case by 1st Example. It is a longitudinal cross-sectional view which shows the modification of the case by 2nd Example. (A), (b) It is a fragmentary perspective view which shows the 1st modification of the front-end | tip part of a case, and a 2nd modification.

Explanation of symbols

1 Saliva collection sheet (body fluid collection sheet)
1a Notch 1b Hole 2 Absorber 3 Film 4 Adsorption part 5 Recovery hole 6 Detection part 10, 30 Saliva collection kit (body fluid collection kit)
11, 21, 31, 41 Case 12, 22, 32, 42, 52, 62 Case main body 13, 23 Lid 13b, 23b Slide groove 14, 24, 34, 44, 54, 64 Recess 16, 36, 46, 56, 66 Pressing members 16a, 36a, 46a Head portions 17, 37, 47, 57, 67 Tip portions 17a, 37a, 47a, 57a Concavities 22b, 32b, 42b Protruding portions 52b Convex pins V Collection container

Claims (1)

A body fluid collecting sheet provided with an adsorption part that is coated with a film so that a sheet-like absorbent body adheres, and a collecting part that collects the attached body fluid, a case that stores the body fluid collecting sheet, and the case And a pressing member for taking out the bodily fluid adhering to the bodily fluid collecting sheet from the collecting part.

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