CN103439139A - Disposable specimen collecting tube and applying method thereof - Google Patents
Disposable specimen collecting tube and applying method thereof Download PDFInfo
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- CN103439139A CN103439139A CN2013104163164A CN201310416316A CN103439139A CN 103439139 A CN103439139 A CN 103439139A CN 2013104163164 A CN2013104163164 A CN 2013104163164A CN 201310416316 A CN201310416316 A CN 201310416316A CN 103439139 A CN103439139 A CN 103439139A
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Abstract
The invention discloses a disposable specimen collecting tube which mainly solves the problems that the sampling amount can not be constant because the sampling is carried by adopting a plastic cup and the pollution is extremely easily caused to influence an inspection result because specimens are treated in an opening manner. The disposable specimen collecting tube comprises a tube body with a cavity inside, a tube spoon, and a quantifying scraper blade used for scraping excessive sampled specimens, wherein a tube cover is arranged at the top of the tube spoon and the tube spoon can be rotatably connected with the top of the tube body through the tube cover, a baffle plate with an overflowing hole is arranged at the lower end of the tube body and is used for partitioning the interior of the tube body into an upper cavity and a lower cavity, the tube spoon is arranged in the upper cavity, a lower rubber plug matched with the lower cavity is arranged in the lower cavity, and a specimen collecting cavity communicated with the upper cavity is arranged on the lower rubber plug through the overflowing hole. The disposable specimen collecting tube disclosed by the invention is compact in structure, is reasonable in design, is low in cost and the filter core is convenient to replace, so that the disposable specimen collecting tube is suitable for popularization and appllication.
Description
Technical field
The present invention relates to a kind of sample collection equipment, specifically, relate to a kind of disposable specimen harvester pipe and application process thereof.
Background technology
In the medical test industry, automation equipment can replace the manually-operated that the overwhelming majority is loaded down with trivial details, than artificial, the check speed of automation equipment is faster, efficiency is higher, assay is more accurate, high conformity, effectively avoided biochemical pollution and personal error, therefore, be widely applied.Yet, appoint and so have many unsatisfactory places for the automation equipment of medical test at present, such as: device structure is complicated, operation is loaded down with trivial details etc.
Sample collection is the important step in medical test, in prior art, collection for sample mainly adopts plastic cup to be sampled, mainly there is following defect in it: one, the plastic cup sampling is not good enough to the sealing of sample, and liquid feeding is all open with mixing, very large on the accuracy impact of assay; Two, the more difficult control of amount of sampling sample, can't accomplish quantitative sampling.
Therefore, but research and develop the sampling equipment of a kind of good seal performance, quantitative sampling simple to operate, just become those skilled in the art's important topic.
Summary of the invention
The object of the invention is to overcome above-mentioned defect, a kind of compact conformation, reasonable in design, good seal performance are provided, realize disposable specimen harvester pipe easily.
To achieve these goals, the technical solution used in the present invention is as follows:
The disposable specimen harvester pipe, comprise that inside has the body of cavity, the pipe spoon that top is provided with the pipe lid and can be connected with the body rotary-top by this pipe lid, and for scraping off the quantitative scraper plate of unnecessary sampling sample; Wherein, described body lower end is provided with the dividing plate with flowing hole, this dividing plate is upper and lower two cavitys by the body interior separation, described pipe spoon is built in upper cavity, be provided with the bottom plug with its coupling in lower cavity, and offer the collection well be communicated with upper cavity by flowing hole on this bottom plug.Drop for fear of bottom plug, usually in the bottom of bottom plug, the plug snap ring is set, bottom plug is stuck in body securely.For the ease of sampling, the middle part hollow of plug snap ring, expose bottom plug.
Further, described pipe spoon comprises the scoop tube of cylindrical and hollow, the inner passage that is arranged at the scoop tube bottom and is communicated with it, and vertically be arranged at the end, inner passage and be the spoon section of spill, the bottom of this spoonful of section at least is provided with a micropore, and spoon section is communicated with inner passage by this micropore; In scoop tube, be provided with successively top cement plug from top to bottom and there is the interior plug of cavity, top cement plug and interior rubber plug combination also form hollow structure between the two, and top cement plug and interior plug all embed in scoop tube.On this basis, through hole can be offered in the centre of pipe lid, so that the top cement plug in it is out exposed.
As a kind of optimal way, the described shape of prelaminar part and the form fit of spoon section opening of quantitatively scraping, and quantitatively scraper plate is clipped on the both sides, inner passage by clamp jaws.
In order to reach best sealing effectiveness, be provided with ring groove on described scoop tube external wall of upper portion, and in this ring groove, grommet type seals be installed; Be provided with external thread on the external wall of upper portion of described body, in described pipe lid, be provided with the internal thread mated with this external thread, the pipe lid is by screwing internal thread and externally threaded the cooperation with body.
For the residue filter by the interference test result falls, between described bottom plug and dividing plate, be provided with filter screen.
Further, the top of described interior plug at least is provided with a breach, at least is provided with a pore that position is corresponding with breach on described scoop tube.
Further, for easy to assembly, has the pore conducting on a breach and scoop tube on interior plug at least, specifically, breach quantity and distribution, pore quantity and distribution should meet: interior plug circumferencial direction rotates arbitrarily, all can guarantee breach and pore conducting.
In order better to realize the present invention, also vertically be provided with at least two muscle perpendicular to its outer wall on the outer wall of described scoop tube, on the inwall of body, vertically be provided with for keeping out the block reinforcement of scoop tube outer wall.In one embodiment, the muscle on the scoop tube outer wall comprises short muscle and long muscle, when short muscle is used for packing body into, prevents that the pipe spoon is crooked, and long muscle, for coordinating with block reinforcement, is kept out the long muscle of scoop tube outer wall by block reinforcement.
The present invention also provides the application process of above-mentioned disposable specimen harvester pipe, comprises the following steps:
A, collecting sample
(1a) hold with a firm grip and swivelling pipe lid, cover to manage by pipe and spoonful take out in body;
(2a) take off quantitative scraper plate;
(3a) will manage spoon and stretch into sample, by spoon, sample is ladled out by section, with quantitative scraper plate, unnecessary sample is wiped off from spoon section, and after unnecessary sample strikes off, quantitatively scraper plate abandons, and then collection is had the pipe spoon of sample to put into body, then screws the pipe lid;
(4a) sample falls in the collection well of bottom plug from spoon section by flowing hole;
B, sampling: be inserted in the collection well of bottom plug from the bottom plug bottom with sampling probe, by sampling probe, take sample.
Also can carry out liquid feeding or add the operation that mixes gas between described steps A and B, its concrete grammar is as follows:
(1) insert the vent wire of hollow and liquid feeding pin/add air tube in from pipe lid to the pipe spoon, wherein, it is outside that the upper end of vent wire is positioned at the pipe lid, its lower end is inserted in the cavity of interior plug, it is outside that the upper end of liquid feeding pin/add air tube is positioned at the pipe lid, its lower end is inserted to outside interior plug bottom, and extends to scoop tube;
(2) add liquid or gas to liquid feeding pin/add in air tube, liquid or gas is along liquid feeding pin/add air tube to flow to inner passage, and by micropore internally passage flow to a spoonful section, then flow in the collection well of bottom plug; Meanwhile, in body, gas flow in the cavity of interior plug by the breach on pore and interior plug, then it is outside to flow to the pipe lid by vent wire.
Following four aspect problems have mainly been considered in inventive concept of the present invention:
One, the convenience of quantitative collection sample
Unique design pipe spoon, utilize spoon section to ladle out sample; Meanwhile, coordinate quantitative scraper plate to use, unnecessary sample strikes off with scraper plate, realizes quantitative collection.
Two, avoid biochemical and pollute, guarantee the airtight of sample
Sample after collection, drop down onto the body storage, and now, the quality of the sealing property between pipe spoon and body, be to determine the whether airtight key factor of sample, therefore, adopts annular O-ring seal to be sealed with the contact opening of body the pipe spoon; , between pipe lid and body, by screw thread, spin simultaneously, sealed with the junction to pipe lid and body, the effect of secondary seal is much better than single seal approach, has realized the sealing that sample is stored in body.
Three, under airtight condition, carry out sample liquid feeding, mix, sample
Liquid feeding, the sealing effectiveness that mixes, samples are also the key factors that affects assay, the liquid feeding of existing open (operating under non-closed environment), mix, sample obviously inadvisable, the present invention is the design inner passage in the pipe spoon, plug is installed on pipe spoon top, liquid feeding pin/aerating pin inserts plug, liquid or gas internally in the sample in passage injecting sample collecting chamber, are realized under closed environment the sample liquid feeding; Sampling is taked from the body bottom, at first, blocks the lower cavity of body with bottom plug, offer collection well on bottom plug, sample collection, in bottom plug, then inserts bottom plug to collection well with sampling probe, realizes the sampling operation under closed environment.
Four, the gas penetration potential of liquid feeding under airtight condition
Known, under closed environment, liquid feeding must occupy the natural scale in body, and liquid or gas enter the volume in body, must need to discharge to outside the gas of equal volume in body, therefore, the present invention will be designed to hollow structure after managing the spoon top cement plug on top and interior rubber plug combination, simultaneously, and the inner hollow of interior plug, ventilative pin inserts in the cavity of interior plug, outwards exhaust.
Compared with prior art, beneficial effect of the present invention is:
(1) the present invention designs ingenious, simple in structure, realization convenience.
(2) the present invention adopts annular O-ring seal to be sealed with the contact opening of body the pipe spoon; , between pipe lid and body, by screw thread, spin simultaneously, sealed with the junction to pipe lid and body, the effect of secondary seal is much better than single seal approach, has avoided the biochemistry of sample to pollute.
(3) be provided with inner passage between scoop tube and spoon section in the present invention, simultaneously, interior plug and top cement plug are arranged in scoop tube and constitute hollow structure, interior plug and top cement plug are divided into two cavitys by scoop tube inside, the cavity that is interior plug, one is the cavity that interior plug bottom and scoop tube bottom surround, and this cavity is communicated with inner passage and is communicated with spoon section by micropore, the passage that the cavity of interior plug effluxes as internal gas flow, the cavity that interior plug bottom and scoop tube bottom surround is as liquid feeding in body, mix the passage of gas, on the one hand, reduce sample adhesion on the pipe spoon and mix inadequate situation, on the other hand, the operation that realized the sample liquid feeding, mixes is all carried out under the environment of sealing, has effectively guaranteed the accuracy of sample.
(4) the present invention is divided into upper and lower two cavitys by body, and upper cavity is for the tubulature spoon, and lower cavity is built-in with bottom plug, and the volume of bottom plug mates lower cavity fully, has guaranteed the sealing of body lower end; Simultaneously, offer collection well on bottom plug, collecting sample all is collected in Nei，Gai chamber, this chamber also as the sampling cavity, adopts sampling probe to insert in chamber and can realize sampling, has avoided sample contaminated, affects assay.
(5) also ad hoc in the present invention have a quantitative scraper plate, quantitatively after the scraper plate assembling, both sides by the clamp jaws clip in inner passage, during use, first take off quantitative scraper plate, after sample has been ladled out by spoon section, scrape off unnecessary sample with quantitative scraper plate, quantitatively scraper plate is discardable, not only easy to use after hanging, and guaranteed that the sample taken amount is constant, reach the purpose of quantitative sampling.
(6) the present invention also is provided with filter screen between bottom plug and dividing plate, and the sample that spoon section gathers, before flowing hole flow to the sample sampling cavity, is fallen the residue filter in it by filter screen, prevents that the residue in sample from affecting qualification result.
(7) the present invention compared with prior art, not only possesses novelty and creativeness, and its material is common material, cheap, possesses very high practicality and the market competitiveness, for it, applies on a large scale, has established solid foundation.
The accompanying drawing explanation
Fig. 1 is explosive view of the present invention.
Fig. 2 is the structural representation after the present invention has assembled.
Fig. 3 is internal view of the present invention.
The schematic internal view that Fig. 4 is middle tube body of the present invention.
Wherein, the corresponding title of Reference numeral: 1-manages spoon, the 2-body, and 3-manages lid, 4-bottom plug, 5-grommet type seals, the quantitative scraper plate of 6-, 7-filter screen, 8-plug snap ring;
The 11-scoop tube, 12-inner passage, 13-spoon section, 14-top cement plug, plug in 15-, 21-flowing hole, 22-dividing plate, 23-block reinforcement, 24-positioning bar, 41-collection well, 61-clamp jaws;
The 111-pore, 112-muscle, 113-ring groove, the long muscle of 114-, 131-micropore, 151-breach.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described.Embodiments of the present invention include but not limited to the following example.
Embodiment
As shown in Figures 1 to 4, the present embodiment provides a kind of disposable specimen harvester pipe, comprises pipe spoon 1 and body 2 two large divisions, the top of pipe spoon 1 is provided with one with its clamping and can covers 3 by counterrotating pipe, and body hollow, during assembling, pipe spoon is packed in body, and the pipe lid screws with the top of body.Further, compactedness in order to ensure the two connection, the present embodiment adopts the seal form of two-stage sealing, primary seal: on the external wall of upper portion of body 2, be provided with external thread, pipe covers in 3 the internal thread be provided with this external thread coupling, and pipe covers 3 by screwing internal thread and externally threaded the cooperation with body 2; Secondary seal: offer ring groove 113 on pipe spoon top, and in this ring groove, grommet type seals 5 is installed, the O-ring seal effect is the pipe spoon is sealed with the contact opening of body.
Manage between spoon and body and cover by pipe the mode screwed, also should possess following structure: also vertically be provided with at least two muscle perpendicular to its outer wall 112 on pipe spoon 1 outer wall, muscle comprises short muscle and long muscle 114, when short muscle is used for packing body into, prevents that the pipe spoon is crooked; On the inwall of body 2, vertically be provided with for keeping out the block reinforcement 23 of the long muscle of scoop tube outer wall.Muscle protrudes from the outer wall of pipe spoon, and block reinforcement protrudes from the inwall of body.Based on said structure, cover by pipe the mode screwed between pipe spoon and body as follows: the swivelling pipe lid, now Guan Gai is synchronized with the movement with the pipe spoon, after long muscle on pipe spoon sidewall touches the block reinforcement in body, the pipe spoon stops the rotation, because the pipe spoon can rotate relatively with the pipe lid, therefore, the pipe lid continues rotation, until it is tightened.Open the pipe lid, step and the action relationships of take-off pipe spoon are contrary to the above.
In order to realize the sampling operation under air-proof condition, the lower end of the present embodiment middle tube body is provided with the dividing plate 22 with flowing hole 21, this dividing plate 22 is upper and lower two cavitys by body 2 interior separations, pipe spoon 1 is built in upper cavity, be provided with the bottom plug 4 with its coupling in lower cavity, and offer the collection well 41 be communicated with upper cavity by flowing hole 21 on this bottom plug 4, as preferably, bottom plug should block the lower cavity of body fully.Further, for fear of bottom plug, drop, in its bottom, also be provided with plug snap ring 8, plug snap ring middle part hollow out, expose the bottom of bottom plug.During sampling, adopt sampling probe to insert in chamber and can realize sampling, avoided sample contaminated, affect assay.Further, the present embodiment also is provided with filter screen between bottom plug and dividing plate, and the sample of collection, before flowing hole flow to the sample sampling cavity, is fallen the residue filter in it by filter screen, prevents that the residue in sample from affecting qualification result.
The pipe spoon comprises the scoop tube 11 of cylindrical and hollow, the inner passage 12 that is arranged at scoop tube 11 bottoms and is communicated with it, and vertically be arranged at 12 ends, inner passage and be the spoon section 13 of spill, the bottom of this spoonful of section 13 at least is provided with a micropore 131, and spoon section 13 is communicated with inner passage 12 by this micropore 131; In scoop tube 11, be provided with successively top cement plug 14 from top to bottom and there is the interior plug 15 of cavity, top cement plug 14 and interior plug 15 constitute hollow structure; Usually, the volume of interior plug 15 basic with the scoop tube coupling, in interior plug 15 embedding scoop tubes 11, after the two is connected, interior plug can realize blocking fully scoop tube.
The clamping of pipe spoon and pipe lid and can counterrotating implementation structure as follows: on the face that top cement plug covers towards pipe, offer draw-in groove, in the lid of pipe lid, the position corresponding with this draw-in groove is provided with protruding card, after the two clamping, realize the clamping that the pipe spoon covers with pipe and can relatively rotate.In the present embodiment, only illustrate; the clamping that pipe spoon and pipe cover and can counterrotating implementation; should be noted that; this implementation in the prior art; very ripe, those skilled in the art are understanding under the prerequisite of its structural principle, can do corresponding the adjustment or improvement; but these adjustment or improvement also should be included in protection scope of the present invention.
The shape of spoon section is " recessed " shape, in the middle of it, should cave in, and formation can be held the chamber of sample, and its face shaping can arbitraryly arrange, and is not particularly limited, and the shape to spoon section in accompanying drawing should not limit the scope of the invention.Spoon section, for ladling out sample, when the unnecessary collection capacity of sample, can utilize quantitative scraper plate 6 that unnecessary sample is struck off.Quantitatively scraper plate 6 comprises the plate of scraping of scraper plate handle and front portion thereof, scrapes the shape of plate and the opening shape coupling of spoon section, and after having assembled, quantitatively scraper plate is by the both sides of fastener 61 clips and inner passage, and specifically, this fastener is arranged on the scraper plate handle.
Step by collecting sample of the present invention is as follows:
One, hold with a firm grip and swivelling pipe lid, cover to manage by pipe and spoonful take out in body;
Two, take off quantitative scraper plate;
Three, will manage spoon and stretch into sample, by spoon, sample is ladled out by section, with quantitative scraper plate, unnecessary sample is wiped off from spoon section;
Four, after unnecessary sample strikes off, quantitatively scraper plate abandons, and then collection is had the pipe spoon of sample to put into body, then screws the pipe lid;
Five, sample falls in the collection well of bottom plug by flowing hole from spoon section.
Muscle and grommet type seals all are arranged on scoop tube, interior plug and top cement plug are divided into two cavitys by scoop tube inside, the cavity that is interior plug, one is the cavity that interior plug bottom and scoop tube bottom surround, and this cavity is communicated with inner passage and is communicated with spoon section by micropore, the passage that the cavity of interior plug effluxes as internal gas flow, the cavity that interior plug bottom and scoop tube bottom surround as liquid feeding in body, mix the passage of gas.
Further, as a kind of preferred version, especially when interior plug blocks scoop tube fully, the present embodiment at least is provided with a breach 151 on the top of interior plug 15, at least be provided with a pore 111 that position is corresponding with breach 151 on scoop tube 11, as preferably, for easy to assembly, breach quantity and distribution, pore quantity and distribution, make any rotation of interior plug circumferencial direction all can guarantee breach and pore conducting.
The effect of above-mentioned top cement plug, interior plug, breach, pore is to form the passage to the interior liquid feeding of pipe or aerating, and, by the passage of managing interior exhaust outside pipe, concrete is achieved as follows:
Before liquid feeding or aerating
Insert the vent wire of hollow and liquid feeding pin/add air tube in from pipe lid to the pipe spoon, wherein, it is outside that the upper end of vent wire is positioned at the pipe lid, its lower end is inserted in the cavity of interior plug, it is outside that the upper end of liquid feeding pin/add air tube is positioned at the pipe lid, and its lower end is inserted to outside interior plug bottom, and extends to scoop tube; Now, vent wire---interior plug cavity---breach---pore, four realized in pipe and being communicated with of tube pressure;---------micropore---spoon section---flowing hole has formed to the passage of sample collection chamber liquid feeding in bottom plug or aerating liquid feeding pin/add air tube in inner passage in the scoop tube bottom.Because of the needs of contact pin, as preferably, manage the structure that the middle part of covering can adopt hollow, directly that the top cement plug under it is out exposed, so that contact pin.
Liquid feeding or aerating
Add liquid or gas to liquid feeding pin/add in air tube, liquid or gas are along liquid feeding pin/add air tube to flow to inner passage, and by micropore internally passage flow to a spoonful section, then flow in the collection well of bottom plug, to add the path of liquid or gas as follows: scoop tube bottom---inner passage---micropore---spoon section---flowing hole; Meanwhile, gas flow in the cavity of interior plug by the breach on pore and interior plug in body, then it is outside to flow to the pipe lid by vent wire, exhaust pathway is as follows: pore---breach---interior plug cavity---vent wire.
In order to make the present invention to be connected location with other machineries or parts mechanically, the present embodiment endways positioning bar 24 be provided with perpendicular to tube body wall also on the outer wall of body.
The present invention is not only an independent technical scheme, and the overall plan be comprised of a plurality of cases, and each embodiment is all a kind of set-up modes, and each embodiment is all one of technical schemes of the present invention.
According to above-described embodiment, just can realize well the present invention.What deserves to be explained is; under prerequisite based on above-mentioned design concept; for solving same technical matters; even some that make on architecture basics disclosed in this invention are without substantial change or polishing; the essence of the technical scheme adopted is still the same with the present invention, therefore it also should be in protection scope of the present invention.
Claims (10)
1. disposable specimen harvester pipe, it is characterized in that, comprise that inside has the body of cavity (2), the pipe spoon (1) that top is provided with pipe lid (3) and can be connected with body (2) rotary-top by this pipe lid (3), and for scraping off the quantitative scraper plate (6) of unnecessary sampling sample; Wherein, described body (2) lower end is provided with the have flowing hole dividing plate (22) of (21), this dividing plate (22) is upper and lower two cavitys by body (2) interior separation, described pipe spoon (1) is built in upper cavity, be provided with the bottom plug (4) with its coupling in lower cavity, and offer the collection well (41) be communicated with upper cavity by flowing hole (21) on this bottom plug (4).
2. disposable specimen harvester pipe according to claim 1, it is characterized in that, described pipe spoon (1) comprises the scoop tube (11) of cylindrical and hollow, the inner passage (12) that is arranged at scoop tube (11) bottom and is communicated with it, and vertically be arranged at (12) end, inner passage and be the spoon section (13) of spill, the bottom of this spoonful of section (13) at least is provided with a micropore (131), and spoon section (13) is communicated with inner passage (12) by this micropore (131); In scoop tube (11), be provided with successively top cement plug (14) from top to bottom and there is the interior plug (15) of cavity, top cement plug (14) and interior plug (15) group are incorporated between the two and form hollow structure, and in top cement plug (14) and interior plug (15) embedding scoop tube (11).
3. disposable specimen harvester pipe according to claim 2, is characterized in that, the described shape of prelaminar part and the form fit of spoon section (13) opening of quantitatively scraping, and quantitatively scraper plate is clipped on both sides, inner passage (12) by clamp jaws (61).
4. disposable specimen harvester pipe according to claim 2, is characterized in that, on described scoop tube (11) external wall of upper portion, is provided with ring groove (113), and grommet type seals (5) is installed in this ring groove; Be provided with external thread on the external wall of upper portion of described body (2), be provided with the internal thread mated with this external thread in described pipe lid (3), pipe lid (3) is by screwing internal thread and externally threaded the cooperation with body (2).
5. disposable specimen harvester pipe according to claim 2, is characterized in that, between described bottom plug (4) and dividing plate (22), is provided with filter screen (7).
6. disposable specimen harvester pipe according to claim 2, it is characterized in that, the top of described interior plug (15) at least is provided with a breach (151), at least is provided with the position pore (111) corresponding with breach (151) on described scoop tube (11).
7. disposable specimen harvester pipe according to claim 6, is characterized in that, has the pore conducting on a breach and scoop tube on described interior plug (15) at least.
8. disposable specimen harvester pipe according to claim 2, it is characterized in that, also vertically be provided with at least two muscle perpendicular to its outer wall (112) on the outer wall of described scoop tube (11), vertically be provided with on the inwall of body (2) for keeping out the block reinforcement (23) of scoop tube (11) outer wall.
9. the application process of disposable specimen harvester pipe as described as claim 1 to 8, is characterized in that, comprises the following steps:
A, collecting sample
(1a) hold with a firm grip and swivelling pipe lid, cover to manage by pipe and spoonful take out in body;
(2a) take off quantitative scraper plate;
(3a) will manage spoon and stretch into sample, by spoon, sample is ladled out by section, with quantitative scraper plate, unnecessary sample is wiped off from spoon section, and after unnecessary sample strikes off, quantitatively scraper plate abandons, and then collection is had the pipe spoon of sample to put into body, then screws the pipe lid;
(4a) sample falls in the collection well of bottom plug from spoon section by flowing hole;
B, sampling: be inserted in the collection well of bottom plug from the bottom plug bottom with sampling probe, by sampling probe, take sample.
10. the application process of disposable specimen harvester pipe according to claim 9, is characterized in that, also can carry out liquid feeding or add the operation that mixes gas between described steps A and B, and its concrete grammar is as follows:
(1) insert the vent wire of hollow and liquid feeding pin/add air tube in from pipe lid to the pipe spoon, wherein, it is outside that the upper end of vent wire is positioned at the pipe lid, its lower end is inserted in the cavity of interior plug, it is outside that the upper end of liquid feeding pin/add air tube is positioned at the pipe lid, its lower end is inserted to outside interior plug bottom, and extends to scoop tube;
(2) add liquid or gas to liquid feeding pin/add in air tube, liquid or gas is along liquid feeding pin/add air tube to flow to inner passage, and by micropore internally passage flow to a spoonful section, then flow in the collection well of bottom plug; Meanwhile, in body, gas flow in the cavity of interior plug by the breach on pore and interior plug, then it is outside to flow to the pipe lid by vent wire.
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| CN201310416316.4A CN103439139B (en) | 2013-09-13 | 2013-09-13 | Disposable specimen harvester pipe and application process thereof |
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| CN201310416316.4A CN103439139B (en) | 2013-09-13 | 2013-09-13 | Disposable specimen harvester pipe and application process thereof |
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| CN105105793A (en) * | 2015-08-07 | 2015-12-02 | 苏州合惠生物科技有限公司 | Device for automatically extracting swab adsorption sample |
| CN106987518A (en) * | 2017-05-16 | 2017-07-28 | 北京立科技发展有限公司 | A kind of lid has the PCR pipe of sample collection function concurrently |
| CN107014636A (en) * | 2017-06-12 | 2017-08-04 | 四川沃文特生物技术有限公司 | Disposable specimen collection tube and its application process |
| CN109520766A (en) * | 2018-12-29 | 2019-03-26 | 北京和利康源医疗科技有限公司 | A kind of compound tube for spot sampling |
| WO2019104945A1 (en) * | 2017-11-29 | 2019-06-06 | 爱威科技股份有限公司 | Sampling and loading device and use method of same |
| CN110559931A (en) * | 2019-10-11 | 2019-12-13 | 四川沃文特生物技术有限公司 | Method and device for pneumatically mixing samples |
| CN114778872A (en) * | 2022-06-13 | 2022-07-22 | 深圳市帝迈生物技术有限公司 | Sample analyzer and control method of sample analyzer |
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| CN105105793A (en) * | 2015-08-07 | 2015-12-02 | 苏州合惠生物科技有限公司 | Device for automatically extracting swab adsorption sample |
| CN105105793B (en) * | 2015-08-07 | 2018-01-09 | 苏州合惠生物科技有限公司 | A kind of device for automatically extracting swab absorption sample |
| CN106987518A (en) * | 2017-05-16 | 2017-07-28 | 北京立科技发展有限公司 | A kind of lid has the PCR pipe of sample collection function concurrently |
| CN107014636A (en) * | 2017-06-12 | 2017-08-04 | 四川沃文特生物技术有限公司 | Disposable specimen collection tube and its application process |
| WO2018227669A1 (en) * | 2017-06-12 | 2018-12-20 | 四川沃文特生物技术有限公司 | Disposable sample collection tube and application method therefor |
| CN107014636B (en) * | 2017-06-12 | 2019-04-02 | 四川沃文特生物技术有限公司 | Disposable specimen collection tube and its application method |
| WO2019104945A1 (en) * | 2017-11-29 | 2019-06-06 | 爱威科技股份有限公司 | Sampling and loading device and use method of same |
| CN109520766A (en) * | 2018-12-29 | 2019-03-26 | 北京和利康源医疗科技有限公司 | A kind of compound tube for spot sampling |
| CN109520766B (en) * | 2018-12-29 | 2024-05-07 | 北京和利康源医疗科技有限公司 | Combined pipe for field sampling |
| CN110559931A (en) * | 2019-10-11 | 2019-12-13 | 四川沃文特生物技术有限公司 | Method and device for pneumatically mixing samples |
| CN110559931B (en) * | 2019-10-11 | 2024-05-28 | 四川沃文特生物技术有限公司 | Method and device for pneumatically mixing samples |
| CN114778872A (en) * | 2022-06-13 | 2022-07-22 | 深圳市帝迈生物技术有限公司 | Sample analyzer and control method of sample analyzer |
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