CN201974302U - Device for collecting, storing or detecting fluid samples - Google Patents

Device for collecting, storing or detecting fluid samples Download PDF

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Publication number
CN201974302U
CN201974302U CN2010205220607U CN201020522060U CN201974302U CN 201974302 U CN201974302 U CN 201974302U CN 2010205220607 U CN2010205220607 U CN 2010205220607U CN 201020522060 U CN201020522060 U CN 201020522060U CN 201974302 U CN201974302 U CN 201974302U
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China
Prior art keywords
collecting chamber
applicator
chamber
cavity
low level
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CN2010205220607U
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Chinese (zh)
Inventor
胡海鹏
杨华强
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ABON Biopharm Hangzhou Co Ltd
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ABON Biopharm Hangzhou Co Ltd
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Abstract

The utility model provides a device for collecting fluid samples. The device comprises a sample collector, a sealing element and a collection cavity, wherein the sample collector comprises a compressible absorption part for collecting the samples; the sealing element is used for sealing the collection cavity; the collection cavity is used for receiving the sample collector; the sample collector is provided with a high position and a lower position in the collection cavity, and when the sample collector is positioned at the high position, the sealing element is contacted with the side wall in the collection cavity to form sealing; the sealing element forms a cavity in the collection cavity; and the absorption part is positioned in the cavity. The utility model also provides a device which is used for detecting the fluid samples, comprises the device for collecting the samples and a test element, can be provided with a liquid storage cavity and can integrate the functions of collection, detection and liquid storage into a whole body. The devices can collect enough liquid samples so as to finish the operation of collecting, detecting or storing the samples smoothly.

Description

A kind ofly be used to collect, the device of storage or test fluid sample
Technical field
The utility model relates to the fluid sample gathering-device, and pick-up unit, especially has the gathering-device and the pick-up unit 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.The A urine sample collection device cup that can analyze sample is the test products of a classics.These devices may 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 and US2004/0237674 disclose other devices of collecting saliva and detecting.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, by 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 height, collecting amount reduce especially greatly; Thereby influence the detection of this fluid sample, perhaps no unnecessary sample is used for confirming after the pattern detection.
The utility model content
In order to address this problem, the utility model provides a kind of device of new collection fluid sample, and this installs by applicator, and seal element and collecting chamber are formed.Applicator comprises the compressible absorption piece that is used to collect fluid sample; Collecting chamber is used to receive applicator and fluid sample, and this collecting chamber is made of sidewall and bottom; Applicator has a high position and low level in collecting chamber; When applicator was arranged in collecting chamber high-order, seal element contacted and forms sealing with sidewall in the collecting chamber; The sealing element forms a cavity in collecting chamber, absorption piece is positioned at this cavity.
When the absorption piece that has fluid sample is put in the collecting chamber, when just gatherer is positioned at a high position, seal element contacts with the collecting chamber madial wall and forms sealing, at this moment, form a cavity bottom seal element and collecting chamber madial wall and collecting chamber, absorption piece is positioned at this cavity, simultaneously, the fluid sample that adsorbs on the absorption piece also is positioned at this cavity, and at this moment, absorption piece is not compressed.Because seal element and collecting chamber madial wall form sealing, therefore, when using external force to make fluid sample on the absorption piece flow in the collecting chamber, fluid sample can not flow out or not be exuded to the cavity outside along the collecting chamber madial wall, guarantees the sample size that collection is enough.
When applicator was arranged in the low level of collecting chamber, the sidewall in seal element and the collecting chamber still contacted and forms sealing; Cavity and absorption piece that seal element and collecting chamber form are compressed, and the fluid sample on the absorption piece is received in the collecting chamber.
When gatherer moved to low level by a high position in collecting chamber, this cavity was compressed, and the space reduces, so air and absorption piece in the cavity also be compressed, and fluid sample is squeezed out and flows out in the collecting chamber because of the compression of absorption piece in the absorption piece.In whole compression process, seal element moves along the collecting chamber madial wall along with diminishing of cavity, and the sealing of maintenance always and madial wall.Therefore, in compression process, do not have fluid sample yet and be leaked to the outside, guaranteed the abundant collection of fluid sample, collect not enough problem thereby solved fluid sample by seal element and sealing place of collecting chamber madial wall.
In some embodiments, when applicator is arranged in collecting chamber when high-order, seal element contact and seal with sidewall in the collecting chamber, bottom this collection is controlled and the cavity of sidewall and seal element formation be the cavity of a sealing.Like this, be positioned at inner absorption piece after being compressed, promptly after applicator moved to low level from a high position, absorption piece was compressed very thoroughly, thereby fluid sample is as much as possible is extruded.
In some embodiments, seal element can be positioned on the applicator, along with applicator is moved in collecting chamber together.When applicator is positioned at the high-order and low level of collecting chamber, is positioned at seal element on the applicator and contacts with the collecting chamber madial wall and seal collecting chamber.
In an embodiment, a piston is positioned on the applicator, and piston has a high position and low level; When piston was positioned at a high position, applicator was positioned at the high position of collecting chamber; When piston was positioned at low level, applicator was positioned at the low level of collecting chamber.Piston is positioned at the absorption piece top more specifically in the embodiment at one, and seal element is positioned on the piston circumferential exterior surface, and when piston was positioned at collecting chamber with collection well, the seal element on the piston formed with the collecting chamber madial wall and seals.
The employed seal element of the utility model can be the rubber-like sealed material for playing the parts of sealing function.In the embodiment, seal element is O shape ring.
In order to guarantee better sealing effectiveness, in some embodiments, the collecting chamber madial wall can design the gradient, and its gradient increases gradually along a collecting chamber high position to low level; Promptly the xsect of this madial wall is trapezoidal
Figure BSA00000261928400031
Wherein, trapezoidal top is a collecting chamber high position, and trapezoidal bottom is the collecting chamber low level, and trapezoidal top is greater than trapezoidal bottom.Along with the increase of the gradient, seal element and the sealing of collecting chamber madial wall are tighter, thereby sealing property is better.
In some embodiments, applicator can be locked during low level in collecting chamber and be remained in the collecting chamber.In a concrete embodiment, applicator comprises circumferential screw-in screw thread, and collecting chamber comprises circumferential reception screw thread; When sample divider is in low level, screws in screw thread and receive engage threads.
In further embodiments, applicator can also include a lid, circumferential screw-in screw thread is arranged on the lid, with on the collecting chamber circumferentially to accept screw thread supporting, when applicator is positioned at low level, circumferentially accept engage threads on the screw thread of lid and the collecting chamber, applicator and collecting chamber are bonded together.
Absorption piece in the utility model is the sponge that can be suitable for being placed in person under inspection's mouth; And fluid sample can be a saliva.In one embodiment, the mouth of applicator being put into the tester carries out sample collection, makes gatherer be full of saliva.
The utility model also provides a kind of fluid sample pick-up unit, comprises fluid collection device and testing element.Specifically comprise 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 of sidewall and bottom; Seal element is used to seal collecting chamber; Testing element is positioned on the applicator or collecting chamber; Same, applicator has a high position and low level in collecting chamber; When applicator was arranged in collecting chamber high-order, seal element contacted and forms sealing with the collecting chamber madial wall; Seal element and collecting chamber form a cavity, and absorption piece is positioned at cavity.When applicator was arranged in the low level of collecting chamber, seal element still contacted and forms sealing with the collecting chamber madial wall; Cavity and absorption piece that seal element and collecting chamber form are compressed, and the fluid sample on the absorption piece is received in the collecting chamber.
In certain embodiments, testing element is positioned at collecting chamber, is connected with fluid sample by path.In further embodiments, testing element is positioned on the applicator, and testing element is communicated with the absorption piece fluid by the passage in the applicator that connects absorption piece and testing element.
On the other hand, the utility model also provides the sample testing apparatus with liquid storage function, 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 of sidewall and bottom, and this collecting chamber also comprises test chamber outlet and reservoir compartment outlet; Test chamber; At least comprise a testing element in the test chamber; The Plug Division cooperatively interacts with collecting chamber; Reservoir compartment; Be used to store the fluid sample of collection; Seal element is used to seal collecting chamber; Reservoir compartment and test chamber are connected with collection well by corresponding outlet on the collecting chamber.Applicator has a high position and low level in collecting chamber; When applicator was arranged in collecting chamber high-order, seal element contacted and forms sealing with the collecting chamber madial wall; Seal element and collecting chamber form a cavity, and absorption piece is positioned at cavity.When applicator was arranged in the low level of collecting chamber, seal element still contacted and forms sealing with the collecting chamber madial wall; Cavity and absorption piece that seal element and collecting chamber form are compressed, and the fluid sample on the absorption piece is received in the collecting chamber.
In some embodiments, the cavity of seal element and collecting chamber formation can seal.
In other modes, seal element can be positioned on the applicator.In the more excellent embodiment, a piston also is positioned on the applicator, and is positioned at the top of absorption piece, and seal element is then on the circumferential exterior surface of piston.Piston, absorption piece and seal element have a high position to the low level motion along with gatherer together in collecting chamber, and when motion, seal element keeps sealing with the collecting chamber madial wall always.
Equally, in some embodiments, the collecting chamber madial wall also can design the gradient, and its gradient increases gradually along a collecting chamber high position to low level.Promptly the xsect of this madial wall is trapezoidal
Figure BSA00000261928400041
Wherein, trapezoidal top is a collecting chamber high position, and trapezoidal bottom is the collecting chamber low level.Along with the increase of the gradient, seal element and the sealing of collecting chamber madial wall are tighter, thereby sealing property is better.
In certain embodiments, collection well and supporting with it connector can rotate, and when turning to primary importance, collecting chamber is connected with reservoir compartment, and this moment, test chamber was not communicated with collecting chamber; When turning to the second place, collecting chamber is connected with test chamber, and reservoir compartment is communicated with collecting chamber.
Applicator and collection well can have supporting screw-in or screw out screw thread, and for fool proof, the screw-in direction of this matching thread is opposite with the direction that the collecting chamber primary importance turns to the second place.
For more effective collection fluid sample, collection well can be provided with two cavitys up and down, and the centre separates with plate washer, and absorption piece is positioned at the cavity of seal element and upper cavity formation.Cavity is provided with aperture and is connected up and down.When absorption piece is compressed in the upper cavity, fluid sample is extruded and flow to lower chamber by aperture, effectively stops fluid sample to be back in the absorption piece, has guaranteed to collect more fully sample.Lower chamber is provided with reservoir compartment outlet and test chamber outlet.When collecting chamber turned to primary importance, the outlet of collecting chamber lower chamber reservoir compartment was communicated with reservoir compartment, and collecting chamber inner fluid sample flow in the reservoir compartment by this outlet; When collecting chamber turned to the second place, the outlet of collecting chamber lower chamber test chamber was communicated with test chamber, and collecting chamber sample chamber outlet after tested flow into test chamber, contacts with testing element, finishes detection.
Take out the storage sample of reservoir compartment for convenience, the corresponding position can be provided with sample tap above reservoir compartment on the base.In order to obtain abundant storage sample, in the reservoir compartment bottom of sample tap correspondence a groove can be set, the sample in the reservoir compartment more concentrates on groove, convenient sampling.
Beneficial effect
The gathering-device that the utility model provides increases compressing force and can effectively stop sample to leak, thereby can collect abundant liquid sample because of the space of collection liquid sample with sealing.
Description of drawings
Fig. 1 is the schematic perspective view of a device of the present invention
Fig. 2 is the STRUCTURE DECOMPOSITION figure of Fig. 1 device
Fig. 3 to Fig. 6 is the operation chart and the Operation Profile synoptic diagram of device of the present invention
Fig. 3 puts into synoptic diagram before the collecting chamber for applicator
Fig. 4 puts into the synoptic diagram of collecting chamber (promptly high-order) for applicator
Fig. 5 is the low level synoptic diagram of applicator, and collecting chamber is positioned at the primary importance synoptic diagram simultaneously
Fig. 6 a is that collection well is positioned at second place synoptic diagram, and Fig. 6 b is the diagrammatic cross-section of Fig. 6 a
Fig. 7 is that testing element is positioned at the synoptic diagram on the applicator
The explanation of accompanying drawing sign
Applicator 110; Lid or be affectedly bashful portion 101; Pillar 102; Piston 103; Seal element 104; Absorption piece 105; Collecting chamber 120; With the supporting Plug Division 130 of collecting chamber, comprise the base 140 of test chamber and liquid storage cylinder; Liquid storage cylinder 401; Test chamber 402; Testing element 403, sample tap 405, liquid storage cylinder groove 411, the gatherer high position 601 in collecting chamber; The low level 602 of gatherer in collecting chamber; Collecting chamber madial wall 201; Collecting chamber primary importance 406, the collecting chamber second place 407; Reservoir compartment outlet 412; Test chamber outlet 413; Collecting chamber upper cavity 202; Collecting chamber lower chamber 203
Structure or these employed technical terms to liquid-sample collection device is described further below.
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
" 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 thereon is right.Test-strips can be a kind of test chemical bar that changes judged result after detection is finished by change color or other signals.The sample that suitable the present invention detects includes but not limited to body fluid, the sample that separates 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.
Applicator
The utility model also provides applicator 110.In one embodiment, applicator 110 has an absorber element 105 and is affectedly bashful portion 101.Absorber element 105 is made by this area other sponge of medical grade or plastic foam material commonly used usually.But many other materials also can be made into absorber element, for example cotton or paper, perhaps other any materials with water absorbing properties.Applicator can be in advance soaked containing can stimulate in the salivary solution of tester.Thereby make easier collection saliva when gatherer is put into tester's mouth.Be affectedly bashful normally rigidity of portion, help operation absorber element.The portion of being affectedly bashful can be made by this area material commonly used, for example plastics, timber, metal or cardboard.Among the embodiment, the portion top of being affectedly bashful can be a lid form, forms matching thread with collecting chamber.Among another embodiment, a testing element is connected on the gatherer, and absorption piece is having path to be connected with testing element.
Embodiment
In the following detailed description, the explanation of accompanying drawing and corresponding character only is the mode that illustrates 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 advantage provided by the utility model is fully to collect liquid sample, viscosity height particularly, the saliva equal samples that foam is many.As depicted in figs. 1 and 2, this gathering-device basic structure is by applicator 110, and collection well 120 and seal element 104 constitute.Applicator 110 comprises absorption piece 105, and the pillar 102 of being affectedly bashful portion 101 and connecting the two is affectedly bashful portion 101 and also can be designed to the lid supporting with collecting chamber 120.Seal element 104 can be placed in the collecting chamber 120, such as " O " type circle that invests on collecting chamber 120 madial walls; Also can be connected on the applicator 110, when seal element 104 is positioned on the applicator 110, need be placed on absorption piece 105 and be affectedly bashful portion or lid 101 between.In the specific embodiment, seal element 104 is attached on the pillar 102 of gatherer 110, is connected together with absorption piece 105.
In a concrete embodiment, the absorption piece 105 of applicator 110 is put into tester's mouth collect sample.As Fig. 3 a synoptic diagram and Fig. 3 b diagrammatic cross-section, gatherer 110 after the sampling is put into collection well 120, at this moment, absorption piece 105 touches with collecting chamber 120 bottom connections, and promptly gatherer 110 is positioned at the high position 601 of collecting chamber 120, shown in Fig. 4 a, see specifically shown in Fig. 4 b sectional view that at this moment, seal element 104 contacts and form sealing with collecting chamber madial wall 201, and forming a cavity, absorption piece 105 is not compressed in cavity.When gatherer 110 further to collecting chamber 120 internal motions to collecting chamber bottom, when being low level 602, shown in Fig. 5 b sectional view, at this moment, seal element 104 also moves to low level 602 by high-order 601 together along with gatherer 110, and keeps contacting and sealing with collecting chamber madial wall 201 always.Seal element 104 dwindles along with the motion of gatherer 110 with the cavity that collecting chamber 120 forms, and the absorption piece 105 that is positioned at this chamber is compressed, thereby the fluid sample that invests absorption piece 105 just enters in the collection well 120.
In another embodiment, high-order 601 the time in collecting chamber when applicator 110, the cavity that seal element 104 and collecting chamber 120 form can seal.When this cavity of compression, because of space sealing, interior pressure increases like this, and it is more thorough that absorption piece is extruded, and fluid sample then more to be extruded.
In other embodiments, in order to accelerate compression chamber or seal chamber, a piston 103 is positioned on the applicator 110, as shown in Figure 2, move in collecting chamber 120 with applicator 110, piston 103 is synchronous with applicator 110, and when piston 103 was positioned at a high position, applicator 110 also was arranged in the high position of collecting chamber 120; Equally, when piston 103 moved to low level, applicator 110 also was positioned at low level.More specifically among the embodiment, piston 103 is positioned on the gatherer pillar 102 at another, and is adjacent with absorption piece 105 and be positioned at absorption piece 105 tops, and simultaneously, seal element 104 is positioned on the piston 103; Be positioned on piston 103 circumferential exterior surface, as shown in Figure 2 such as seal element 104.When gatherer 110 was arranged in collecting chamber 120, the seal element 104 that is positioned on the piston formed sealing with collecting chamber madial wall 201, and when gatherer moved to low level 602 by high-order 601, seal element 104 contacted and form sealing with collecting chamber madial wall 201 always.
In other embodiments, in order to guarantee better sealing effectiveness, 201 designs of collection well madial wall have the gradient, and the gradient promptly increases to low level 602 along the high position 601 of applicator 110 in collecting chamber gradually along increasing gradually in the outer course.Just this collecting chamber xsect is a ladder diagram, and the high-order trapezoidal side of this collecting chamber is greater than the trapezoidal side at collecting chamber low level place.Like this, rubber-like seal element 104 with collecting chamber madial wall 201 motion the time, big-endian, the gradient increases gradually, flexible seal element 104 is compressed more, and is tightr with madial wall 102 sealings, thus sealing property is better.
The utility model is providing on the basis of collecting fluid sample, also provides and detects the device that these collect sample, comprises applicator 110, seal element 104, collecting chamber 120 and testing element 403.Wherein, testing element 403 can be connected on the applicator 110 and with absorption piece 105 fluids and be connected, as shown in Figure 7; Also can directly be placed in the collecting chamber 120 or and be communicated with collecting chamber 120.When by gatherer 110 in collecting chamber 120 from high-order 601 after the motion of low level 602, fluid sample is collected in the collecting chamber 120, at this moment, sample can enter into testing element 403 by the passage that is connected with fluid on the applicator 110, finish detection.Also can directly enter into the testing element 403 that links to each other with collecting chamber 120, finish detection.
In some specific embodiments, applicator 110 can be held and be locked in this position after being positioned at collecting chamber 120 low levels 602.For example, the circumferential screw-in that complements one another is arranged respectively on applicator 110 and collecting chamber 120 and circumferentially receive screw thread, when applicator 110 during at low level 602, the engage threads of the two.Perhaps, can use the shutoff device that complements one another, when low level 602, padlock is sealed, has guaranteed that applicator is held in collecting chamber and locks.At one more specifically in the embodiment, a lid 101 is replaced by in the applicator portion of being affectedly bashful, and as Fig. 2, the circumferential screw-in screw thread supporting with collecting chamber is arranged on this lid.When applicator 110 arrives collecting chamber low levels 602, screw on screw thread and the collecting chamber 120 reception on the lid 101 screw thread is supporting and engage.
The utility model also provides collection to collect simultaneously, and detection and store fluid sample are in the device of one.This device comprises applicator 110, and gatherer can be made of piston 103 and absorption piece 105; Receive the collecting chamber 120 of fluid sample, collecting chamber comprises test chamber outlet 412 and reservoir compartment outlet 413; With the supporting Plug Division 130 of collecting chamber; Test chamber 402; At least comprise a testing element 403 in the test chamber 402; The reservoir compartment 401 and the base 140 that are used for the reservoir fluid sample; And seal element 104, sealing element 104 can be positioned on the gatherer 110, further, can be positioned on piston 103 outside surfaces of applicator.Same, applicator 110 has a high position 601 and low level 602 in collecting chamber 120; When applicator is positioned at high-orderly 601 the time, collecting chamber 120 madial walls 201 contact and form sealing with seal element 104, form a cavity, and absorption piece 105 is positioned at this cavity.When applicator 110 was positioned at low level 602, the cavity of collecting chamber 120 and absorption piece 105 were compressed, and fluid sample is compressed in the collecting chamber 120.This cavity also can be a seal chamber, and fluid sample is collected more fully like this.
In order to realize to store sample, can detect the function of sample again, in some embodiments, the supporting with it Plug Division 130 of collection well 120 can be rotated, when collecting chamber 120 is positioned at primary importance 406, as Fig. 3 a, shown in Fig. 4 a and Fig. 5 a, collecting chamber 120 is connected with reservoir compartment 401, and this moment, test chamber 402 was not communicated with collecting chamber 120; The sample that is arranged in collecting chamber flow into reservoir compartment by reservoir compartment outlet 412.When collecting chamber 120 was positioned at the second place 407, shown in Fig. 6 a, collecting chamber 120 was connected with test chamber 402, and this moment, reservoir compartment 401 was closed, and was not communicated with collecting chamber 120; Fluid sample in the collecting chamber 120 flows into test chamber 402 by test chamber outlet 413, is communicated with testing element 403, finishes relevant detection.
For more effective collection fluid sample, in the embodiment, collecting chamber 120 can be divided into upper cavity 202 and lower chamber 203 by baffle plate, and cavity is communicated with by aperture up and down; Seal chamber and absorption piece 105 are positioned at upper cavity 202.Collecting chamber lower chamber 203 is provided with test chamber outlet 412 and reservoir compartment outlet 413.After applicator moves to low level 602, shown in Fig. 5 a and Fig. 5 b, after fluid sample is collected collecting chamber upper cavity 202, flow into lower chamber 203 by aperture, in two outlets 412 by lower chamber, 413 are communicated with reservoir compartment 401 and test chamber 402 respectively, thereby finish storage liquid and detection.After fluid sample flows into lower chamber 203, can effectively stop sample to be back to again in the absorption piece, increase the collecting amount of sample.
At one more specifically in the embodiment, in order to guarantee that fluid sample has enough reserves, simultaneously, also in order to guarantee the accuracy of testing result, when collecting chamber 120 when collecting fluid sample, promptly when gatherer 110 in collecting chamber 120 upper cavities 202 by high-order 601 during to low level 602 motions and compression absorption piece 105, this collecting chamber 120 is positioned at primary importance 406, promptly is connected with reservoir compartment 401.At this moment, the fluid sample that is collected in the upper cavity 202 flow in the lower chamber 203 by the aperture on the baffle plate, flow into reservoir compartment 401 by lower chamber reservoir compartment outlet 413 again.In lower chamber 203, export 412 corresponding positions at test chamber, can be provided with the part projection, when fluid sample flow in the lower chamber 203, the part sample exported 412 zones because of projection is retained in test chamber.Then, after other regional samples flow into reservoir compartment 401 in the lower chamber 203, rotate collecting chamber 120 to the second place 407, test chamber in the lower chamber 203 outlet 412 is connected with test chamber 402, be retained in the fluid sample that the lower chamber test chamber exports 412 zones and flow into test chamber 402 by test chamber outlet 412, soak into testing element 403, thereby finish test.
In one embodiment, applicator 110 and the primary importance that is threaded into direction and collecting chamber 406 of supporting collecting chamber 120 turn to the direction of rotation of the second place 407.After applicator 110 is put into collecting chamber 120, move to low level 602 by high-order 601 after, i.e. complete combination of circumferential reception screw thread on circumferential screw-in screw thread on the gatherer 110 and the collecting chamber 120, at this moment, gatherer 110 and collecting chamber 120 are connected as a single entity.Rotate gatherer 110 or collecting chamber 120 along screw-in direction again, collecting chamber 120 can not rotate, and promptly collecting chamber can not turn to the second place 407 from primary importance 406.Have only counter-rotation collecting chamber 120, just can make it from primary importance 406 to the second place 407.Like this, can prevent effectively that gatherer 110 from engaging the back and driving collecting chamber 120 to the second place 407 with collecting chamber 120, thereby cause a large amount of fluid samples to enter test chamber in advance and the testing result that produces is inaccurate.
Usually, after detecting all kinds of samples, need confirm once more to detect, our reservoir compartment 401 storage samples have promptly satisfied this demand.Sampling in some embodiments, is provided with a sample tap, as shown in Figure 2 on reservoir compartment 401 for convenience.At one more specifically in the embodiment,, in the reservoir compartment bottom of sample tap 405 correspondences one groove 411 is arranged, shown in Fig. 3 b sectional view in order once to get enough affirmation samples.After sample flow into reservoir compartment 401, major part focused on groove 411 places, like this, by 405 samplings of sample tap on the base, just can collect the more fluid sample.

Claims (19)

1. a device that is used to collect fluid sample is characterized in that, this device comprises:
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 of sidewall and bottom;
Seal element;
Applicator has a high position and low level in collecting chamber; When applicator was positioned at a high position, the sidewall in seal element and the collecting chamber contact and forms sealing, and the while seal element forms a cavity in collecting chamber, and absorption piece is positioned at this cavity.
2. device as claimed in claim 1 is characterized in that, when applicator was positioned at low level, seal element contacted and seals with the collecting chamber madial wall; Absorption piece is compressed in the cavity.
3. device as claimed in claim 2 is characterized in that, this cavity that includes absorption piece is a seal chamber.
4. device as claimed in claim 3 is characterized in that seal element is positioned on the applicator.
5. device as claimed in claim 4 is characterized in that a piston is positioned on the applicator, and piston has a high position and low level; When piston was positioned at a high position, applicator was positioned at the high position of collecting chamber; When piston was positioned at low level, applicator was positioned at the low level of collecting chamber.
6. device as claimed in claim 5 is characterized in that, piston is positioned at the absorption piece top, and seal element is positioned on the piston circumferential exterior surface.
7. device as claimed in claim 6 is characterized in that, seal element is a "O.
8. device as claimed in claim 7 is characterized in that, collecting chamber madial wall xsect is a trapezium structure, and the trapezoidal side of a collecting chamber high position is greater than the trapezoidal side of low level.
9. device as claimed in claim 8 is characterized in that, applicator is locked and remain in the collecting chamber during low level in collecting chamber.
10. device as claimed in claim 9 is characterized in that, applicator comprises circumferential screw-in screw thread, and collecting chamber comprises circumferential reception screw thread; When applicator is in low level, screws in screw thread and receive engage threads.
11. device as claimed in claim 10 is characterized in that, applicator includes a lid, comprises on the lid that this circumferentially screws in screw thread.
12. the device of a test fluid sample is characterized in that, comprises sample collection device and testing element; Sample collection device comprises:
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 of sidewall and bottom;
Seal element;
Testing element is positioned on the applicator or collecting chamber;
Applicator has a high position and low level in collecting chamber; When applicator was positioned at a high position, the sidewall in seal element and the collecting chamber contacted and forms sealing; The sealing element forms a cavity in collecting chamber simultaneously, and absorption piece is positioned at this cavity; When applicator was positioned at low level, seal element contacted and seals with the collecting chamber madial wall; Absorption piece is compressed in the cavity.
13. preserve the also device of test fluid sample, it is characterized in that this device comprises for one kind:
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 of sidewall and bottom, and it comprises test chamber outlet and reservoir compartment outlet;
Test chamber comprises a testing element at least in the test chamber;
The Plug Division cooperatively interacts with collecting chamber;
Reservoir compartment; Be used to store the fluid sample of collection;
Seal element;
Applicator has a high position and low level in collecting chamber; When applicator was positioned at a high position, seal element contacted and forms sealing with the collecting chamber madial wall; The sealing element forms a cavity in collecting chamber simultaneously, and absorption piece is positioned at this cavity.
14. device as claimed in claim 13 is characterized in that, when applicator was positioned at low level, seal element contacted and forms sealing with the collecting chamber madial wall; Absorption piece is compressed in the cavity.
15. device as claimed in claim 14 is characterized in that, this collection well has the primary importance and the second place, and when collecting chamber was positioned at primary importance, collecting chamber was connected with reservoir compartment; When collecting chamber was positioned at the second place, collecting chamber was connected with test chamber.
16. device as claimed in claim 15 is characterized in that, upper cavity and lower chamber are arranged in the collecting chamber, cavity is communicated with by aperture up and down; Seal chamber and absorption piece are positioned at upper cavity; Lower chamber is provided with test chamber outlet and reservoir compartment outlet.
17. device as claimed in claim 16 is characterized in that, there is a groove reservoir compartment bottom in the sample tap corresponding position.
18. device as claimed in claim 14 is characterized in that, applicator comprises circumferential screw-in screw thread, and collecting chamber comprises circumferential reception screw thread; When applicator is in low level, screws in screw thread and receive engage threads.
19. device as claimed in claim 18 is characterized in that, collecting chamber is opposite with the screw-in direction of applicator and collecting chamber matching thread to the rotation direction of the second place by primary importance.
CN2010205220607U 2010-09-06 2010-09-06 Device for collecting, storing or detecting fluid samples Expired - Lifetime CN201974302U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102379724A (en) * 2010-09-06 2012-03-21 艾博生物医药(杭州)有限公司 Device for collecting fluid samples
WO2013127243A1 (en) * 2012-02-28 2013-09-06 He Yi Prepackaged reagent cuvette structure
WO2017156869A1 (en) * 2016-03-16 2017-09-21 杭州安旭科技有限公司 Sample measurement device, and sample collection and measurement device and method
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

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102379724A (en) * 2010-09-06 2012-03-21 艾博生物医药(杭州)有限公司 Device for collecting fluid samples
WO2013127243A1 (en) * 2012-02-28 2013-09-06 He Yi Prepackaged reagent cuvette structure
WO2017156869A1 (en) * 2016-03-16 2017-09-21 杭州安旭科技有限公司 Sample measurement device, and sample collection and measurement device and method
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

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