CN218923436U

CN218923436U - Anti-infection injector

Info

Publication number: CN218923436U
Application number: CN202222319352.6U
Authority: CN
Inventors: 孟晓姣; 吴凯; 朱建华; 张红
Original assignee: 8th Medical Center of PLA General Hospital
Current assignee: 8th Medical Center of PLA General Hospital
Priority date: 2022-09-01
Filing date: 2022-09-01
Publication date: 2023-04-28
Anticipated expiration: 2032-09-01

Abstract

The utility model belongs to the technical field of medical appliances, and particularly relates to an anti-infection syringe which comprises a main body and a boss. The sliding sleeve is slidably arranged on the outer side of the main body and pushes the adsorption cotton forwards to prop against the outer side of the skin of a patient when injection is finished, so that the main body is taken out and the sliding sleeve is pushed slightly at the same time, residual liquid medicine at the needle point position can be directly adsorbed by the adsorption cotton and stored in the accommodating cavity, the adsorption cotton can be further contained on the outer side of the boss before use by utilizing the inclined structure and the elastic telescopic rod at the rear end of the ring frame, the operation is simple, the cross infection caused by the dropping of the residual liquid medicine can be effectively avoided, and meanwhile, the sliding sleeve can be arranged on the outer sides of different main bodies for recycling, so that the practicability is improved; the inclined structures on two sides of the elastic triangular block are utilized by the rotary needle body to shrink inwards when the convex ring rotates, so that the needle tip is pushed to be slidably stored in the main body to prevent puncture caused by leakage, and the follow-up cleaning and use are facilitated, so that the safety performance is improved.

Description

Anti-infection injector

Technical Field

The utility model belongs to the technical field of medical appliances, and particularly relates to an anti-infection syringe.

Background

At present, a medicine adding injector commonly used in hospitals is a common injector and consists of a needle cylinder, a piston and a push rod, medical staff push and pull the piston through the push rod when operating, so that operations such as sucking medicine liquid, mixing medicine liquid and the like are realized, however, when the injector extracts medicine in a medicine bottle, the needle head part of the injector is likely to touch hands or other places, so that cross infection is easily caused, and therefore, an anti-infection injector appears on the market.

The prior anti-infection injector has the following defects when in use:

1. since a part of the medicine liquid remains in the injection, the medicine liquid drops to cause cross infection when the injection is taken out;

2. most of the syringes are disposable, and when the syringes are discarded, the needle tips are exposed outside, so that stabs are easily caused, and meanwhile, bacteria spread to cause infection are easily caused.

Disclosure of Invention

The utility model aims to provide an anti-infection injector, which solves the problems in the prior art and has the characteristics of being capable of conveniently adsorbing residual liquid medicine and conveniently accommodating a needle point to prevent leakage.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an anti-infection syringe, includes main part and boss, the needle one end of main part is provided with the bulge loop that is used for being connected with the boss, the needle outside of main part is provided with and is used for adsorbing the absorption cotton that prevents the whereabouts and cause cross infection with remaining liquid medicine, the needle outside of main part still is provided with and is used for adsorbing cotton spacing ring frame, the outside of main part is provided with and is used for driving the gliding sliding sleeve around the absorption cotton, the one end of sliding sleeve is provided with and is used for limiting the ring frame in the connecting rod in the main part needle outside, the outside of ring frame is provided with the elastic expansion link that is used for being connected with the connecting rod, the inboard of sliding sleeve is provided with and is used for supporting the main part and increases the blocking force and form spacing blocking pad.

As an optimal technical scheme of the anti-infection injector, a baffle plate for limiting liquid medicine is arranged inside the adsorption cotton, and a containing cavity for containing the liquid medicine is formed inside one end of the adsorption cotton.

As an optimal technical scheme of the anti-infection injector, an elastic clamping strip for fixing the adsorption cotton is arranged on the inner side of one end of the ring frame, and a limiting groove for clamping and connecting the elastic clamping strip is formed on the outer side of one end of the adsorption cotton.

As an optimal technical scheme of the anti-infection injector, an elastic triangular block used for being connected with a convex ring to fix the convex ring is arranged on the inner side of one end of the boss, and a limiting clamping groove used for clamping and connecting the elastic triangular block is formed on the outer side of one end of the convex ring.

As a preferable technical scheme of the anti-infection injector, the inner side of one end of the main body is provided with a limiting protrusion for forming a seal against the convex ring.

As a preferable technical scheme of the anti-infection injector, a positioning groove for clamping and connecting the limiting bulge is formed on the outer side of one end of the convex ring.

Compared with the prior art, the utility model has the beneficial effects that:

the sliding sleeve is slidably arranged on the outer side of the main body and pushes the adsorption cotton forwards to prop against the outer side of the skin of a patient when injection is finished, so that the main body is taken out and the sliding sleeve is pushed slightly at the same time, residual liquid medicine at the needle point position can be directly adsorbed by the adsorption cotton and stored in the accommodating cavity, the adsorption cotton can be further contained on the outer side of the boss before use by utilizing the inclined structure and the elastic telescopic rod at the rear end of the ring frame, the operation is simple, the cross infection caused by the dropping of the residual liquid medicine can be effectively avoided, and meanwhile, the sliding sleeve can be arranged on the outer sides of different main bodies for recycling, so that the practicability is improved;

the inclined structures on two sides of the elastic triangular block are utilized by the rotary needle body to shrink inwards when the convex ring rotates, so that the needle tip is pushed to be slidably stored in the main body to prevent puncture caused by leakage, and the follow-up cleaning and use are facilitated, so that the safety performance is improved.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic view of the overall appearance structure of the present utility model;

FIG. 2 is a schematic view of the internal structure of the front end of the main body according to the present utility model;

FIG. 3 is a schematic view of the ring frame and main body exploded part of the present utility model;

FIG. 4 is a schematic view of a convex ring and boss structure according to the present utility model;

in the figure: 1. a main body; 2. a boss; 3. a convex ring; 4. adsorbing cotton; 5. a ring frame; 6. a sliding sleeve; 7. a connecting rod; 8. an elastic telescopic rod; 9. a blocking pad; 10. a partition plate; 11. a receiving chamber; 12. an elastic clamping strip; 13. a limit groove; 14. an elastic triangular block; 15. a limit clamping groove; 16. a limit protrusion; 17. and a positioning groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1-4, the present utility model provides the following technical solutions: the utility model provides an anti-infection syringe, including main part 1 and boss 2, needle one end of main part 1 is provided with the bulge loop 3 that is used for being connected with boss 2, the needle outside of main part 1 is provided with and is used for adsorbing the absorption cotton 4 that prevents the whereabouts and cause cross infection with remaining liquid medicine, the needle outside of main part 1 still is provided with the ring frame 5 that is used for adsorbing cotton 4 spacing, the outside of main part 1 is provided with and is used for driving absorption cotton 4 gliding sliding sleeve 6 around, the one end of sliding sleeve 6 is provided with and is used for spacing ring frame 5 in the connecting rod 7 of main part 1 needle outside, the outside of ring frame 5 is provided with the elastic telescopic link 8 that is used for being connected with connecting rod 7, the inboard of sliding sleeve 6 is provided with and is used for supporting main part 1 and increases the spacing blocking pad 9 that the blocking force forms, the usable its frictional resistance of blocking pad 9 limits sliding sleeve 6 in different positions and prevents the slippage in this embodiment.

Specifically, the inside baffle 10 that is used for spacing with the liquid medicine that is provided with of absorbent cotton 4, the inside chamber 11 that holds that is used for accomodating the liquid medicine that has been offered of one end of absorbent cotton 4, but this embodiment baffle 10 is liquid circulation structure, and the inside that holds chamber 11 can be circulated to the residual liquid medicine through baffle 10.

Specifically, an elastic clamping strip 12 for fixing the absorbent cotton 4 is arranged at the inner side of one end of the ring frame 5, a limiting groove 13 for clamping and connecting the elastic clamping strip 12 is formed at the outer side of one end of the absorbent cotton 4, and the elastic clamping strip 12 adopts an elastic rubber mechanism in the embodiment.

Specifically, an elastic triangular block 14 for connecting and fixing the boss 2 is arranged on the inner side of one end of the boss 2, a limiting clamping groove 15 for clamping and connecting the elastic triangular block 14 is formed on the outer side of one end of the boss 3, and two ends of the elastic triangular block 14 in the embodiment are inclined guide structures.

Specifically, a limiting protrusion 16 for forming a seal against the convex ring 3 is disposed at an inner side of one end of the main body 1, and in this embodiment, the inside of the limiting protrusion 16 is a hollow structure.

Specifically, a positioning groove 17 for clamping and connecting the limiting boss 16 is formed in the outer side of one end of the convex ring 3.

The working principle and the using flow of the utility model are as follows: according to the utility model, the sliding sleeve 6 is slidably arranged on the outer side of the main body 1, when injection is finished, the sliding sleeve 6 is pushed forward to enable the absorbent cotton 4 arranged in the ring frame 5 at the outer side of the needle body to prop against the outer side of the skin of a patient, and then the sliding sleeve 6 is pushed slightly while the main body 1 is taken out, residual liquid medicine at the needle tip position can be directly absorbed and stored in the accommodating cavity 11 arranged at one side of the absorbent cotton 4 by the absorbent cotton 4, and the baffle plate 10 positioned at the inner side of the absorbent cotton 4 forms a limit to prevent overflow, and further, the absorbent cotton 4 can be accommodated at the outer side of the boss 2 before use by the inclined structure and the elastic telescopic rod 8 at the rear end of the ring frame 5, so that the operation is simple, cross infection caused by residual liquid medicine dripping can be effectively avoided, and meanwhile, the sliding sleeve 6 and the sliding sleeve 1 can be conveniently arranged at the outer sides of different main bodies 1 for recycling use, and the practicability is improved; the inclined structures arranged at the two ends of the elastic triangular block 14 at the inner side of one end of the boss 2 are utilized by the rotary needle body, so that the convex ring 3 at one end of the needle body can shrink inwards when rotating, and then the needle tip is pushed to be slidably contained in the main body 1 to prevent puncture wound caused by external leakage, and the safety performance is improved by convenient subsequent cleaning and use.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. 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. An anti-infective syringe, characterized in that: including main part (1) and boss (2), needle one end of main part (1) is provided with bulge loop (3) that are used for being connected with boss (2), the needle outside of main part (1) is provided with and is used for adsorbing the absorption cotton (4) that prevent the whereabouts from causing cross infection with remaining liquid medicine, the needle outside of main part (1) still is provided with and is used for adsorbing cotton (4) spacing ring frame (5), the outside of main part (1) is provided with and is used for driving absorption cotton (4) fore-and-aft gliding sliding sleeve (6), the one end of sliding sleeve (6) is provided with and is used for spacing connecting rod (7) in main part (1) needle outside with ring frame (5), the outside of ring frame (5) is provided with and is used for being connected with connecting rod (7) elastic expansion link (8), the inboard of sliding sleeve (6) is provided with and is used for supporting main part (1) increase blocking force and forms spacing blocking pad (9).

2. An anti-infective syringe according to claim 1, characterized in that: the medical liquid absorbing device is characterized in that a partition plate (10) used for limiting medical liquid is arranged inside the absorbing cotton (4), and a containing cavity (11) used for containing the medical liquid is formed inside one end of the absorbing cotton (4).

3. An anti-infective syringe according to claim 1, characterized in that: an elastic clamping strip (12) used for fixing the adsorption cotton (4) is arranged on the inner side of one end of the ring frame (5), and a limiting groove (13) used for clamping and connecting the elastic clamping strip (12) is formed in the outer side of one end of the adsorption cotton (4).

4. An anti-infective syringe according to claim 1, characterized in that: an elastic triangular block (14) used for being connected with the convex ring (3) to fix the convex ring is arranged on the inner side of one end of the boss (2), and a limiting clamping groove (15) used for clamping and connecting the elastic triangular block (14) is formed on the outer side of one end of the convex ring (3).

5. An anti-infective syringe according to claim 1, characterized in that: a limiting protrusion (16) for forming sealing against the convex ring (3) is arranged on the inner side of one end of the main body (1).

6. An anti-infective syringe according to claim 1, characterized in that: a positioning groove (17) for clamping and connecting the limiting bulge (16) is formed in the outer side of one end of the convex ring (3).