CN218910351U

CN218910351U - Sampling tube for high-flux detection and fixing frame for fixing same

Info

Publication number: CN218910351U
Application number: CN202223030739.6U
Authority: CN
Inventors: 任远; 吕晓斐; 郭宝平; 包建玲
Original assignee: Xinjiang Medical University
Current assignee: Xinjiang Medical University
Priority date: 2022-11-15
Filing date: 2022-11-15
Publication date: 2023-04-25
Anticipated expiration: 2032-11-15

Abstract

The utility model belongs to the technical field of medical detection devices, and particularly relates to a sampling tube for high-flux detection and a fixing frame for fixing the sampling tube, which comprises a sampling tube body and a cover body; the lid includes the lid body of stereoplasm and the cock body of stereoplasm, and lid body lower part is equipped with the internal thread, and sampling tube body upper end is equipped with the external screw thread, and lid body and a sampling tube upper end screw thread fit that is used for high flux to detect, and lid body upper end is equipped with the breach, and cock body setting is in lid body breach department, a water vapor transmission volume of sampling tube that is used for high flux to detect is less than 0.35%. The sampling tube for high-flux detection can improve sampling efficiency and reduce the risk of aerosol diffusion.

Description

Sampling tube for high-flux detection and fixing frame for fixing same

Technical Field

The utility model relates to the technical field of medical detection devices, in particular to a sampling tube for high-flux detection and a fixing frame for fixing the sampling tube.

Background

For well known reasons, it is often desirable to have a national nucleic acid. When the laboratory detects nucleic acid, the sampling tubes need to be unscrewed one by one, reagents in the sampling tubes are transferred into the porous plates by using a pipetting gun or other equipment for detection, the operation of detection personnel is time-consuming and labor-consuming and even can be injured, and the operation of uncapping has the risk of aerosol diffusion and personnel being infected.

Disclosure of Invention

The utility model aims to provide a sampling tube for high-flux detection, which can improve the efficiency of nucleic acid detection and reduce the risk of infection.

In order to achieve the above purpose, the basic scheme of the utility model is as follows: a sampling tube for high-throughput detection comprises a sampling tube body and a cover body; the lid includes the lid body of stereoplasm and the cock body of stereoplasm, and lid body lower part is equipped with the internal thread, and sampling tube body upper end is equipped with the external screw thread, and lid body and sampling tube body upper end screw thread cooperation, lid body upper end are equipped with the breach, and the cock body sets up in lid body breach department, a vapor transmission volume of sampling tube for high flux detection is less than 0.35%.

When the sampling tube for high-flux detection is adopted, the swab after sampling is put into the sampling tube body, and then the cover body is screwed. Because the upper end of the sampling tube body is provided with external threads, the cover body is provided with internal threads matched with the external threads, and the cover body can be in sealing connection with the sampling tube body in a screwing mode. When the cover body is connected with the sampling tube body, the plug body tightly props against the upper end of the sampling tube body, so that the effect of sealing the sampling tube body is achieved, leakage of reagents and samples in the sampling tube is prevented, the sealing performance of the sampling tube can be improved when the vapor permeability is less than 0.35%, and leakage of the reagents is prevented.

When the nucleic acid detection is needed in a laboratory, a needle head of the liquid-transfering gun passes through the plug body and enters a sampling tube for high-flux detection, and then the reagent in the sampling tube for high-flux detection can be directly sucked out for detection.

The sampling tube adopting the scheme does not need to unscrew the cover body, but directly passes through the plug body through the pipette tip, so that the operation steps of staff are reduced, the detection efficiency is improved, the staff is prevented from directly contacting with reagents and samples, and the risk of infection is reduced.

The cock body in this scheme adopts soft cock body, can automatic closure after the rifle head of liquid-transfering gun pulls out, avoids reagent to reveal.

Further, the upper end of the sampling tube body is provided with a fracture. The fracture is arranged, so that a detector can put the end part of the swab into the fracture when detecting, and the swab is broken through the fracture, thereby facilitating the detection of the detector.

Further, the side part of the plug body is provided with a plug strip which can be matched with the fracture opening in a sliding way and can block the fracture opening. The stopper can block the fracture, has a sealing effect, and avoids leakage of reagents and samples in the sampling tube for high-flux detection.

Further, the plug body is in running fit with the cover body. The plug body is in rotary fit with the cover body, so that when the cover body is screwed down, only the cover body rotates, the plug body does not rotate, namely, the plug strip does not rotate but is always positioned at the fracture.

Further, the upper end of the sampling tube for high-throughput detection is provided with an inclined opening, and the lower end of the inclined opening is communicated with the breaking opening. The oblique opening is arranged to facilitate the stopper to enter the breaking opening.

The utility model further provides a fixing frame, which comprises a fixing frame body, wherein the fixing frame body is provided with a plurality of placing openings, the upper part of the fixing frame body is connected with a cover plate for fixing the sampling tube, the cover plate is uniformly provided with a plurality of through holes, each through hole corresponds to one placing opening, and the area of each through hole is smaller than the cross section of the sampling tube.

Can put into placing the mouth with a plurality of sampling pipes to can once only absorb a plurality of reagents through the pipette, improve sampling efficiency. Because the cock body is soft cock body, after the syringe needle of liquid-transfering gun inserts in the cock body, the frictional force between cock body and the syringe needle of liquid-transfering gun is great, when the syringe needle of liquid-transfering gun upwards pulls out, takes the sampling pipe together easily. The cover plate is arranged to limit the sampling tube for high-flux detection, so that the needle head of the pipetting gun can enter the sampling tube through the through hole, and the sampling tube cannot pass through the through hole, thereby avoiding that the sampling tube for high-flux detection is pulled up.

Further, the two ends of the lower part of the cover plate are respectively provided with a buckle, and the two ends of the fixing frame body are respectively provided with a clamping groove which is clamped with the buckle.

Drawings

FIG. 1 is a perspective view of a first embodiment of a sampling tube for high throughput detection of the present utility model;

FIG. 2 is a further perspective view of a first embodiment of a sampling tube for high throughput detection of the present utility model;

FIG. 3 is a perspective view of a second embodiment of a sampling tube for high throughput detection of the present utility model;

FIG. 4 is a longitudinal cross-sectional view of a cover in a second embodiment of a sampling tube for high throughput detection in accordance with the present utility model;

fig. 5 is a perspective view of a holder according to the present utility model.

Detailed Description

The following is a further detailed description of the embodiments:

reference numerals in the drawings of the specification include: the sampling tube comprises a sampling tube body 1, a cover body 2, a cover body 3, a notch 4, a plug body 5, an external thread 6, an internal thread 7, a fracture 8, an inclined opening 9, an annular groove 10, a plug 11, a fixing frame body 13, a clamping groove 14, a cover plate 15, a placing opening 16, a handle 17, a through hole 18, a buckle 19, an inclined block 20 and a handle 21.

Example 1

This embodiment is basically as shown in fig. 1 and 2: a sampling tube for high throughput detection, comprising a sampling tube body 1, further comprisingA cover 2. The cover 2 includes a hard cover body 3 and a soft plug 5. In this embodiment, the hard cover body 3 is a cover body 3 made of hard plastic, for example, and the soft plug body 5 is a plug body 5 made of rubber, latex, or the like. The lower part of the cover body 3 is provided with an internal thread 7, the upper end of the sampling tube body 1 is provided with an external thread 6, and the cover body 3 is in threaded fit with the upper end of the sampling tube body 1. The middle part of the upper end of the cover body 3 is provided with a notch 4, and the plug body 5 is arranged at the notch of the cover body 3 and is connected with the cover body 3. The water vapor transmission amount of the sampling tube for high-flux detection in the embodiment is less than 0.35%; the density is 0.87-0.925g/cm ³ 。

In the following embodiment, the swab after sampling is put into the sampling tube body 1, and then the cover body 2 is screwed. Because the upper end of the sampling tube body 1 is provided with the external thread 6, and the cover body 3 is provided with the internal thread 7 which is in threaded fit with the external thread 6, the cover body 2 can be in sealing connection with the sampling tube body 1 by screwing the cover body 3. When the cover body 2 is connected with the sampling tube body 1, the plug body 5 tightly props against the upper end of the sampling tube body 1, so as to achieve the effect of sealing the sampling tube body 1 and prevent the reagent in the sampling tube from leaking.

When the nucleic acid detection is needed in a laboratory, the needle head of the liquid-transfering gun passes through the plug body 5 and enters the sampling tube body 1, and then the reagent of the sampling tube body 1 can be extracted for detection. The adoption of the tube in the sample collection embodiment does not need to unscrew the cover body 2, but directly passes through the plug body 5 through the pipetting gun, so that the operation steps of staff are reduced, the detection efficiency is improved, the staff is prevented from directly contacting with the reagent, and the risk of infection is reduced. The cock body 5 in this scheme adopts soft cock body 5, can automatic closure after the syringe needle of liquid-transfering gun pulls out, avoids reagent to reveal.

Example two

As shown in fig. 3 and fig. 4, the difference between the present embodiment and the first embodiment is that the upper end of the sampling tube body 1 in the present embodiment is provided with two breaking ports 8, and the two breaking ports 8 are located on the same diameter of the sampling tube body 1. The lateral part of the plug body 5 is provided with a plug 11, the plug 11 can be in sliding fit with the fracture 8 and can block the fracture 8, and the inside of the plug body 5 is hollow, so that the resistance of a needle head penetrating through the plug body 5 can be reduced, and the needle head can conveniently penetrate through the plug body 5. The upper end in the lid body 3 is equipped with ring channel 10, and the cock body 5 upper end is located ring channel 10 and rotates with ring channel 10 to realize cock body 5 and lid body 3 normal running fit. The upper end of the sampling tube body 1 is provided with an inclined opening 9, the lower end of the inclined opening 9 is communicated with the fracture 8, and the upper end of the plug body 5 is provided with an inclined block 20 for blocking the inclined opening 9.

The fracture 8 is arranged, so that a detector can put the end part of the swab into the fracture 8 and fracture the swab through the fracture 8 when detecting, and detection by the detector is facilitated. The stopper 11 can block the fracture 8, and has a sealing effect, so that reagent in the sampling tube is prevented from leaking. The body of the plug body 5 is in rotary fit with the cover body 2, so when the cover body 2 is screwed down, only the cover body 3 rotates, the plug body 5 does not rotate, namely the plug 11 does not rotate but is always positioned at the fracture 8. The provision of the bevel 9 facilitates entry of the bung 11 into the break-off port 8.

Example III

Referring to fig. 5, the present embodiment provides a fixing frame, which includes a fixing frame body 13, where the fixing frame body 13 is provided with a plurality of placement openings 16. The number of placement ports 16 may be a plurality of 96, 384, etc. In this example, 28 are illustrated for ease of understanding. The upper portion of the fixing frame body 13 is connected with a cover plate 15 for fixing the sampling tube, the cover plate 15 is uniformly provided with a plurality of through holes 18, the number of the through holes 18 is the same as the number of the placing ports 16, and 28 are taken as an example for illustration in the embodiment. Each through hole 18 corresponds to a respective one of the placement openings 16, and the area of the through hole 18 is smaller than the cross section of the sampling tube. Handles 21 are arranged at two ends of the upper part of the cover plate 15, so that the cover plate 15 can be conveniently taken and moved; the lower both ends of apron 15 are equipped with buckle 19 respectively, and mount body 13 both ends are equipped with handle 17 respectively, and handle 17 is equipped with the draw-in groove 14 with buckle 19 block.

In the detection, a plurality of sampling tubes can be placed in the placement port 16, so that a plurality of reagents can be sucked at one time through the pipette, and the sampling efficiency is improved. Because the plug body 5 is a soft plug body 5, after the needle head of the liquid-transfering gun is inserted into the plug body 5, the friction force between the plug body 5 and the needle head of the liquid-transfering gun is larger, and when the needle head of the liquid-transfering gun is pulled up, the sampling tube is easy to be taken up together. And the cover plate 15 is arranged to limit the sampling tube. After the sampling tube is placed in the placing opening 16, the cover plate 15 is covered on the upper end of the fixing frame body 13, and the clamping buckle 19 is clamped with the clamping groove 14, so that the sampling tube can be fixed. So that the needle of the pipette can pass through the through hole 18 into the sampling tube, and the sampling tube cannot pass through the through hole 18, avoiding that a sampling tube for high throughput detection is pulled up.

After the detection is completed, the buckle 19 is separated from the clamping groove 14, the cover plate 15 is removed, and the sampling tube in the placing port 16 can be taken out.

The foregoing is merely exemplary embodiments of the present utility model, and specific structures and features that are well known in the art are not described in detail herein. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present utility model, and these should also be considered as the scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the utility of the patent. The protection scope of the present application shall be subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.

Claims

1. A sampling tube for high throughput detection, includes the sampling tube body, its characterized in that: the cover body is also included; the lid includes the lid body of stereoplasm and the cock body of stereoplasm, and lid body lower part is equipped with the internal thread, and sampling tube body upper end is equipped with the external screw thread, and lid body and sampling tube body upper end screw thread cooperation, lid body upper end are equipped with the breach, and the cock body sets up in lid body breach department, a vapor transmission volume of sampling tube for high flux detection is less than 0.35%.

2. The sampling tube for high throughput detection of claim 1, wherein: the upper end of the sampling tube body is provided with a fracture.

3. The sampling tube for high throughput detection of claim 2, wherein: the lateral part of the plug body is provided with a plug strip which can be matched with the fracture in a sliding way and can block the fracture.

4. A sampling tube for high throughput detection according to claim 3, wherein: the plug body is in rotary fit with the cover body.

5. The sampling tube for high throughput detection of claim 4, wherein: the upper end of the sampling tube body is provided with an inclined opening, and the lower end of the inclined opening is communicated with the breaking opening.

6. A holder for holding a sampling tube according to any one of claims 1 to 5, wherein: including the mount body, the mount body is equipped with a plurality of mouths of placing, and mount body upper portion is connected with the apron that is used for fixed sampling tube, and the apron evenly is equipped with a plurality of through-holes, and every through-hole corresponds one respectively and places the mouth, and the area of through-hole is less than the cross section of sampling tube.

7. The fixing frame according to claim 6, wherein two ends of the lower portion of the cover plate are respectively provided with a buckle, and two ends of the fixing frame body are respectively provided with a clamping groove which is clamped with the buckle.