CN211292136U - Quantitative excrement collecting device - Google Patents
Quantitative excrement collecting device Download PDFInfo
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- CN211292136U CN211292136U CN201921627127.0U CN201921627127U CN211292136U CN 211292136 U CN211292136 U CN 211292136U CN 201921627127 U CN201921627127 U CN 201921627127U CN 211292136 U CN211292136 U CN 211292136U
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- 238000005070 sampling Methods 0.000 claims abstract description 89
- 238000002156 mixing Methods 0.000 claims abstract description 33
- 239000007788 liquid Substances 0.000 claims abstract description 17
- 239000011148 porous material Substances 0.000 claims abstract description 14
- 230000002550 fecal effect Effects 0.000 claims description 14
- 238000007789 sealing Methods 0.000 claims description 9
- 239000010902 straw Substances 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 claims 1
- 125000003003 spiro group Chemical group 0.000 claims 1
- 239000003085 diluting agent Substances 0.000 abstract description 13
- 239000003761 preservation solution Substances 0.000 abstract description 6
- 238000011002 quantification Methods 0.000 abstract description 3
- 239000000523 sample Substances 0.000 abstract description 2
- 210000002700 urine Anatomy 0.000 description 11
- 238000007790 scraping Methods 0.000 description 8
- 210000003608 fece Anatomy 0.000 description 5
- 238000002955 isolation Methods 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 244000005700 microbiome Species 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000003755 preservative agent Substances 0.000 description 2
- 230000002335 preservative effect Effects 0.000 description 2
- 206010012735 Diarrhoea Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003759 clinical diagnosis Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000000968 intestinal effect Effects 0.000 description 1
- 239000003550 marker Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 239000012898 sample dilution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a quantitative excrement collecting device, which comprises a mixing pipe, a sampling pipe and a sleeve; the upper end of the mixing tube is open, and a diaphragm is arranged at the open end of the mixing tube; the lower end of the sampling pipe is opened, the lower end of the sampling pipe is provided with a pipe cover, the pipe cover is detachably arranged at the lower end of the sampling pipe, a collecting cavity is formed between the lower end of the sampling pipe and the pipe cover, and a plurality of pores are formed outside the collecting cavity; the sampling tube is arranged in the sleeve, the sleeve is detachably arranged in the mixing tube, a proper amount of medical liquid is arranged in a closed space below the diaphragm, and the medical liquid is positioned in the mixing tube; excrement is quantitatively collected through the matching of the tube cover and the hole, and whether the excrement is isolated or not is controlled through the diaphragm. Simple structure, convenient sampling and accurate quantification, and can disperse the sample and diluent or preservation solution according to a proper proportion.
Description
Technical Field
The utility model relates to the field of medical equipment, especially, relate to a quantitative excrement and urine collection system.
Background
The detection of the stool sample has important value in clinical diagnosis, and the research on intestinal microorganisms and human health is in a new stage in recent years, and the microorganisms in the stool can be a potential diagnosis marker and can also be good medicine for treating diseases. Therefore, correct collection of a stool sample is particularly important. The current commercial excrement collecting device is simple and crude, and has a plurality of defects: the quantitative design is not available, the collection amount is possibly too much or too little, the quantitative collection of samples cannot be ensured, and the quantitative basis for components to be detected and microorganisms is lacked; the sample is not isolated from the diluent or the preservation solution, and the contact time cannot be controlled, so that some target detection components are degraded due to premature dilution; the mixing ratio of the sample and the diluent or the preservation solution can not be controlled, so that the dilution ratio among samples is inconsistent; no blending device is provided; sample dilutions or storage solutions are prone to spillage.
Patent document 1(CN106501018A) discloses a stool sampling device, which includes a sampling bottle having a cavity and a sampling rod inserted in the sampling bottle; a baffle plate for dividing the cavity of the sampling bottle into a sampling space and an isolation space is arranged in the sampling bottle, diluent is filled in the sampling space, one end of the sampling rod penetrates through the baffle plate from the isolation space and then is soaked in the diluent in the sampling space, and the other end of the sampling rod is fixedly connected with the bottle opening of the sampling bottle in a threaded manner; the tip that is located the sampling stick in the sample space is provided with stores up just groove, stores up just groove and includes a plurality of straight flute and a plurality of horizontal groove, the straight flute with the length direction of sampling stick is parallel, horizontal groove with the length direction of sampling stick is mutually perpendicular. And a sealing ring which separates the annular bulge from the annular baffle and seals the sampling space is arranged between the annular bulge and the annular baffle. The bottleneck of sampling bottle is provided with the internal thread, the sampling stick be provided with internal thread assorted external screw thread. The tail end of the sampling rod is provided with a groove. This patent uses and stores up the excrement and urine groove and carry out quantitative collection to excrement and urine, but can not ensure that excrement and urine is automatic to be full of whole excrement and urine groove, and the rare just is difficult to adhere to, can not reach the purpose of quantitative collection.
Patent document 2(CN203191221U) discloses a quantitative feces collection bottle, which comprises a bottle cap sleeve, a rubber cap, a transparent plastic bottle body and a bottle seat, wherein four symmetrical round tubes are arranged on the rubber cap, grooves are arranged on the walls of the lower segments of the round tubes, a pillar is arranged in the round tube, a convex ring is arranged on the lower segment of the pillar, a pressing plate is arranged at the upper end of the pillar, a round clamping groove is arranged on the outer edge of the lower end of each of the four symmetrical round tubes, a round-shaped bulge is arranged in the round clamping groove, a sleeve with gradually reduced caliber size is arranged on the round-shaped bulge, a communicating cavity is arranged in the center of the rubber cap, a threaded connection is arranged on the lower segment of the communicating cavity, a hollow round tube is arranged on the threaded connection, a cylindrical collection cavity is arranged on the lower segment of the hollow round tube, a piston sheet is, the transparent plastic bottle body is provided with scales, the edge of the rubber cover is provided with a water filling port, the water filling port is provided with an elastic sealing film, the lower section of the transparent plastic bottle body is provided with a funnel, the root of the funnel is provided with a filter screen, and the lower section of the funnel is provided with a water outlet. This patent uses cylindrical collection chamber to carry out the ration collection to excrement and urine, but the collection chamber of under shed is not suitable for the rare just collection, also can not guarantee that excrement and urine is full of whole cavity, and the preservative solution need add in addition behind the diluent, and troublesome poeration and ration reliability are poor.
Patent document 3(CN109490005A) discloses a quantitative stool sampling device including: the sampling device comprises a sampling head, a sampling handle and a capacity control sleeve; the sampling head is of a hollow cylindrical structure, the opening of the first end of the sampling head faces downwards, and the second end of the sampling head is blocked by a bottom cover; a plurality of strip seams communicated with the inner cavity are arranged on the outer circumferential surface of the sampling head; the sampling handle includes: the bottom of the sliding rod is butted with the second end of the sampling head; the capacity control sleeve is sleeved outside the sliding rod and can slide up and down on the sliding rod; the inner diameter of the capacity control sleeve is equal to the outer diameter of the sampling head. This patent uses the cylinder structure of taking the strip seam to carry out the ration to excrement and urine, has solved excrement and urine and has filled the problem of cylinder intracavity, but can't ensure excrement and urine and flush with the cylinder open end, leads to the ration inaccurate.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, one of the purposes of the utility model is to provide a device capable of accurately and quantitatively collecting excrement samples, which can solve the problems of quantification and isolation. The device convenient to use can carry out the ration collection to excrement and urine sample, and the diluent or preserve liquid and sample can suitably be proportioned, suitable save and transport.
The utility model discloses an one of the purpose adopts following technical scheme to realize:
a quantitative excrement collecting device comprises a mixing pipe, a sampling pipe and a sleeve; the upper end of the mixing pipe is open, and a diaphragm is arranged at the open end of the mixing pipe; the sampling tube is provided with an opening at the lower end, a tube cover is arranged at the lower end of the sampling tube, the tube cover is detachably arranged at the lower end of the sampling tube, an acquisition cavity is formed between the lower end of the sampling tube and the tube cover, and a plurality of pores are arranged on the outer side of the acquisition cavity; the sampling tube is arranged in the sleeve, the sleeve is detachably arranged in the mixing tube, a proper amount of medical liquid is arranged in a closed space below the diaphragm, and the medical liquid is positioned in the mixing tube; excrement is quantitatively collected through the matching of the tube cover and the pore, and whether the excrement is isolated or not is controlled through the diaphragm.
Further, the sampling pipe is provided with a sample scraping sleeve, and the sample scraping sleeve is located outside the sampling pipe and can slide up and down.
Furthermore, the upper end of the sampling pipe is closed, an embedding hole is formed in the upper end of the sampling pipe, and the opening of the embedding hole is upward; the sampling pipe upper end is provided with the top cap, the top cap is provided with the arch, protruding buckle in inlay the hole.
Further, the upper end of the sleeve is provided with an annular clamping groove, and the top cover is embedded into the annular clamping groove.
Furthermore, a connecting plate is arranged in the middle of the collecting pipe, a sealing ring is arranged on the outer edge of the connecting plate, the connecting plate is located in the sleeve, and the sealing ring is attached to the sleeve.
Further, the quantitative excrement collecting device further comprises a straw, and the straw is used for collecting loose excrement.
Further, the mixing tube is cylindrical.
Further, the sleeve is provided with an internal thread, the mixing tube is provided with an external thread, and the sleeve is in threaded connection with the mixing tube.
Furthermore, the pores are circular and distributed on the peripheral wall of the outer side of the collecting cavity.
Further, the cross section of the tube cover has the same size as the cross section of the collection cavity.
Compared with the prior art, the beneficial effects of the utility model reside in that:
1. excrement is quantitatively collected through the matching of the tube cover and the hole, whether the excrement is isolated or not is controlled through the diaphragm, the structure is simple, the sampling is convenient and fast, the quantification is accurate, and the sample and diluent or preservation solution can be dispersed according to a proper proportion.
2. Through sealing the collection chamber, get rid of the unnecessary sample that overflows and ensure the accuracy of ration collection, keep apart sample and medical liquid simultaneously, be convenient for mix when necessary, make sample contact diluent or preserve liquid become controllable operation, the flexibility ratio is high.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic view of a preferred embodiment of the device for quantitatively collecting feces according to the present invention;
FIG. 2 is a view showing a structure of a straw in the quantitative fecal sampling apparatus of FIG. 1;
FIG. 3 is a schematic view of the operation of the quantitative stool collection device of FIG. 1 for sampling the thick stool;
FIG. 4 is a schematic view of the operation of the quantitative fecal sampling device shown in FIG. 1;
fig. 5 is a schematic diagram illustrating mixing of feces and diluent or preservation solution in the feces quantitative collection device shown in fig. 1.
In the figure: 1. a mixing tube; 11. end threads; 12. a diaphragm; 13. a medical fluid; 14. a metal ball; 2. a sampling tube; 21. a collection chamber; 211. a pore; 212. a tube cover; 22. scraping the sample sleeve; 221. a conical shroud; 23. a connecting plate; 24. embedding holes; 231. a seal ring; 3. a sleeve; 31. an internal thread; 32. an annular neck; 33. a top cover; 331. a protrusion; 4. a straw; 5. a sampling tray.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1, the present application discloses a quantitative fecal collecting device, which includes a mixing tube 1, a sampling tube 2, a sleeve 3 and a straw 4.
With continued reference to fig. 2, the mixing tube 1 includes an end thread 11, a diaphragm 12, and a medical liquid 13, wherein in actual use, the medical liquid 13 is a diluent or a preservative solution, and is matched with a metal ball 14; the septum 12 seals the medical liquid 13 inside the mixing tube 1; the sampling tube 2 comprises a collecting cavity 21, a sample scraping sleeve 22, a middle connecting plate 23 and an embedding hole 24 with an upward opening at the upper end; the peripheral wall of the collection cavity 21 is provided with a round or other-shaped pore 211, and a pipe cover 212 is connected to the opening of the collection cavity 21 and used for closing the collection cavity 21, so that the volume of the collected sample is accurate and fixed; the middle part of the sampling tube 2 is provided with a connecting plate 23, and the outer edge of the connecting plate is provided with a sealing ring 231; the sleeve 3 is a tubular device covering the outer side of the sampling tube 2 and is connected with the sampling tube 2 through a connecting plate 23, and the sampling tube 2 can slide up and down in the sleeve 3; the lower end of the sleeve 3 is provided with internal threads 31 which are matched with the end threads 11 at the upper end of the mixing pipe 1; the upper end of the sleeve 3 is provided with an annular clamping groove 32; a top cover 33 used for fixing the upper part, wherein the top cover 33 is in a ring shape with a closed upper end and an opened lower end, and the bottom of the ring-shaped wall of the top cover 33 can be embedded into the ring-shaped clamping groove 32 at the upper end of the sleeve 3; a protrusion 331 capable of being fitted into the fitting hole 24 is formed inside the closed end of the top cap; through closing collection chamber 21, get rid of the unnecessary sample that overflows and ensure the accuracy of ration collection, keep apart sample and medical liquid 13 simultaneously, be convenient for mix when necessary, make sample contact diluent or preserve liquid become controllable operation, the flexibility ratio is high.
When in actual use, the middle lower part of the middle connecting plate 23 of the sampling tube 2 is provided with the sample scraping sleeve 22 which can slide up and down, the inner diameter of the sample scraping sleeve 22 is equal to the outer diameter of the sampling tube 2, and the periphery of the sample scraping sleeve 22 is provided with a conical shield 221 with a downward opening. The connecting plate 23 is circular. The pipette 4 is a pasteur pipette with volumetric scales. The sampling tube 2 is arranged on the sleeve 3, the sleeve 3 is detachably arranged on the mixing tube 1, a proper amount of medical liquid 13 is arranged in a closed space below the diaphragm 12, and the medical liquid 13 is positioned in the mixing tube 1; feces are quantitatively collected through the matching of the tube cover 212 and the pore 211, whether the isolation is controlled through the diaphragm 12, the size of the cross section of the tube cover 212 is the same as that of the collection cavity 21, the connecting plate 23 is positioned in the sleeve 3, and the sealing ring 231 is attached to the inner side of the sleeve 3.
Preferably, the sampling tube's collection chamber 21 perimeter wall is provided with a circular or other shaped aperture 211 to facilitate sample filling of the collection chamber 21.
Preferably, a tube cover 212 is arranged at the opening of the sampling tube 2, the tube cover 212 is circular, the tube cover 212 is flexibly connected with the opening of the sampling tube 2, specifically, in this embodiment, the tube cover is detachably mounted at the lower end of the sampling tube, and the area of the tube cover 212 is equal to the cross section of the collection cavity 21, so as to close the collection cavity 21. The volume of quantitative sampling is V sampling volume which is V acquisition cavity + V pore. Where Vsample volume represents the volume of stool desired to be collected, Vcollection chamber represents the volume of the collection chamber, and Vpore represents the volume of the pore. Since the volume of the collection chamber and the volume of the pores are fixed and the lower end is provided with the tube cap 212, quantitative measurement is ensured.
With continued reference to fig. 3-5, when sampling is required, the mixing tube 1 is removed first, and the sampling tube 2 is used to sample thick stool, or the suction tube 4 is used to sample thin stool. When sampling thick excrement, the pipe cover 212 is in an open state, the sleeve 3 is held, the sampling pipe 2 is inserted into the excrement until the sample overflows from the pore 211 of the collection cavity, then the pipe cover 212 is pressed at the bottom of the sampling tray 5 to enable the collection cavity 21 to be closed, the sample scraping sleeve 22 slides downwards to scrape redundant samples, and the cover is screwed on the mixing pipe 1; when sampling loose stool, sucking a proper amount of sample (equal to the sampling volume of the acquisition cavity) by using a Pasteur pipette 4, dropwise adding the sample into a fixed space above a diaphragm 12 of a mixing tube 1, and screwing a sleeve 3 onto the mixing tube 1; when the fecal sample is required to be mixed with the diluent or the preservation solution 13, the top cover 33 is uncovered, the top of the sampling tube 2 is pressed down forcibly, the membrane 12 is poked to be broken, the mixture is inverted and mixed repeatedly, and the fecal sample is uniformly dispersed in the liquid according to the proportion. Novel structure, design benefit, the suitability is strong, the facilitate promotion.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.
Claims (10)
1. A quantitative excrement collecting device comprises a mixing pipe, a sampling pipe and a sleeve; the method is characterized in that:
the upper end of the mixing pipe is open, and a diaphragm is arranged at the open end of the mixing pipe;
the sampling tube is provided with an opening at the lower end, a tube cover is arranged at the lower end of the sampling tube, the tube cover is detachably arranged at the lower end of the sampling tube, an acquisition cavity is formed between the lower end of the sampling tube and the tube cover, and a plurality of pores are arranged on the outer side of the acquisition cavity;
the sampling tube is arranged in the sleeve, the sleeve is detachably arranged in the mixing tube, a proper amount of medical liquid is arranged in a closed space below the diaphragm, and the medical liquid is positioned in the mixing tube; excrement is quantitatively collected through the matching of the tube cover and the pore, and whether the excrement is isolated or not is controlled through the diaphragm.
2. The quantitative fecal collection device according to claim 1 wherein: the sampling pipe is provided with scrapes a kind sleeve, it is located to scrape a kind sleeve the sampling pipe outside and slidable from top to bottom.
3. The quantitative fecal collection device according to claim 1 wherein: the upper end of the sampling pipe is closed, an embedding hole is formed in the upper end of the sampling pipe, and the opening of the embedding hole is upward; the sampling pipe upper end is provided with the top cap, the top cap is provided with the arch, protruding buckle in inlay the hole.
4. The quantitative fecal collection device according to claim 3 wherein: the upper end of the sleeve is provided with an annular clamping groove, and the top cover is embedded into the annular clamping groove.
5. The quantitative fecal collection device according to claim 1 wherein: the sampling pipe middle part sets up the connecting plate, and the connecting plate outer edge is equipped with the sealing washer, the connecting plate is located in the sleeve, the sealing washer laminate in the sleeve.
6. The quantitative fecal collection device according to claim 1 wherein: the quantitative excrement collecting device further comprises a straw, and the straw is used for collecting loose excrement.
7. The quantitative fecal collection device according to claim 1 wherein: the mixing tube is cylindrical.
8. The quantitative fecal collection device according to claim 1 wherein: the sleeve pipe is provided with the internal thread, the hybrid tube is provided with the external screw thread, the sleeve pipe spiro union in the hybrid tube.
9. The quantitative fecal collection device according to claim 1 wherein: the pores are circular and distributed on the peripheral wall of the outer side of the collecting cavity.
10. The quantitative fecal collection device according to claim 1 wherein: the size of the cross section of the tube cover is the same as that of the cross section of the collection cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921627127.0U CN211292136U (en) | 2019-09-27 | 2019-09-27 | Quantitative excrement collecting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921627127.0U CN211292136U (en) | 2019-09-27 | 2019-09-27 | Quantitative excrement collecting device |
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| CN211292136U true CN211292136U (en) | 2020-08-18 |
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| CN201921627127.0U Active CN211292136U (en) | 2019-09-27 | 2019-09-27 | Quantitative excrement collecting device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110726590A (en) * | 2019-09-27 | 2020-01-24 | 康美华大基因技术有限公司 | Quantitative excrement collecting device |
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- 2019-09-27 CN CN201921627127.0U patent/CN211292136U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110726590A (en) * | 2019-09-27 | 2020-01-24 | 康美华大基因技术有限公司 | Quantitative excrement collecting device |
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