CN214408215U

CN214408215U - Sampling instrument for diagnosing pulmonary tuberculosis

Info

Publication number: CN214408215U
Application number: CN202120514298.3U
Authority: CN
Inventors: 丁丽麒
Original assignee: Shanghai Pulmonary Hospital
Current assignee: Shanghai Pulmonary Hospital
Priority date: 2021-03-11
Filing date: 2021-03-11
Publication date: 2021-10-15
Anticipated expiration: 2031-03-11

Abstract

The utility model discloses a pulmonary tuberculosis diagnoses sampling utensil of usefulness, including needle tubing and sample needle, the needle tubing has seted up the through-hole near the lateral wall of sample needle, be connected with out the appearance pipe on the through-hole, the bottom that goes out the appearance pipe can be dismantled and be connected with sealed lid. The utility model discloses in, extract through needle tubing and sampling needle and detect the sample, it gets into the inside of staying the appearance pipe through going out the appearance pipe to detect liquid, after the sample, the double-screw bolt is adjusted to the rotating, make its tip to the inside removal of staying the appearance pipe, it promotes the push rod and removes left to adjust the double-screw bolt, the push rod drives the rubber buffer through the spacing ring and removes the below to the inlet, then upwards carry and draw the pull ring, the pull ring drives the holding ring through the pole setting and shifts up, shift up of holding ring pushes away the inside that gets into the inlet with the rubber buffer extrusion, thereby realize staying the sealed of appearance pipe, extract appearance liquid with traditional needle tubing, the mode that pours into appearance liquid into again in the appearance pipe compares, the contaminated probability of detection sample has been reduced, the probability that medical personnel were infected has been reduced simultaneously.

Description

Sampling instrument for diagnosing pulmonary tuberculosis

Technical Field

The utility model relates to a tuberculosis technical field especially relates to a sampling utensil of tuberculosis diagnosis usefulness.

Background

Tuberculosis is a chronic infectious disease caused by mycobacterium tuberculosis, can invade many organs, and is the most common pulmonary tuberculosis infection. The bacteria expeller is an important source of infection. The disease does not always occur after the human body is infected with tubercle bacillus, and clinical onset can be caused when the resistance is reduced or the cell-mediated allergic reaction is increased. If the diagnosis can be made in time and the treatment is reasonable, most patients can be cured clinically.

The tuberculosis needs to be extracted in the diagnosis process, then the sample liquid in the needle tube is injected into the sampling tube, the method needs a plurality of operations, the sample liquid is easy to be polluted, the tuberculosis belongs to infectious diseases, and the medical care personnel has the possibility of being infected in the operation process.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: a sampling instrument for diagnosing pulmonary tuberculosis is disclosed for solving the problem that the specimen liquid is easily polluted when sampling pulmonary tuberculosis.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a sampling utensil of phthisis diagnosis usefulness, includes needle tubing and sampling needle, the through-hole has been seted up to the lateral wall that the needle tubing is close to the sampling needle, be connected with out the appearance pipe on the through-hole, the bottom that goes out the appearance pipe can be dismantled and be connected with sealed lid, the inside sealing connection of sealed lid has the appearance pipe, the inlet with a appearance pipe intercommunication is seted up to the table wall in the top of sealed lid, inside one side of sealed lid is connected with the rubber buffer through the spacing ring, one side of spacing ring is provided with the push rod, the outside cover of push rod is equipped with the uide bushing with sealed lid fixed connection, one side of sealed lid closes soon to be connected with and is located same water flat line's regulation double-screw bolt with the uide bushing, sealed covering runs through there is the pole setting, the bottom of pole setting is connected with the stationary blade, the end connection of stationary blade has the holding ring.

As a further description of the above technical solution:

the top end of the vertical rod is provided with a pull ring, and the part of the vertical rod, which is positioned in the sealing cover, is sleeved with a spring.

As a further description of the above technical solution:

one side of the upper end face of the positioning ring is abutted to the rubber plug, and the rubber plug is in sliding fit with the limiting ring.

As a further description of the above technical solution:

and a sealing ring is arranged on the inner wall of the sealing cover.

As a further description of the above technical solution:

the inner diameter of the positioning ring is larger than the diameter of the liquid inlet.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

the utility model discloses in, extract through needle tubing and sampling needle and detect the sample, it gets into the inside of staying the appearance pipe through going out the appearance pipe to detect liquid, after the sample, the double-screw bolt is adjusted to the rotating, make its tip to the inside removal of staying the appearance pipe, it promotes the push rod and removes left to adjust the double-screw bolt, the push rod drives the rubber buffer through the spacing ring and removes the below to the inlet, then upwards carry and draw the pull ring, the pull ring drives the holding ring through the pole setting and shifts up, shift up of holding ring pushes away the inside that gets into the inlet with the rubber buffer extrusion, thereby realize staying the sealed of appearance pipe, extract appearance liquid with traditional needle tubing, the mode that pours into appearance liquid into again in the appearance pipe compares, the contaminated probability of detection sample has been reduced, the probability that medical personnel were infected has been reduced simultaneously.

Drawings

Fig. 1 is a front view schematically illustrating a sampling device for diagnosing tuberculosis according to an embodiment of the present invention;

FIG. 2 is a schematic diagram illustrating an internal structure of a sample retaining tube of a sampling device for diagnosing pulmonary tuberculosis according to an embodiment of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 2 of a sampling tool for diagnosing tuberculosis according to an embodiment of the present invention.

Illustration of the drawings:

1. a needle tube; 2. a sampling needle; 3. a through hole; 4. a sample outlet pipe; 5. a sealing cover; 6. a sample tube is reserved; 7. a seal ring; 8. a liquid inlet; 9. a rubber plug; 10. a positioning ring; 11. a fixing sheet; 12. erecting a rod; 13. a spring; 14. a pull ring; 15. a limiting ring; 16. a guide sleeve; 17. a push rod; 18. and adjusting the stud.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a sampling device for diagnosing pulmonary tuberculosis comprises a needle tube 1 and a sampling needle 2, wherein the sampling needle 2 is arranged on the needle tube 1, detection liquid is extracted through the needle tube 1, the side wall of the needle tube 1, which is close to the sampling needle 2, is provided with a through hole 3, the through hole 3 is connected with a sample outlet tube 4, the bottom end of the sample outlet tube 4 is detachably connected with a sealing cover 5, the inside of the sealing cover 5 is hermetically connected with a sample retention tube 6, the inner surface wall of the top of the sealing cover 5 is provided with a liquid inlet 8 communicated with the sample outlet tube 4, one side inside of the sealing cover 5 is connected with a rubber plug 9 through a spacing ring 15, one side of the spacing ring 15 is provided with a push rod 17, the outside of the push rod 17 is sleeved with a guide sleeve 16 fixedly connected with the sealing cover 5, the push rod 17 is in sliding fit with the guide sleeve 16, one side of the sealing cover 5 is in screwed connection with an adjusting stud 18 which is positioned on the same horizontal line with the guide sleeve 16, and a vertical rod 12 penetrates through the sealing cover 5, the bottom end of the vertical rod 12 is connected with a fixing plate 11, the end part of the fixing plate 11 is connected with a positioning ring 10, and the rubber plug 9 can be extruded into the liquid inlet 8 through the positioning ring 10.

Specifically, as shown in fig. 2, a pull ring 14 is disposed at the top end of the upright 12, a spring 13 is sleeved on a portion of the upright 12 located in the sealing cover 5, and the spring 13 is reset to drive the upright 12 to move downward without pulling the pull ring 14.

Specifically, as shown in fig. 2, one side of the upper end surface of the positioning ring 10 abuts against the rubber plug 9, and the rubber plug 9 is in sliding fit with the limiting ring 15, so that the rubber plug 9 can slide up and down inside the positioning ring 10.

Specifically, as shown in fig. 2, a sealing ring 7 is disposed on the inner wall of the sealing cover 5, so that the sealing property between the sealing cover 5 and the sample retention tube 6 is enhanced.

Specifically, as shown in fig. 2, the inner diameter of the positioning ring 10 is larger than the diameter of the liquid inlet 8, so as to ensure that the detection liquid passes through the positioning ring 10 and enters the interior of the sample retention tube 6 under the action of gravity.

The working principle is as follows: during the use, extract through needle tubing 1 and sampling needle 2 and detect the sample, it gets into the inside of keeping a sample pipe 6 to detect liquid through going out appearance pipe 4, after the sample is ended, rotation adjusting screw 18, make its tip to the inside removal of keeping a sample pipe 6, adjusting screw 18 promotes push rod 17 and moves left, push rod 17 drives rubber buffer 9 through spacing ring 15 and moves to the below of inlet 8, then upwards carry and draw pull ring 14, pull ring 14 drives holding ring 10 through pole setting 12 and moves up, the shifting up of holding ring 10 extrudees rubber buffer 9 and gets into the inside of inlet 8, thereby realize keeping a sample pipe 6's sealed, with traditional needle tubing 1 extraction sample liquid, compare the mode in pouring into the sample tube with sample liquid again, the contaminated probability of detection sample has been reduced, medical personnel's infected probability has been reduced simultaneously.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a sampling utensil of phthisis diagnosis usefulness, includes needle tubing (1) and sampling needle (2), its characterized in that, through-hole (3) have been seted up to the lateral wall that needle tubing (1) is close to sampling needle (2), be connected with out appearance pipe (4) on through-hole (3), the bottom of going out appearance pipe (4) can be dismantled and be connected with sealed lid (5), the inside sealing connection of sealed lid (5) has and keeps for appearance pipe (6), table wall sets up inlet (8) with going out appearance pipe (4) intercommunication in the top of sealed lid (5), inside one side of sealed lid (5) is connected with rubber buffer (9) through spacing ring (15), one side of spacing ring (15) is provided with push rod (17), the outside cover of push rod (17) is equipped with uide bushing (16) fixed connection with sealed lid (5), one side of sealed lid (5) is closed to be connected with and is located same water flat line regulation double-screw bolt (18) on with uide bushing (16), the sealing cover (5) is provided with a vertical rod (12) in a penetrating mode, the bottom end of the vertical rod (12) is connected with a fixing plate (11), and the end portion of the fixing plate (11) is connected with a positioning ring (10).

2. A sampling device for tuberculosis diagnosis according to claim 1, characterized in that the top of the upright (12) is provided with a pull ring (14), and the part of the upright (12) inside the sealing cover (5) is sleeved with a spring (13).

3. The sampling device for diagnosing pulmonary tuberculosis according to claim 1, wherein one side of the upper end surface of the positioning ring (10) abuts against a rubber plug (9), and the rubber plug (9) is in sliding fit with the limit ring (15).

4. A sampling device for tuberculosis diagnosis according to claim 1, characterized in that the inner wall of the sealing cover (5) is provided with a sealing ring (7).

5. A sampling device for the diagnosis of tuberculosis according to claim 1, characterized in that the positioning ring (10) has an inner diameter which is larger than the diameter of the liquid inlet (8).