CN110161271A

CN110161271A - A kind of lid

Info

Publication number: CN110161271A
Application number: CN201810740203.2A
Authority: CN
Inventors: 洪亮; 吴淑江; 王佐红; 陈宇杰
Original assignee: Hangzhou Biotest Biotech Co Ltd
Current assignee: Hangzhou Biotest Biotech Co Ltd
Priority date: 2018-02-13
Filing date: 2018-07-07
Publication date: 2019-08-23

Abstract

The present invention provides a kind of lid, and lid is equipped with assembly channel.Sample collection device with the lid can separate the sample being collected into, and separate the sample for needing the sample for carrying out secondary-confirmation detection and initial detecting, can be independent sealed and be sent to testing agency and carry out confirmation detection.The sample collection device, sample can will be collected into assign in different chambers, different chambers can realize that part is connected to or separates according to the needs of collection, separation or detection, it can store by sample needed for once collecting acquisition secondary detection and respectively, confirming will not pollute between the sample of detection and the sample and testing element of initial detecting, it is ensured that will not influence the effect of secondary-confirmation.

Description

A kind of lid

Technical field

The present invention relates to the device for collecting liquid sample, the especially collections in quick diagnosis field and detection liquid sample The lid of the device of middle analyte, such as the lid of urine collecting and detection device.

Background technique

Currently, for detect in sample whether the detection device containing analyte, be largely used to hospital or family In, these detection devices for being applied to quick diagnosis include one or more detection reagent items, for example early pregnancy detects, drug abuse Detection etc..The detection device of this quick diagnosis is very convenient, can be at one minute, or at most ten minutes or so are detecting Testing result is obtained on reagent strip.

Illicit drugs inspection is widely used, be usually used in prohibition of drug department, public security bureau, narcotic house, medical center, country conscription physical examination at Etc. mechanisms.Illicit drugs inspection wide variety, number is frequent, can be automatically separated the illicit drugs inspection urine cup of remaining sample Yu detected sample With the huge market demand, after detection is completed, sample in urine cup will be by for illicit drugs inspection urine cup currently on the market To detection reagent pollution and cannot continue on for second of confirmation detection, such as United States Patent (USP) 7300633 describe as.

Although detected sample in the conventional technology, can be allowed to be isolated with the sample of collection, cost Height, and do not allow easy to operate.Such as United States Patent (USP), the piston urine cup that the patent No. 7300633 describes, when the mistake for pushing piston to advance Cheng Zhong, allows liquid sample in collecting chamber, such as urine, is transferred to test chamber from collecting chamber, there is test sample in test chamber The testing element of middle analyte, and the liquid sample of collecting chamber is kept apart by piston, so that two local samples are not It can obscure, be detected so as to be used to later confirmation.Although can isolate out the sample of detection and the sample of collection in this way, Be this piston urine cup it is at high cost, and operation is not easy, and pushes piston to need bigger strength after all, this is because living Plug needs to reach transfer sample, is necessarily required to play the effect of hydraulic seal with the wall of piston, achievees the effect that sealing needs allow Piston and plunger shaft closely combine.

For another example United States Patent (USP) 8992855 describes a kind of device for collecting liquid sample, which includes connecting with lid The piston structure for being integrated and moving together with lid separates although can detecte sample and the sample of collection, when detection It after sample enters test chamber, needs to overcome very big pressure just to can enter, and needs the size of sophisticated design lid and rim of a cup, The piston being linked together in this way with lid can accurately be just inserted into disengagement chamber.

In addition, carrying out confirmation inspection if necessary to subsequent after the completion of the preliminary tests such as these traditional collections and detection device It surveys, needing an entire collection and detection device to be transported to, the progress of confirmation testing agency is further to confirm detection, this just brings Many problems, at least have a problem in that first, and major part liquid is collected at present and detection device is provided only with Preliminary detection Chamber.When if necessary to subsequent confirmation detection, the whole device containing urine and detection reagent item can only be sent to confirmation detection machine Structure is detected.Sample in urine cup is possible to the pollution by detection reagent.Second, whole device is sent to confirmation detection When mechanism, since rim of a cup is larger, liquid has the risk of leakage during transportation, this is just needed more at allowing device to have originally There is better seal effect, to reduce the risk of leakage to the greatest extent；Third, by whole device be transported to confirmation testing agency it Afterwards, confirmation testing agency needs huge low temperature warehouse to store entire detection device, prevents liquid sample rotten, in order to it is subsequent can Energy further confirms that detection is prepared, and confirmation testing agency (being properly termed as secondary detection mechanism) cost is caused substantially to rise in this way It is high.

It for above-mentioned some technical problems, therefore needs to make improvements, other approach is provided and solves existing traditional skill The deficiency of art.

Summary of the invention

For above situation, to overcome the shortcomings of existing technologies, technical problem to be solved by the invention is to provide one kind Sample collection device, the sample collection device can separate the sample being collected into, and make to need to carry out secondary-confirmation detection Sample and the sample of initial detecting separate, can be independent sealed and be sent to testing agency and carry out confirmation detection.This hair Bright sample collection device can will be collected into sample and assign in different chambers, and different chambers can be according to collection, separation Either the needs of detection realize that part is connected to or separates, and by sample needed for once collecting acquisition secondary detection and can divide It does not store, confirming will not pollute between the sample of detection and the sample of initial detecting and testing element, it is ensured that Bu Huiying Ring the effect of secondary-confirmation.

In order to solve the above technical problems, the present invention the following technical schemes are provided:

A kind of lid, lid are equipped with assembly channel.

Further, the second chamber for collecting sample is equipped on lid.

Further, the second chamber can and the removable combination or connection of lid.

Further, lid is equipped with the assembly channel of the second chamber.

Further, the second chamber and the assembly removable connection in channel.

Further, lid can cover the sample collection mouth for closing sample collection device.

Further, the assembling structure including the second chamber.

Further, assembling structure and the removable combination or connection of lid.

Further, assembling structure and the removable combination or connection in assembly channel.

Further, there is assembling structure one to be combined convenient for the assembling structure and lid or isolated handle is first Part or knob element.

Further, assembling structure is equipped with some engraved structures.

It further, further include linker.

Further, linker has connection chamber.

Further, connection or combination that linker can be removable with the second chamber.

Further, when the second chamber is dismantled from lid, linker is separated with the second chamber.

Further, linker has puncturing elements.

Further, puncturing elements, which can puncture the second chamber, is connected to it with other cavitys or outside.

Further, linker can be assembled on lid.

Further, linker can be mounted on assembly channel.

Further, linker can move in assembly channel.

It further, further include the position limiting structure of linker, position limiting structure can stop linker to be taken away by other structures Lid.

Following technical scheme also belongs to the contents of the present invention.

The first aspect of the present invention, the present invention provide a kind of sample testing apparatus, including for collecting liquid sample One chamber and the second chamber that sample is detected for collecting confirmation, the first chamber and the second chamber are at the shape of fluid connection or partition State, when the first chamber and the second chamber are in fluid connection state, the first intracavitary liquid can be transferred under external force Second is intracavitary.

In some preferred modes, external force can be gravity.In some preferred modes, external force is in addition to weight Other active forces other than power.In some preferred modes, other active forces in addition to gravity, comprising contact and/or Contactless pressure, thrust, extruding force etc..In some preferred modes, external force can be the active force for overcoming gravity. In some preferred modes, external force can be the other active forces overcome other than gravity, for example, break through some obturator or Person is open by some.In some preferred modes, external force may be power caused by inside configuration.In some preferred sides In formula, external force can be certain power formed by structure or cooperation in inside configuration, such as push caused by pressure difference Attraction caused by power or negative pressure or vacuum.In some preferred modes, vacuum can be set by the second chamber, First chamber and the second chamber can be in the case where fluid connections, and liquid may will flow to second from the first chamber due to the effect of pressure difference Chamber.In some preferred modes, the second chamber is not necessarily intended to perfect vacuum, as long as making the internal pressure of the second chamber less than the first chamber, Above-mentioned differential pressure action may be implemented.In some preferred modes, the first chamber can be pressurized, also be can be realized above-mentioned Differential pressure action.

In some preferred modes, the first chamber can be directly collected into sample or the first chamber can be with other chamber Room connection is to directly or indirectly receive sample, and either directly still indirect reception, this reception mode are all not required to External force is wanted to assist, for example, directly there is the first chamber the opening that can receive sample or the first chamber to have one and its He directly receives the opening of the cavity fluid connection of sample, and sample can slide into first by other chambers under the effect of gravity Chamber, this process can be realized naturally by the process collected, and not need auxiliary external force.

In some preferred modes, under no external force, between the first chamber and the second chamber be in liquid every Disconnected state, that is to say, that be not no fluid connection in this case, between the first chamber and the second chamber；And it is outer being applied with In the case that power acts on, fluid connection may be implemented between the second chamber and the first chamber, realize that liquid connects in the first chamber and the second chamber In the state of logical, it is intracavitary that the first intracavitary sample can be transferred to second under pressure, that is to say, that first is intracavitary Sample to be transferred to second it is intracavitary have to apply certain external force, this process can not pass through natural power (such as gravity) It realizes, after the second chamber is collected into the sample suitably measured, removes external force, the first chamber and the second chamber can be restored to liquid again The state of body partition.In some preferred modes, so that the first chamber and the second chamber is realized the external force of fluid connection state and make the One intracavitary sample can be the same external force to the external force of the second intracavitary transfer, in some preferred modes, make the first chamber The external force of fluid connection state is realized with the second chamber and can be the first intracavitary sample not to the external force of the second intracavitary transfer Same external force.

There is the opening for leading to the second chamber as a kind of possible implementation, such as the first chamber, this opening tool Have normally closed in the case where the not being pressurized and openable feature that is pressurized, in this way, the first intracavitary liquid being collected by It in the case where pressure, can be entered by this opening second intracavitary, when pressure is removed, this opening restores closure again, The first intracavitary sample is completed to the second intracavitary transfer.

As a kind of possible implementation, a linker can be set between the second chamber and the first chamber, this connection The inside of first chamber and the second chamber can be connected in the case where (such as receiving pressure) by device under certain conditions, so that first Chamber and the second chamber realize fluid connection, and in this case, the first intracavitary sample can be transferred to the second intracavitary, transfer completion Afterwards, linker can be removed, the second chamber is closed.

As a kind of possible implementation, this linker can have one and puncture mouth, and the second chamber is close with one Sealing, seal can puncture mouth by this and puncture, and after linker removes, it is close that this seal can restore liquid again Envelope is sealed for example, by using rubber material, this punctures mouth can be pierced into seal under external force, make the first chamber and the second chamber Connection, the first intracavitary liquid can puncture mouth in the case where compression by this, and to enter second intracavitary.

The second aspect of the present invention, the present invention is provided to the third chamber of initial collection sample, third chamber and the first chamber energy Enough states that fluid connection or partition are in the first chamber.

In some preferred modes, third chamber can be in the state of nature fluid connection with the first chamber, that is to say, that The intracavitary liquid of third can be naturally flowed under the action of not needing external force it is intracavitary to first, in some preferred modes In, it is intracavitary that the first intracavitary liquid can also naturally flow into third under the action of not needing external force.

In some preferred modes, third chamber and the first chamber are in the state of fluid connection under external force, also To say, the intracavitary fluid of third will not actively be flowed into it is first intracavitary, need to apply certain external force just and may be implemented fluid from Flowing of the third chamber to the first chamber.In some preferred modes, it is intracavitary that the first intracavitary fluid will not actively flow into third, needs Apply certain external force just and fluid may be implemented from the first chamber to the flowing of third chamber.

In some preferred modes, third chamber and the first chamber are in liquid partition state, that is to say, that first is intracavitary Liquid can not be flowed into that third is intracavitary, and the intracavitary liquid of third can not also be flowed into first intracavitary, and the state of this partition can be with Broken by external force, that is to say, that in some possible situations, can be realized between the first chamber and third chamber by external force Fluid connection state.For example, in initial collection sample, third is intracavitary to be first collected into sample in some preferred modes This, it is intracavitary that sample will not enter first in the case where no active force.

In some preferred modes, third chamber can be used as the cavity of initial collection sample, as described in preceding first aspect, First chamber or third chamber can be used as the cavity of initial collection sample, and liquid company also may be implemented between the first chamber and third chamber Logical, the liquid sample of so intracavitary collection of third can be flowed into first intracavitary, the first intracavitary sample collection of realization.

In some preferred modes, with the first passage of fluid connection between the first chamber and third chamber, fluid can be with Enter third chamber from the first chamber by the first passage or enters the first chamber from third chamber.In some preferred modes, this A first passage is located at the bottom of third chamber, in this way, entering the intracavitary sample of third can under the effect of gravity certainly It is intracavitary to be so flowed into first.

In some preferred modes, the first passage between the first chamber and third chamber can be closed, and work as first passage When being closed, the first chamber and third chamber are in liquid partition state, for example, sample initially enters in some preferred modes Third chamber, and the first chamber can be flowed into along first passage above-mentioned, the first intracavitary liquid can enter the under external force Two is intracavitary, and in some preferred modes, when the first chamber and the second chamber are in the state of fluid connection, first passage can be sealed It closes.

In some preferred modes, the first chamber is located at the bottom of third chamber, when the first chamber and third chamber fluid communication, It is intracavitary that the intracavitary liquid of third can be fed directly to first under Gravitative Loads.

In some preferred modes, the intracavitary fluid of third can not be flowed into naturally under the effect of gravity it is first intracavitary, For example, the first chamber and third chamber are separated in its natural state, the first chamber and third chamber could be only opened under a certain pressure Communication port, in such case, third is intracavitary to be preferentially packed into sample, then under pressure, such as cover cap close Generated extruding force, the intracavitary sample of third can be pressed down against, and it is intracavitary to be forced into first.

In some preferred modes, third is intracavitary to be preferentially loaded into sample.Third is intracavitary in some preferred modes Sample can enter under the action of certain external force it is first intracavitary.

In some preferred modes, the third channel for passing through third chamber is can be set in the first chamber, in initial collection When, sample will not be loaded into some preferred modes in this third channel, the assembling structure of the second chamber and the second chamber It can be assembled on third channel.In some preferred modes, the second chamber can be directly assembled on third channel.Some In preferred mode, third channel and third chamber have shared opening, but when being loaded into sample, being will be slightly note that just not Sample can be allowed to enter in third channel.In some preferred modes, when initial collection sample, third channel can be sealed It closes, such as is clogged with plug, or sealed with film.

In some preferred modes, some apertures that can be connected to the first chamber are arranged in the bottom of third chamber.Some excellent In the mode of choosing, it is connected between the first chamber and third chamber by pressure port, when third is intracavitary to be under pressure, pressure port is opened, Fluid directly can enter the first chamber from third chamber, and when pressure is removed, pressure port can restore closure again.Some preferred In mode, pressure port in closed state, is able to bear the fluid pressure for carrying out third chamber under state of filling, that is to say, that only It is only to the intracavitary loading sample of third, the self weight of these samples is not enough to open pressure port.In some preferred modes, in sample When originally reaching certain collecting amount, pressure port can be opened.In some preferred modes, the pressure that pressure port can bear can To configure according to actual needs.

The third aspect of the present invention, the present invention is provided to collect the 4th chamber of sample to be detected, the 4th chamber can be with Three chambers are in the state of fluid connection or partition.

In some preferred modes, third chamber can be in the state of nature fluid connection with the 4th chamber, that is to say, that The intracavitary liquid of third can be naturally flowed under the action of not needing external force it is intracavitary to the 4th, in some preferred modes In, it is intracavitary that the 4th intracavitary liquid can also naturally flow into third under the action of not needing external force.

In some preferred modes, third chamber and the 4th chamber are in the state of fluid connection under external force, also To say, the intracavitary fluid of third will not actively be flowed into it is the 4th intracavitary, need to apply certain external force just and may be implemented fluid from Flowing of the third chamber to the 4th chamber.In some preferred modes, it is intracavitary that the 4th intracavitary fluid will not actively flow into third, needs Apply certain external force just and flowing of the fluid from the 4th chamber to third chamber may be implemented.

In some preferred modes, third chamber and the 4th chamber are in liquid partition state, that is to say, that first is intracavitary Liquid can not be flowed into that third is intracavitary, and the intracavitary liquid of third can not also be flowed into the 4th intracavitary, and the state of this partition can be with Broken by external force, that is to say, that in some possible situations, can be realized between the 4th chamber and third chamber by external force Fluid connection state.

In some preferred modes, as described in preceding second aspect, third chamber can be used as the chamber of initial collection sample Body, also may be implemented fluid connection between the 4th chamber and third chamber, the liquid sample of so intracavitary collection of third can be flowed into 4th is intracavitary, realizes the 4th intracavitary sample collection.

In some preferred modes, with the second channel of fluid connection between the 4th chamber and third chamber, fluid can be with Enter the 4th chamber from third chamber by the second channel or enters third chamber from the 4th chamber.In some preferred modes, this A second channel is located at the bottom of third chamber, in this way, entering the intracavitary sample of third can under the effect of gravity certainly It is intracavitary to be so flowed into the 4th.

In some preferred modes, the second channel between the 4th chamber and third chamber can be closed, and work as second channel When being closed, the 4th chamber and third chamber are in liquid partition state, for example, sample initially enters in some preferred modes Third chamber, and the 4th chamber can be flowed into along second channel above-mentioned, the 4th intracavitary liquid can enter inspection under external force It surveys in region, in some preferred modes, when the 4th chamber and detection zone are in the state of fluid connection, second channel can be with It is closed.

The fifth aspect of the present invention, the present invention is provided to cover the lid for closing sample collection mouth.In some preferred modes In, lid can be used as the sealing element of whole device.In some preferred modes, lid can cover conjunction and fill in sample collection On the sample collection mouth set.

As previously mentioned, the second chamber can be in the state of fluid connection with the first chamber, then between the second chamber and the first chamber Have a position and matching relationship.In some preferred modes, the second chamber and the first chamber can in conjunction with or and separate.? In some preferred modes, the second chamber and third chamber can be combined or be separated.

In some preferred modes, the second chamber is assemblied on lid.In some preferred modes, the second chamber and lid Removable connection.In some preferred modes, lid is equipped with the assembly channel of the second chamber.In some preferred modes, Second chamber and the assembly removable connection in channel.In some preferred modes, assembly channel can be closed.

In some preferred modes, lid can be assembled on third chamber.In some preferred modes, when lid with When third chamber lid is closed, the second chamber realizes fluid connection with the first chamber therewith.In some preferred modes, when lid and third chamber When lid closes, linker, which punctures the second chamber, makes the first chamber and the second chamber realize fluid connection.In some preferred modes, work as lid When closing with third chamber lid, assembly channel is closed in conjunction with first passage and by first passage, and third chamber and the first chamber is made to be in liquid Body separates state.

In some preferred modes, lid can be assembled on the first chamber.In some preferred modes, when lid with When first chamber lid is closed, the second chamber realizes fluid connection with the first chamber therewith.In some preferred modes, when lid and the first chamber When lid closes, linker, which punctures the second chamber, makes the first chamber and the second chamber realize fluid connection.

The fifth aspect of the present invention, the present invention provide a kind of assembling structure of second chamber, assembling structure can in lid Channel cooperation, the second chamber is packed into and lid or is taken out.In some preferred modes, assembling structure is removable with lid The combination or connection of formula.In some preferred modes, removable combination is to be threadedly coupled.In some preferred modes, Removable combination is mating.

In some preferred modes, assembling structure can be fixed wherein by the second chamber.In some preferred modes, dress Distribution structure has one convenient for the assembling structure and lid is combined or isolated handle element.In some preferred modes In, assembling structure has one convenient for the assembling structure and lid is combined or isolated knob element.Either handle Element or knob element, effect are provided to that assembling structure and lid is made to be combined or separate.Some excellent In the mode of choosing, after assembling structure and lid separation, lid can be clogged with plug.In some preferred modes, filling Before distribution structure and lid assembly, lid can be clogged with plug, prevent from falling into ash for accommodating the space of assembling structure in lid Dirt is contaminated.

In some preferred modes, assembling structure is equipped with some engraved structures, can by the part of these hollow outs Apply certain external force to the second chamber, such as squeeze, flows out sample therein.

The sixth aspect of the present invention, the present invention provide a kind of linker, and linker is for being connected to the first chamber or the second chamber Or make to realize fluid connection between the first chamber and the second chamber.In some preferred modes, linker itself also has one Chamber (can be referred to as connection chamber).In some preferred modes, linker is when being connected to the first chamber, internal chamber Room and the first chamber fluid connection.In some preferred modes, company of linker when being connected to the second chamber, inside linker Cavity and the second chamber fluid connection.Connection chamber and the first chamber and the second chamber in some preferred modes, inside linker Equal fluid connection.

In some preferred modes, linker can be combined or be separated with the second chamber.In some preferred modes, Linker in a manner of puncturing the second chamber with the second chamber fluid connection.In some preferred modes, linker and the second chamber point From rear, the second chamber Natural closure.In some preferred modes, linker and the removable combination of the second chamber.

In some preferred modes, linker can be mounted directly on first passage.In some preferred modes In, linker can be mounted on the first pass with lid.Dress in some preferred modes, on linker and lid With channel removable connection or combination.In some preferred modes, linker can be installed on assembly channel, this When linker and lid can be with synchronous movement, as the lid of lid closes, linker can be provide on the first pass.Some excellent In the mode of choosing, need the sample collected by the second chamber that can enter linker from first passage, then enter second by linker Chamber.

In some preferred modes, linker is connected to the first chamber by first passage.In some preferred modes, even Logical device can make first passage and third chamber be in liquid partition state when being connected to the first chamber.

The seventh aspect of the present invention, the present invention provide it is a kind of for collect secondary-confirmation detection sample the second chamber, second Chamber is used to collect and store the sample of secondary-confirmation detection.In some preferred modes, the second chamber obtains sample from the first chamber This.In some preferred modes, the second chamber can seal naturally.In some preferred modes, the second chamber is being collected into foot After the sample enough measured, it can be sealed.In some preferred modes, the variable volume of the second chamber.In some preferred modes In, the second chamber can be flexible cavity.In some preferred modes, the second chamber can be vacuum shape before being loaded into sample State.In some preferred modes, the second chamber can be sealed by rubber stopper.In some preferred modes, linker can be with Rubber stopper is punctured, after linker removes, rubber stopper can seal in interior holding under the conditions of certain pressure, so that the second chamber be made to have There is sealing and stores the function of liquid sample.

In some preferred modes, the second chamber directly with the removable combination of the first chamber or connection.In some preferred sides In formula, the second chamber passes through lid and the removable combination of the first chamber or connection.In some preferred modes, the second chamber passes through dress Distribution structure and the removable combination of lid or connection.

In some preferred modes, the second chamber and the removable connection of assembling structure.In some preferred modes, second Chamber can be placed into assembling structure.In some preferred modes, assembling structure is equipped with some engraved structures, passes through these The part of hollow out can apply certain external force to the second chamber, such as squeeze, and flow out sample therein.In some preferred sides In formula, the second chamber has an opening, this is open in the case where not being under pressure effect, or in certain pressure range It is interior to be kept closed, make second it is intracavitary can store a certain amount of sample, the hydraulic of these samples is not enough to open this A opening, while this opening can be opened by sufficiently large pressure makes the second chamber and external or other cavitys Realize fluid connection, sufficiently large pressure, such as extruding or the compressing of other modes.

In some preferred modes, the second chamber can be hard cavity.In some preferred modes, the second chamber can be with It is flexible cavity.In some preferred modes, the second chamber its shape and volume after being loaded into sample can change.One In some preferred modes, it is smaller that the second chamber can be configured as internal pressure, for example, its internal pressure is less than the first chamber or third chamber, this Sample, attraction caused by motive force or negative pressure or vacuum caused by pressure difference can be intracavitary by the first chamber or third It is intracavitary that sample is transferred to second.In some preferred modes, vacuum can be set by the second chamber, in the first chamber and the second chamber Can be in the case where fluid connection, liquid may will flow to the second chamber from the first chamber due to the effect of pressure difference.Some preferred Mode in, the second chamber is not necessarily intended to perfect vacuum, as long as making the internal pressure of the second chamber less than the first chamber, also may be implemented above-mentioned Differential pressure action.In some preferred modes, the first chamber can be pressurized, also can be realized above-mentioned differential pressure action.

The eighth aspect of the present invention, the present invention provide liquid relief element, and liquid relief element can make the first intracavitary liquid to the Two intracavitary transfers.In some preferred modes, liquid relief element can be such that the 4th intracavitary liquid shifts to detection zone.

In some preferred modes, liquid relief element includes for the first intracavitary sample to be transferred to the second intracavitary One liquid relief element, and, the 4th intracavitary sample is transferred to the second liquid relief element of detection zone.In some preferred modes In, the first liquid relief element can move under external force to squeeze the first intracavitary sample, pressure is generated to it, make its to Required direction or chamber are shifted.In some preferred modes, the second liquid relief element can be under external force Movement generates pressure to it, shifts it to required direction or chamber to squeeze the 4th intracorporal sample of chamber.

In some preferred modes, the first liquid relief element and the first chamber are in same pipetting channel, push first to move Above-mentioned extruding may be implemented in liquid element.In some preferred modes, the second liquid relief element and the 4th chamber are in same liquid relief In channel, push the second liquid relief element that above-mentioned extruding may be implemented.In some preferred modes, the first liquid relief element, Two liquid relief elements, the first chamber and the 4th chamber are in same pipetting channel, push the first liquid relief element or the second liquid relief element its One of can be realized simultaneously above-mentioned extruding, in this case, the first liquid relief element and the second liquid relief element may be implemented The state to link step by step, such as in the case where the first liquid relief element is pushed, the first liquid relief element stress first is mobile, squeezes First intracavitary sample, the mobile resistance of the second liquid relief element are likely larger than the resistance that the first intracavity liquid is moved, and at this time the One intracavitary sample is preferentially transferred, when the first intracavitary sample is discharged to the first liquid relief element to the work of the second liquid relief element When being firmly greater than the resistance of the second liquid relief element movement, the second liquid relief element starts to squeeze the 4th intracavitary sample, so that the 4th Intracavitary sample is also transferred, alternatively, the second liquid relief element is pushed in other possible situations, the second liquid relief element Stress is mobile first and squeezes the 4th intracavitary sample, at this point, to be likely larger than the 4th intracavitary for the mobile resistance of the first liquid relief element The resistance that liquid is moved, the 4th intracavitary sample are preferentially transferred, when the 4th intracavitary sample is discharged to the second liquid relief member When part is greater than the first liquid relief element mobile resistance to the active force of the first liquid relief element, the first liquid relief element starts extruding first Intracavitary sample, so that the first intracavitary sample is also transferred.In some cases, it is intended that, when the first liquid relief element and Under foregoing linkage status, the first intracavitary liquid is preferentially transferred second liquid relief element.

In some preferred modes, fluid connection or partition is may be implemented in pipetting channel and the second chamber.Some preferred Mode in, fluid connection or partition may be implemented in pipetting channel and detection zone.In some preferred modes, the first liquid relief Pipetting channel pipetting channel is divided into the first chamber and the 4th chamber by element and the second liquid relief element.In some preferred modes, Second liquid relief element separates the 4th chamber and the second chamber.

In some preferred modes, when the first intracavitary sample be transferred to second it is intracavitary when, the volume of the first chamber with Diminution.In some preferred modes, when the volume-diminished of the first chamber, the first liquid relief element and the second liquid relief element are therewith It draws close.In some preferred modes, when the 4th intracavitary sample is transferred in test zone, the volume of the 4th chamber is therewith It reduces.Fluid connection in some preferred modes, after the first intracavitary liquid is transferred, between the first chamber and the second chamber State is separated.Liquid in some preferred modes, when the 4th intracavitary liquid is transferred, between the 4th chamber and third chamber Body connected state is separated.In some preferred modes, it is by second that the connected state of the 4th chamber and third chamber, which is separated, Liquid relief element closes second channel to realize in moving process.

In some preferred modes, the initial volume of the 4th chamber is fixed, that is to say, that in the 4th chamber stress by compression Before, the amount of the 4th intracavitary sample that can be packed into is confirmable.In some preferred modes, the second liquid relief element is being moved Initial position in liquid channel is fixed.In some preferred modes, the initial volume of the first chamber is fixed, that is to say, that For one chamber stress by before compressing, the amount of the first intracavitary sample that can be packed into is confirmable.In some preferred modes, Initial position of the first liquid relief element in pipetting channel is fixed.In some preferred modes, the first liquid relief element and second Relative initial position of the liquid relief element in pipetting channel is fixed.

In some preferred modes, pipetting channel has a liquid relief opening, can be logical to liquid relief by liquid relief opening Apply external force in road, realizes above-mentioned extruding.In some preferred modes, liquid relief opening can be by the first liquid relief element or the Two liquid relief elements are sealed.In some preferred modes, liquid relief element further includes that can push the first liquid relief element and/or The liquid relief plug of two liquid relief elements.In some preferred modes, liquid relief plug can be open by liquid relief and be protruded into pipetting channel.? In some preferred modes, the opening of pipetting channel is by some preferred modes, the first liquid relief element and/or the second liquid relief Element is equipped with and the matched socket of liquid relief plug.

In some preferred modes, sealing element is equipped between liquid relief element and pipetting channel, it is ensured that liquid relief element exists It, will not there is a situation where samples to reveal between liquid relief element and the inner wall of pipetting channel when being moved in pipetting channel.

The ninth aspect of the present invention, the present invention provide a kind of method for collecting liquid sample, and this method is using as previously described Sample collection device, which includes the first chamber for collecting liquid sample and for collecting confirmation detection sample This second chamber, the first chamber and the second chamber are at the state of fluid connection or partition, when the first chamber and the second chamber are in liquid When body connected state, it is intracavitary that the first intracavitary liquid can be transferred to second.

It further include the third chamber for collecting sample, third chamber and the first chamber can be in some preferred modes One chamber is in the state of fluid connection or partition, and the collection of initial sample can be carried out by third chamber, and first is intracavitary collected It is intracavitary for secondary detection purposes may to be transferred to second for the sample arrived.

In some preferred modes, when the first chamber and third chamber are in fluid connection state, the intracavitary collection of third Liquid can enter the first chamber simultaneously, that is to say, that third chamber carry out sample initial collection when, first it is intracavitary while The sample of initial collection can be packed into.

In some preferred modes, when the first intracavitary liquid be transferred into second it is intracavitary when, at the first chamber and third chamber Separate state in liquid, since the second intracavitary sample is detected for secondary-confirmation, not in order to ensure the second intracavitary sample It is contaminated, just the first chamber is isolated with other chambers before transfer.

It further include the 4th chamber for collecting sample to be detected in some preferred modes, the 4th chamber can be with third Chamber is in the state of fluid connection or partition.

In some preferred modes, when the 4th chamber is in fluid connection state with third chamber, the intracavitary collection of third Liquid can enter the 4th chamber simultaneously, and the 4th chamber can also be at the shape being connected to when initial collection sample with third chamber State, such 4th chamber can also substantially simultaneously complete required sample, the 4th intracavitary collected sample with third chamber Originally it is mainly used for primary detection, primary detection can also can be transferred to other by the 4th chamber directly in the 4th intracavitary progress Region carries out, such as detection zone.

Further include detection zone in some preferred modes, the 4th chamber can be in detection zone fluid connection or The state of partition, when the 4th chamber is when initial collection, the 4th chamber can be isolated with detection zone to come, that is to say, that Collection and detection can be independent from each other link.

In some preferred modes, when the 4th chamber is in fluid connection state with detection zone, the 4th chamber and third Chamber is in liquid partition state, on the one hand may insure the pollution effect that detection zone not may cause by other chambers, another Quantitative detection may be implemented in aspect, as long as the volume of the 4th chamber of setting, so that it may realize and determine the sample for entering detection zone Amount.

In some preferred modes, the second chamber and third chamber can be combined or be separated.In some preferred modes, Second chamber and the first chamber can be combined or be separated.Due to the second chamber be need to get from the first chamber or third chamber it is collected Sample, therefore the second chamber must with the first chamber or third chamber or one of them establish the relationship of fluid connection, when obtaining After having got required sample, the second chamber has to be independent sealed and save cavity therein again, or even will be by independence It is transported, is sent to secondary detection mechanism, therefore the second chamber has to and the first chamber or third chamber or one of them point From, in some preferred modes, the second chamber can with the first chamber or third chamber or one of them removable combination or Person's connection.

It further include the communication apparatus between the first chamber and the second chamber, communication apparatus first in some preferred modes Intracavitary sample enters second and intracavitary provides advantageously channel and a path.

In some preferred modes, when initial collection sample, communication apparatus is not installed in place, need into When row secondary-confirmation is collected, then communication apparatus is installed.

In some preferred modes, communication apparatus can allow the first chamber and the second chamber to be in the state of fluid connection can also The connected state of the first chamber and the second chamber to be separated.

In some preferred modes, communication apparatus can separate the connected state of the first chamber and third chamber.When initial It is pollution-free in order to ensure secondary-confirmation sample after the completion of the collection of sample, first the first chamber and third chamber can be separated.

In the present invention, since can not to enter second naturally intracavitary for initial collected sample, it is necessary to by certain External force under, in this case, just have to take initial collected sample certain active force.

Therefore, in some preferred modes, method of the invention also provides a kind of liquid relief element, completes in initial collection Afterwards, the first intracavitary sample for having had sufficient amount squeezes the first intracavitary sample then pushing liquid relief element at this time, So that it is directed or through communication apparatus and enter second intracavitary, simultaneously, the volume of first chamber itself is compressed.Some In preferred mode, liquid relief element can also be shifted the 4th intracavitary sample.In some preferred modes, the 4th chamber The transfer of interior sample can be after the first intracavitary sample transfer.In some preferred modes, the first chamber and the 4th chamber can be with Different liquid relief elements is respectively adopted to be squeezed.In some preferred modes, the liquid relief element of the first chamber and the 4th chamber it Between may be implemented to link.

In some preferred modes, method of the invention also provides pipetting channel, and above-mentioned liquid relief element can move Liquid is moved in channel, to squeeze the first chamber or the 4th intracavitary liquid.In some preferred modes, first Chamber or the 4th chamber can be a certain section in pipetting channel, be separated to form cavity by different liquid relief elements.? In some preferred modes, the first chamber can realize fluid connection with the second chamber.In some preferred modes, the 4th chamber can be with Fluid connection is realized with detection zone.That is, as pipetting channel inherently can with the second chamber or detection zone or Both persons connection.

In some preferred modes, method of the invention also provides a kind of liquid relief plug, and liquid relief plug is mainly used for shifting Liquid element provides mobile power, keeps it mobile to which the sample intracavitary to the first chamber and/or the 4th generates in pipetting channel The power of extruding shifts these samples.

In some preferred modes, method of the invention also provides the sealing knot between liquid relief element and pipetting channel Structure, it is ensured that when liquid relief element stress is mobile, gap will not be generated between the inner wall of pipetting channel, sample will not occur and let out Dew.

The tenth aspect of the present invention, the present invention provide a kind of side detected and whether there is analyte in liquid sample Method, the detection method include the sample collection device of any one above-mentioned mode, are collected by sample collection device to be checked The sample of survey detects sample therein after the 4th intracavitary collection has sample.In some preferred modes, to After three intracavitary collections have sample, sample therein is detected.In some preferred modes, the 4th intracavitary sample is turned Detection zone is moved on to detect it.In some preferred modes, the intracavitary sample of third is transferred to detection zone pair It is detected.After obtaining testing result, the second chamber is allowed to be separated according to above-mentioned arbitrary mode with sample collection device.

The beneficial effects of the present invention are: using structure of the invention, have the characteristics that it is simple and reasonable, using material at This cheap, function admirable；Convenient for secondary detection.Particularly, it when needing to carry out subsequent confirmation detection, does not need whole A detection device is sent to mechanism for testing and is detected, and is only that the second chamber is removed from device, is sent to detection structure, this Sample is not only safe, but also saves space, and save the cost is more environmentally-friendly.

Detailed description of the invention

Fig. 1 is the overall structure figure of sample testing apparatus in a specific embodiment.

Fig. 2 is the partial exploded view of sample testing apparatus in a specific embodiment, and lid is in the open state in figure, Liquid relief plug is not stuffed into.

Fig. 3 is the schematic diagram of lid in a specific embodiment, and the second chamber and linker have been fitted on lid at this time.

Fig. 4 is schematic diagram of the lid shown in Fig. 3 from another angle.

Fig. 5 is the structure chart on lid top shown in Fig. 3, shows the handle or knob structure of assembly.

Fig. 6 is the schematic diagram of lid in a specific embodiment, and the second chamber is not yet assembled on lid at this time.

Fig. 7 is the assembling relationship figure of the second chamber and assembling structure and linker in a specific embodiment.

Fig. 8 is the assembling relationship figure of the second chamber and linker in a specific embodiment.

Fig. 9 is the schematic diagram of linker in a specific embodiment.

Figure 10 is the bottom view of linker in a specific embodiment.

Figure 11 is the top view of linker in a specific embodiment.

Figure 12 is the schematic diagram of the second chamber in a specific embodiment.

Figure 13 is the schematic diagram from another angle of the second chamber shown in Figure 12, can be seen that second from the angle of Figure 13 The bottom of chamber has an opening, which can make the second chamber and external or other cavitys realize fluid connection.

Figure 14 is the schematic diagram that the opening in the second bottom of chamber portion shown in Figure 13 is sealed.

Figure 15 is the schematic diagram of another angle of the second chamber shown in Figure 12, as can be seen from Figure 15, when the second chamber It is inside not already built into sample, the second chamber can be punctured into flat state.

Figure 16 is the schematic diagram of the assembling structure of the second chamber in a specific embodiment.

Figure 17 is schematic diagram of second chamber in conjunction with assembling structure in a specific embodiment.

Figure 18 is that the second chamber is loaded into the schematic diagram after sample in Figure 17.

Figure 19 is the schematic diagram that the second chamber is completed to separate after sample collection with linker in a specific embodiment.

Figure 20 is the schematic diagram of third chamber in a specific embodiment, and third chamber can be a box body, in this tool In the embodiment of body, detection zone be can be set in the side of third chamber.

Figure 21 is schematic diagram of the third chamber in Figure 20 from another angle, from this angle can show first passage and Position where second channel.

Figure 22 is schematic diagram of the third chamber in Figure 20 from another angle, can show pipetting channel from this angle Part-structure.

Figure 23 is the schematic diagram of third chamber in another embodiment, in this specific embodiment, third A sealed connection lid is assembled on chamber.

Figure 24 is the schematic diagram of the sealed connection lid on third chamber shown in Figure 23.

Figure 25 is the schematic diagram of another angle of the sealed connection lid in Figure 24.

Figure 26 is the cross-sectional view of third chamber in a specific embodiment, in the state of shown in this figure, the first liquid relief member Part and the second liquid relief element are not yet mounted in pipetting channel.

Figure 27 is the cross-sectional view of pipetting channel in a specific embodiment, and in the state of shown in this figure, first is moved Position when the location of liquid element and the second liquid relief element are not used by for device, at this time the first chamber and the 4th chamber be by Compression, first passage and the first chamber are in fluid connection state, and second channel and the 4th chamber are in fluid connection state.

Figure 28 is the cross-sectional view of pipetting channel in a specific embodiment, in the state of shown in this figure, the second liquid relief Element is mobile to the direction for squeezing the 4th chamber, starts simultaneously at and is sealed to second channel.

Figure 29 is the cross-sectional view of third chamber in a specific embodiment, in the state of shown in this figure, the first liquid relief member Part and the second liquid relief element are by liquid relief plug top to inside extreme position, at this point, the 4th chamber and the first chamber are compressed, the 4th chamber Interior sample is pushed into detection zone, and the first intracavitary sample is pushed into second intracavitary, and the first chamber and first passage are in liquid Body separates state, and the 4th chamber and second channel are in liquid partition state.

Figure 30 is the schematic diagram of liquid relief plug in a specific embodiment.

Figure 31 is the schematic diagram of the first liquid relief element in a specific embodiment.

Figure 32 be in a specific embodiment the first liquid relief element from the schematic diagram of another angle.

Figure 33 is the schematic diagram of the second liquid relief element in a specific embodiment.

Figure 34 be in a specific embodiment the second liquid relief element from the schematic diagram of another angle.

Figure 35 is the schematic diagram of sealing structure on the first liquid relief element and the second liquid relief element in a specific embodiment.

Figure 36 is the assembly relation schematic diagram of linker and first passage.

Figure 37 is the schematic diagram of the first chamber, third chamber and linker in a specific embodiment.

Figure label: the first chamber 41, the second chamber 42, third chamber 43, the 4th chamber 44, detection zone 45 detect entrance 46, the One channel 47, second channel 48, collection port 49, collecting tank 50, pipetting channel 51, the first liquid relief element 52, the second liquid relief element 53, detect entrance partitions 54, open end 55, opening 56, sealing element 57, linker 58, puncturing elements 59, connection chamber 60, platform Terrace 61, the assembling structure 62 of the second chamber, lid 63, tapered surface 64, testing element entrance 65 are tightly connected lid 66, the first lid 67, the second lid 68, the connecting portion 69 with lid cooperation, assembly channel 70, assembling structure outer wall 71, assembling structure inner cavity 72, Engraved structure 73, fixed ring 74, assembling connecting piece 75, sealing element 76, liquid relief opening 77, liquid relief plug 78, first movement chamber 79, Support leg 80, seal groove 81, third channel 82, pressure port 83.

Specific embodiment

Below in conjunction with attached drawing, the present invention is described in further detail, it is noted that embodiment is only to this hair Bright specific descriptions, are not construed as limitation of the invention.

Structure of the present invention or used technical term are described further first, if do not referred in particular to It is bright, understood and explained according to general technology term generally in the art.

Detection

Detection indicates chemical examination or tests a kind of substance or material to whether there is, for example, but it is not limited to this, chemical substance, Organic compound, inorganic compound, metabolism product, drug or drug metabolite, organic organization or organic organization generation Thank object, nucleic acid, protein or polymer.In addition, detection indicates the quantity of test substances or material.Furtherly, table is gone back in chemical examination Show immune detection, chemical detection, enzyme detection etc..

Confirmation detection

Confirmation detection is properly termed as secondary detection, secondary-confirmation detection again, may be sun when first time testing result is shown Property or weakly positive in order to ensure the accuracy of testing result or obtain more accurate detection when being perhaps unable to judge accurately As a result, it is desirable to will be sent to a batch of sample (optimal is same batch acquisition) non-at-scene or farther away with confirmation The place of detection qu alification carries out second and detects, to verify testing result.The purpose of confirmation detection is to scene or primary detection As a result a kind of confirmation operation, the instrument examined may be more accurate, and the method for inspection may be more tight, but basic Principle be identical or approximate, only reinspection on the basis of initial survey with initial survey.

Sample

The sample that detection device of the invention can detecte includes biofluid (such as casing fluids or clinical sample). Fluid sample or fluid sample can be from the samples of solid-state or semisolid, including excreta, biological tissue and food Sample.The sample of solid-state or semisolid can be converted to fluid sample using any method appropriate, such as mix, smash to pieces, It macerates, be incubated for, dissolving or (such as water, phosphate solution or other buffer solutions) are disappeared using enzymolysis in a suitable solution Change solid sample." biological sample " includes deriving from animal, plant and food samples, for example including the urine for deriving from human or animal Liquid, saliva, blood and its ingredient, spinal fluid, vaginal fluid, sperm, excrement, sweat, secretion, tissue, organ, tumor, tissue With the culture of organ, cell culture and medium.It is preferred that biological sample is urine.Food samples include the substance of food processing, Final products, meat, cheese, wine, milk and reference water.Plant sample includes being derived from any plant, plant tissue, plant cell training Support object and medium." environmental sample " from environment (for example, from lake or the fluid sample of other water bodys, sewage sample, Soil property sample, underground water, seawater and waste liquid sample).Environmental sample may also include sewage or other waste water.

Using the present invention and suitable detecting element, any analyte can detecte.Saliva is detected preferably by the present invention Drugs small molecule in liquid, urine.Certainly, the sample of any of the above form, nothing can be collected using collection device of the invention By being initially solid or liquid, as long as after these liquid or liquid sample are flowed into some chamber, these liquid Sample can perhaps flow into later simultaneously other chambers due to other chambers can in conjunction with the chamber flowed into first or Separation, when initial collection sample, the chamber and other chambers flowed into first is combined, and user can be with by once collection movement The collection to the liquid samples of required multiple chambers is completed, when needing to carry out subsequent confirmation and detecting, allows wherein some chamber Room and overall separation, thus, one of chamber or the indoor liquid sample of multiple chambers can carry out primary detection, and be separated The liquid sample in that chamber gone out can carry out secondary detection.Optionally, the function status of these chambers can also be mutual It changes, that is to say, that the liquid sample in which chamber can carry out primary detection, and the liquid sample in which chamber can carry out Secondary detection can be interchanged.

Testing element

Testing element can select the test strip of lateral flow, it can detect a variety of analytes.Certainly, other are closed Suitable testing element can also be used in the present invention, all to can detecte sample or sample is whether to be divided containing interested The element of analysis substance can be referred to as testing element, and this detection is either based on which kind of Yuan technical principle, immunology, change , electricity, optics, physics etc. are ok.

Various testing elements can be grouped together and apply in the present invention.A kind of form is Test paper.For dividing The Test paper of analyte (such as drugs or showing the metabolin of physical condition) in analysis sample can be various forms, such as exempt from The form of epidemic disease measurement or chemical analysis.Test paper can be using non-competing method or the analytical model of competition law.Test paper packet Water-absorbent material containing one with sample application zone, reagent area and test section.Sample-adding passes through capillarity originally to sample application zone Flow to reagent area.In reagent area, if there is analyte, sample is in conjunction with reagent.Then sample continues to flow to detection zone. Other reagents, such as molecule with analyte specific binding are fixed on detection zone.Being divided in these reagents and sample Analysis object (if present) reacts and analyte is incorporated in the area, or in conjunction with some reagent of reagent area.For showing Show that the marker of detection signal exists and reagent area or isolated mark zone.

Typical non-competing method analytical model is if containing analyte in sample, and signal will generate, if do not wrapped Containing analyte, signal is not just generated.In competition law, if analyte is not present in sample, signal is generated, if deposited In analyte, then signal is not generated.

Testing element is Test paper, the material that can be selected water suction or not absorb water.Test paper may include multiple material It is transmitted for liquid sample.The material of one of Test paper can cover on another material, as filter paper is covered on nitric acid On cellulose membrane.One area of Test paper can select one or more materials, and one kind that another area selects other different Or multiple material.Test paper can be attached on certain support or hard surface and be affectedly bashful the strong of Test paper for improving Degree.

Analyte is detected by signal generating system, such as utilizes one with this analyte generation specific reaction Kind or a variety of enzymes, are fixed on the method on Test paper for specific combinating substance using such as aforementioned, one or more signals are sent out The composition of raw system is fixed on the analyte detection zone of Test paper.Generate signal substance can in sample application zone, reagent area, Or on detection zone, or entire Test paper, which can be full of on one or more materials of Test paper.Signal will be contained The solution of object is added to the surface of test paper or one or more materials of test paper is immersed in the solution of the object containing signal.Make to be added and contain The test paper of signal object solution is dry.

Each area of Test paper can arrange in the following manner: sample application zone, reagent area, detection zone, control zone determine sample This whether adulterated area, liquid sample uptake zone.Control zone is located at after detection zone.All areas can be arranged at only with a kind of On one test paper of material.It can also be not same district and use different materials.Each area can directly be contacted with liquid sample, or not Direction arrangement of the same area according to liquid sample flowing, the end in each area is connected and is overlapped with the front end in another area.Used Material can be the preferable material of water imbibition such as filter paper, glass or nitrocellulose filter etc..Test paper can also use it His form.

General common reagent strip is nitrocellulose assay strip, i.e. detection zone includes nitrocellulose filter, in nitre Specific binding molecule is fixed on acid cellulose film to show the result of detection；It can also be cellulose acetate film or nylon membrane etc. Deng.Such as the description of the following patent reagent strip or device containing reagent strip: US 4857453；US 5073484；US 5119831；US 5185127；US 5275785；US 5416000；US 5504013；US 5602040；US 5622871；US 5654162；US 5656503；US 5686315；US 5766961；US 5770460；US 5916815；US 5976895；US 6248598；US 6140136；US 6187269；US 6187598；US 6228660；US 6235241；US 6306642；US 6352862；US 6372515；US 6379620；With US 6403383.It test-strips disclosed in patent documents above and has The similar device of test-strips, which can be applied in testing element or detection device of the invention, carries out analyte Detection, for example, in sample analyte detection.

Apply to lateral effluent reagent strip (the Lateral flow that detection reagent item of the invention can be known as Test strip), the specific structure and testing principle of these detection reagent items are this field general technology people in the prior art Technology well known to member.Common detection reagent item, including sample collection region, marked region, detection zone and suction zone, sample This collecting zone includes sample receiving pad, and marked region includes label pad, and suction zone may include water absorption pad, wherein detection zone It include that can detect whether the necessary chemical substance containing analyte, such as immunoreagent or enzymology reagent on domain.One As common detection reagent item be nitrocellulose assay strip, i.e. detection zone includes nitrocellulose filter, in cellulose nitrate Specific binding molecule is fixed on plain film to show the result of detection；It can also be cellulose acetate film or nylon membrane etc., certainly, It can also include testing result control area in the downstream of detection zone, in general, with horizontal line in control area and detection zone Form occurs, and is detection line or control line.Such detection reagent item is traditional reagent strip, certainly, can also be other benefits The other types of reagent strip detected with capillarity.In addition, dry chemistry reagent ingredient is had on general detection reagent item, Such as fixed antibody or other reagents, after encountering liquid, liquid is flowed with capillarity along reagent strip, with stream It is dynamic, allow dry agent formulations to be dissolved in liquid, so that the dry reagent to next regional processing in the area reacts, thus into The necessary detection of row.Liquid flowing mainly carries out through capillary action.These testing elements are shown in the description and note of following file It carries: " regeneration treatment of nitrocellulose filter and its research of adhesion protein ability " of Li Fugang；The Ma Hongyan, " glue of Li Qiang etc. The analysis of membrane material characteristic is chromatographed in body gold diagnostic kit "；A kind of " new colloidal gold immunochromatography of Wang Yong, Wang Luhai etc. Test strips ".It can be applied in detection device of the invention, or be arranged in test chamber and liquid sample herein Contact either whether there is or existing quantity for detecting analyte in the liquid sample entered in test chamber.

In addition to above-mentioned testing element is in the form of reagent strip, itself it is used to and some biggish chamber, such as sheet The liquid contact of third chamber 43 in application comes in test liquid samples whether contain outside analyte, in some preferred sides In formula, testing element can also be arranged in the test card of a concentration, have many grooves, testing element position in test card In groove, entire test card is arranged in detection zone 45, due to having between third chamber 43 and detection zone 45 by two The detection entrance 46 of person's connection, the liquid sample entered in third chamber 43 can enter detection zone by detecting entrance 46 In 45, so that the testing element on tested card is detected.Certainly, in addition to carrier disclosed above, other carrier can also be with It is applied to the carrier in the present invention as bearing test item.For example, in some modes, third chamber 43 or other chambers Liquid sample can be first collected, then with individually with test-strips or the card with test-strips or carrier are inserted into third chamber 43 In detected.Those of ordinary skill in the art be appreciated that according to the present invention documented by, these test-strips can not have It is arranged on carrier, but is individually present, detection zone 45 of the invention is also that can lack in some cases, test Item is also that can lack in some cases.

The flowing of liquid

The flowing of liquid, and the flowing of sample or the flowing of liquid sample, in some cases, sample can be referred to as Transfer be also to be realized by flowing, the circulation of liquid typically refers to flow to from a place another place, one As in the case of, the flowing of the liquid of nature is most of to flow to lower from eminence by the effects of gravity, and flowing here is also By external force, i.e., flowing under external gravitational conditions can become the flowing of natural gravity.In addition to gravity, liquid Flowing can also overcome gravity, carry out the movement that eminence is flow to from lower.For example, the extraction of liquid or the compressing of liquid, Or liquid is under pressure, and flow to eminence from lower, also or due to pressure relationship and overcome the gravity of liquid itself And the flowing carried out.

For example, third chamber is located on the first chamber and the 4th chamber, and the 4th chamber is located under third chamber in Figure 27-29, when there is liquid When into third chamber, liquid relies on the gravity of itself, naturally gravity flowing can be relied on to first from third chamber In chamber and the 4th chamber, downstream position can also be flow to naturally from upstream, when device integrally rocks, liquid be also possible to because For gravity direction change and the variation that flows to.

Analyte

It can include some small-molecule substances with the example of the analyte involved in the present invention, these small molecules include poison Product (such as drug abuse)." drug abuse " (DOA) refers to that non-medical destination uses drug (usually playing paralysis nerve). It abuses these drugs and will lead to body & mind and be damaged, generate dependence, addicted and/or dead.Drug abuse Example includes cocaine；Amphetamine AMP is (for example, black beauty, white amphetamine tablet, dextroamphetamine, dextrorotation benzene are different Propylamine tablet, Beans)；Crystal methamphetamine MET (crank, meth, crystal, speed)；Barbiturate BAR (such as Valium, Roche Pharmaceuticals, Nutley, New Jersey)；Sedative (i.e. sleep paramedicines)；Wheat Angle acid acyl diethylamine (LSD)；Inhibitor (downers, goofballs, barbs, blue devils, yellow jackets, Methaqualone)；The anti-antidepressant of tricyclic antidepressants (TCA, i.e. imipramine, amitriptyline and doxepin)；Diformazan methylenedioxymethamphetamine aniline MDMA；Phencyclidine (PCP)；Tetrahydrocannabinol (THC, pot, dope, hash, weed, etc..)；Opiate (i.e. morphine MOP or opium, cocaine COC；, heroin, hydroxyl dihydrocodeinone)；Anxiolytic and hypnotic sedative agent, anxiolytic It is that one kind is mainly used for anxiety reduction, anxiety, fear, sets the mind at rest, have the drug of hypnosis sedation, including Benzodiazepine concurrently Class BZO (benzodiazepines), it atypia BZ class, fusion phenodiazine NB23C class, benzene nitrogen Zhuo class, the ligand class of BZ receptor, opens Ring BZ class, diphenylmethane derivatives, piperazine carboxylic acid salt, piperidine carboxylic acid salt, Kui oxazoline ketone, thiazine and thiazole, Other heterocyclics, imidazole type calmness/anodyne (such as hydroxyl dihydrocodeinone OXY, methadone MTD), propanediol derivative-ammonia Formate ester, aliphatic compound, anthracene derivative etc..It can be used for detection using detection device of the invention and belong to medicine The detection of purposes but easy overdose, such as tricyclic antidepressant (imipramine or the like) and Paracetamol.This A little drugs can be metabolized to small-molecule substance after being absorbed by the body, these small-molecule substances are present in blood, urine, saliva, sweat In equal body fluid or part body fluid there are above-mentioned small-molecule substances.

For example, including but is not limited to creatinine, bilirubin, nitrite, albumen with the analyte that the present invention detects (non-specificity), hormone (for example, human chorionic promotes sex hormone, luteinizing hormone, follicular stimulating hormone etc.), blood, white blood cell, Sugar, heavy metal or toxin, bacterial components (albumen or glucide as being directed to specific bacterial, such as such as colon bacillus 0157: H7, staphylococcus, salmonella, fusobacterium, Campylobacter, L.monocytogenes, vibrio or cactus bacillus) and urine Substance relevant to physiological characteristic in sample, such as pH and specific gravity.Other any Clinical Urinary chemical analyses are all examined using lateral flow Survey form cooperates apparatus of the present invention to be detected.

Connection and/or partition

In the present invention, connection refers to a kind of state of fluid communication, that is, in this structure, fluid can be from one A region is to another region, perhaps can be from a part of structure to another part or can be from first of structure For cavity to another cavity, " to " here is realized by the mobility of fluid itself, and connection specifically refers to fluid company Lead to, i.e. gas connection or fluid connection.Gas connection or fluid connection refer to that liquid or gas can be from a places It is flow to another place, guiding function may be played by the structure of some physics during flowing.It is so-called to pass through physics Structure generally refer to surface or these structures of the liquid by the structure of these physics inside space and it is passive or Another place is actively flowed to, passive is usually the flowing received under flowing caused by external force, such as capillarity.Here Flowing be also possible to liquid or gas because of self-acting (gravity or pressure), be also possible to passively flow.Here Connection be not offered as centainly needing liquid or gas to exist, only show the connection between two objects in some cases Relationship or state can be from a material flows to another object if there is liquid exists.This refers to two objects The state of connection, on the contrary, if not having fluid connection or gas connection state between two objects, if there is liquid is at one In object perhaps on liquid cannot flow in another object or on, such state be it is non-interconnected, on-liquid or The state of gas connection.In the present invention, sometimes also directly by this gas connection or the state of fluid connection, referred to as Perhaps referred to as this connection of connection is in fluid communication and does not need physical presence fluid in structure (such as liquid or gas), Only structure is at the expression of such a state.Correspondingly, the partition in the present invention refers to and is connected to (fluid company It is logical) opposite state, i.e., it is not connected to, that is to say, that under partition state, fluid can not be realized above-mentioned under the action of mobility From a region to another region, perhaps can be from a part of structure to another part or can be from structure First cavity is to another cavity, and equally, it can be one kind of structure that partition, which does not need physical presence liquid in structure, yet State.

Detection device or collection device

Detection device refer to for detect in sample whether the device containing analyte.Collection device refers to carry out liquid The device of collection and the storage of body sample.Detection device may include collection device, and collection device also may include detection device, Or collection device is separated with detection device, when detection, is combined to collection device and detection device, thus complete At detection.It is also possible to collection device and device that detection device is structure as a whole, after collecting liquid sample, so that it may It is detected at once, obtains test result, while carried out detection sample and collecting the separation of sample, so as to carry out secondary inspection It surveys (if necessary).Here the meaning of detection device or test chamber can be interchanged, and collection device and collection chamber can also To exchange, only play the role of exchange that is different and carrying out function.It, can be with for example, when the present invention mentions collection device It does not include test chamber, but collection device may include having testing element or the carrier containing testing element, contain test member The collection device of part can also be referred to as detection device.Certainly, collection device may include the space for testing element is arranged, But be not necessarily required to containing testing element, testing element can be when subsequent any suitable and collection device carries out group It closes and becomes detection device.For example, collection device may include the space for accommodating testing element, such as contain detection zone 45, either in the chamber of the collection liquid of collection device there is suitable position testing element is arranged or to contain testing element Carrier.

For collecting the first chamber of liquid sample

In certain specific embodiments of the invention, in concrete mode as can be seen in figures from 27 to 29, the present invention provides one kind For collecting the collection device of liquid sample, or the detection device for detecting liquid sample, certainly, which also has The function of having collection also includes perhaps this collection device of collection device or detection device includes the first chamber 41, the first chamber 41 It can be used as the chamber directly collected to come using can also realize the receipts of sample by other chambers such as third chamber 43 Collection.

When the first chamber 41 is as the cavity directly collected, the opening outside a direct connection itself can have, It can be injected or loaded into sample, such as structure shown in Figure 26 into the first chamber 41 by the opening, the first chamber 41 can be at this time Sample is directly collected from external.When the first chamber 41 realizes the collection of sample by other chambers, as can be seen in figures from 27 to 29, It is directly connected to by a first passage 47 with third chamber 43, also, the first chamber 41 is located at the lower section of third chamber 43, third chamber 43 have a upward collection port 49, and by the collection port 49, liquid sample can be entered in third chamber 43 and in gravity It acts on lower nature to fall or toward flowing down, fall naturally and the can be fallen directly into the part liquid sample of first passage In one chamber 41, some inevitable liquid sample can not fall directly into first passage 47 in natural dropping process, then This partially liq sample can gather in the bottom of third chamber 43, when liquid level is more than to be higher by third chamber 43 from first passage 47 When the height of bottom, this partially liq will be flowed into the first chamber 41 by first passage 47.

In some preferred modes, for example, as can be seen from the figure, it can be opened up on the side wall of first passage 47 One collecting tank 50, this collecting tank 50 can be flushed with the bottom of third chamber 43 or the bottom of slightly above third chamber, certainly In right dropping process and does not enter the part liquid sample of first passage 47 and can finally be pooled to the bottom of third chamber 43, due to Relatively, the liquid sample in 43 bottom of third chamber may pass through greatly collection to the bottom level of collecting tank and third chamber 43 very much Slot 50 enters in first passage 47 to be flowed into the first chamber 41 along first passage 47.It should be noted that due to me Do not need sample all in third chamber 43 and be all flowed into the first chamber 41, it is only necessary to a part therein, therefore, as long as The amount for the liquid being collected into is enough, will necessarily some sample can enter in first passage 47, also, due to actual use In, entire cavity may be in the state of a nonstatic, such as be held, then the collected sample of institute is also due to shake It shakes and more possibly enters in collecting tank 50 greatly.

In some preferred modes, the liquid sample in the first chamber 41 is used directly for detecting.Some preferred In mode, the liquid sample in third chamber 43 is used directly for detecting.Liquid in some preferred modes, in the first chamber 41 Body sample can be transferred in other cavitys, such as the second chamber 42.

In some preferred modes, the volume of the first chamber 41 is variable, for example, shown in Figure 27-29 during, One chamber 41 is actually one section of space in pipetting channel 51, this section of space is by the first liquid relief element 52 and the second liquid relief member Part 53 is isolated and is formed, when the first liquid relief element 52 or the second liquid relief element 53 or two liquid relief elements are logical in liquid relief When moving in road 51, the volume of the first chamber 41 will change.In some preferred modes, the volume of the first chamber 41 can be with It is compressed, the liquid sample wherein stored at this time can be extruded, until in other chambers or for other purposes.Some preferred Mode in, the volume of the first chamber 41 can also be extended, and in this case, can generate inside attraction in the first chamber 41 Power makes it faster be collected into more liquid samples, alternatively, in some preferred modes, the volume of the first chamber 41 can be with The increase of collected sample and expand.

Self-sealing

The self-sealing refers to, the object that is accommodated in addition to cavity itself or cavity (including liquid, gas with And other substances) may be acted on without other any active forces other than pressure caused by the inner wall or outer wall to cavity When on cavity, cavity be may be between sealing state, inside cavity and the external world or other cavitys in fluid isolation State, fluid communication (including liquid, gas etc.) can not be allowed.In some cases, the self-sealing refers to, in addition to The object (including liquid, gas and other substances) accommodated in above-mentioned cavity itself or cavity may be to the inner wall of cavity Even if applying certain external force to the inner wall or outer wall of cavity other than pressure caused by outer wall, as long as this external force Not sufficiently large or do not reach certain value, cavity is still within the state of above-mentioned sealing.It in some cases, can on cavity Can there are the hole but the material as used by cavity or the relationship with certain wall thickness that opening is perhaps punctured, this The hole being perhaps punctured that is open also can satisfy the above-mentioned item that in internal force or under not sufficiently large external force, will not be opened Part, also, when being applied with external force or external force is sufficiently large, the intervention that cavity does not need other component can be with the external world Either other cavitys realize fluid connection (can be through the opening or the hole being punctured), and remove in this external force Later, when and can be restored to original fluid isolation state, this cavity is referred to as by we can be with the cavity of self-sealing.

For collecting the third chamber of liquid sample

In certain specific embodiments of the invention, such as Figure 20-23, the present invention provides a kind of for collecting liquid sample Collection device, or the detection device for detecting liquid sample, certainly, the detection device also have the function of collection or It also include collection device, this collection device or detection device include third chamber 43, and third chamber 43 can be used as direct collection Chamber come using, can also be used as detection cavity come using or the third chamber 43 be also used as an interim storage Cavity, make to enter liquid sample therein and entered in other cavitys by third chamber 43, other cavitys can be receipts Collect cavity, is also possible to test chamber.

For example, third chamber 43 collects the transition of liquid sample as the first chamber 41 in the concrete mode shown in Figure 27-29 Cavity, by foregoing some modes, the first chamber 41 can be collected simultaneously the liquid sample into third chamber 43.When Right third chamber 43 can also collect sample by other chambers.

When third chamber 43 is as a transitional cavity, as shown in figure 21, bottom be may have and 41 liquid of the first chamber The first passage 47 of body connection, and the second channel 48 with 44 fluid connection of the 4th chamber, in this case, as long as first is logical Road 47 and second channel 48 are not closed, then the first chamber 41 and the 4th chamber 44 can be able to be substantially synchronous with third chamber 43 Complete the collection of sample.

In some preferred modes, third chamber 43 can also realize liquid by a detection entrance 46 and detection zone 45 Body connection, detection entrance 46 can be adjusted or be set as to be connected to or separate, thus can according to need third chamber Liquid in 43 is introduced into detection zone 45, and testing element can be set in detection zone 45, can also be not provided with test member Part.When testing element is arranged in detection zone, for the ease of observation, detection zone can be made of transparent material.

In some preferred modes, a collecting tank 50 can be opened up on the side wall of first passage 47, this collection Slot 50 can be flushed with the bottom of third chamber 43 or the bottom of slightly above third chamber, in natural dropping process and does not enter The part liquid sample in one channel 47 can finally be pooled to the bottom of third chamber 43, due to the bottom of collecting tank and third chamber 43 Relatively, the liquid sample in 43 bottom of third chamber may be entered in first passage 47 greatly height by collecting tank 50 very much To be flowed into the first chamber 41 along first passage 47.It should be noted that since we do not need institute in third chamber 43 Some samples are all flowed into the first chamber 41, it is only necessary to a part therein, therefore, as long as the amount for the liquid being collected into is enough, Will necessarily some sample can enter in first passage 47, also, due to actual use in, entire cavity may be in The state of one nonstatic, such as held, then the collected sample of institute is also due to rocking and more possibly entering greatly In collecting tank 50.

In some preferred modes, the first chamber 41 and third chamber 43 can be isolated when initial collection in liquid State, that is, the liquid sample as collected by third chamber 43 will not automatically into or can not sample be self-possessed effect It is entered directly under power in the first chamber 41, such as the connected relation between the first chamber 41 and third chamber 43 is separated by some element, After applying certain active force to the liquid sample in third chamber 43, the partition of this element can be broken through, to make sample This enters in the first chamber 41 out of third chamber 43.That is, in this case, the first chamber 41 is not necessarily intended to as at the beginning of one Beginning collects the cavity of sample, can be used as a channel, this channel enters the second chamber 42 from third chamber 43 for sample and mentions A paths are supplied, due to the presence in this path, sample can be entered directly into inside the second chamber 42 without polluting second The outer wall of chamber 42.

In some preferred modes, third chamber 43 can be sealed with coverd part.In some preferred modes, lid can be with Directly and the connection of third chamber 43 is to seal third chamber.In some preferred modes, lid can be sealed directly including detection Third chamber including region.In some preferred modes, lid can be only used for the collection port of sealing third chamber.Some excellent In the mode of choosing, lid can be connect by sealed connecting component with lid.Such as shown in Figure 24-25, for collection port 49 and survey The sealing for trying element inlet 65 can be using lid 66 be tightly connected, and being tightly connected lid 66 include for covering sample collection entrance the One lid 67 and the second lid 68 for covering testing element entrance 65 pass through the first lid 67 and the second lid 68, are tightly connected lid 66 Collection port 49 and testing element entrance 65 can be covered simultaneously, lid can be reconnected by being tightly connected lid 66, alternatively, sealing connects Fitting inherently sealing state, as shown, the first lid 67 and the second lid 68 are engaged by clamping in third chamber and detection zone Opening portion.Other than mode shown in figure, thermoplastic envelope can also be carried out with film, as long as guaranteeing when detection, The diaphragm seal is airtight or no leakage can, after completing detection, after allowing the second chamber to separate with apparatus main body, device Main body (including detection zone) can make discard processing, without entire detection device is stored and transported.

In some preferred modes, it is first packed into sample into third chamber 43, is not loaded into sample in the first chamber 41. In some preferred modes, the sample in third chamber 43 can enter in the first chamber 41 under the action of certain external force.For example, As shown in figure 37, in some preferred modes, the third channel 82 for passing through third chamber 43 is can be set in the first chamber 41, When initial collection, sample will not be loaded into this third channel 82.In some preferred modes, the second chamber 42 and second The assembling structure of chamber can be assembled on third channel, similarly can be connected to the first chamber and the second chamber 42 with linker 58.? In some preferred modes, the sample in third chamber 43 can be pressed directly into from the first chamber 41 to third under pressure and be led to In road 82.In some preferred modes, the second chamber 42 can be directly assembled on third channel 82.In some preferred modes In, third channel 82 and third chamber 43 have shared opening, but when being loaded into sample, and being will be slightly note that just will not allow sample Originally it enters in third channel 43.In some preferred modes, when initial collection sample, in order to make provision against emergencies, third channel 43 can be closed, such as be clogged with plug, or sealed with film.

In some preferred modes, some apertures that can be connected to the first chamber, these apertures are arranged in the bottom of third chamber It can be opened under certain conditions, these apertures are only connected to the first chamber and third chamber, without with other cavitys or outside Portion's connection.In some preferred modes, the bottom of third chamber is arranged in these apertures.In some preferred modes, these Aperture is arranged on the wall surface that the first chamber and third chamber share.In some preferred modes, these apertures are that pressure port 83 connects Logical, when in third chamber 43 by enough pressure, pressure port 83 will be opened, and the first chamber and third chamber is allowed to can be realized fluid Connection, sample directly can enter the first chamber from third chamber at this time, and when pressure is removed, pressure port 83 can restore closure again. In some preferred modes, pressure port can be using foregoing self-enclosed aperture, such as opening similar to " bottle of screaming " Mouthful.In some preferred modes, pressure port in closed state, is able to bear the liquid pressure for carrying out third chamber under state of filling Power, that is to say, that be only to the intracavitary loading sample of third, the self weight of these samples is not enough to open pressure port.Some excellent In the mode of choosing, when sample reaches certain collecting amount, pressure port can be opened.In some preferred modes, pressure port The pressure that can bear can configure according to actual needs.In a specific embodiment, the section of the first chamber 41 compares third The section in channel 82 is wide, can make have a distance between third channel 82 and the first chamber 41 in this way, pressure port 83 is set It sets in this section apart from upper.In some preferred modes, the pressure in third chamber 43 may come from lid, such as lid It is pushed down on equipped with piston and perhaps squeezes upper liquid level or cover cap is fashionable can produce pressure, act on liquid level.

Detect entrance

Detection entrance 46 is the communication port between collecting chamber and detection zone, yet it is not desirable to will test region and collection The connection of chamber moment, collecting chamber can be separated with detection zone, and be connected to as needed, in such a case, it is possible to detecting Entrance 46 setting detection entrance partitions 54, by detection entrance partitions 54 come realize detection entrance 46 can be adjusted or It is set as the function of being connected to or separate, thus can according to need and the liquid in third chamber 43 is introduced into detection zone 45 It is interior.

For example, detection entrance partitions 54 has certain hardness and thickness in mode as shown in figure 27, which is provided with Notch is interference fit between the section of notch, then in the case where no pressure or insufficient pressure, entire notch is State in closure, can separate liquid communication, but in the case that the side of notch is under pressure, and notch will be along The direction of pressure is opened wide, and nature pressure release is carried out, that is to say, that when there is a certain amount of sample in the side of notch, or is applied to sample Add certain pressure, so that it may wash notch open, make 45 fluid connection of collecting chamber and detection zone, after pressure is removed, notch It can restore the state of closure again.

Detection zone

Detection zone 45 the present invention be for liquid sample carry out analysis test with the presence or absence of analyte.One As, it may include testing element inside detection zone 45, the testing element and liquid sample carry out contact and carry out to liquid-like This chemical examination or test.In traditional product, generally when manufacture has the device of test chamber, typically first make Make testing element or testing element is allowed to be arranged on carrier, then testing element is inserted into detection zone again, then again Sealing detection region.In this case, generally there is detection zone an opening testing element can be entered and left to detection zone In domain.Such as shown in Fig. 1-2,20-21, the upper end of detection zone 45 is equipped with a testing element entrance 65, as previously described, Testing element can be allowed to be inserted into detection zone 45 by this testing element entrance 65.Under normal conditions, it is inserted into detection It after chamber, needs to be sealed the opening 65 of detection zone, this sealing effect and quality requirement are very high, as front is explained It states, entire detection device or collection device require to carry out transportation and packaging together, in order to avoid being located at detection zone The liquid of liquid or third chamber is unlikely to reveal, and needs strictly to seal any place there may be leakage, and Each product requires the detection of being sealed property, increases production cost in this way.But it is secondary using of the invention having After second chamber of confirmation, these were considered with the place for needing sealing effect good can not have to deliberately go to consider in the past, it is this close Envelope only needs temporary sealing with regard to much of that, and does not need to require persistent sealing.Such as shown in Figure 24-25, for collecting The sealing of mouth 49 and testing element entrance 65 can be using lid 66 be tightly connected, and being tightly connected lid 66 include receiving for covering sample Collect the first lid of entrance 67 and the second lid 68 for covering testing element entrance 65, passes through the first lid 67 and the second lid 68, sealing Connection cover 66 can simultaneously cover collection port 49 and testing element entrance 65, and the sealing of sealed connection lid 66 just uses conventional Sealing can, such as the first lid 67 and the second lid 68 be engaged by clamping in the opening portion of third chamber and detection zone.In addition to figure Shown in except mode, thermoplastic envelope can also be carried out with film, as long as guaranteeing that the diaphragm seal is airtight when detection Or no leakage can, after completing detection, after allowing the second chamber to separate with apparatus main body, apparatus main body (including detection zone Domain) discard processing can be made, without entire detection device is stored and is transported.In some preferred modes, sealing The connecting portion 69 with lid cooperation as shown in figures 24-25 can also be set in connection cover 66, in some preferred modes, Connecting portion 69 can be using threaded connection, such as form shown in figure, and certainly, connecting portion 69 can also use other The connection of what form, as long as can be realized the connection for being tightly connected lid 66 and lid 63.Certainly, it is tightly connected lid 66 itself It can also be used as the lid of device, do not need connecting portion 69 at this time, but will directly be tightly connected lid 66 and be made into and can seal The shape of whole device.

For collecting the second chamber of confirmation detection sample

In certain specific embodiments of the invention, the present invention provides a kind of for collecting the second of confirmation detection sample Chamber 42.In some preferred modes, the second chamber 42 can be collected with initial detecting sample with a batch of sample, that is, It says, while acquiring initial sample, can also be packed into the second chamber 42 with a batch of sample.In some preferred modes In, the sample in the second chamber 42 is from the first chamber 41.In some preferred modes, the sample in the second chamber 42 comes from third Chamber 43.In some preferred modes, the second chamber 42 can directly collect sample.

As the specific implementation of the second chamber, as shown in figs. 12-15, the second chamber 42 is the cavity of a variable-volume, This cavity has an open end 55, and in some preferred modes, open end 55 cannot be compressed, and as shown in figure 13, open An opening is equipped in mouthful end 55, this opening 56 can with when the second chamber 42 be connected to other cavitys to be received by other cavitys Collection sample or this opening can permit the second chamber 42 and voluntarily collect sample.In some preferred modes, this opening 56 Can be sealed by sealing element 57, as shown in figure 14, when being sealed by sealing element, sealing element 57 can with opening 56 be connected, close-fitting Or removable connection or combination.In some preferred modes, the mode of communicating of linker 58 and the second chamber 42 be can be to pierce Broken element punctures 57 to realize.

In some preferred modes, open end 55 can also be compressed, in such a case, it is possible to not be separately provided close Open end and the second chamber 42 are directly integrally formed by sealing, or setting can with the compressed sealing element together of open end 55, Elasticity or retractility that sealing element needs to have certain at this time.

In some preferred modes, the second chamber 42 can have the opening of a self-sealing, as previously mentioned, this is open It is at the state of sealing over a range of pressures, it is ensured that the liquid in the second chamber 42 will not flow out, but in pressure More than certain numerical value, it is likely that can open, after the pressure for being more than this numerical value is removed, and the state of sealing can be restored to.

In some preferred modes, sealing element 57 can be rubber stopper or plastic plug or silica gel plug, have material It with certain elasticity, can be connected to by puncturing elements with extraneous or other cavitys when being punctured, when puncturing member After part is removed, and it can restore to seal, the sealing after recovery can guarantee within the scope of certain pressure, and liquid therein will not Leakage.

In some preferred modes, it can be evacuated in the second chamber 42, in this way, since the second chamber 42 does not have internal pressure, Once being connected to other cavitys or the external world, there will be conducive to sample to flow into the second chamber 42.

In some preferred modes, the second chamber 42 its shape and volume after being loaded into liquid sample can change, As depicted in figs. 18-19, after the second chamber 42 is loaded into a certain amount of liquid sample, shape from it is flat expansion be it is cylindric. Since the second chamber 42 has such retractility or elasticity, and its open end is punctured element and punctures when being packed into sample, because When need to use, can squeeze the second chamber 42 makes it from the opening for being punctured element and puncturing to the sample being packed into this second chamber 42 End outflow.

In some preferred modes, the second chamber is also possible to hard cavity, for example, by using glass or plastic material system At the opening for capableing of self-sealing can be set on sealing element 57, for example, the opening of similar " bottle of screaming ".In some preferred sides In formula, the opening of self-sealing be can be arranged directly on the second chamber.

Linker

As shown in figs. 9-11, in some specific implementations of the invention, the present invention also provides one kind for being connected to the The linker 58 of two chambers 42 and the first chamber 41.In some preferred modes, linker 58 and the removable connection of the second chamber 42 Or it combines.In some preferred modes, when cavity is connected or combined with linker, linker can be by inside cavity It is connected to other cavitys or outside liquid.In some preferred modes, when cavity and linker are dismantled, cavity be in from The state of sealing.In some preferred modes, linker 58 is for being connected to the second chamber 42 and other cavitys, such as the first chamber 41 or third chamber 43.In some preferred modes, linker 58 is for being connected to the second chamber 42 and exterior space.

As shown in figure 9, linker 58 can have a puncturing elements 59, this puncturing elements 59 can be in certain external force The second chamber 42 is punctured under effect, and establishes one and other cavitys or the extraneous channel being connected to for the second chamber 42.Some excellent In the mode of choosing, puncturing elements 59 are syringe needles as shown in the figure.

In some preferred modes, linker 58 has a connection chamber 60, and puncturing elements 59 are connected to chamber 60 is connected to, Connection chamber 60 itself can be connected to other cavitys, for example, connection chamber 60 can be connected to the first chamber 41, when the first chamber 41 is squeezed When pressure, in sample can be entered in the second chamber 42 by connection chamber 60 along puncturing elements 59, in some preferred sides In formula, connection chamber 60 can also be used as the entrance for directly collecting sample.

In some preferred modes, connection chamber 60 can be by the receiving of 47 part of first passage wherein, this part is especially It is a kind of assembly method of linker and first passage, in this assembly side as shown in figure 36 including collecting tank 50 noted earlier Under formula, linker separates first passage and third chamber 43, and first passage is made to be merely able to the second chamber 42 of connection and the first chamber 41, this When the second chamber 42 can only receive the sample from the first chamber 41, this mode is particularly suitable for the intracorporal sample of other chambers and is used as inspection The case where survey, it is ensured that entering the sample in the second chamber 42 as secondary detection will not be contaminated when initial detecting, together When by first passage and third chamber partition after, the outer periphery of the second chamber will not be by the sample contamination from third chamber, in the second chamber It completes after collecting and taking out, outer surface will not be infected with sample.

In some preferred modes, a position limiting structure can be set for linker 58 and lid 63, this limit knot Structure can prevent linker 58 to be brought away from lid, because the outer wall of linker 58 may be in contact with sample, in this feelings Under condition, when the second chamber 42 is removed, linker 58 had better not be carried over simultaneously with the second chamber 42, otherwise have sample, That is the separation of the second chamber of Yao Shixian 42 and linker 58, this separation can pass through limit while the second chamber 42 takes out Bit architecture limits the movement of linker to realize.In some preferred modes, position limiting structure be can be set on lid 63.? In some preferred modes, position limiting structure be can be set on linker 58.

In some preferred modes, there is a step surface 61 on the end face of linker 58, step surface 61 can be used as Linker 58 covers on a datum level on first passage 47, also, after the second chamber completes sample collection, linker 58 due to The effect of puncturing elements 59 can be connected on the second chamber 42, need to separate in the second chamber and linker 58 at this time, Ye Jixu Apply certain external force, but since linker itself has been infected with by sample, cannot be manually operated, in this case, by It, can effect by the assembling structure 62 of the second chamber on lid 63 to this step surface 61 in the protrusion of step surface 61, it is ensured that In the separation of the second chamber 42, linker 58 is still remained in device, will not be pulled out therewith.In addition, also having on linker 58 One tapered surface 64, the main function of tapered surface are easy for the installation of linker 58.

As shown in Figure 3-4, in the specific embodiment of the present invention, linker 58 is initial in use, can be by The lower end of the assembling structure 62 of second chamber on lid 63, as the lid trap of lid 63 is on first passage 47.Initial Using or when initial assembly, linker 58 is not connected to the second chamber, only when the sample for needing to collect secondary-confirmation detection This when, linker 58 just can be connected to the second chamber under the action of certain.

Such as state shown in Fig. 7-8 and 36, it is the state that linker 58 is not yet connected to the second chamber 42, the second chamber at this time Liquid sample is not yet collected into 42, under this mated condition, by matching relationship or external force by linker 58 to second The direction of chamber 42 pushes, then the puncturing elements 59 on linker 58 can puncture the outer wall of the second chamber or puncture on the second chamber Sealing element 57 and the second chamber fluid connection.For another example state shown in Figure 19, it can be understood as be that linker 58 is extracted from the second chamber State, the second intracavitary liquid sample for being collected into sufficient amount at this time extracts linker 58 at this time, and the second chamber is punctured outer The sealing element 57 of wall or the second chamber can Natural closure, the state of this Natural closure is able to bear in its collected liquid The pressure of body sample.It needs in use, squeezing the second chamber, liquid sample can be flowed out from the place of being punctured.

Lid

As seen in figures 3-6, in certain specific embodiments of the invention, the present invention provides a kind of lid 63, some In preferred mode, as shown in Fig. 2, lid 63 can connect on being tightly connected lid 66, lid 63 and sealed connection lid 66 can With the combination or connection removable by connecting portion 69, that is to say, that lid 63 can cover conjunction on being tightly connected lid 66, It can also be removed from thereon.In some preferred modes, it can be not provided with being tightly connected lid 66, lid 63, which directly covers, to be closed the The oral area of three chambers 43, lid 63 can also and third chamber 43 the removable combination or connection of oral area, when lid 63, which covers, to be closed, It can be by sample collection device integral sealing of the invention.As previously mentioned, this sealing can be common sealing, it is also possible to More demanding sealing structure is selected according to actual demand.

In some preferred modes of the invention, the second chamber 42 can be packed by lid 63 while sealing cooperation, So that the second chamber 42 be in one being capable of the position of collecting sample or state at any time.Certainly, the present invention is not precluded some In preferred mode, the second chamber 42 can also be placed in other way being capable of the position of collecting sample or state at any time. In some preferred modes, the assembling structure 62 of the second chamber is set, the second chamber 42 can be with the assembling structure 62 on lid 63 Removable connection perhaps combination before the device of the invention is used (such as transport storage or sale when) the second chamber 42 can separate with assembling structure 62, if this separation can reduce the occupied space of overall structure of the present invention, then exist In use, the second chamber 42 is encased in assembling structure 62 again, the second chamber can be loaded into suitable position with assembling structure. In some preferred modes, setting assembly channel 70 on lid 63, the assembling structure 62 of the second chamber can be with the assembly channel 70 removable combinations or connection, that is to say, that the second chamber can be loaded into first in the assembling structure, then pass through the assembly Structure is encased in lid 63.

In some preferred modes, linker 58 can be also loaded into assembling structure 62, but linker 58 is packed into Assembling structure 62 is not offered as it and is directly connected to the second chamber 42, and as previously described, linker 58 can be according to actual use Need under other mating reactions perhaps external force with 42 fluid connection of the second chamber or separate.

The assembling structure of second chamber

In some preferred modes of the invention, the present invention provides a kind of assembling structure 62 of second chamber, the assembly knot The main function of structure 62 is to be packed into the second chamber wherein, and in some preferred modes of the invention, the second chamber 42 is one soft Property body, outer wall can be extruded, and the second chamber need and the either other cavitys of lid carry out removable combination or Person's connection will necessarily apply certain external force, if right during this removable combination or connection to the second chamber None external protection structure of this flexible body of second chamber, it is more likely that can exert a force and improper squeeze liquid sample therein Out, this is the case where absolute demand avoids, therefore assembling structure is not only the second chamber of carrying, also plays a support to the second chamber The effect temporarily protected.

In some preferred modes, the second chamber is also possible to hard cavity, such as glass or plastic material are made, In this case, assembling structure can also play a certain protective role the second chamber, and more important is play one to second The convenient mode that chamber is grabbed, held.

In some preferred modes, as shown in Fig. 7,16-17, assembling structure has an outer wall 71 and inner cavity 72, the Two chambers can be loaded into its inner cavity, the second chamber and inner cavity can using secure bond, be fixedly connected or removable combination can The form for tearing formula connection open is assembled together.The purpose of assembly be enable the second chamber and assembling structure as a whole with lid Body or other cavitys and component are attached or combine.As previously mentioned, assembling structure 62 needs to play branch to the second chamber The effect of support and protection, therefore, the outer wall of assembling structure 62 must have certain a shape and hardness, this shape will be beyond the The outline shape range of two chambers, hardness, which will meet, is able to bear certain pressure without causing to squeeze to the second chamber, such as finger Extruding will not deliberately go to squeeze when in use since the working environment of the second chamber is usually all mobile or manual operation Second chamber or assembling structure, therefore the requirement to hardness will not be too high, the hardness of common plastic material substantially energy Enough meet this requirement.

It, may be by way of squeezing its outer wall since the second chamber is when discharging sample in some preferred modes It realizes, some engraved structures 73 is set on the outer wall of assembling structure, these engraved structures 73 can be passed through, the second chamber is carried out It squeezes.In some preferred modes, due to there is the presence of engraved structure 73, assembling structure itself can bear a certain range Interior extrusion deformation needs to be, as long as squeezing assembling structure, to apply pressure to the second chamber by assembling structure when discharging sample, Also can achieve the purpose that sample is discharged.

In some preferred modes, assembling structure 62 is equipped with the matched fixed ring in open end 55 of one and the second chamber 74, the outer wall of open end 55 is fixedly connected with the inner wall of the fixed ring 74, in conjunction with or removable connection or combination, thus Second chamber is fixed in assembling structure.In some preferred modes, fixed ring 74 and open end 55 be respectively positioned on the second chamber and The lower end of assembling structure.

In some preferred modes, assembling structure 62 and the removable combination or connection of lid 63.Some preferred Mode in, assembling structure 62 is equipped with an assembling connecting piece 75, assembling connecting piece 75 can and the removable combination of lid Or connection, in some preferred modes, assembling connecting piece 75 combination or connection removable by screw thread and lid 63, In other preferred modes, assembling connecting piece 75 can also be connected by other dismountable connection types with lid It connects.

In some preferred modes, in order to which the separation and loading of the second chamber are convenient, as shown in figs. 16-17, assembling structure 62 are equipped with a knob 76, as shown in Figure 1-3, knob 76 is to be exposed to after assembling structure is loaded on lid 63 The outer surface of lid, assembling structure and the second chamber can be taken out by rotating backward knob 76, it should be noted that knob 76 only a kind of possible implementation, in fact, the concrete implementations such as handle, plectrum, link form can realize it is this Function can be exposed to the outer surface of lid as long as there is an element, convenient for the loading and separation of the second chamber, the present invention The concrete form of this element is not limited.

In some preferred modes, the sealing element 57 of the second chamber can be fixed in assembling structure 62, such as setting exists At fixed ring 74, perhaps it is arranged outside fixed ring 74 or other can be connected to inside the second chamber 42 across sealing element 57 On position.

First passage

In some preferred modes, the first chamber of the invention is not directly to have external collection port, but pass through Other chambers, such as third chamber 43 receive liquid sample, in this case, liquid are between the first chamber and third chamber The state of connection.In some preferred modes, the first chamber is directly connected to third chamber.In some preferred modes, first Chamber and third chamber are connected to by a first passage 47, and as can be seen in figures from 27 to 29, the effect of first passage 47 is to make the first chamber and the Three chambers realize that fluid connection, fluid can enter the first chamber from third chamber by the first passage.Such as side shown in the figure In formula, this first passage 47 is located at the bottom of third chamber 43, in this way, entering the intracavitary sample of third can be in self gravity Under the action of to be flowed into first naturally intracavitary.First passage 47 is directly connected to third chamber 43, also, the first chamber 41 is located at third The lower section of chamber 43, third chamber 43 has a upward collection port 49, and by the collection port 49, liquid sample can enter the It falls in three chambers 43 and naturally under the effect of gravity or toward flowing down, falls and enter naturally the part liquid-like of first passage Originally it can fall directly into the first chamber 41, some inevitable liquid sample is can not to fall directly into the in natural dropping process One channel 47, then this partially liq sample can gather in the bottom of third chamber 43, when liquid level is more than logical from first When road 47 is higher by the height of 43 bottom of third chamber, this partially liq will be flowed into the first chamber 41 by first passage 47.? In some preferred modes, sample can also enter third chamber from the first chamber.

In some preferred modes, first passage 47 can be closed, such as in the first intracavitary sample to the second chamber When middle transfer or the second chamber are removed and are put into, since the second chamber is the liquid sample for collecting secondary-confirmation detection , when first passage is closed, the first chamber and third chamber are in liquid partition state, for example, in some preferred modes, Sample initially enters third chamber, and can flow into the first chamber along first passage above-mentioned, and the first intracavitary liquid can be in outer masterpiece Entered under it is second intracavitary, in some preferred modes, when the first chamber and the second chamber are in the state of fluid connection, first Channel can be closed.In some preferred modes, as shown in figure 36, first passage can be closed by linker, Under this assembly method, linker separates first passage and third chamber 43, and first passage is made to be merely able to connection 42 He of the second chamber First chamber 41, the second chamber 42 can only receive the sample from the first chamber 41 at this time, and this mode is particularly suitable in other cavitys Sample the case where being used as detection, it is ensured that enter in the second chamber 42 as the sample of secondary detection will not initial detecting when It waits and is contaminated, while by after first passage and the partition of third chamber, the outer periphery of the second chamber will not be dirty by the sample from third chamber Dye, after the second chamber is completed to collect and take out, outer surface will not be infected with sample.

4th chamber

In some preferred modes, the present invention provides a kind of the 4th chamber for temporary detection sample, such as Figure 27-28 institute Show, the 4th intracavitary sample is mainly used for primary detection.It is directly intracavitary to sample progress from the 4th in some preferred modes Detection.In some preferred modes, the 4th intracavitary sample is pushed into detection zone and is detected.Some preferred In mode, the 4th chamber can directly collect sample.In some preferred modes, the 4th chamber can be collected by other chambers Sample.

When the 4th chamber collects sample by other chambers, in some preferred modes, the 4th chamber can be with third chamber State in fluid connection or partition.In some preferred modes, when the 4th chamber and third chamber are in fluid connection state When, the liquid of the intracavitary collection of third can enter the 4th chamber simultaneously, and the 4th chamber can also be with third chamber in initial collection sample When be at the state of connection, for example, the 4th chamber is located at the bottom of third chamber as shown in Figure 27-28, the bottom of third chamber is set There is the opening being connected to the 4th chamber, in this way, the liquid sample for entering third chamber can flow directly under the effect of gravity Four chambers, the 4th chamber can also substantially simultaneously complete required sample with third chamber.In some preferred modes, the 4th Chamber can be directly connected to third chamber.In some preferred modes, the 4th chamber can pass through second channel and third chamber liquid Connection.

In some preferred modes, the 4th chamber can be in the state of fluid connection or partition with detection zone, when When initial collection, the 4th chamber can be isolated with detection zone to come four chambers, that is to say, that collects and detection can be Mutually independent link.In some preferred modes, the 4th chamber and the isolation of detection zone be connected to can by detect into It mouthful realizes.As previously mentioned, detection entrance 46 is the communication port between collecting chamber and detection zone, yet it is not desirable to will test Region is connected to the collecting chamber moment, and collecting chamber can be separated with detection zone, and be connected to as needed, in this case, It can realize that detection entrance 46 can be with by detection entrance partitions 54 in the detection setting detection entrance partitions 54 of entrance 46 It is adjusted or is set as the function of being connected to or separate, thus can according to need and be introduced into the liquid in third chamber 43 In detection zone 45.

In some preferred modes, when the 4th chamber 44 is in fluid connection state with detection zone 45, the 4th chamber 44 It is in liquid partition state with third chamber 43, on the one hand may insure the pollution shadow that detection zone not may cause by other chambers It rings, quantitative detection on the other hand may be implemented, as long as the volume of the 4th chamber of setting, so that it may realize to the sample for entering detection zone This is quantified.

Second channel

As previously mentioned, the effect of second channel 48 is that the 4th chamber 44 and third chamber 43 is made to realize fluid connection, to make the Four chambers 44 can be with 43 synchronous collection sample of third chamber.In some preferred modes, it is contemplated that this part sample itself will be kept away Exempt from pollution, this part sample will avoid existing with the intracorporal sample contact of other chambers and this part sample when detection The problem of contact the testing element of detection zone not flow back later, when the 4th intracavitary sample is transferred to detection zone When, second channel is also closed simultaneously.For example, state as shown in figure 28, the initial position of the second liquid relief element 53 is in The side of 48 lower section of second channel, during the 4th chamber 44 collects sample, the location of second channel is constant, works as needs When sample is pushed into detection zone, the second liquid relief element 53 is mobile to the direction close to detection zone 45, at this time and one by Gradually close the process of second channel 48.In some preferred modes, the distance between second channel 48 and detection zone are less than The length of second liquid relief element 53 itself, in this way, second channel 48 is still within by the second liquid relief element 53 after completing liquid relief Closed state.

First liquid relief element, the second liquid relief element, pipetting channel and liquid relief plug

The present invention provides liquid relief element, and the effect of liquid relief element is to turn the liquid in the first chamber 41 into the second chamber 42 It moves.In some preferred modes, liquid relief element can also be such that the liquid in the 4th chamber 44 shifts to detection zone 45, and above-mentioned two Kind of transfer can be synchronous, be also possible to mutually independent process.

In some preferred modes, as shown in Figure 27-29,31-34, liquid relief element includes for will be in the first chamber 41 Sample is transferred to the first liquid relief element 52 in the second chamber 42, and, the sample in the 4th chamber 44 is transferred to detection zone 45 The second liquid relief element 53, the first liquid relief element 52 and the second liquid relief element 53 independently can move or link, and first moves Liquid element 52 and the second liquid relief element 53 are usually to be pushed mobile and then generate thrust to the intracorporal liquid of respective chamber, make these Sample is transferred in other cavitys or region.For example, the first liquid relief element 52 can move to squeeze under external force The sample in the first chamber 51 is pressed, pressure is generated to it, shifts it to required direction or chamber, such as passes through company It is intracavitary that logical device 58 enters second.In some preferred modes, the second liquid relief element 53 can move under external force from And the intracorporal sample of the 4th chamber 44 is squeezed, pressure is generated to it, shifts it to required direction or chamber, such as It enters in detection zone 45.

In some preferred modes, the first liquid relief element 52 and the first chamber 41 are in same pipetting channel 51, are pushed Above-mentioned extruding may be implemented in first liquid relief element.In some preferred modes, the second liquid relief element and the 4th chamber are in same In one pipetting channel, push the second liquid relief element that above-mentioned extruding may be implemented.In some preferred modes, the first liquid relief member Part, the second liquid relief element, the first chamber and the 4th chamber are in same pipetting channel 51, push the first liquid relief element or the second liquid relief One of element can be realized simultaneously above-mentioned extruding, and in this case, the first liquid relief element and the second liquid relief element can To realize the state to link step by step, such as in the case where the first liquid relief element is pushed, the first liquid relief element stress first is moved It is dynamic, the first intracavitary sample is squeezed, the mobile resistance of the second liquid relief element is likely larger than the resistance that the first intracavity liquid is moved, The first intracavitary sample is preferentially transferred at this time, when the first intracavitary sample is discharged to the first liquid relief element to the second liquid relief member When the active force of part is greater than the second liquid relief element mobile resistance, the second liquid relief element starts to squeeze the 4th intracavitary sample, makes It obtains the 4th intracavitary sample to be also transferred, alternatively, the second liquid relief element is pushed in other possible situations, second is moved Liquid element stress first is mobile simultaneously to squeeze the 4th intracavitary sample, at this point, the mobile resistance of the first liquid relief element is likely larger than the The resistance that four intracavity liquids are moved, the 4th intracavitary sample are preferentially transferred, when the 4th intracavitary sample is discharged to second When liquid relief element is greater than the first liquid relief element mobile resistance to the active force of the first liquid relief element, the first liquid relief element starts to squeeze The first intracavitary sample is pressed, so that the first intracavitary sample is also transferred.In some cases, it is intended that, when the first liquid relief Element and the second liquid relief element are under foregoing linkage status, and the first intracavitary liquid is preferentially transferred, then the 4th chamber Interior liquid just breaks through the entrance of detection zone, this be in order to ensure first it is intracavitary be transferred to the second intracavitary liquid sample will not Contaminated when detection, certainly, the transfer of the first chamber and the 4th chamber can also synchronize progress, due to there is one in structure Along the sequence of liquid flow direction, therefore a possibility that reflux or pollution, is smaller.

In some preferred modes, fluid connection or partition is may be implemented in pipetting channel and the second chamber.Some preferred Mode in, fluid connection or partition may be implemented in pipetting channel and detection zone.In some preferred modes, the first liquid relief Pipetting channel pipetting channel is divided into the first chamber and the 4th chamber by element and the second liquid relief element.In some preferred modes, Second liquid relief element separates the 4th chamber and the second chamber, in fact, from figure it can also be seen that in some preferred modes, First chamber and the 4th chamber are two sections in pipetting channel.

Another feature of the present invention is that quantitative detection may be implemented.For example, in some preferred modes, the 4th chamber Initial volume fix, that is to say, that in the 4th chamber stress by before compressing, the amount of the 4th intracavitary sample that can be packed into is can With determining.In some preferred modes, initial position of the second liquid relief element in pipetting channel is fixed.Some preferred Mode in, the initial volume of the first chamber is fixed, that is to say, that in the first chamber stress by before compressing, first intracavitary can be filled The amount of the sample entered is confirmable.In some preferred modes, initial bit of the first liquid relief element in pipetting channel Set fixation.In some preferred modes, the opposite initial bit of the first liquid relief element and the second liquid relief element in pipetting channel Set fixation.

In some preferred modes, pipetting channel has a liquid relief opening 77, can be to liquid relief by liquid relief opening Apply external force in channel, realizes above-mentioned extruding.In some preferred modes, liquid relief opening can by the first liquid relief element or Second liquid relief element is sealed.In some preferred modes, liquid relief element further include can push the first liquid relief element and/or The liquid relief plug of second liquid relief element.In some preferred modes, liquid relief plug can be open by liquid relief and be protruded into pipetting channel. In some preferred modes, the opening of pipetting channel the first liquid relief element and/or second is moved by some preferred modes Liquid element is equipped with and the matched socket of liquid relief plug.

In some preferred modes, sealing element 76, sealing element 76 are equipped between liquid relief element and pipetting channel 51 It can be sealing ring as shown in figure 35, sealing ring can be made of the material with certain elasticity, it is ensured that liquid relief element exists It, will not there is a situation where samples to reveal between liquid relief element and the inner wall of pipetting channel when being moved in pipetting channel.Sealing member Part 76 is exactly the frictional force increased between liquid relief element and pipetting channel inner wall there are one effect, in enough friction masterpieces Under, to the intracavitary loading fluid low of the first chamber and the 4th so that liquid relief element is subjected to displacement, so that it may realize quantitative collection And quantitative detection.

As shown in Figure 31-32, in a specific embodiment, the first liquid relief element 52 includes a first movement chamber 79, power part such as liquid relief plug 78 can partially protrude into push the first liquid relief element 52 in this mobile cavity 79, corresponding , a tapering also can be set in liquid relief plug 78, this cavity can provide the point of application for power part, while can also be certain The direction of promotion is limited in degree.In some preferred modes, first movement chamber 79 can also be not provided with.Some preferred In mode, the first liquid relief element 52 is equipped with support leg 80, and support leg 80 can separate the first liquid relief element 52 and the second liquid relief Element 53, it is ensured that there are certain spaces always between two liquid relief elements.In some preferred modes, the first liquid relief element On can also be not provided with support leg.In some preferred modes, the first liquid relief element is equipped with seal groove 81, sealing element 76 It is mounted in seal groove 81.Seal groove 81 can be one or multiple tracks.

As shown in Figure 33-34, in a specific embodiment, the second liquid relief element 53 includes second mobile cavity 82, power part, which can partially protrude into, pushes the second liquid relief element 53 in this mobile cavity 82, thus by the 4th intracavitary sample It is pushed into detection zone, is the state that the 4th intracavitary sample is driven fully into detection zone as shown in figure 29.Some excellent In the mode of choosing, the second mobile cavity 82 can also be not provided with.

The method for collecting liquid sample

The present invention provides a kind of method for collecting liquid sample, and this method uses foregoing sample collection device, should Sample collection device includes the first chamber for collecting liquid sample and the second chamber for collecting confirmation detection sample, the first chamber The state of fluid connection or partition is at the second chamber, when the first chamber and the second chamber are in fluid connection state, first It is intracavitary that intracavitary liquid can be transferred to second.

Sample testing method

The present invention provides a kind of method for detecting and whether there is analyte in liquid sample, and the detection method includes The sample collection device of any one above-mentioned mode collects sample to be detected by sample collection device, intracavitary to the 4th After collection has sample, sample therein is detected.In some preferred modes, after the intracavitary collection of third has sample, Sample therein is detected.In some preferred modes, by the 4th intracavitary sample be transferred to detection zone to its into Row detection.In some preferred modes, the intracavitary sample of third is transferred to detection zone, it is detected.It is equal to be examined After surveying result, the second chamber is allowed to be separated according to above-mentioned arbitrary mode with sample collection device.

One specific embodiment

As shown in Fig. 2, sample collection device of the invention may include lid 63 and third chamber 43, lid and third chamber are logical Cross the removable connection of connecting portion 69.Sample collection device can also include some components, these components can before use To be the state, such as the second chamber 42, assembling structure 62, linker 58, liquid relief plug 78 etc. that do not assemble individually, these components exist It when transportation and packing, can be loaded into third chamber 43, on the assembly channel of lid 63, a plug can be pre-configured with, be used for Assembly channel is clogged, prevents dust stratification or assembly channel interior contaminated.In some cases, linker 58 can also be used as one A components, refill be fitted on lid when in use.In use, plug is removed, the second chamber 42 is then assembled to lid 63 Assembly channel in, second chamber itself may be mounted in an assembling structure, this assembling structure and the second chamber form one Assembly, this assembly are encased in the assembly channel of lid 63, and linker 58 is then also built into assembly channel 70 again Lower end, linker 58 can will assemble the lower end closed in channel, before use, as shown in figure 36, linker 58 can't pierce Broken second chamber.In some cases, linker 58 can be the assembly the bottom of the channel for being pre-assembled in lid 62, but not There is the extreme position for being assembled to cooperation.

When collecting sample, lid is opened, according to above-mentioned relation by the component assemblings to lid such as the second chamber, then to third Intracavitary collection sample, while third intracavitary collection sample, sample can automatically flow into, Zhi Daoda intracavitary to the first chamber and the 4th To required amount, then lid 63 is closed, during lid sealing, linker 58 can close first passage first, so Rear cover body continues to close to lower cover, then assembling channel can push, and enters further into linker in assembly channel, until puncturing the Sealing element 57 on two chambers, first passage is closed by linker at this time, and the first chamber and third chamber are in isolation, and the first chamber Fluid connection state is in by linker with the second chamber, but since linker is connected by syringe needle, first is intracavitary Liquid is to be located at the lower section of the second chamber, therefore the first intracavitary liquid will not actively flow into the second intracavitary, the 4th intracavitary sample again Originally it will not actively flow into detection zone.

When detecting sample, the first liquid relief element 52 is inwardly pushed by liquid relief plug 78, the first liquid relief element 52 is inside at this time The mobile volume that can make the first chamber 41 become smaller, squeeze the first intracavitary liquid sample, it is mobile to the second chamber to make it, while also can Inside thrust is generated to the second liquid relief element 53, but overcomes the second liquid relief element 53 and liquid relief logical in this inside thrust Before frictional resistance between 51 inner wall of road, the second liquid relief element 53 be all it is motionless, until the first liquid relief element 52 and second Liquid relief element 53 is in contact, and the second chamber has been substantially finished the collection of sample at this time, further inwardly pushes liquid relief plug, and second moves Liquid element 53 starts to squeeze the 4th intracavitary liquid sample, pushes it into detection zone, is detected by testing element, such as State shown in 29 is that the 4th intracavitary sample is pushed fully into detection zone.Since the position of the second liquid relief element 51 is first It is it is believed that therefore the volume of the 4th chamber 44 is it is believed that realize quantitative detection under beginning state.

In the mode of the present embodiment, testing element can be placed in detection zone, by testing element come to sample Initial detecting is carried out, detection zone is made of transparent material, can observe directly test by the outer surface of detection zone As a result, needing to carry out secondary-confirmation detection when test result may be positive or weakly positive or in the case where can not determining When, by turning knob 76, the second chamber and assembling structure are taken out, linker stays in detection device at this time, and the second chamber can It is detected with being independently transported to secondary-confirmation testing agency.

Claims

1. a kind of lid, characterized in that lid is equipped with assembly channel.

2. a kind of lid according to claim 1, characterized in that be equipped with the second chamber for collecting sample on lid.

3. a kind of lid according to claim 2, characterized in that the second chamber can and the removable combination or company of lid It connects.

4. a kind of lid according to claim 2, characterized in that lid is equipped with the assembly channel of the second chamber.

5. a kind of lid according to claim 4, characterized in that the second chamber and the assembly removable connection in channel.

6. a kind of lid according to claim 1, characterized in that lid can cover the sample collection for closing sample collection device Mouthful.

7. a kind of lid according to claim 2, characterized in that the assembling structure including the second chamber.

8. a kind of lid according to claim 7, characterized in that assembling structure and the removable combination or connection of lid.

9. a kind of lid according to claim 8, characterized in that assembling structure and the removable combination or company in assembly channel It connects.

10. a kind of lid according to claim 7, characterized in that assembling structure have one convenient for the assembling structure and Lid is combined or isolated handle element or knob element.

11. a kind of lid according to claim 7, characterized in that assembling structure is equipped with some engraved structures.

12. a kind of lid according to claim 7, characterized in that further include linker.

13. a kind of lid according to claim 12, characterized in that linker has connection chamber.

14. a kind of lid according to claim 7, characterized in that connection that linker can be removable with the second chamber or Person combines.

15. a kind of lid according to claim 14, characterized in that when the second chamber is dismantled from lid, linker with The separation of second chamber.

16. a kind of lid according to claim 12, characterized in that linker has puncturing elements.

17. a kind of lid according to claim 16, characterized in that puncturing elements, which can puncture the second chamber, makes itself and other Cavity or external connection.

18. a kind of lid according to claim 12, characterized in that linker can be assembled on lid.

19. a kind of lid according to claim 18, characterized in that linker can be mounted on assembly channel.

20. a kind of lid according to claim 18, characterized in that linker can move in assembly channel.

21. a kind of lid according to claim 18, characterized in that further include the position limiting structure of linker, position limiting structure Linker can be stopped to be brought away from lid.