CN202547977U - Fluid sample collection device - Google Patents
Fluid sample collection device Download PDFInfo
- Publication number
- CN202547977U CN202547977U CN2012200646104U CN201220064610U CN202547977U CN 202547977 U CN202547977 U CN 202547977U CN 2012200646104 U CN2012200646104 U CN 2012200646104U CN 201220064610 U CN201220064610 U CN 201220064610U CN 202547977 U CN202547977 U CN 202547977U
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- collecting chamber
- sample
- eseparation ring
- ring
- eseparation
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Abstract
The utility model provides a fluid sample collection device, which comprises a sample collector and a separation ring, wherein the sample collector comprises a compressible absorption component and a collection cavity; the absorption component is used for collecting a sample; the collection cavity is used for receiving a fluid sample and consists of a side wall and a bottom; and the separation ring is used for fully separating the sample from the absorption component and is positioned in the collection cavity. According to the collection device provided by the utility model, the separation ring is additionally arranged, so that the space at the bottom of the absorption component and the collection cavity is expanded, and the absorption component can be fully extruded, thereby collecting sufficient liquid samples. In addition, the bottom of the collection cavity has slope, so that the flow-out of the sample can be quickened, thereby fully discharging the sample on the absorption component into the collection cavity.
Description
Technical field
The utility model relates to the fluid sample gathering-device, especially has the gathering-device of the cavity of collected fluid sample.
Background technology
Following background technology is used to help reader understanding's the utility model, and can not be considered to prior art.
In our society, illicit drug use has become a social concern of generally acknowledging and worsening day by day.2003, the U.S. Department of Health and Human Service investigation found have 1,950 ten thousand Americans or 8.2% age sucking illegal medicine the crowd more than 12 years old approximately." use illegal medicine recently " and be meant to investigate in previous month and used a kind of illegal medicine at U.S. Department of Health and Human Service.Hemp is found to be the most frequently used illegal medicine, accounts for 6.2% (1,460 ten thousand).Estimate that 2,300,000 people (1.0%) are using cocaine now, 604,000 people have used crack, have 1,000,000 people to use psychedelic, and estimate that 119,000 people are using heroin.
In order to hit drug abuse and this social concern of monitoring, drug test is for example employed in every profession and trade, education, physical culture, law enforcement etc. have become the standard detection program.In order to promote this effort, the drug test industry forms.This industry provides various drug test product.Can to the A urine sample collection device cup that sample is analyzed the test products of a classics.These devices possibly be complicated, difficulty or dirty concerning the user, or for concealing the situation of using illegal medicine recently, the problem that may cause sample to mingle.In addition, urine sample can't be collected in some occasion, for example in the roadside or the public arena.
Therefore need better method and device that sample is collected and detected.U.S. Pat 2004/0184954 just discloses other devices of collecting saliva and detecting with US2004/0237674.In these two patents, the apparatus and method of collecting and detect saliva all are provided, in these devices, after sample is sampled on the gatherer, through applying external force the sample in the absorption piece on the gatherer is expressed in the collecting chamber, and then detects.But sample can not all be extruded in the collecting chamber, saliva sample especially, and foam is many, and viscosity is high, and collecting amount reduces especially greatly; Thereby influence the detection of this fluid sample, perhaps no unnecessary sample is used for confirming after the pattern detection.
Summary of the invention
In order to address this problem, the device that the utility model provides a kind of new fluid sample to collect, this device comprises applicator, this applicator comprises the compressible absorption piece that is used to collect fluid sample; Receive the collecting chamber of fluid sample, this collecting chamber is made up of sidewall and bottom; This sample collection device also comprises the eseparation ring that sample and absorption piece are fully separated, and said eseparation ring is positioned at collecting chamber.
In the embodiment, eseparation ring is positioned at the bottom of collecting chamber.Preferred embodiment, certain spacing is arranged at eseparation ring and collecting chamber bottom.
After being provided with eseparation ring in the collecting chamber; When there is certain spacing in space, especially eseparation ring and the collecting chamber bottom that has promptly increased absorption piece and collecting chamber bottom, more make the absorption piece that is positioned at collecting chamber apart from the collecting chamber bottom apart from increasing; Having avoided absorption piece directly to contact with the collecting chamber bottom causes the absorption piece extruding insufficient; Simultaneously, make the space of the interior store fluid sample of collecting chamber increase, and; Also avoided discharging untimely causing and be back to the situation on the absorption piece again, thereby made that sample can be by sufficient discharge because of sample in the collecting chamber.
One the collecting chamber bottom has the support that supports eseparation ring more specifically in the embodiment, and this support makes eseparation ring be positioned at horizontal level.When eseparation ring was positioned at horizontal level, it is vertical with eseparation ring that applicator is put into the collection well back, promptly is in disposal site, is more conducive to the operator and forces on the applicator, thereby can push absorption piece more fully.
In order to guarantee that sample is discharged more fully, in some embodiments, eseparation ring is fixed in the collecting chamber.Like this, absorption piece can not push insufficient because of moving of eseparation ring when extruding.In some embodiments, eseparation ring and collecting chamber are integral structure.In other embodiments, eseparation ring and collecting chamber are split-type structural; One more specifically in the embodiment, eseparation ring and collecting chamber inboard have the structure of the fixedly separated ring that complements one another.In the embodiment, eseparation ring is circular, and supporting with collecting chamber inside, the eseparation ring overall diameter is identical with the collecting chamber internal diameter.
For sample is discharged fully, guarantee that simultaneously eseparation ring can hold out against operator's squeeze force, one preferred embodiment in, eseparation ring has engraved structure.In the concrete embodiment, the engraved structure of eseparation ring is the internal and external double-circular structure, and the support of connection is arranged between the inner and outer ring.
Eseparation ring has certain thickness to guarantee that this eseparation ring can pressure-resistant in the process of extruding sample, and in some embodiments, eseparation ring thickness is between 1-3mm.
In some embodiments, collection well has an opening that supplies sample to flow out, and this opening is positioned at the bottom of collection well.
In other embodiments, the collecting chamber bottom has certain gradient, and promptly the collecting chamber bottom surface is domatic; This opening is positioned at domatic bottom, collecting chamber bottom.
After there is certain gradient the collecting chamber bottom surface; Can quicken the flow velocity of liquid sample; Thereby make sample discharge through the opening of face toe faster, effectively avoid overstocking of the interior liquid sample of collecting chamber, thereby the sample that also more helps on the absorption piece is discharged in the collecting chamber.
In other embodiments, the utility model device also comprises the test sample chamber, and this collection well is connected through the opening that is positioned at domatic bottom, collecting chamber bottom with the test sample chamber.After the sample on the absorption piece is extruded in the collection well, can flow into through the opening in the collecting chamber in the test chamber, when comprising testing element in the test chamber, sample flow into and carries out relevant detection on the testing element.
In another embodiment, the utility model device can also comprise liquid storage cylinder, and the opening at the bottom of sample that collecting chamber is collected is through the chamber flow in the liquid storage cylinder, and waiting until needs to detect or use during checking.
Beneficial effect
The gathering-device that the utility model provides makes the space of absorption piece and collecting chamber bottom increase because of having increased eseparation ring, can fully push absorption piece, thereby can collect abundant liquid sample.In addition, because of the collecting chamber bottom has the gradient, can quicken the outflow of sample, sample can be discharged in the collecting chamber more fully on the absorption piece thereby make.
Description of drawings
Fig. 1 is the schematic perspective view of a device of the utility model.
Fig. 2 is the vertical view of Fig. 1 device.
Fig. 3 is a diagrammatic cross-section (A-A section) of Fig. 1 device.
Fig. 4 is another diagrammatic cross-section (B-B section) of Fig. 1 device.
The structural representation of eseparation ring among embodiment of Fig. 5.
Fig. 6 is the vertical view of Fig. 5 eseparation ring.
Fig. 7 be in the device of the utility model applicator be positioned at collecting chamber and be compressed after diagrammatic cross-section.
Fig. 8 be in the device of the utility model applicator be positioned at collecting chamber and be compressed after the diagrammatic cross-section of other direction.
The explanation of accompanying drawing sign:
Do further explanation in the face of structure or these employed technical terms of liquid-sample collection device down.
Sample
The sample of the utility model indication refers to that those can be used for detecting, chemically examining or diagnose the material that whether has analyte of interest matter.Sample can be a fluid sample, and for example, liquid sample, liquid sample can comprise blood, blood plasma, serum, urine, saliva and various juice, can also comprise that solid sample and semi-solid samples are through anticipating the liquid solution that the back forms.The sample of collecting can be used for methods such as immune detection, chemical detection, enzyme detection and detect whether there is analyte.
" testing element " is any element of carrying out test.In one embodiment, testing element is a test-strips.This test-strips can comprise that the material with specificity combination that is used for immunoassay above that is right.Test-strips can be a kind of test chemical bar that after detecting completion, passes through change color or other signals variation judged results.The sample that suitable the utility model detects includes but not limited to body fluid, separated sample from biological tissue or body fluid.For example, sample can be a saliva, blood, serum, blood plasma, urine, excreta, spinal fluid, vaginal secretion, mucus and tissue.Testing element is not limited to one, can be that two or more testing elements are arranged in pick-up unit simultaneously, respectively different component in the test sample book.In the embodiment, testing element 403 is a test strips.In another embodiment, this test strips is positioned at test chamber.
Applicator
The utility model also provides applicator 100.In one embodiment, applicator 100 has an absorption piece 102 and is affectedly bashful portion or lid 101.Absorption piece 102 is processed by this area other sponge of medical grade or plastic foam material commonly used usually.But many other materials also can be made into absorption piece, for example cotton or paper, perhaps other any materials with water absorbing properties.Applicator 100 can be in advance soaked containing can stimulate in the salivary solution of tester.Thereby make and when gatherer 100 is put into tester's mouth, collect saliva more easily.Be affectedly bashful normally rigidity of portion 101, help operation absorption piece.Being affectedly bashful portion 101 can be processed by this area material commonly used, for example plastics, timber, metal or cardboard.Among the embodiment, being affectedly bashful portion 101 tops can be a lid form, forms matching thread with collecting chamber 200.Among another embodiment, a testing element 430 is connected on the applicator 100, and absorption piece 102 is having path to be connected with testing element 430.
Embodiment
In following detailed description, the explanation of accompanying drawing and corresponding character only is a mode of explaining that by way of example the utility model can actable specific concrete scheme.We do not get rid of the utility model can also be in any other embodiment in the utility model claim scope.
Gathering-device 800 advantages that the utility model provided are fully to collect liquid sample, and particularly viscosity is high, the saliva equal samples that foam is many.As shown in Figure 1, these gathering-device 800 basic structures are by applicator 100, and collection well 200 constitutes.Wherein, Applicator 100 comprises absorption piece 102 and is affectedly bashful portion 101, is affectedly bashful portion 101 and also can be designed to and collecting chamber 200 matching used lids, and is preferred; There is the screw thread that complements one another in the inboard of lid and the collecting chamber outside, and convenience sample gatherer 100 closely cooperates with collecting chamber 200.Collection well 200 is made up of madial wall 201 and bottom 202, like Fig. 3 and shown in Figure 4.For the sample of gathering on the absorption piece 102 that makes gatherer 100 can be separated in the collecting chamber 200 more fully; This device 800 also comprises an eseparation ring 500, and eseparation ring 500 is positioned at collecting chamber 200, and is positioned at 202 places, bottom of collecting chamber; The absorption piece 102 that this eseparation ring 500 makes applicator has certain space (being the thickness of eseparation ring 500) apart from the bottom 202 of collecting chamber; When absorption piece 102 was positioned at collecting chamber 200, because the interval of eseparation ring 500, absorption piece 102 can not touch collecting chamber inside bottom 202; Thereby make absorption piece 102 be extruded the sample that flows out the back certain detention space can be arranged in collecting chamber 200; And absorption piece 102 can not touch the sample that these are separated, thereby has guaranteed the discharge of sample on the absorption piece 102 to greatest extent.In the preferred embodiment; Eseparation ring 500 has certain spacing with collecting chamber bottom 201; In the concrete preferred embodiment; The support 203 that supports eseparation ring 500 is arranged in collecting chamber 200, and these supports 203 make eseparation ring 500 apart from the collecting chamber bottom support 203 of certain spacing arranged, and these supports 203 are fixed on the collecting chamber bottom 202.Like Fig. 3 and shown in Figure 4.After the absorption piece 102 of applicator is put in the collecting chamber 200; Contact and mutual extrusion with eseparation ring 500, that is to say, absorption piece 102 is because the separation of eseparation ring 500; Increase (distance of increase is the height of support) with the space length of collecting chamber bottom 202; Like this, guarantee that at first the sample that is squeezed out can not be absorbed parts 102 once more and absorb, and enough spaces can hold more sample.In the more concrete embodiment; The support 203 that is positioned at collecting chamber 200 makes the eseparation ring 500 that is positioned at collecting chamber be positioned at horizontal level, like this, and when applicator 100 is put into collecting chamber 200; Be vertical direction, handled easily person application of force extruding absorption piece 102.Some preferred embodiment in, the support 203 that is positioned at collecting chamber highly is no more than the half the of collecting chamber 200 height.More concrete, the height of support is between 0-10mm.
The material that the utility model device uses is extensive, meets the curable product requirement and gets final product, and among some embodiment, uses plastics, PP, or the PVC material or the like.Among some embodiment, this eseparation ring 500 is circular configuration with collecting chamber 200, and the external diameter of eseparation ring 500 is identical with the internal diameter diameter of collecting chamber 200.Among the embodiment, can sustain the extruding force that comes from applicator 100 in order to guarantee eseparation ring 500 more specifically, this eseparation ring 500 has certain thickness, and this thickness is preferred between 1-3mm, and in the specific embodiment, this thickness is 2mm.In addition, like Fig. 5 and shown in Figure 6, eseparation ring 500 has engraved structure, flow in the collecting chamber 200 to make things convenient for the sample after absorption piece 102 is extruded.More specifically among the embodiment, this eseparation ring 500 is made up of internal and external double-circular, is connected by support between the inner and outer ring, and shown in Fig. 6 vertical view, eseparation ring 500 is made up of outer shroud 501 and interior ring 502, and ring and outer shroud are concentric ring in this.Have between two rings 4 supports 503 as bridge with being communicated with between two rings.This structure had both guaranteed that eseparation ring 500 can sustain enough strength when applicator 100 extruding, the sample that is squeezed out on the absorption piece 102 can be discharged in the collecting chamber 200 timely and can not overstock on eseparation ring 500.
Among the concrete embodiment, can to cause pushing sample not insufficient because of slip in order to guarantee absorption piece 102 in when extruding, eseparation ring 500 is fixed in the collecting chamber 200.In the specific embodiment, this eseparation ring 500 can be an integral structure with collecting chamber 200, such as when this device is plastic material, with eseparation ring 500 and collecting chamber 500 single injection-moldeds; Perhaps, the two is connected to non-removable integral body through welding or other modes.Among other embodiment, eseparation ring 500 is split type with collecting chamber 200, dismountable structure.More concrete, on the eseparation ring 500 He in the collecting chamber 200 stationary installation that complements one another is arranged.Like Fig. 3 and shown in Figure 4; Have protruding 104 on the collecting chamber madial wall 101; And has matching used with it groove 504 on the eseparation ring 500; When eseparation ring 500 is put into collecting chamber 200, in the convexity 204 corresponding insertion collecting chambers 200 with eseparation ring groove 204 and collecting chamber madial wall, until arriving collecting chamber inner support 203 places.In the specific embodiment, eseparation ring 500 upper grooves 504 are 4, and 4 grooves are for being symmetrically distributed, and same, the convexity 204 on the collecting chamber madial wall 201 also is 4 and is symmetrically distributed on the collecting chamber madial wall 201.Among the preferred concrete embodiment, the support 203 in the collecting chamber 200 is similarly 4, is symmetrically distributed in collecting chamber inside bottom 202, and corresponding with the support 503 on the eseparation ring.Promptly when eseparation ring 500 was positioned at collecting chamber 200, the support 503 between the eseparation ring inner and outer ring was positioned on the support 203 of collecting chamber.
Among some embodiment, collecting chamber bottom 202 and/or madial wall 201 nearly at are provided with opening 205, like Fig. 4 and shown in Figure 8.Like this, the sample that flow on the absorption piece 102 in the collecting chamber 200 can be discharged to outside the collecting chamber 200 through this opening 205.
Shown in Fig. 4 sectional view, in some preferred embodiments, the bottom 202 of the collecting chamber of this device 800 has certain gradient.And the opening 205 of collecting chamber bottom is positioned at domatic bottom, bottom 202.This design can make the liquid sample that is positioned at collecting chamber 200 quicken to be discharged to outside the collecting chamber 200.It is good that collecting chamber bottom surface gradient size can in time be discharged collecting chamber with the sample size that guarantees on absorption piece under normal running person's the squeeze force, to get rid of, and in some specific embodiments, this gradient is between 15 °-30 °.In some preferred modes, support each support 203 height and inequality of eseparation ring 500 in the collecting chamber 200, its height is according to guaranteeing that the eseparation ring that is positioned at collecting chamber is positioned at horizontal level design.
In other embodiments, as depicted in figs. 1 and 2, the utility model device 800 can also comprise the base 400 that is positioned at collecting chamber 200 outside also matching used with it Plug Divisions 300 and comprises test chamber 402 and liquid storage cylinder 401.Collecting chamber 200 and Plug Division 300 fixed engagement together, among the embodiment, collection well 200 cooperates with plug-in type with Plug Division 300 and fixes.Collection well 200 is connected with base 400 through Plug Division 300, and collection well 200 is connected with test chamber that is positioned at base 402 and liquid storage cylinder 401.One more specifically in the mode, for rotatable design, the opening 205 of collecting chamber is communicated respectively with test chamber 402 or liquid storage cylinder 401 between Plug Division 300 and the base 400.
Operating process with regard to the utility model device 800 is described in detail below; At first; Shown in the diagrammatic cross-section of Fig. 3 and Fig. 4; The applicator 100 of collecting full sample is put into the collection well 200 that has eseparation ring 500, and the absorption piece 102 on the gatherer 100 contacts with collecting chamber 200 interior eseparation rings 500.Use power extruding applicator 100 vertically downward; At this moment; Because of the existence of eseparation ring 500 and stopping of collecting chamber madial wall 101; Absorption piece 102 on the applicator 100 is compressed, thereby the sample that is positioned at absorption piece 102 is extruded and flow on the eseparation ring 500, and sample flow in the collection well 200 through the openwork part of eseparation ring 500.When absorption piece 102 was extruded to minimum volume, like Fig. 7 and shown in Figure 8, sample was farthest discharged.The liquid sample that is positioned at collecting chamber 200 is discharged through the opening 205 of the bottom of collection well bottom domatic 202.When carrying out aforesaid operations, collecting chamber 200 is communicated with test chamber 402 on the base, and then sample flow in the test chamber 402.In test chamber 402, comprise testing element 403, during like test strips, sample flow on the test strips, the detection of being correlated with.After sample arrives test strips; Can collecting chamber 200 and supporting with it connector 300 be turned to the position that collecting chamber 200 is connected with liquid storage cylinder 401; At this moment, remaining liquid sample flow in the liquid storage cylinder 401 in the collecting chamber 200, is used for other test or confirms test.
Claims (14)
1. fluid sample gathering-device, comprising: applicator, this applicator comprise the compressible absorption piece that is used to collect fluid sample; Receive the collecting chamber of fluid sample, this collecting chamber is made up of sidewall and bottom; It is characterized in that this sample collection device also comprises the eseparation ring that sample and absorption piece are fully separated, said eseparation ring is positioned at collecting chamber.
2. device according to claim 1 is characterized in that described eseparation ring level is positioned at the bottom of collecting chamber.
3. device according to claim 2 is characterized in that, certain spacing is arranged at eseparation ring and collecting chamber bottom.
4. device according to claim 3 is characterized in that, said collecting chamber bottom has the support that supports eseparation ring, and this support makes eseparation ring be positioned at horizontal level.
5. device according to claim 4 is characterized in that said eseparation ring is fixed in the collecting chamber.
6. device according to claim 5, said eseparation ring and collecting chamber are integral structure.
7. device according to claim 1 is characterized in that, eseparation ring and collecting chamber are split-type structural, and said eseparation ring and collecting chamber inboard have the structure of the fixedly separated ring that complements one another.
8. according to the described device of one of claim 1-7, it is characterized in that said eseparation ring is circular, supporting with collecting chamber inside, the eseparation ring overall diameter is identical with the collecting chamber internal diameter.
9. device according to claim 8 is characterized in that said eseparation ring has engraved structure.
10. device according to claim 9 is characterized in that said eseparation ring is the internal and external double-circular structure, and the support of connection is arranged between the inner and outer ring.
11. device according to claim 10 is characterized in that, eseparation ring thickness is between 1-3mm.
12. according to claim 1-7, the described device of one of 9-11 is characterized in that, said collecting chamber has an opening that supplies sample to flow out, and this opening is positioned at the bottom of collection well.
13. device according to claim 12 is characterized in that, described collecting chamber bottom has certain gradient, and said collecting chamber opening is positioned at domatic bottom, collecting chamber bottom.
14. device according to claim 13 is characterized in that, this device also comprises the test sample chamber, and this collection well is connected through the opening that is positioned at domatic bottom, collecting chamber bottom with the test sample chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200646104U CN202547977U (en) | 2012-02-27 | 2012-02-27 | Fluid sample collection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200646104U CN202547977U (en) | 2012-02-27 | 2012-02-27 | Fluid sample collection device |
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| Publication Number | Publication Date |
|---|---|
| CN202547977U true CN202547977U (en) | 2012-11-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200646104U Expired - Lifetime CN202547977U (en) | 2012-02-27 | 2012-02-27 | Fluid sample collection device |
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| Country | Link |
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| CN (1) | CN202547977U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107238697A (en) * | 2017-04-13 | 2017-10-10 | 杭州旭科生物技术有限公司 | A kind of method collected and detect sample |
| US11630036B2 (en) | 2017-04-13 | 2023-04-18 | Assure Tech. (Hangzhou) Co., Ltd | Sample collection and detection device and method |
-
2012
- 2012-02-27 CN CN2012200646104U patent/CN202547977U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107238697A (en) * | 2017-04-13 | 2017-10-10 | 杭州旭科生物技术有限公司 | A kind of method collected and detect sample |
| CN107238697B (en) * | 2017-04-13 | 2019-04-16 | 杭州旭科生物技术有限公司 | A method of it collects and detects sample |
| US11630036B2 (en) | 2017-04-13 | 2023-04-18 | Assure Tech. (Hangzhou) Co., Ltd | Sample collection and detection device and method |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121121 |