CN218026088U

CN218026088U - A gather component and test tube subassembly for nucleic acid detects

Info

Publication number: CN218026088U
Application number: CN202221732149.5U
Authority: CN
Inventors: 芮磊; 张纪庄
Original assignee: Kangda Intercontinental Medical Devices Co ltd
Current assignee: Kangda Intercontinental Medical Devices Co ltd
Priority date: 2022-07-06
Filing date: 2022-07-06
Publication date: 2022-12-13
Anticipated expiration: 2032-07-06

Abstract

The utility model relates to the technical field of medical equipment, a collection component and test tube subassembly for nucleic acid detects is disclosed, and this collection component can use with the test tube cooperation, and includes: the connecting structure, the main body and the collecting head are arranged in sequence; wherein the main body is arranged in a rod shape or a tubular shape, and the material of the main body is flexible; the connection structure sets up the one end at the main part, and the collection head setting is at the other end of main part, and connection structure can be connected with the test tube lid of test tube, and the collection head can carry out nucleic acid collection to the target object. The utility model has the advantages of, this collection component's pliability is good, is difficult to the rupture, and can reduce the contact force to the human body, improves by nucleic acid detection person's comfort to but reuse.

Description

A gather component and test tube subassembly for nucleic acid detects

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a collection component and test tube subassembly for nucleic acid detects.

Background

The new coronavirus has great influence on people all over the world, and nucleic acid detection is an important means for controlling epidemic spread so as to achieve the purposes of early discovery, early isolation and early treatment.

In the existing nucleic acid detection, generally, medical staff carries out nucleic acid collection on a person to be detected through a long cotton swab, the long cotton swab used for nucleic acid detection in the market at present is provided with a structure main body which is a long round bar made of wood or common plastic, and the root part of the long cotton swab is an oval structure formed by wrapping and covering cotton cloth.

SUMMERY OF THE UTILITY MODEL

The above-mentioned not enough to prior art exists, the utility model discloses the technical problem that will solve lies in: the collection element and the test tube assembly for nucleic acid detection are good in flexibility, good in experience feeling and capable of being recycled.

The utility model provides a technical scheme that its technical problem adopted is, provides a collection component for nucleic acid detects, can use with the test tube cooperation, include:

the connecting structure, the main body and the collecting head are arranged in sequence; wherein,

the main body is arranged in a rod shape or a tubular shape, and is made of a flexible material; the connecting structure is arranged at one end of the main body, the collecting head is arranged at the other end of the main body, the connecting structure can be connected with a test tube cover of the test tube, and the collecting head can collect nucleic acid of a target object.

Further, the body is made of rubber or PVC material.

Further, the main part is including the support section, linkage segment and the deformation section that connect gradually, connection structure sets up support on the section, the pick head with the deformation section links to each other, just the diameter of support section is greater than the diameter of deformation section.

Furthermore, the connecting section is provided with a conical outer wall, one end of the conical outer wall is connected with the supporting section, and the other end of the conical outer wall gradually shrinks inwards in the deformation section.

Further, the collection head is provided with a plurality of convex contacts along the surface, and the collection element can collect nucleic acid of the target object through the contacts.

Further, the contact is arranged in a rod shape and made of plastic or rubber materials.

Further, the pick head has an ellipsoidal outer surface with a plurality of the contacts projecting therefrom.

The utility model provides a technical scheme that its technical problem adopted is, still provides a test tube subassembly for nucleic acid detects, include:

the above-mentioned collecting element for nucleic acid detection;

the test tube cover is connected with the connecting structure, the test tube cover is detachably connected to the tube barrel, and the collecting element extends into the tube barrel.

Further, the connecting structure is a first external thread, an internal thread hole is formed in the test tube cover, and the first external thread is in threaded connection with the internal thread hole;

or the connecting structure is a buckle, a clamping groove is formed in the test tube cover, and the buckle is clamped in the clamping groove.

Furthermore, the test tube cover is provided with a holding part for holding by hands or a manipulator, the test tube cover is close to one end of the collecting element and is provided with second external threads, the inner wall of the tube barrel is provided with internal threads, and the test tube cover is connected with the internal threads of the tube barrel through the second external threads.

Compared with the prior art, the utility model discloses following beneficial effect has at least:

in the utility model, the main body of the collecting element is made of flexible material, for example, the collecting element can be made of food-grade PVC or rubber, the flexibility is good, and the breaking in the collecting process can be effectively avoided; the contact force between the acquisition element and the human body can be effectively reduced; comparatively speaking, the support section of main part sets to big diameter section, guarantees that it has sufficient intensity, and the deformation section of main part sets to little diameter section, guarantees that its flexibility is better, avoids producing big contact force with the human body, improves by nucleic acid collection person's comfort. One end of the main body is connected with an ellipsoidal collecting head, the collecting head is provided with a plurality of contacts, the success rate of sample collection can be effectively increased, the whole body can be formed by injection molding, disposable materials are not used any more, the use is repeated, and the resource waste is reduced. In the use, the internal thread hole fixed connection that main part accessible first external screw thread (connection structure promptly) covered with the test tube makes things convenient for people's hand or manipulator to grip, and the diameter of test tube lid is greater than the diameter of main part, can improve the stability of gripping.

Drawings

FIG. 1 is a schematic view of the assembly of the collecting element and the test tube cover of the present invention;

FIG. 2 is a schematic plan view of FIG. 1;

FIG. 3 is an exploded view of FIG. 1;

fig. 4 is a schematic structural view of the test tube assembly of the present invention.

In the figure:

1. a main body; 10. a support section; 11. a connecting section; 111. a tapered outer wall; 12. a deformation section; 101. a connecting structure;

2. a pick head; 20. a contact;

3. a test tube; 30. a test tube cover; 31. a pipe barrel; 301. a threaded hole; 302. a grip portion; 303. a second external thread.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

It should be noted that all the directional indicators (such as up, down, left, right, front, back \8230;) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

Furthermore, the descriptions of the embodiments as "first," "second," "a," etc. in this disclosure are for descriptive purposes only and are not to be construed as indicating or implying relative importance or to imply that the number of the indicated features is indicative. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

The first embodiment is as follows:

as shown in FIGS. 1-3, a collection element for nucleic acid testing can be used in conjunction with a cuvette 3 to form a cuvette 3 with a nucleic acid test collection element. The acquisition element comprises: the connecting structure 101, the main body 1 and the collecting head 2 are arranged in sequence; the main body 1 is arranged in a rod shape or a tubular shape, and when the main body 1 is arranged in a rod shape, the main body 1 is a solid part; when the main body 1 is in a tubular configuration, the main body 1 is a hollow member. The main body 1 is made of flexible materials; specifically, this main part 1 can be made by rubber or food level PVC material, and present nucleic acid acquisition element, main part 1 are timber or ordinary plastics long round bar, in the use, are used for its main part 1 toughness and flexibility relatively poor, lead to its easy rupture, and when gathering the sample, great with the human contact dynamics, the experience of quilt detection person feels poor. Compare in current nucleic acid acquisition element, among this nucleic acid acquisition element, the pliability of main part 1 is good, can effectively avoid taking place the rupture in the acquisition process, and can effectively reduce the contact force degree of acquisition element and human, avoids accidental injury by the person of gathering. The connection structure 101 is arranged at one end of the main body 1, the collection head 2 is arranged at the other end of the main body 1, the connection structure 101 can be connected with the test tube cover 30 of the test tube, and the collection head 2 can collect nucleic acid from a target object.

In the actual use process, the collection element can be fixedly connected with the test tube cover 30 through the connecting structure 101, the test tube cover 30 and the collection element can be cooperatively manufactured, a robot or a human hand holds the test tube cover 30 and extends to a detected person, and the collection head 2 of the collection element is directly contacted with the detected person to finish the collection of the nucleic acid sample.

As shown in fig. 1 and fig. 2, the main body 1 includes a supporting section 10, a connecting section 11 and a deformation section 12, which are connected in sequence, the connecting structure 101 is disposed on the supporting section 10, the pick head 2 is connected to the deformation section 12, the diameter of the supporting section 10 is greater than that of the deformation section 12, the connecting section 11 has a tapered outer wall 111, one end of the tapered outer wall 111 is connected to the supporting section 10, and the other end of the tapered outer wall gradually shrinks inwards to the deformation section 12, due to the unequal diameters of the supporting section 10 and the deformation section 12, if the direct connection is easily subject to stress concentration, the connecting portion is easily broken, and the connecting section 11 is in transition connection, so that the connecting portion between the supporting section 10 and the deformation section 12 on the main body 1 can be ensured, and the position of weak strength cannot occur.

In actual use, the supporting section 10 of the main body 1 is relatively arranged to be a large-diameter section which is at the root position, so that the supporting section 10 has enough strength; the deformation section 12 of main part 1 sets to the little diameter section, guarantees that deformation section 12 flexibility is better, avoids producing big contact force with the human body, improves by nucleic acid collection person's comfort.

Wherein, it specifically has the contact 20 of a plurality of evaginations to follow its surface for the surface of its ellipsoid on the collection head 2, gather the component accessible the contact 20 carries out nucleic acid collection to the target object, and contact 20 also is the bar-shaped setting, and the top has a hemisphere face, prevents that the scratch from being detected the person, and this contact 20 also is plastics or rubber material, and the whole accessible of collection component is moulded plastics integrated into one piece, and it is convenient to make, and collection head 2 no longer is this kind of disposable material of cotton, can gather the back, concentrate and clean the back, used repeatedly, when cleaning the collection component, accessible supersound or liquid are washed it.

The second embodiment:

as shown in fig. 3 and 4, a cuvette assembly for nucleic acid detection includes: the collection element and the test tube for nucleic acid detection in the first embodiment. The test tube comprises a test tube cover 30 and a tube barrel 31, the test tube cover 30 is connected with the connecting structure 101, the test tube cover 30 is detachably connected to the tube barrel 31, and the collecting element extends into the tube barrel 31. When a person who needs to sample nucleic acid for the nucleic acid detector needs to sample nucleic acid, the test tube cap 30 is detached from the tube 31, the test tube cap 30 is pulled out together with the collecting element, and the test tube cap 30 is held by a human hand or a mechanical hand to sample nucleic acid for the person who needs to sample nucleic acid.

Specifically, connection structure 101 is first external screw thread, be equipped with internal thread hole 301 on the test tube lid 30, first external screw thread threaded connection in internal thread hole 301, through threaded connection, the dismouting of test tube lid 30 and bobbin 31 is all convenient. Also can adopt common buckle and draw-in groove formula can dismantle the connected mode between test tube cover 30 and the collection component, promptly connection structure 101 is the buckle, be equipped with the draw-in groove on the test tube cover 30, the buckle joint is in the draw-in groove.

The test tube cover 30 is provided with a holding part 302 for being held by a human hand or a manipulator, a second external thread 303 is arranged at one end of the test tube cover 30 close to the collecting element, an internal thread is arranged on the inner wall (tube opening) of the tube barrel 31, and the test tube cover 30 is connected with the internal thread of the tube barrel 31 through the second external thread 303.

In the actual use process, a human hand or a mechanical hand unscrews the test tube cover 30 from the tube barrel 31, takes out the test tube cover 30, and takes out the collecting element along with the test tube cover 30; the hand or the manipulator is held on the test tube cover 30 and extends to a person to be detected with nucleic acid to sample the nucleic acid, and the contact 20 of the acquisition element is directly contacted with the human body to obtain a sample; after the sample collection is completed, the test tube cap 30 is fixedly connected to the tube 31, and the collecting element with the sample is in the test tube 3 and is sent to the detection place for detection.

In the scheme, the collecting element has good flexibility, is not easy to break, can reduce the contact force on the human body, improves the comfort of a person to be detected by nucleic acid, and can be repeatedly utilized.

Claims

1. A collection element for nucleic acid testing, usable with a cuvette, comprising:

2. The collection element for nucleic acid detection according to claim 1, wherein the body is made of rubber or PVC material.

3. The collection element for nucleic acid detection according to claim 1, wherein the main body comprises a support section, a connection section, and a shape-changing section connected in series, the connection structure is disposed on the support section, the collection head is connected to the shape-changing section, and the support section has a diameter larger than the shape-changing section.

4. The collecting element for nucleic acid detection according to claim 3, wherein the connecting section has a tapered outer wall, and one end of the tapered outer wall is connected to the supporting section, and the other end of the tapered outer wall gradually shrinks inward in the shape-changing section.

5. The collection element for nucleic acid detection according to claim 1, wherein the collection head has a plurality of protruding contacts along its surface, and the collection element can collect nucleic acid from a target through the contacts.

6. The collecting element for nucleic acid detection according to claim 5, wherein the stylus is provided in a rod shape and is made of a plastic or rubber material.

7. The collection element for nucleic acid testing of claim 5, wherein said collection head has an ellipsoidal outer surface, and a plurality of said contacts project from said outer surface.

8. A cuvette assembly for use in nucleic acid testing, comprising:

a collection element for nucleic acid detection according to any one of claims 1 to 7;

the test tube comprises a test tube cover and a tube barrel, wherein the test tube cover is connected with the connecting structure, the test tube cover is detachably connected to the tube barrel, and the collecting element extends into the tube barrel.

9. The cuvette assembly according to claim 8, wherein the connection structure is a first external thread, the cuvette cover is provided with an internal thread hole, and the first external thread is screwed in the internal thread hole;

10. The cuvette assembly according to claim 8, wherein the cuvette cover has a holding portion for being held by a human hand or a robot, and the cuvette cover has a second external thread at an end thereof adjacent to the collection member, and the inside wall of the tube barrel has an internal thread, and the cuvette cover is connected to the internal thread of the tube barrel via the second external thread.