CN208769823U - A kind of saliva sample collector - Google Patents
A kind of saliva sample collector Download PDFInfo
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- CN208769823U CN208769823U CN201721483475.6U CN201721483475U CN208769823U CN 208769823 U CN208769823 U CN 208769823U CN 201721483475 U CN201721483475 U CN 201721483475U CN 208769823 U CN208769823 U CN 208769823U
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- connector
- liquid storage
- reagent
- storage pipe
- pipe
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Abstract
The utility model discloses a kind of saliva sample collectors, including the liquid storage pipe for storing saliva；For storing the Reagent Tube of reagent, Reagent Tube is equipped with for accommodating the cavity of reagent and for the film of seal cavity；The connector at the interface position for sealed reagent pipe and liquid storage pipe, the both ends of connector are respectively provided with the first sealing of connection liquid storage pipe and the second sealing for connecting Reagent Tube, and the inner wall of connector is equipped with the spine for puncturing film.The interface position of connector sealed reagent pipe and liquid storage pipe, when spine punctures film, connector can effectively prevent the splashing of reagent and exposed, improve the leakproofness of saliva sample collector.Reagent Tube, connector and liquid storage pipe can be directly used for transporting and storing the sealing container of saliva, therefore can avoid secondary pollution caused by replacement pipe lid, and can avoid Reagent Tube discarding caused waste, Economy type medicine cost as medical waste.
Description
Technical field
The utility model relates to medical treatment to detect equipment technology field, more specifically to a kind of saliva sample collector.
Background technique
In modern medicine clinical diagnosis, due to saliva sampling relative to blood sampling hurtless measure and patient it is acceptant,
Therefore, through replacing blood testing frequently with saliva detection, to reflect the variation of various protein levels in blood by saliva.
Direct saliva collection method is generallyd use in the prior art to be collected saliva.Common saliva sample collector packet
Include funnel, collection tube, liquid storage pipe and upper cover with preservation liquid etc..However the existing generally existing saliva of saliva sample collector
Device switching is chaotic when sample collection, and the bad problem of leakproofness punctures band in particular by the spine being arranged on collection tube
When saving the film of the upper cover of liquid, it be easy to cause and saves the splashing of liquid and exposed, therefore be easy to cause the pollution and damage for saving liquid
It loses, to influence the accuracy of detection.
It is current those skilled in the art in conclusion how to provide a kind of preferable saliva sample collector of leakproofness
Urgent problem to be solved.
Utility model content
In view of this, the purpose of the utility model is to provide a kind of saliva sample collector, the saliva sample collector
Sealing structure is preferable, can be avoided the pollution and loss that reagent is caused in saliva collection process.
To achieve the goals above, the utility model provides the following technical solutions:
A kind of saliva sample collector, comprising:
For storing the liquid storage pipe of saliva；
For storing the Reagent Tube of reagent, the Reagent Tube is equipped with for accommodating the cavity of the reagent and for sealing
State the film of cavity；
For sealing the connector at the interface position of the Reagent Tube and the liquid storage pipe, the both ends difference of the connector
Equipped with the first sealing for connecting the liquid storage pipe and the second sealing for connecting the Reagent Tube, the connector
Inner wall be equipped with spine for puncturing the film.
Preferably, first sealing and second sealing are respectively to be arranged in connector both ends inner peripheral portion
The first internal screw thread and the second internal screw thread；
The port periphery of the liquid storage pipe is equipped with the first external screw thread for connecting with first internal screw thread, the reagent
The port periphery of pipe is equipped with the second external screw thread for connecting with second internal screw thread.
Preferably, the inner wall of the connector is equipped with the circumferential annular protrusion for extending radially out pre-determined distance, and the spine is equal
It is even to be distributed on the circumferential annular protrusion.
Preferably, the circumferential ring is symmetrically arranged in the intermediate cross-section on the inner wall of the connector along the connector
Shape protrusion, first sealing and second sealing are symmetrical arranged relative to the intermediate cross-section of the connector.
It preferably, further include for facilitating the funnel for acquiring saliva, the funnel is equipped with for the pipe with the liquid storage pipe
The first connecting portion that mouth inner wall is fitted and connected and the second connecting portion for screwing connection with first external screw thread.
Preferably, the peripheral part of the Reagent Tube is equipped with the link position for limiting the Reagent Tube Yu the connector
Easily tear protrusion.
Preferably, the film includes polytetrafluoroethylene film, aluminum foil film or tinfoil paper film.
Preferably, further include pipe lid matched with the liquid storage pipe, the pipe is covered equipped with sealing ring, memory space not
When sufficient, the pipe lid and liquid storage pipe mating connection form the sealing container for storing and transporting saliva.
Preferably, the peripheral part of the liquid storage pipe is equipped with the identification code for information identification.
Preferably, the pipe thickness range of the liquid storage pipe is 2.5mm~3mm.
Saliva sample collector provided by the utility model, in use, saliva is spat into from the nozzle of liquid storage pipe, it is directly logical
Cross liquid storage pipe acquisition saliva.Then Reagent Tube and liquid storage pipe are tightly connected using connector, the spine on connector can puncture
The film of Reagent Tube falls into the reagent in reagent tube chamber in liquid storage pipe and mixes with saliva, at this moment, Reagent Tube, connector and
Liquid storage pipe forms sealing container, can be used for the storage and transport of saliva.Due to the interface of connector sealed reagent pipe and liquid storage pipe
Position, therefore when spine punctures film, connector can effectively prevent the splashing of reagent and exposed, to improve saliva sample
The leakproofness of this collector.In addition, the sealing that Reagent Tube, connector and liquid storage pipe can be directly used for transporting and storing saliva is held
Device, therefore can avoid secondary pollution caused by replacement pipe lid, and can avoid giving up Reagent Tube as medical waste in the prior art
Waste caused by abandoning, can Economy type medicine cost.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 is the structural schematic diagram of saliva sample collector specific embodiment provided by the utility model；
Fig. 2 is the sectional view along A-A of Fig. 1；
Fig. 3 provides the structural schematic diagram of funnel in specific embodiment by the utility model；
Fig. 4 is the B-B direction section view portion of Fig. 3.
In Fig. 1-Fig. 4:
1 it is liquid storage pipe, 2 be Reagent Tube, 3 be connector, 4 be funnel, 11 be identification code, 21 be cavity, 22 is film, 23
For easily tear protrusion, 31 be spine, 41 be first connecting portion, 42 be second connecting portion.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The core of the utility model is to provide a kind of saliva sample collector, the sealing structure of the saliva sample collector
Preferably, the pollution and loss that reagent is caused in saliva collection process be can be avoided.
Fig. 1-Fig. 4 is please referred to, Fig. 1 is that the structure of saliva sample collector specific embodiment provided by the utility model is shown
It is intended to；Fig. 2 is the sectional view along A-A of Fig. 1；Fig. 3 provides the structural schematic diagram of funnel in specific embodiment by the utility model；
Fig. 4 is the B-B direction section view portion of Fig. 3.
Saliva sample collector provided by the present application, comprising:
For storing the liquid storage pipe 1 of saliva；
For storing the Reagent Tube 2 of reagent, Reagent Tube 2 is equipped with the cavity 21 for accommodating reagent and is used for seal cavity 21
Film 22；
The connector 3 at the interface position for sealed reagent pipe 2 and liquid storage pipe 1, the both ends of connector 3 are respectively provided with
The first sealing of liquid storage pipe 1 and the second sealing for connecting Reagent Tube 2 are connected, the inner wall of connector 3 is equipped with for piercing
The spine 31 of broken film 22.
It should be noted that the liquid storage pipe 1 in the application is low temperature resistant liquid storage pipe 1, it can be directly used for low temperature storage, be not necessarily to
Other low temperature storage tubes are replaced, pollution caused by secondary transferring is avoided.
In view of lower temperature resistance, it is preferable that liquid storage pipe 1 is polypropylene liquid storage pipe.
In addition, the application to the capacity specifications of liquid storage pipe 1 without limitation, user can be according to the acquisition demand of saliva sample
Replace the liquid storage pipe 1 of different capabilities.
For Reagent Tube 2 for storing reagent, the reagent in the application includes the solid reagents such as freeze-dried powder and cell-preservation liquid liquid
Body reagent.Reagent is placed in the cavity 21 of Reagent Tube 2, is sealed by film 22.
Without limitation to the capacity of Reagent Tube 2, user can produce corresponding hold to the application according to different amount of reagent demands
The Reagent Tube 2 of amount.
Connector 3 for connecting Reagent Tube 2 and liquid storage pipe 1, in the application connector 3 be in logical be bi-directionally connected body.When
After saliva is spat into liquid storage pipe 1, liquid storage pipe 1 is connect with Reagent Tube 2 using connector 3, the first sealing of connector 3 with
Liquid storage pipe 1 is tightly connected, and the second sealing and Reagent Tube 2 of connector 3 are tightly connected.It thereby may be ensured that connector 3 and storage
The leakproofness between leakproofness and connector 3 and Reagent Tube 2 between liquid pipe 1.
Spine 31 on connector 3 can puncture the film 22 of Reagent Tube 2, so as to so that the reagent in Reagent Tube 2 is fallen into
It is mixed in liquid storage pipe 1 with saliva.
It should be noted that the Reagent Tube 2, connector 3 and liquid storage pipe 1 in the application can make up for storing and transporting
The sealing container of defeated saliva is directly used in storage and the transport saliva of saliva, it is contemplated that the lower temperature resistance of storage, it is preferable that examination
Agent pipe 2, connector 3 and liquid storage pipe 1 are the structure using medical polypropylene integrated injection molding.
In conclusion saliva sample collector provided by the utility model, in use, by saliva from the nozzle of liquid storage pipe 1
It spits into, saliva is directly acquired by liquid storage pipe 1.Then Reagent Tube 2 and liquid storage pipe 1 are tightly connected using connector 3, connector
Spine 31 on 3 can puncture the film 22 of Reagent Tube, fall into the reagent in 2 cavity 21 of Reagent Tube mixed with saliva in liquid storage pipe 1
It closes, at this moment, Reagent Tube 2, connector 3 and liquid storage pipe 1 form sealing container, can be used for the storage and transport of saliva.Due to connection
The interface position of body 3 sealed reagent pipe 2 and liquid storage pipe 1, therefore when spine 31 punctures film 22, connector 3 can effectively be prevented
The only splashing of reagent and exposed, to improve the leakproofness of saliva sample collector.In addition, Reagent Tube 2, connector 3 and storage
Liquid pipe 1 can be directly used for transporting and storing the sealing container of saliva, therefore can avoid secondary pollution caused by replacement pipe lid, and can
It avoids that Reagent Tube 2 is discarded caused waste as medical waste in the prior art, it can Economy type medicine cost.
In view of the simple easy implementation of the specific connection type of connector 3 and liquid storage pipe 1 and Reagent Tube 2, in above-mentioned reality
It applies on the basis of example, the first sealing and the second sealing are respectively spiral shell in be arranged in 3 both ends inner peripheral portion of connector first
Line and the second internal screw thread；
The port periphery of liquid storage pipe 1 is equipped with the first external screw thread for connecting with the first internal screw thread, outside the port of Reagent Tube 2
Week is equipped with the second external screw thread for connecting with the second internal screw thread.
That is, connecting between connector 3 and liquid storage pipe 1 and by thread seal between connector 3 and Reagent Tube 2
It connects.When connection, the first internal screw thread of connector 3 is screwed with the first external screw thread of liquid storage pipe 1 and is connect, by the second of connector 3
Internal screw thread is screwed with the second external screw thread of Reagent Tube 2 and is connect, to realize the company of Reagent Tube 2 and liquid storage pipe 1 by connector 3
It connects, and three forms sealing container, storage and transport for saliva.
In view of spine punctures the validity problem of film, on the basis of above-described embodiment, the inner wall of connector 3 is set
There is the circumferential annular protrusion for extending radially out pre-determined distance, spine 31 is evenly distributed on circumferential annular protrusion.
It is understood that connector 3 is connector when connecting with Reagent Tube 2 since Reagent Tube 2 has certain wall thickness
Second internal screw thread of 3 inner peripheral portion is connect with the second external screw thread of 2 peripheral part of Reagent Tube, therefore, thin in order to puncture spine 31
Film 22 extends radially the setting circumferential direction annular protrusion of pre-determined distance on the inner wall of connector 3.Here pre-determined distance is greater than examination
The wall thickness of agent pipe 2.
Spine 31 is evenly distributed on circumferential annular protrusion namely spine 31 is annular dentation spine.The of Reagent Tube
When second internal screw thread of two external screw threads and connector carries out screwing connection, annular dentation spine can be in a circumferential direction by film
22 equably puncture, therefore the validity for puncturing film can be improved, and are more advantageous to reagent and fall into liquid storage pipe 1.
In view of the convenience that connector 3 is processed and used, on the basis of above-described embodiment, the inner wall of connector 3
On along the intermediate cross-section of connector 3 circumferential annular protrusion, the first sealing and the second sealing are symmetrically set relative to even
The intermediate cross-section of junctor 3 is symmetrical arranged.
That is, connector 3 is respectively used to be not different with the both ends that liquid storage pipe 1 and Reagent Tube 2 are connect, the first sealing
The setting position and shape size of portion and the second sealing are all the same.
Circumferential annular protrusion is symmetrical along the intermediate cross-section of connector 3, therefore, is evenly distributed on symmetrical circumferential ring
Intermediate cross-section of the spine 31 also respectively along connector 3 in shape protrusion is symmetrical.The effect of spine 31 is still to puncture reagent
The film 22 of pipe 2, be intended merely to process it is easy to use, along connector 3 intermediate cross-section be symmetrical arranged spine 31.In this way,
No matter all having the spine 31 for puncturing the film 22 of Reagent Tube 2 in use, which end of connector 3 is connect with Reagent Tube 2.
Therefore, the both ends of connector 3 can exchange use.Using this symmetrical structure, it is not only convenient for integrated molding and adds
Work, be also convenient for using when also do not have to distinguish examine both ends, be mounted directly use.
In order to avoid the ejecta pollution problem of saliva when saliva acquisition, on the basis of any one above-mentioned embodiment,
It further include the funnel 4 for facilitating acquisition saliva, funnel 4 is equipped with first for being fitted and connected with the internal wall of pipe orifice of liquid storage pipe 1
Interconnecting piece 41 and second connecting portion 42 for screwing connection with the first external screw thread.
Funnel 2 is for acquiring saliva, and without limitation to the horn mouth bore of funnel 2, horn mouth bore is bigger, adopts by the application
Saliva is less susceptible to splash out when collecting saliva.
Furthermore, it is contemplated that the sealing problem that funnel 2 is connect with liquid storage pipe 1, funnel 2 is connect with liquid storage pipe 1 using bilayer
Mode realize dual-seal.When funnel 2 is connect with liquid storage pipe 1, first connecting portion 41 is inserted into inside liquid storage pipe 1, the first connection
The outer wall in portion 41 and the internal wall of pipe orifice of liquid storage pipe 1 are fitted and connected, and realize the mutually chimeric resealing of inside and outside cylinder.Second connection
Portion 42 has internal thread structure, and second connecting portion 42 screws two resealings for connecting and realizing thread seal with the first external screw thread.
It is understood that tube wall of the gap among first connecting portion 41 and second connecting portion 42 just with liquid storage pipe 1
Thickness is identical, so as to realize the double sealed connection mode of funnel 2 Yu liquid storage pipe 1.
In order to avoid spine 31 punctures film 22 in connection at the beginning of connector 3 and Reagent Tube 2, lead to 2 cavity 21 of Reagent Tube
Interior reagent is exposed to be polluted and wastes, and on the basis of above-described embodiment, the peripheral part of Reagent Tube 2 is additionally provided with for limiting
That determines the link position of Reagent Tube 2 and connector 3 easily tears protrusion 23.
It should be noted that when easily tearing in the application connect at the beginning of protrusion 23 refers to connector 3 and Reagent Tube 2, Ye Jilian
When junctor 3 and Reagent Tube 2 are connected to spine 31 and not yet pierce film 22, the connection that can play Reagent Tube 2 and connector 3 is limited
Effect；When needing spine 31 to puncture film 22, namely easily tear protrusion 23 do not recur position-limiting action when, can easily by
It tears it down from Reagent Tube 2.
That is, protrusion 23 is easily torn in the position setting being located above the second external screw thread on 2 peripheral part of Reagent Tube, when even
When junctor 3 is just connect with Reagent Tube 2, due to easily tearing the presence of protrusion 23, the end face for easily tearing protrusion 23 resists the end of connector 3
Face, limit the second internal screw thread of connector 3 and Reagent Tube 2 second it is externally threaded continue to screw, therefore, make the second internal screw thread
It is in the second external screw thread and partly screws state, to guarantee that the film 22 of Reagent Tube 2 is not punctured by spine 31, guarantee the close of reagent
Feng Xing avoids its secondary pollution.
After connector 3 is connect with Reagent Tube 2, when connector 3 is connect with liquid storage pipe 1, the first internal screw thread and the first outer spiral shell
Line screws, at this moment since the second internal screw thread and the second external screw thread are in the state that partly screws, reagent good seal, therefore the company of can avoid
Spine 31 punctures film 22 during junctor 3 and liquid storage pipe 1 screw.
After connector 3 is connect with liquid storage pipe 1, tears protrusion 23 is easily torn, continue to screw outside the second internal screw thread and second
Screw thread, at this moment, under the action of screwing power, film 22 moves closer to spine 31 and is finally punctured by spine 31, is sealed by film 22
Reagent fallen into liquid storage pipe 1 by connector 3.
As can be seen that this connection type can to avoid directly puncture reagent caused by film 22 it is exposed and splash, thus
It can be to avoid the secondary pollution and waste of reagent.
Further, in order to make not have an impact the activity of reagent after 22 sealed reagent of film, in above-described embodiment
On basis, film 22 includes polytetrafluoroethylene film, aluminum foil film or tinfoil paper film.That is, film 22 is needed to having
Machine active material has inertia, therefore is able to maintain the performance of organic active substance.
It further include pipe matched with liquid storage pipe 1 on the basis of above-described embodiment in view of the limitation of memory space
Lid, pipe is covered equipped with sealing ring, and in memory space inadequate, pipe lid is cooperatively connected composition for storing and transporting with liquid storage pipe 1
The sealing container of saliva.
That is, when an insufficient storage space exists, connector 3 and Reagent Tube 2 can be separated with liquid storage pipe 1, it will be with storage
The matched pipe lid of liquid pipe 1 and liquid storage pipe 1 are cooperatively connected, and form the sealing container for storing and transporting saliva.So as to save
The whole occupied space for saving liquid storage pipe 1, achievees the purpose that facilitate storage and transport.
In view of the identification problem of the saliva sample when scale samples, on the basis of above-described embodiment, liquid storage pipe 1
Peripheral part be equipped with for information identification identification code 11.
It should be noted that the identification code 11 in the application can be preset bar code and coding number, in order to right
The positioning of saliva sample.
In view of liquid storage pipe 1 is directly used in the lower temperature resistance of low temperature storage, on the basis of above-described embodiment, liquid storage pipe
1 pipe thickness range is 2.5mm~3mm.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
Saliva sample collector provided by the utility model is described in detail above.It is used herein specifically
A example is expounded the principles of the present invention and embodiment, and the above embodiments are only used to help understand originally
The method and its core concept of utility model.It should be pointed out that for those skilled in the art, not departing from
Under the premise of the utility model principle, several improvements and modifications can be made to this utility model, these improvement and modification
It falls into the protection scope of the utility model claims.
Claims (10)
1. a kind of saliva sample collector characterized by comprising
For storing the liquid storage pipe (1) of saliva；
For storing the Reagent Tube (2) of reagent, the Reagent Tube (2) is equipped with for accommodating the cavity (21) of the reagent and being used for
Seal the film (22) of the cavity (21)；
For sealing the connector (3) at the interface position of the Reagent Tube (2) and the liquid storage pipe (1), the connector (3)
Both ends are respectively provided with the first sealing for connecting the liquid storage pipe (1) and second close for connecting the Reagent Tube (2)
Envelope portion, the inner wall of the connector (3) are equipped with the spine (31) for puncturing the film (22).
2. saliva sample collector according to claim 1, which is characterized in that first sealing and described second close
Envelope portion is respectively the first internal screw thread and the second internal screw thread being arranged in the connector (3) both ends inner peripheral portion；
The port periphery of the liquid storage pipe (1) is equipped with the first external screw thread for connecting with first internal screw thread, the reagent
The port periphery of (2) is managed equipped with the second external screw thread for connecting with second internal screw thread.
3. saliva sample collector according to claim 2, which is characterized in that the inner wall of the connector (3) is equipped with diameter
To the circumferential annular protrusion for stretching out pre-determined distance, the spine (31) is evenly distributed on the circumferential annular protrusion.
4. saliva sample collector according to claim 3, which is characterized in that along institute on the inner wall of the connector (3)
The intermediate cross-section for stating connector (3) is symmetrically arranged the circumferential annular protrusion, first sealing and described second close
Envelope portion is symmetrical arranged relative to the intermediate cross-section of the connector (3).
5. according to the described in any item saliva sample collectors of claim 2-4, which is characterized in that further include for facilitating acquisition
The funnel (4) of saliva, the funnel (4) be equipped with for the internal wall of pipe orifice of the liquid storage pipe (1) is fitted and connected first connect
Portion (41) and second connecting portion (42) for screwing connection with first external screw thread.
6. saliva sample collector according to claim 5, which is characterized in that the peripheral part of the Reagent Tube (2) is equipped with
The easy of link position for limiting the Reagent Tube (2) and the connector (3) tears raised (23).
7. saliva sample collector according to claim 5, which is characterized in that the film (22) includes polytetrafluoroethylene (PTFE)
Film, aluminum foil film or tinfoil paper film.
8. saliva sample collector according to claim 5, which is characterized in that further include mating with the liquid storage pipe (1)
Pipe lid, the pipe is covered equipped with sealing ring, and in memory space inadequate, the pipe lid and the liquid storage pipe (1) are cooperatively connected
Form the sealing container for storing and transporting saliva.
9. saliva sample collector according to claim 5, which is characterized in that the peripheral part of the liquid storage pipe (1) is equipped with
Identification code (11) for information identification.
10. saliva sample collector according to claim 9, which is characterized in that the pipe thickness model of the liquid storage pipe (1)
It encloses for 2.5mm~3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721483475.6U CN208769823U (en) | 2017-11-08 | 2017-11-08 | A kind of saliva sample collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721483475.6U CN208769823U (en) | 2017-11-08 | 2017-11-08 | A kind of saliva sample collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208769823U true CN208769823U (en) | 2019-04-23 |
Family
ID=66142891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721483475.6U Expired - Fee Related CN208769823U (en) | 2017-11-08 | 2017-11-08 | A kind of saliva sample collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208769823U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110074823A (en) * | 2019-05-31 | 2019-08-02 | 万华普曼生物工程有限公司 | Saliva collection apparatus |
| CN112793872A (en) * | 2020-12-28 | 2021-05-14 | 嘉兴医脉赛科技有限公司 | Rotary liquid storage box thorn membrane liquid transfer system |
-
2017
- 2017-11-08 CN CN201721483475.6U patent/CN208769823U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110074823A (en) * | 2019-05-31 | 2019-08-02 | 万华普曼生物工程有限公司 | Saliva collection apparatus |
| CN112793872A (en) * | 2020-12-28 | 2021-05-14 | 嘉兴医脉赛科技有限公司 | Rotary liquid storage box thorn membrane liquid transfer system |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190423 Termination date: 20191108 |
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| CF01 | Termination of patent right due to non-payment of annual fee |