CN223695904U - A saliva sampler - Google Patents

Abstract

The utility model discloses a saliva sampler, which belongs to the field of animal saliva collection and comprises a sampling piece, a collecting pipe, a liquid containing pipe and a separating piece, wherein the sampling piece is used for collecting saliva, a first containing cavity for placing the sampling piece is arranged in the collecting pipe, the liquid containing pipe comprises a soft liquid containing part, a second containing cavity for containing sample preservation liquid is arranged in the liquid containing part, the liquid containing part is detachably connected with the collecting pipe, the separating piece comprises a separating body and a folding rod which are connected, the separating body is connected with the open end of the second containing cavity in an isolating way, the folding rod stretches into the second containing cavity, and when the liquid containing part is configured to be subjected to external force, the folding rod is pushed to tear the connecting part of the folding rod and the separating body so as to communicate the first containing cavity with the second containing cavity. The utility model reduces the pollution of the pretreatment process of the specimen before collection and inspection to human and environment by an integrated sealed sample treatment mode, and simplifies the operation of inspection personnel.

Description

Saliva sampler

Technical Field

The utility model relates to the technical field of animal saliva collection, in particular to a saliva sampler.

Background

Saliva contains various biomarkers, such as proteins, hormones, antibodies and the like, which can reflect the nutritional status, growth status and psychological status of animals such as pigs, sheep and the like. Through collecting and analyzing saliva samples, breeders can know immune responses, excreta circulation and other physiological functions of animals such as pigs, sheep and the like, so that a feeding management strategy can be timely adjusted, and health and production benefits of the pigs and sheep are ensured.

The existing oral cavity sample sampler generally adopts independent combined sampling tools such as sampling cotton ropes, 50ml centrifuge tubes, self-sealing bags and the like, each pig is put into the self-sealing bag after being sampled by the sampling cotton ropes, physiological saline with corresponding volume is added into the self-sealing bag, the cotton ropes in the self-sealing bag are rubbed by hands, the samples are separated out, and then the separated samples are added into the centrifuge tubes for standby by using a liquid transfer device. Saliva collection system is comparatively scattered, has increased staff's sampling degree of difficulty, and the factor such as collection is alternately, effect is not good influences experimental data accuracy simultaneously, causes the pollution easily, and complex operation just inconvenient a large amount of samplings carry a large amount of impurity after the sample is precipitated and influence sample extraction and PCR amplification.

Disclosure of utility model

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the saliva sampler provided by the utility model solves the problems that saliva collecting devices in the prior art are scattered, the sampling difficulty of staff is increased, and meanwhile, factors such as cross collection and poor effect influence the accuracy of experimental data.

According to an embodiment of the present utility model, a saliva sampler includes:

The sampling piece is used for collecting saliva;

The collecting pipe is internally provided with a first accommodating cavity with one end being open for accommodating the sampling piece;

The liquid containing pipe comprises a soft liquid containing part, a second containing cavity with one end open for containing sample preservation liquid is arranged in the liquid containing part, and the open end of the liquid containing part is detachably connected with the open end of the collecting pipe;

The isolating piece comprises an isolating body and a foldable rod, wherein the isolating body is connected with the open end of the second accommodating cavity in an isolating mode, the foldable rod stretches into the second accommodating cavity, and the liquid containing part is configured to bend to push the foldable rod to tear the connecting part of the foldable rod and the isolating body so as to be communicated with the first accommodating cavity and the second accommodating cavity when being subjected to external force.

According to the embodiment of the utility model, the saliva sampler has at least the following beneficial effects:

The saliva can be gathered to the sample piece, places the sample piece in the collecting pipe, bends the flourishing liquid portion, and second holding intracavity wall promotes the easy pole of rolling over, and easy pole of rolling over tears with isolating body junction, and first holding chamber and second holding chamber intercommunication, the sample preservation liquid in the second holding chamber can get into first holding intracavity, and the sample preservation liquid inactivates the saliva. The sample pretreatment method reduces the pollution of the sample to human and environment in the pretreatment process before collection and inspection, simplifies the operation of inspection personnel, is safe and sanitary, and has more accurate and effective detection result.

According to some embodiments of the utility model, one end of the liquid containing tube, which is close to the collecting tube, is connected with a connecting seat, an inner thread is arranged on the inner wall of the connecting seat, an outer thread is arranged at the open end of the collecting tube, and the inner thread is connected with the outer thread in an adapting way.

According to some embodiments of the utility model, the liquid containing tube further comprises a connecting part, the connecting part is connected with the liquid containing part and the connecting seat and is positioned between the liquid containing part and the connecting seat, a communication hole is formed in the connecting part and is communicated with the second accommodating cavity, and the isolation body is installed in the communication hole.

According to some embodiments of the utility model, the connection base and the liquid containing tube are integrally formed.

According to some embodiments of the utility model, the outer surface of the connecting seat is provided with a non-slip protrusion.

According to some embodiments of the utility model, the collecting pipe is provided with a limiting protrusion, the limiting protrusion is arranged close to the external thread, and the limiting protrusion abuts against one end of the connecting seat, which is far away from the liquid containing pipe.

According to some embodiments of the utility model, the connection part and the liquid containing part are in a step shape, and the cross-sectional profile area of the communication hole is larger than that of the second containing cavity.

According to some embodiments of the utility model, the cross section of the communication hole is circular, the cross section of the isolation protrusion is circular, and the cross section of the liquid containing portion is circular.

According to some embodiments of the utility model, the isolating body is provided with a sealing protrusion, which abuts against an inner wall of the communication hole.

According to some embodiments of the utility model, the axial direction of the frangible rod is parallel to the length direction of the liquid containing tube.

According to some embodiments of the utility model, the frangible rod is connected to the isolating body at an eccentric position, and the frangible rod is disposed near the inner wall of the second accommodating cavity.

According to some embodiments of the utility model, a liquid outlet nozzle is arranged at one end of the collecting pipe away from the liquid containing pipe, a liquid outlet channel communicated with the first accommodating cavity is arranged in the liquid outlet nozzle, and a sealing cap is detachably sleeved on the liquid outlet nozzle.

According to some embodiments of the utility model, a filter is disposed in the outlet channel.

According to some embodiments of the utility model, the collection tube and the liquid containing tube are both transparent.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows.

Drawings

The utility model is further described with reference to the accompanying drawings and examples, in which:

FIG. 1 is a schematic diagram of a saliva sampler according to an embodiment of the present utility model;

FIG. 2 is a cross-sectional view of a saliva sampler according to an embodiment of the present utility model;

FIG. 3 is a schematic diagram of an exploded structure of a saliva sampler according to an embodiment of the present utility model;

FIG. 4 is a schematic view of the structure of the liquid tube and the connecting base of the saliva sampler according to the embodiment of the present utility model;

fig. 5 is a cross-sectional view of a fluid tube and a connecting base of a saliva sampler according to an embodiment of the present utility model.

Reference numerals:

100. A sampling member;

200. Collecting pipe 210, first holding cavity 220, external screw thread 221, limit projection 230, liquid outlet nozzle 231, liquid outlet channel 232, sealing cap 233, filter element;

300. The liquid containing pipe, 310, a liquid containing part, 311, a second containing cavity, 320, a connecting part, 321 and a communication hole;

400. The sealing device comprises a spacer, a spacer body, 411, a sealing protrusion, 420 and an easy-to-fold rod;

500. The connecting seat, 510, internal threads, 520, and the anti-slip bump.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and to simplify the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, features defining "first", "second" may include one or more such features, either explicitly or implicitly. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected via an intervening medium, or in communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1, 2 and 3, a saliva sampler according to an embodiment of the present utility model includes a sampling member 100, a collection tube 200, a liquid containing tube 300 and a separator 400. The sampling piece 100 is used for collecting saliva of animals such as pigs and sheep, the sampling piece 100 is preferably a sampling cotton rope, and when saliva is sampled for the pigs, the pigs can chew the sampling piece 100, so that saliva of the pigs is collected. The collecting tube 200 is provided with a first accommodating cavity 210, one end of the first accommodating cavity 210 is provided with an opening, and the first accommodating cavity 210 is used for accommodating the sampling element 100. The liquid containing tube 300 comprises a soft liquid containing part 310, and the soft liquid containing part 310 is convenient for manual bending. The second accommodating cavity 311 is arranged in the liquid accommodating part 310, one end of the second accommodating cavity 311 is in an open arrangement, the second accommodating cavity 311 is used for accommodating sample preservation liquid, and the open end of the liquid accommodating part 310 is detachably connected with the open end of the collecting pipe 200. The spacer 400 includes a spacer body 410 and a foldable rod 420, the foldable rod 420 is connected to the spacer body 410, the spacer body 410 is connected to the open end of the second accommodating cavity 311 in a spaced manner, and the foldable rod 420 extends into the second accommodating cavity 311. When the liquid containing part 310 is subjected to external force, the inner wall of the second containing cavity 311 pushes the easy-to-fold rod 420 to fold, the connecting part of the easy-to-fold rod 420 and the isolation body 410 is torn, the first containing cavity 210 is communicated with the second containing cavity 311, and the sample holding liquid can flow into the first containing cavity 210.

The saliva can be gathered to sampling piece 100, places sampling piece 100 in collecting pipe 200, bends flourishing liquid portion 310, and second holding chamber 311 inner wall promotes easy folding pole 420, and easy folding pole 420 is torn with isolation body 410 junction, and first holding chamber 210 and second holding chamber 311 intercommunication, the sample preservation liquid in the second holding chamber 311 can get into in the first holding chamber 210, and the sample preservation liquid inactivates the saliva. The sample pretreatment method reduces the pollution of the sample to human and environment in the pretreatment process before collection and inspection, simplifies the operation of inspection personnel, is safe and sanitary, and has more accurate and effective detection result.

In some embodiments, referring to fig. 2, 3 and 4, a connection seat 500 is connected to an end of the liquid containing tube 300 near the collection tube 200, an internal thread 510 is provided on an inner wall of the connection seat 500, an external thread 220 is provided on an open end of the collection tube 200, and the internal thread 510 is connected to the external thread 220 in a fitting manner. The liquid containing tube 300 is connected with the collecting tube 200 through the connecting seat 500, the connecting seat 500 is in threaded connection with the collecting tube 200, the disassembly and the assembly are convenient, and the sealing performance is good.

It is also possible to provide the outer diameter of the connection seat 500 smaller than the inner diameter of the collection tube 200, to provide the external thread 220 on the outer surface of the connection seat 500, and to provide the internal thread 510 on the inner wall of the collection tube 200, so as to realize the threaded connection of the connection seat 500 and the collection tube 200.

In some embodiments, referring to fig. 2, 3 and 5, the liquid containing tube 300 further includes a connection portion 320, the connection portion 320 connects the liquid containing portion 310 and the connection seat 500, and the connection portion 320 is located between the liquid containing portion 310 and the connection seat 500. The connection part 320 is provided with a communication hole 321, the communication hole 321 is communicated with the second accommodating cavity 311, and the isolation body 410 is installed in the communication hole 321. A connection part 320 is provided between the liquid containing part 310 and the connection seat 500, and the connection part 320 is used for installing the isolation body 410.

In some embodiments, referring to fig. 3 and 4, the connection base 500 is integrally formed with the liquid containing tube 300. The connecting seat 500 and the liquid containing tube 300 are integrally formed, so that the processing is convenient, the number of whole parts is small, and the loss is not easy.

In some embodiments, referring to fig. 3 and 4, the outer surface of the attachment seat 500 is provided with cleats 520. The connecting seat 500 is conveniently installed on the collecting pipe 200 by a human hand.

In some embodiments, referring to fig. 2 and 3, the collection tube 200 is provided with a limiting protrusion 221, wherein the limiting protrusion 221 is disposed near the external thread 220, and the limiting protrusion 221 abuts against an end of the connection holder 500 away from the liquid containing tube 300. The external thread 220 on the collecting tube 200 is screwed into the internal thread 510 of the connecting seat 500 until one end of the connecting seat 500 abuts against the limiting boss 221, and the limiting boss 221 can improve the sealing performance of the connecting seat 500 and the collecting tube 200.

In some embodiments, referring to fig. 2 and 5, the connection portion 320 and the liquid containing portion 310 are in a step shape, and the cross-sectional profile area of the communication hole 321 is larger than the cross-sectional profile area of the second accommodating cavity 311. The connection part between the connection part 320 and the liquid containing part 310 can limit the isolation body 410, so that the positioning connection between the isolation body 410 and the connection part 320 is ensured, and one end of the isolation body 410 is abutted to the connection part between the connection part 320 and the liquid containing part 310, namely, the installation of the isolation body 410 is shown in place, and the isolation body 410 can be prevented from extending into the second accommodating cavity 311.

In some embodiments, referring to fig. 2, 3 and 4, the communication hole 321 has a circular cross section, the isolation protrusion has a circular cross section, and the liquid containing portion 310 has a circular cross section. The cross section of the collecting pipe 200 is circular, the whole structure is regular graph, and the appearance is beautiful.

In some embodiments, referring to fig. 2 and 3, the isolation body 410 is provided with a sealing protrusion 411, and the sealing protrusion 411 abuts against the inner wall of the through hole 321. The sealing protrusion 411 is arranged on the isolation body 410, and the sealing protrusion 411 is in an annular shape, so that the connection tightness of the isolation body 410 and the liquid containing tube 300 can be improved, and the leakage of the sample preservation liquid in the second accommodating cavity 311 is avoided.

In some embodiments, referring to fig. 2 and 3, the axial direction of the frangible stem 420 is parallel to the length direction of the liquid containing tube 300, and when the liquid containing portion 310 is bent, the inner wall of the second accommodating cavity 311 is convenient to push the frangible stem 420 to bend, so that the joint between the frangible stem 420 and the isolation body 410 is torn, and the first accommodating cavity 210 is communicated with the second accommodating cavity 311.

In some embodiments, referring to fig. 2 and 3, the frangible stem 420 is connected to the isolating body 410 at an eccentric position, and the frangible stem 420 is disposed near the inner wall of the second accommodating cavity 311. The easy-to-fold rod 420 is close to the inner wall of the second accommodating cavity 311, so that the easy-to-fold rod 420 is easy to break, when the liquid containing part 310 is folded, the inner wall of the second accommodating cavity 311 is convenient to push the easy-to-fold rod 420 to fold, the joint of the easy-to-fold rod 420 and the isolation body 410 is torn, and the first accommodating cavity 210 is communicated with the second accommodating cavity 311.

In some embodiments, referring to fig. 2 and 3, a liquid outlet nozzle 230 is disposed at an end of the collection tube 200 away from the liquid containing tube 300, a liquid outlet channel 231 is disposed in the liquid outlet nozzle 230, the liquid outlet channel 231 communicates with the first containing cavity 210, and a sealing cap 232 is detachably sleeved on the liquid outlet nozzle 230. The sealing cap 232 is made of soft rubber material and has good sealing effect. When a sample is detected, the sealing cap 232 is removed from the liquid outlet nozzle 230, so that the liquid outlet nozzle 230 is exposed, and the liquid in the collecting pipe 200 flows out along the liquid outlet channel 231, so that the subsequent experiment operation is facilitated.

In some embodiments, referring to fig. 2 and 3, a filter 233 is disposed in the liquid outlet channel 231, and filter cotton may be used as the filter 233. When a sample is detected, the sealing cap 232 is removed from the liquid outlet nozzle 230, so that the liquid outlet nozzle 230 is exposed, liquid in the collecting pipe 200 flows out along the liquid outlet channel 231, and the filtering piece 233 can filter out large-particle impurities, so that subsequent experimental operation is facilitated.

In some embodiments, referring to fig. 1 and 2, both collection tube 200 and fill tube 300 are transparent. The collecting pipe 200 is transparent, so that the liquid condition in the collecting pipe 200 can be conveniently observed. The liquid containing tube 300 is transparent, so that the condition of sample preservation liquid can be conveniently observed, and the condition of the easy rod 420 can be conveniently observed.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents.

Claims (10)

1. A saliva sampler, comprising:

The sampling piece is used for collecting saliva;

The collecting pipe is internally provided with a first accommodating cavity with one end being open for accommodating the sampling piece;

The liquid containing pipe comprises a soft liquid containing part, a second containing cavity with one end open for containing sample preservation liquid is arranged in the liquid containing part, and the open end of the liquid containing part is detachably connected with the open end of the collecting pipe;

The isolating piece comprises an isolating body and a foldable rod, wherein the isolating body is connected with the open end of the second accommodating cavity in an isolating mode, the foldable rod stretches into the second accommodating cavity, and the liquid containing part is configured to bend to push the foldable rod to tear the connecting part of the foldable rod and the isolating body so as to be communicated with the first accommodating cavity and the second accommodating cavity when being subjected to external force.

2. The saliva sampler of claim 1, wherein one end of the liquid containing tube, which is close to the collecting tube, is connected with a connecting seat, an inner thread is arranged on the inner wall of the connecting seat, an outer thread is arranged at the open end of the collecting tube, and the inner thread is connected with the outer thread in an adapting way.

3. A saliva sampler as claimed in claim 2, wherein the liquid-holding tube further comprises a connecting portion connecting the liquid-holding portion and the connecting seat and located between the liquid-holding portion and the connecting seat, a communication hole is provided in the connecting portion, the communication hole communicates with the second accommodating chamber, and the isolating body is mounted in the communication hole.

4. A saliva sampler as claimed in claim 3, wherein the junction of the connecting portion and the liquid-receiving portion is stepped, and the cross-sectional profile area of the communication hole is larger than the cross-sectional profile area of the second receiving chamber.

5. A saliva sampler as claimed in claim 3, wherein the isolating body is provided with a sealing projection which abuts against the inner wall of the communication aperture.

6. A saliva sampler as claimed in claim 1, wherein the frangible stem is disposed axially parallel to the length of the fluid containing tube.

7. A saliva sampler as claimed in claim 6, wherein the frangible stem is connected to the isolating body at an eccentric location, the frangible stem being disposed adjacent the inner wall of the second housing chamber.

8. A saliva sampler as claimed in claim 1, wherein the end of the collection tube remote from the liquid containing tube is provided with a liquid outlet nozzle, a liquid outlet passage communicating with the first accommodating cavity is arranged in the liquid outlet nozzle, and a sealing cap is detachably sleeved on the liquid outlet nozzle.

9. A saliva sampler as claimed in claim 8, wherein a filter is provided in the outlet channel.

10. A saliva sampler as claimed in claim 1, wherein the collection tube and the loading tube are transparent.