CN219397272U

CN219397272U - Nephrosis hemodialysis sampler capable of preventing cross infection

Info

Publication number: CN219397272U
Application number: CN202222030243.2U
Authority: CN
Inventors: 林智峰; 刘冬
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-03
Filing date: 2022-08-03
Publication date: 2023-07-25
Anticipated expiration: 2032-08-03

Abstract

The embodiment of the utility model provides a nephrosis hemodialysis sampler capable of preventing cross infection, and relates to the technical field of dialysis medical equipment. This prevent kidney disease hemodialysis sampler needle tubing sampler of cross infection includes sampling tube body and sampling tube body one side tip detachable connection's syringe needle to but cup joint lateral displacement's protective component on the syringe needle surface, protective component includes the stand that protective tube and protective tube upper end one side are connected, is provided with the push rod to protective tube one side at the top of stand, is provided with the ejector pad of bottom surface laminating in protective tube surface at the end fixed of push rod, thereby realizes the mode of slip promotion, can make medical personnel's hand keep away from the syringe needle, and then prevents when plug protective tube, the phenomenon that punctures the hand and appear cross infection appears.

Description

Nephrosis hemodialysis sampler capable of preventing cross infection

Technical Field

The utility model relates to the technical field of dialysis medical equipment, in particular to a nephrosis hemodialysis sampler capable of preventing cross infection.

Background

Kidneys are important organs of the human body, and the basic functions of kidneys are to produce urine, thereby removing metabolic products and certain wastes and poisons in the body, and retaining moisture and other useful substances through reabsorption. If the kidney has serious pathological changes, the normal toxin expelling capacity is affected, and the urea nitrogen and creatinine content in blood is abnormal, so that dialysis treatment is needed.

In the prior art (application number is CN202021092402.6, patent name is a chinese patent application of nephrology department hemodialysis sampler), through being provided with the needle pipe box in the outside of fixed needle pipe, reached the purpose of sheltering from fixed needle pipe, avoid appearing the phenomenon of fixed needle pipe fish tail medical personnel. In the process of realizing the technical scheme, the inventor finds that at least the following problems exist in the prior art:

because the needle tube sleeve is sleeved on the outer surface of the needle tube, the needle tube sleeve is prevented from falling, so that the fastening force between the needle tube sleeve and the needle tube is large, and then the phenomenon that the needle tube scratches the medical staff occurs easily when the medical staff pulls out the needle tube sleeve, and cross infection occurs easily.

Disclosure of Invention

The utility model aims to provide a nephrosis hemodialysis sampler capable of preventing cross infection, which can prevent the problem of cross infection of medical staff during plugging.

In a first aspect, the utility model provides a nephrotic hemodialysis sampler capable of preventing cross infection, comprising a needle tube sampler, wherein the needle tube sampler comprises a sampling tube body and a needle head detachably connected with one side end part of the sampling tube body, and a protective component capable of transversely displacing is sleeved on the surface of the needle head;

the protection assembly comprises a protection pipe and a stand column connected with one side of the upper end of the protection pipe, a push rod is arranged on one side of the protection pipe at the top end of the stand column, and a push block with the bottom surface attached to the surface of the protection pipe is fixedly arranged at the tail end of the push rod.

Further, the upper surface of the protection pipe is provided with a sliding groove, the inner cavity of the sliding groove is provided with a sliding block capable of sliding, and the top end of the sliding block is fixedly connected with the bottom surface of the pushing block.

Further, a limiting groove is formed in the opposite wall of the inner cavity of the sliding groove, and the limiting groove is of a concave hemispherical structure.

Further, the two side end surfaces of the sliding block are fixedly provided with a clamping block with one end clamped in the inner cavity of the limiting groove, and the clamping block is of a convex hemispherical structure.

Further, the end part of the push rod, which is far away from the push block, is penetrated and provided with a rotary groove, and the opposite wall of the inner cavity of the rotary groove is provided with a torsion spring groove.

Further, the top of stand is provided with the swivel head of width and rotary groove looks adaptation, and the both sides terminal surface of swivel head is provided with the column spinner coaxial with the torsional spring groove, is provided with the torsional spring between column spinner and torsional spring groove.

Furthermore, the inner cavity of the sampling tube body is of a hollow structure, a piston sampling assembly is arranged in the hollow inner cavity of the sampling tube body, and a connector communicated with the inner cavity of the sampling tube body is arranged on one side end face of the sampling tube body.

Further, one end of the connector is inserted into the end part of the needle head.

Furthermore, a plug hole is formed in one side end face of the protective tube, and the plug hole can be sleeved on the outer surface of the needle head.

Further, the upper end face and the lower end face of the protection pipe are arranged in a horizontal structure.

According to the nephrosis hemodialysis sampler capable of preventing cross infection, provided by the embodiment of the utility model, the hands of medical staff can be far away from the needle head in a sliding pushing manner, so that the phenomenon of cross infection caused by puncturing the hands during insertion and extraction of the protective tube is prevented, the protective tube can be automatically turned over through the torsion spring when the protective tube is removed from the outer surface of the needle head, the protective tube can be automatically opened, and the upper end surface and the lower end surface of the protective tube are in a horizontal structure, so that the needle head can be far away from the surface of the operation table when the needle tube sampler is placed, and the effect of preventing cross infection is further achieved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic overall perspective view of an embodiment of the present utility model.

FIG. 2 is a schematic view of a needle sampler according to an embodiment of the present utility model.

Fig. 3 is an enlarged schematic view of fig. 3 a according to an embodiment of the present utility model.

FIG. 4 is a schematic view of a protective component according to an embodiment of the present utility model;

FIG. 5 is a schematic view of a push rod according to an embodiment of the present utility model;

FIG. 6 is a schematic view of a protective tube according to an embodiment of the present utility model;

fig. 7 is an enlarged schematic view of the structure B in fig. 6 according to an embodiment of the present utility model.

Icon: 1-needle tube sampler; 11-a sampling tube body; 12-a piston sampling assembly; 13-a connector; 131-a needle; 14-a protective component; 141-a protective tube; 1411-plug holes; 142-upright posts; 1421-a swivel; 1422-spin column; 1423—torsion spring; 143-push rod; 1431-spin slot; 1432—torsion spring slot; 144-pushing blocks; 145-a slider; 146-clamping blocks; 15-a sliding groove; 151-limit groove.

Detailed Description

Because the needle tube sleeve is sleeved on the outer surface of the needle tube, the needle tube sleeve is prevented from falling, so that the fastening force between the needle tube sleeve and the needle tube is large, and then the phenomenon that the needle tube scratches the medical staff occurs easily when the medical staff pulls out the needle tube sleeve, and cross infection occurs easily. Therefore, the inventor provides a nephrotic hemodialysis sampler for preventing cross infection through a sliding pushing manner, so that the hands of medical staff can be far away from the needle 131, and further the phenomenon of cross infection caused by puncturing the hands when the protective tube 141 is inserted and pulled out is prevented, thereby solving the defects.

Some embodiments of the present utility model are described in detail below with reference to the accompanying drawings. The following embodiments and features of the embodiments may be combined with each other without conflict.

Referring to fig. 1 and 2, an embodiment of the present utility model provides a renal hemodialysis sampler for preventing cross infection, which includes a needle sampler 1. Needle tubing sampler 1 includes that the inner chamber is hollow form can sample the sampling tube body 11 that deposits dialysis blood and sampling tube body 11 inner chamber set up can prolong its inner chamber length direction removal's piston sampling component 12, and sampling tube body 11's one side terminal surface department is provided with the communicating connector 13 of sampling tube body 11 inner chamber, has cup jointed the syringe needle 131 of detachable connection at connector 13's surface, and then realizes syringe needle 131's dismantlement and connection.

If the dialysis blood sampling is needed, the needle 131 with a spike-shaped end can be used for puncturing and inserting, and then the piston sampling assembly 12 is pulled to enable one end of the piston sampling assembly to move along the inner cavity of the sampling tube body 11, so that the blood sampling is completed.

Referring to fig. 2-7, a protecting component 14 for protecting the spike end of the needle 131 is sleeved on the outer surface of the needle 131. The protection component 14 comprises a protection tube 141 coaxially arranged with the needle 131, the upper end surface and the lower end surface of the protection tube 141 are arranged in a plane structure, a plug hole 1411 for inserting the needle 131 is formed in an inwards concave manner at one side end surface of the protection tube 141, one end of the needle 131 can be inserted into an inner cavity of the protection tube through the plug hole 1411, and then the protection effect can be achieved through the protection tube 141.

An upright post 142 is fixedly arranged at one side of the upper end face of the protection tube 141 near the opening of the plug hole 1411, and ninety degrees are arranged between the upright post 142 and the upper end face of the protection tube 141. A rotary head 1421 with an arc structure is fixedly arranged at the top end of the upright post 142, and rotary posts 1422 are respectively arranged at the circle centers of the end surfaces of the two sides of the rotary head 1421 in an extending manner towards the two sides.

The upper end face of the sampling tube body 11 is provided with a sliding groove 15 in a downward concave manner, the length of the sliding groove 15 is matched with the plug displacement length of the protection tube 141, a sliding block 145 capable of sliding along the inner cavity of the sliding groove 15 is arranged at the initial end of the inner cavity of the sliding groove 15, the sliding block 145 is of an inverted T-shaped structure, and the sliding block 145 can stably slide in the inner cavity of the sliding groove 15 through the sliding block 145 of the T-shaped structure. The upper end of the sliding block 145 is fixedly provided with a push block 144, the bottom surface of the push block 144 is attached to the surface of the sampling tube body 11 in an arc structure, the end surface of the push block 144 vertically opposite to the rotating head 1421 is fixedly provided with a push rod 143, one side of the upper end of the push rod 143 positioned at one end of the rotating head 1421 is provided with a rotating groove 1431 in a penetrating manner, the width between the end surfaces of the inner cavities of the rotating groove 1431 is matched with the width of the rotating head 1421, torsion spring grooves 1432 which are coaxially arranged with the rotating columns 1422 are inwards arranged at the opposite end surfaces of the two sides of the inner cavities of the rotating groove 1431, so that the push block 144 can be pushed at the moment when the needle tube sampler 1 needs to be used, the protective tube 141 can be removed from the surface of the needle 131 through the push block 144, the push rod 143 and the upright post 142, and the hand of a medical staff can be far away from the tip end of the needle 131 in a sliding pushing manner, and the hand of the medical staff can be prevented from being scratched by the needle 131.

Referring to fig. 3 and 5, the opposite wall of the inner cavity at the starting end of the inner cavity of the sliding groove 15 is concavely provided with a limiting groove 151, the limiting groove 151 is in a hemispherical arc structure, and clamping blocks 146 capable of being clamped with the limiting groove 151 are fixedly arranged at the end surfaces of two sides of the sliding block 145, so that when the protective tube 141 is sleeved on the outer surface of the needle 131 to achieve a protective effect, the clamping blocks 146 are clamped in the inner cavity of the limiting groove 151, and further achieve a certain limiting protective effect, and the protective tube 141 is prevented from loosening.

Referring to fig. 5 and 7, a torsion spring 1423 is fixedly disposed between the surface of the rotation column 1422 located in the inner cavity of the torsion spring slot 1432 and the inner cavity wall of the torsion spring slot 1432, after the protection tube 141 is removed from the needle 131 by the push block 144, the torsion spring 1423 in an elastic compression state can rotate at this time, so that the upright post 142 can be turned from the lower end to the upper end, and then the protection tube 141 can be automatically opened, and then the push block 144 can be pulled back, so that the needle 131 can be completely exposed, thereby facilitating the use of the needle 131.

In summary, according to the nephrotic hemodialysis sampler capable of preventing cross infection, the push block 144 and the push rod 143 can push the protective tube 141 to be removed from the outer surface of the needle 131, so that the hands of medical staff can be far away from the needle 131 in a sliding pushing manner, the phenomenon of cross infection caused by puncturing the hands when the protective tube 141 is inserted and pulled out is further prevented, the protective tube 141 can be automatically turned over through the torsion spring 1423 while the protective tube 141 is removed from the outer surface of the needle 131, the protective tube 141 can be automatically opened, and the upper end surface and the lower end surface of the protective tube 141 are in a horizontal structure, so that the needle 131 can be far away from the surface of an operating table when the needle tube sampler 1 is placed, and the effect of preventing cross infection is further achieved.

The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The nephrosis hemodialysis sampler capable of preventing cross infection comprises a needle tube sampler (1), and is characterized in that the needle tube sampler (1) comprises a sampling tube body (11) and a needle head (131) detachably connected with one side end part of the sampling tube body (11), and a protective component (14) capable of transversely displacing is sleeved on the surface of the needle head (131);

the protection assembly (14) comprises a protection pipe (141) and a stand column (142) connected with one side of the upper end of the protection pipe (141), a push rod (143) is arranged on one side of the protection pipe (141) from the top end of the stand column (142), and a push block (144) with the bottom surface attached to the surface of the protection pipe (141) is fixedly arranged at the tail end of the push rod (143).

2. The nephrotic hemodialysis sampler for preventing cross infection according to claim 1, wherein a sliding groove (15) is formed in the upper surface of the protective tube (141), a sliding block (145) is arranged in an inner cavity of the sliding groove (15), and the top end of the sliding block (145) is fixedly connected with the bottom surface of the push block (144).

3. The nephrotic hemodialysis sampler for preventing cross infection according to claim 2, wherein the inner cavity opposite walls of the sliding groove (15) are provided with limiting grooves (151), and the limiting grooves (151) are of an inward concave hemispherical structure.

4. The nephrotic hemodialysis sampler for preventing cross infection according to claim 3, wherein clamping blocks (146) with one ends clamped in the inner cavity of the limiting groove (151) are fixedly arranged on the end surfaces of two sides of the sliding block (145), and the clamping blocks (146) are in a convex hemispherical structure.

5. The nephrotic hemodialysis sampler for preventing cross infection according to claim 1, wherein the end part of the push rod (143) far away from the push block (144) is provided with a rotary groove (1431) in a penetrating way, and the opposite wall of the inner cavity of the rotary groove (1431) is provided with a torsion spring groove (1432).

6. The nephrotic hemodialysis sampler for preventing cross infection according to claim 5, wherein a rotating head (1421) with a width matched with the rotating groove (1431) is arranged at the top end of the upright post (142), rotating columns (1422) coaxial with the torsion spring grooves (1432) are arranged on two side end surfaces of the rotating head (1421), and torsion springs (1423) are arranged between the rotating columns (1422) and the torsion spring grooves (1432).

7. The nephrotic hemodialysis sampler for preventing cross infection according to claim 1, wherein the inner cavity of the sampling tube body (11) is of a hollow structure, a piston sampling assembly (12) is arranged in the hollow inner cavity of the sampling tube body (11), and a connector (13) communicated with the inner cavity of the sampling tube body (11) is arranged on one side end face of the sampling tube body (11).

8. The nephrotic hemodialysis sampler for preventing cross infection according to claim 7, wherein one end of the connector (13) is inserted into the end of the needle (131).

9. The nephrotic hemodialysis sampler for preventing cross infection according to claim 8, wherein a plug hole (1411) is formed on one side end surface of the protective tube (141), and the plug hole (1411) can be sleeved on the outer surface of the needle (131).

10. The nephrotic hemodialysis sampler for preventing cross-infection according to claim 9, wherein the upper and lower end surfaces of the protective tube (141) are arranged in a horizontal structure.