CN212996520U - Oral swab for gene detection - Google Patents

Abstract

The utility model relates to a gene detection is with oral cavity swab, including wiping sub-head, swab handle and being used for depositing the storage tube of wiping the sub-head, wipe the sub-head including the sampling head and with sampling head fixed connection's connecting rod, the bottom fixedly connected with external screw thread joint of connecting rod, the swab handle includes that interior pole and cover establish the outside outer pole that is hollow structure of interior pole, the top of interior pole seted up with external screw thread joint matched with internal thread draw-in groove, wipe the sub-head through external screw thread joint and swab handle threaded connection, sliding connection between interior pole and the outer pole is equipped with between interior pole and the outer pole and is used for adjusting interior pole for the outer pole adjusting device that stretches out and draws back from top to bottom. The swab head is in threaded connection with the swab handle through the external thread connector, so that the swab head is convenient to install and separate, the swab handle is prevented from being polluted, the swab handle can be repeatedly used, the material waste is reduced, and the swab handle is of a telescopic structure and is convenient to store and carry.

Description

Oral swab for gene detection

Technical Field

The utility model belongs to the technical field of medical instrument, especially, relate to a gene detects uses oral cavity swab.

Background

With the continuous development of gene detection technology, the technical means of gene detection by using the oral mucosa exfoliated cells is mature day by day, and the detection means is a collection mode which is free of damage, pain and cost, is simple and convenient to operate, and is widely applied to clinical practice. At present, oral mucosa exfoliated cells are usually collected by using an oral swab, the traditional oral swab comprises a swab rod and a swab head fixedly connected with the swab rod, the swab head and the swab rod of the oral swab cannot be separated, the whole length is long, and the oral swab can only be placed in a sampling tube with a long length for storage after sampling, so that the oral mucosa exfoliated cells are inconvenient to carry and store. In order to solve the above problems, CN206063181U discloses a portable oral sampling swab, wherein a breaking groove is formed in a handle, and after sampling is completed, the handle is broken through the breaking groove, so as to reduce the volume of the sampling swab, and facilitate storage.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an oral swab for gene detection, which solves the technical problems that the existing oral swab has the swab head and the swab rod which are not easy to separate, inconvenient to carry and store, the swab head is easy to be polluted and the material is wasted.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: the utility model provides a gene detects uses oral cavity swab, including wiping sub-head, swab handle and being used for depositing and wiping the save pipe of sub-head, wipe the sub-head including the sampling head and with sampling head fixed connection's connecting rod, the bottom fixedly connected with external screw thread joint of connecting rod, the swab handle includes that interior pole and cover establish the outside outer pole that is hollow structure of interior pole, the top of interior pole seted up with external screw thread joint matched with internal thread draw-in groove, wipe the sub-head through external screw thread joint and swab handle threaded connection, sliding connection between interior pole and the outer pole is equipped with between interior pole and the outer pole and is used for adjusting interior pole for the adjusting device that the outer pole is flexible from top to bottom.

Adjusting device is including seting up in the mounting groove of pole lower part and seting up the draw-in groove at both ends about the outer pole lateral wall, fixedly connected with compression spring in the mounting groove, compression spring deviate from the one end fixedly connected with of mounting groove with draw-in groove matched with fixture block, the fixture block runs through the draw-in groove, is sliding connection between fixture block and mounting groove and the draw-in groove.

And the end part of one end of the clamping block, which deviates from the mounting groove, is semicircular.

The storage tube comprises a tube body and a tube cap in threaded connection with the top of the tube body, a placing groove with an upward opening is fixedly connected to the upper portion of the interior of the tube body and used for placing the swab head, a plurality of upper air vents are formed in the side wall and the bottom of the placing groove, a plurality of drying bags filled with drying agents are placed at the bottom of the tube body, a horizontal partition plate used for preventing the drying bags from moving towards the direction close to the placing groove is arranged above the drying bags, the two ends of the partition plate are fixedly connected to the inner wall of the tube body, and a plurality of lower air vents are formed in the partition plate.

The sampling head is oval, the standing groove is with sampling head matched with semiellipse.

The length of the inner rod is greater than or equal to that of the outer rod.

The utility model has the advantages that: (1) the structure is simple, the swab head is in threaded connection with the swab handle through the external thread connector, the installation and the separation are convenient, the contamination of the swab head is avoided, the swab handle can be used repeatedly, the material waste is reduced, and the swab handle is of a telescopic structure and is convenient to store and carry; (2) the drying bag is arranged in the storage tube and used for removing moisture on the sampling head, so that the sampling head is ensured to be in a dry state in the storage process, and the influence on the accuracy of a detection result due to mildew and deterioration of a sample caused by long-time storage is avoided.

Drawings

FIG. 1 is a schematic view of the swab head and swab handle connected in an extended position of the inner rod;

FIG. 2 is a schematic view of the wiper head in cooperation with a holding tube;

FIG. 3 is a schematic view showing the swab head and swab handle separated from each other with the inner rod shortened;

fig. 4 is an enlarged view of a point a in fig. 1.

Reference numerals: 1-swab head, 2-swab handle, 3-preservation tube, 4-sampling head, 5-connecting rod, 6-external thread joint, 7-internal rod, 8-external rod, 9-internal thread draw-in groove, 10-mounting groove, 11-draw-in groove, 12-compression spring, 13-clamping block, 14-tube body, 15-tube cap, 16-placing groove, 17-upper vent hole, 18-drying bag, 19-clapboard, 20-lower vent hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention are described in further detail below with reference to the accompanying drawings.

As shown in figures 1 and 2, the utility model comprises a swab head 1, a swab handle 2 and a storage tube 3 for storing the swab head 1, wherein the swab head 1 comprises a sampling head 4 and a connecting rod 5 fixedly connected with the sampling head 4, the sampling head 4 is oval, the sampling area is large, more abundant oral exfoliated cells can be conveniently collected, the sampling head 4 can be made of artificial fibers or cotton fibers, and the bottom end of the connecting rod 5 is fixedly connected with a downwardly extending external thread connector 6. As shown in fig. 2 and 3, the swab handle 2 comprises an inner rod 7 and an outer rod 8 which is arranged outside the inner rod 7 and has a hollow structure, the length of the inner rod 7 is greater than or equal to that of the outer rod 8, an internal thread clamping groove 9 matched with the external thread connector 6 is formed in the top of the inner rod 7, the swab head 1 is in threaded connection with the swab handle 2 through the external thread connector 6, the inner rod 7 is in sliding connection with the outer rod 8, and an adjusting device used for adjusting the up-and-down expansion of the inner rod 7 relative to the outer rod 8 is arranged between the inner rod 7 and the outer rod 8. As shown in fig. 1 and 4, the adjusting device includes a mounting groove 10 formed in the lower portion of the inner rod 7 and a clamping groove 11 formed in the upper end and the lower end of the side wall of the outer rod 8, a compression spring 12 is fixedly connected in the mounting groove 10, one end of the compression spring 12 deviating from the mounting groove 10 is fixedly connected with a clamping block 13 matched with the clamping groove 11, the clamping block 13 penetrates through the clamping groove 11, and the clamping block 13 is slidably connected with the mounting groove 10 and the clamping groove 11. The end part of the clamping block 13, which is far away from the mounting groove 10, is semicircular, so that the clamping block 13 can conveniently enter and exit the clamping groove 11, and the inner rod 7 can conveniently stretch up and down. As shown in figure 2, the preservation tube 3 comprises a tube body 14 and a tube cap 15 which is connected with the top of the tube body 14 in a threaded manner, a placing groove 16 which is provided with an upward opening and is used for placing the swab head 1 is fixedly connected with the upper part inside the tube body 14, the placing groove 16 is in a semi-oval shape matched with the sampling head 4, the lower part of the sampling head 4 is conveniently clamped and fixed, and the shaking of the sampling head 4 in the placing groove 16 is reduced. A plurality of upper vent holes 17 are formed in the side wall and the bottom of the placing groove 16, a plurality of drying bags 18 filled with drying agents are placed at the bottom of the tube body 14, a horizontal partition plate 19 is arranged above each drying bag 18 and used for preventing the drying bags 18 from moving towards the direction close to the placing groove 16, two ends of each partition plate 19 are fixedly connected to the inner wall of the tube body 14, and a plurality of lower vent holes 20 are formed in each partition plate 19. Moisture on the sampling head 4 is absorbed by the drying bag 18 through the upper vent hole 17 and the lower vent hole 20 in sequence, so that the sampling head 4 is in a dry state in the storage process. The material of the preservation tube 3 and the swab handle 2 in the embodiment is ABS plastic.

The utility model discloses when using: the fixture block 13 is pressed in the direction towards the inside of the outer rod 8 by a hand and the inner rod 7 is pulled upwards, the fixture block 13 enters the inside of the outer rod 8 and slides upwards along with the inner rod 7, the compression spring 12 is in a compressed state at the moment, when the inner rod 7 slides to the clamping groove 11 in the upper end of the outer rod 8, the fixture block 13 enters the clamping groove 11 under the resilience force action of the compression spring 12, and at the moment, the swab handle 2 is in an extended state. Then take out from aseptic packaging bag and wipe son head 1, will wipe in the external screw thread joint 6 precession of son head 1 lower extreme wipes the internal thread draw-in groove 9 on 2 tops of son handle, hand and wipe son handle 2, stretch into the oral cavity with sampling head 4, jaw and oral cavity upper jaw respectively brush 10 times in the oral cavity both sides, the sampling finishes, hand connecting rod 5 is with external screw thread joint 6 back-out from internal thread draw-in groove 9, open the pipe cap 15, then with sampling head 4 card down in standing groove 16, cover pipe cap 15, accomplish the sample operation. The fixture block 13 is pressed in the direction towards the inside of the outer rod 8 by a hand and the inner rod 7 is pushed downwards, the fixture block 13 enters the inside of the outer rod 8 and slides downwards along with the inner rod 7, the compression spring 12 is in a compressed state at the moment, when the inner rod 7 slides to the clamping groove 11 at the lower end of the outer rod 8, the fixture block 13 enters the clamping groove 11 under the resilience force action of the compression spring 12, and at the moment, the swab handle 2 is in a compressed state. The swab head 1 is in threaded connection with the swab handle 2, the swab handle 2 is designed to be of a telescopic structure, so that the swab head is convenient to install and separate, the swab handle is convenient to store and carry, the swab head 1 is prevented from being polluted, the swab handle 2 can be used repeatedly, and material waste is reduced.

The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.

Claims (6)

1. An oral swab for gene detection, comprising: including wiping sub-head, swab handle and being used for depositing and wiping the storage tube of sub-head, wipe sub-head including the sampling head and with sampling head fixed connection's connecting rod, the bottom fixedly connected with external thread joint of connecting rod, the swab handle includes interior pole and cover and establishes the outside outer pole that is hollow structure of interior pole, the top of interior pole seted up with external thread joint matched with internal thread draw-in groove, wipe sub-head through external thread joint and swab handle threaded connection, sliding connection between interior pole and the outer pole is equipped with between interior pole and the outer pole and is used for adjusting interior pole for outer pole flexible adjusting device from top to bottom.

2. The oral swab for gene detection according to claim 1, wherein: adjusting device is including seting up in the mounting groove of pole lower part and seting up the draw-in groove at both ends about the outer pole lateral wall, fixedly connected with compression spring in the mounting groove, compression spring deviate from the one end fixedly connected with of mounting groove with draw-in groove matched with fixture block, the fixture block runs through the draw-in groove, is sliding connection between fixture block and mounting groove and the draw-in groove.

3. The oral swab for gene detection according to claim 2, wherein: and the end part of one end of the clamping block, which deviates from the mounting groove, is semicircular.

4. The oral swab for gene detection according to claim 2, wherein: the storage tube comprises a tube body and a tube cap in threaded connection with the top of the tube body, a placing groove with an upward opening is fixedly connected to the upper portion of the interior of the tube body and used for placing the swab head, a plurality of upper air vents are formed in the side wall and the bottom of the placing groove, a plurality of drying bags filled with drying agents are placed at the bottom of the tube body, a horizontal partition plate used for preventing the drying bags from moving towards the direction close to the placing groove is arranged above the drying bags, the two ends of the partition plate are fixedly connected to the inner wall of the tube body, and a plurality of lower air vents are formed in the partition plate.

5. The oral swab for gene detection according to claim 4, wherein: the sampling head is oval, the standing groove is with sampling head matched with semiellipse.

6. The oral swab for gene detection according to any one of claims 1 to 5, wherein: the length of the inner rod is greater than or equal to that of the outer rod.

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