CN114711826A

CN114711826A - Stool sampling device

Info

Publication number: CN114711826A
Application number: CN202210158925.3A
Authority: CN
Inventors: 陈屏润
Original assignee: West China Hospital of Sichuan University
Current assignee: West China Hospital of Sichuan University
Priority date: 2022-02-21
Filing date: 2022-02-21
Publication date: 2022-07-08
Anticipated expiration: 2042-02-21
Also published as: CN114711826B

Abstract

The invention provides a stool sampling device, and relates to the technical field of medical examination tools. The sampling cup comprises a sample storage cup, a cup cover covering the sample storage cup and a sampling piece for picking up a sample, wherein the sampling piece is connected with the cup cover and extends into the sample storage cup; the sampling piece is of a telescopic structure. The invention utilizes the telescopic sampling piece, is convenient for the patient to collect the stool sample in the toilet, and is also convenient for carrying; the invention has simple structure and low production cost during manufacturing, and can be widely popularized in various medical institutions.

Description

Stool sampling device

Technical Field

The invention relates to the technical field of medical examination tools, in particular to a stool sampling device.

Background

Excrement and urine inspection is one of clinical routine inspection, and at present, when the clinical laboratory of hospital is carrying out the sample of excrement, the doctor generally gives a sample cup for the patient, lets the patient hold the sample cup by oneself and go to the lavatory and take a sample, and the bowl cover inboard of sample cup is equipped with a sampling piece, and the patient uses the sampling piece to take a sample, hands over the testing personnel after the sample and detects, need reuse the sampling piece during the detection and take out the sample excrement from the bottle. This kind of sampler has the drawback, can only go on the squatting pan, to the inconvenient patient of action, generally use the squatting pan like the lavatory, but, because the degree of depth of squatting pan is greater than the degree of depth of squatting pan, consequently make the patient need squat down and stretch into the sampling in the squatting pan when the sampling, make the patient have very big rejection in the psychology like this, in addition the degree of depth of squatting pan is darker, so from gathering the sample excrement in the squatting pan very inconvenient, the sample is difficult. In view of the above, the present inventors propose a stool sampling device.

Disclosure of Invention

The invention aims to provide a stool sampling device which is convenient for a patient to collect a stool sample in a toilet and is safe, sanitary and convenient to operate; especially, the problem of inconvenient test and sampling of the existing excrement is solved aiming at the liquid excrement.

The embodiment of the invention is realized by the following steps:

the embodiment provides a stool sampling device, which comprises a sample storage cup, a cup cover covering the sample storage cup and a sampling piece for picking up a sample, wherein the sampling piece is connected with the cup cover and extends into the sample storage cup; the sampling piece is of a telescopic structure.

In some embodiments of the present invention, the sampling member includes a picking member, an outer sleeve, an inner sleeve sleeved in the outer sleeve, and an elastic positioning member disposed between the outer sleeve and the inner sleeve, a positioning hole matched with the elastic positioning member is disposed on a side wall of the outer sleeve, another end of the outer sleeve is hinged to an inner side wall of the cup cover, and another end of the inner sleeve is connected to the picking member.

In some embodiments of the present invention, the cup cover includes a covering portion and a mounting portion disposed inside the covering portion, the outer sleeve is hinged to the mounting portion through a rotating shaft, and a side wall of the covering portion is provided with a notch adapted to the outer sleeve.

In some embodiments of the present invention, the device further includes a clamping shaft disposed on the outer sleeve, and the mounting portion is disposed with a first clamping interface engaged with the clamping shaft.

In some embodiments of the present invention, the cover further includes a second engaging opening engaged with the engaging shaft, and the second engaging opening is disposed on the sidewall of the covering portion and located in the notch.

In some embodiments of the present invention, the positioning holes are a plurality of positioning holes, and the plurality of positioning holes are uniformly distributed along a vertical direction.

In some embodiments of the present invention, the cup further includes an annular partition plate disposed in the sample storage cup, the cup cover further includes a sealing portion detachably connected to the annular partition plate, and the mounting portion is located outside the annular partition plate.

In some embodiments of the present invention, the elastic positioning element is a spring plate.

In some embodiments of the invention, the inner sleeve is integrally formed with the picking member.

In some embodiments of the invention, the picking member is a spoon or fork.

Compared with the prior art, the embodiment of the invention at least has the following advantages or beneficial effects:

the embodiment of the application provides a stool sampling device which comprises a sample storage cup, a cup cover covering the sample storage cup and a sampling piece for picking up a sample, wherein the sampling piece is connected with the cup cover and extends into the sample storage cup; the sampling piece is of a telescopic structure.

When the device is actually used, a patient can extend the sampling piece to increase the length of the sampling piece, so that a stool sample can be conveniently collected in the toilet; after the collection is finished, the sample storage cup can be sealed by the cup cover, if a stool sample with infectious pathogenic microorganisms is encountered, the propagation of germs in the stool can be effectively prevented, and air pollution can not be caused. Is particularly suitable for stool sampling. The stool sampling device has simple structure, safety, sanitation and convenient use, and can not cause germ spread, especially in the period of new coronary pneumonia pandemics.

Drawings

To more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, and it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope. For a person skilled in the art, it is possible to derive other relevant figures from these figures without inventive effort.

Fig. 1 is a schematic view showing the overall construction of a stool sampling device of the present invention;

FIG. 2 is a schematic structural diagram of a sampling member according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of an outer sleeve according to an embodiment of the present invention.

Icon: 100. a sample storage cup; 110. sampling; 111. an outer sleeve; 112. an inner sleeve; 113. picking up the part; 114. a spring plate; 115. positioning holes; 120. a cup cover; 121. a covering part; 122. an installation part; 123. a sealing part; 130. clamping a shaft; 140. a first card interface; 150. a second card interface; 160. an annular partition.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the embodiments of the present invention, it should be noted that, if the terms "upper", "lower", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention usually put out when in use, the orientations or positional relationships are only used for convenience of describing the present invention and simplifying the description, but the terms do not indicate or imply that the devices or elements that are referred to must have specific orientations, be constructed and operated in specific orientations, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not require that the components be absolutely horizontal, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the embodiments of the present invention, "a plurality" represents at least 2.

In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Example 1

Referring to fig. 1, the present embodiment provides a stool sampling device, which includes a sample storage cup 100, a cup cover 120 covering the sample storage cup 100, and a sampling member 110 for picking up a sample, wherein the sampling member 110 is connected to the cup cover 120 and extends into the sample storage cup 100; the sampling member 110 has a telescopic structure.

In this embodiment, the sample storage cup 100 has a cylindrical structure, and the sample storage cup 100 has a storage chamber therein for storing the collected stool sample; the sample storage cup 100 and the cup cover 120 are covered by threads, and the inner side of the cup cover 120 is provided with a retractable sampling piece 110 for sampling; the sampling piece 110 comprises an outer sleeve 111, an inner sleeve 112 and a picking piece 113, wherein the picking piece 113 adopts a spoon, the inner sleeve 112 is sleeved in the outer sleeve 111 in a threaded manner, and the extension or the shortening of the inner sleeve 112 and the outer sleeve 111 are realized through threads; the other end of the inner sleeve 112 is connected with the picking part 113, and the other end of the outer sleeve 111 is connected with the inner side of the cup cover 120, so that the whole sampling part 110 can be placed in the sample storage cup 100, the sampling part is prevented from being damaged due to the action of external force, and meanwhile, the sampling part 110 is prevented from being polluted by dust and bacteria in the air. The whole excrement sampling device can be made of the existing hard plastic, so that the production cost of a manufacturer can be reduced.

In some other embodiments based on this embodiment, the picking member 113 may further adopt a fork to facilitate sampling of the dry feces.

In practical use, the patient's telescopic sampling piece 110 collects stool samples in the toilet, the sample storage cup 100 is used for storing the stool samples, and then the cup cover 120 is screwed down, so that the sampled stool is stored in the sample storage cup 100 and is in a closed state, thereby effectively preventing the propagation of germs in the stool, avoiding odor overflow and improving the safety of hospital environment.

Example 2

Referring to fig. 1 to fig. 3, the present embodiment provides the following technical solutions based on embodiment 1: the sampling member 110 comprises a picking member 113, an outer sleeve 111, an inner sleeve 112 sleeved in the outer sleeve 111, and an elastic positioning member arranged between the outer sleeve 111 and the inner sleeve 112, wherein a positioning hole 115 matched with the elastic positioning member is arranged on the side wall of the outer sleeve 111, the other end of the outer sleeve 111 is hinged with the inner side wall of the cup cover 120, and the other end of the inner sleeve 112 is connected with the picking member 113.

In this embodiment, the sampling member 110 includes a picking member 113, an outer sleeve 111, an inner sleeve 112 and an elastic positioning member, the elastic positioning member is a spring plate 114, and the inner sleeve 112 is sleeved inside the outer sleeve 111; mounting the spring plate 114 to the inner sleeve 112 such that the spring plate 114 is between the outer sleeve 111 and the inner sleeve 112; the side wall of the outer sleeve 111 is provided with four positioning holes 115, the positioning holes 115 are uniformly distributed along the vertical direction of the outer sleeve 111, and can be matched with the spring piece 114 to realize clamping and fixing between the outer sleeve 111 and the inner sleeve 112, so that the outer sleeve 111 and the inner sleeve 112 are fixed; the other end of the outer sleeve 111 is hinged with the inner side wall of the cup cover 120, and the other end of the inner sleeve 112 is connected with the picking piece 113.

When in use, the inner sleeve 112 extends out of the outer sleeve 111, and the positioning hole 115 and the spring piece 114 are matched to realize clamping and fixing between the two, and at the moment, the sampling piece 110 is stretched and extended; when the patient needs to be shortened, the patient can forcibly compress the inner sleeve 112 into the outer sleeve 111 to force the spring piece 114 between the outer sleeve 111 and the inner sleeve 112 to be staggered with the positioning hole 115, so that the locking function between the outer sleeve 111 and the inner sleeve 112 is released, and the inner sleeve 112 is retracted into the outer sleeve 111. Because the sampling piece 110 is hinged with the cup cover 120, a patient can hold the cup cover 120 between the thumb and other fingers without holding the whole cup cover 120, and the use is more convenient; in addition, the whole cup cover 120 can avoid the obstruction of the sight line of the patient in the sampling process.

In some other embodiments based on this embodiment, the elastic positioning element may also be made of elastic material such as silicon rubber instead of the spring plate 114.

Example 3

Referring to fig. 1, the present embodiment provides the following technical solutions based on embodiment 2: the cup cover 120 includes a covering portion 121 and an installation portion 122 disposed inside the covering portion 121, the outer sleeve 111 is hinged to the installation portion 122 through a rotating shaft, and a notch matched with the outer sleeve 111 is disposed on a side wall of the covering portion 121.

In this embodiment, the cup cover 120 includes a covering portion 121 and a mounting portion 122, the covering portion 121 has a horizontal sidewall and a vertical sidewall, and the vertical sidewall is located at an edge of the horizontal sidewall; the mounting part 122 is a cuboid structure and is arranged on the horizontal side wall and positioned on the inner side of the horizontal side wall, and a rotating hole is formed in the mounting part 122; the end of the outer sleeve 111 is provided with a U-shaped notch. During assembly, the mounting portion 122 can extend into the U-shaped notch, and then the rotating shaft penetrates through the rotating hole to connect the mounting portion and the mounting portion, so that the outer sleeve 111 is hinged to the mounting portion 122. The vertical side wall of the covering part 121 is provided with a notch matched with the outer sleeve 111, so that the sampling device is ensured to be in a horizontal state when in use.

Example 4

Referring to fig. 1 and fig. 3, the present embodiment provides the following technical solutions based on embodiment 3: the locking device further comprises a locking shaft 130 arranged on the outer sleeve 111, and the mounting portion 122 is provided with a first locking interface 140 locked with the locking shaft 130.

In this embodiment, in order to ensure that the sampling device is not used and is in a vertical state without free rotation, the clamping shaft 130 is arranged in the U-shaped notch of the outer sleeve 111, the first clamping interface 140 is arranged at the end of the mounting portion 122, the opening of the first clamping interface 140 is slightly smaller than the diameter of the clamping shaft 130, the clamping shaft 130 can be clamped in the first clamping interface 140, the fixing of the sampling piece 110 is realized, and the sampling piece 110 is prevented from swinging in the sample storage cup 100.

Example 5

Referring to fig. 1, the present embodiment provides the following technical solutions based on embodiment 4: the cover further includes a second card interface 150 engaged with the shaft 130, and the second card interface 150 is disposed on the sidewall of the cover portion 121 and located in the opening.

In this embodiment, in order to guarantee when this sampling device is using, be in the horizontality and not take place the free rotation, be equipped with second joint interface 150 on the breach that lid closed portion 121, the opening of second joint interface 150 slightly is less than the diameter of card axle 130, guarantees that card axle 130 can the block in second joint interface 150, realizes sampling piece 110's fixed, and it is more convenient to use.

Example 6

Referring to fig. 1, the present embodiment provides the following technical solutions based on embodiment 3: the sample storage cup further comprises an annular partition plate 160 arranged in the sample storage cup 100, the cup cover 120 further comprises a sealing part 123 detachably connected with the annular partition plate 160, and the mounting part 122 is located on the outer side of the annular partition plate 160.

In this embodiment, an annular partition 160 is provided in the sample storage cup 100, the annular partition 160 divides the storage chamber into two chambers, and the inside of the annular partition 160 is a sample storage chamber for storing a stool sample; the outer part of the annular partition 160 is a storage cavity, and the mounting part 122 is positioned above the storage cavity, so that the sampling piece 110 can be conveniently placed; this avoids agitation of the stool sample by the sampling member 110. The inner side of the horizontal side wall of the cup cover 120 is provided with a cylindrical sealing part 123, the outer side of the sealing part 123 is provided with an external thread, the upper part of the inner side of the annular partition plate 160 is provided with an internal thread which can be matched with the external thread of the sealing part 123, the two are sealed by the threads, and the purpose of the invention is to prevent the sampling piece 110 from being excessively polluted by the liquid excrement caused by dumping or shaking.

In some other embodiments based on this embodiment, the annular partition 160 and the sealing portion 123 can be closed by means of a snap fit.

Example 7

The present embodiment proposes, based on the technical solution of embodiment 1: the inner sleeve 112 is integrally formed with the picking member 113.

In this embodiment, the integral forming process is mainly used in manufacturing, which means that a part is manufactured by one-time processing, and the whole process is finished by one process without performing two or more processes. The integrated forming and the non-integrated forming are two different manufacturing processes, and the manufactured product or part is a whole without any connection, and has higher quality and longer service life compared with the non-integrated forming. The integral groove body section and the connecting section are integrally formed, the integrity of the handheld portion can be guaranteed, and the integral groove body section and the connecting section are favorable for high stability and precision in use.

The inner sleeve 112 and the picking piece 113 are integrally formed through injection molding, and the structure is stable, solid and firm; and the production process is less, and the manufacturing cost is low.

In summary, the embodiment of the present invention provides a stool sampling device, which includes a sample storage cup 100, a cup cover 120 covering the sample storage cup 100, and a sampling element 110 for picking up a sample, wherein the sampling element 110 is connected to the cup cover 120 and extends into the sample storage cup 100; the sampling member 110 has a telescopic structure.

In practical use, the patient can extend the sampling member 110 to increase the length thereof, so that the excrement sample can be conveniently collected in the toilet; after collection is completed, the sample storage cup 100 can be closed by the cup cover 120, and if a stool sample with infectious pathogenic microorganisms is encountered, the propagation of germs in the stool can be effectively prevented, and air pollution can not be caused. Is particularly suitable for stool sampling. The stool sampling device has simple structure, safety and sanitation, is convenient to use, and can not cause germ transmission, especially in the period of new coronary pneumonia pandemics.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A stool sampling device, characterized by: the sampling cup comprises a sample storage cup, a cup cover covering the sample storage cup and a sampling piece for picking up a sample, wherein the sampling piece is connected with the cup cover and extends into the sample storage cup; the sampling piece is of a telescopic structure.

2. A stool sampling device according to claim 1, wherein: the sampling piece is located including picking up piece, outer tube, cover interior sleeve pipe in the outer tube, locating the outer tube with interior elastic positioning element between the sleeve pipe, the lateral wall of outer tube be equipped with elastic positioning element matched with locating hole, the other end of outer tube with the inside wall of bowl cover is articulated, interior sheathed tube other end with it connects to pick up the piece.

3. A stool sampling device according to claim 2, wherein: the bowl cover closes the portion and locates including the lid the inboard installation department of portion, the outer tube through the pivot with the installation department is articulated, the portion lateral wall that closes be equipped with the breach of outer tube looks adaptation.

4. A stool sampling device according to claim 3 wherein: still including locating the card axle of outer tube, the installation department be equipped with the first joint interface of card axle looks block.

5. A stool sampling device according to claim 4, wherein: still include with the second joint interface of card axle looks block, the second joint interface is located the lateral wall that the lid closed the portion, and is located in the breach.

6. A stool sampling device according to claim 2, wherein: the positioning holes are multiple and are uniformly distributed in the vertical direction.

7. A stool sampling device according to claim 3 wherein: still including locating store up annular baffle in the appearance cup, the bowl cover still include with annular baffle can dismantle the sealing of connection, the installation department is located the annular baffle outside.

8. A stool sampling device according to any one of claims 2 to 7, wherein: the elastic positioning piece is a spring piece.

9. A stool sampling device according to claim 8 wherein: the inner sleeve and the picking piece are integrally formed.

10. The stool sampling device of claim 9, wherein: the picking piece is a spoon or a fork.