CN212395524U

CN212395524U - Disposable intravenous infusion needle capable of preventing needle stick injury

Info

Publication number: CN212395524U
Application number: CN201921797748.3U
Authority: CN
Inventors: 王坤; 王钊锐; 崔艺圆
Original assignee: First Affiliated Hospital of Zhengzhou University
Current assignee: First Affiliated Hospital of Zhengzhou University
Priority date: 2019-10-24
Filing date: 2019-10-24
Publication date: 2021-01-26
Anticipated expiration: 2029-10-24

Abstract

The utility model discloses a disposable intravenous infusion needle for preventing needle-stick injury, which relates to the technical field of intravenous infusion needles, wherein the liquid outlet end of an infusion hose is fixed and connected in series with the liquid inlet end of a needle head component, the outer parts of the connected parts of the infusion hose and the needle head component are jointly sleeved and connected with an outer protective component, one side of the bottom of the outer protective component is fixedly connected with a second needle handle, wherein, the needle head component comprises a needle head connecting pipe which is fixed and connected in series with the liquid outlet end of the infusion hose, the liquid outlet end of the needle head connecting pipe is fixed and connected in series with a puncture needle, one side of the top of the needle head connecting pipe is fixedly connected with a first needle handle, the front and the rear surface of the first needle handle are both fixedly provided with sub-needle grooves, a needle head protecting sleeve is added on the original basis, when a clinical nurse pulls out the needle, the second needle handle, improves the use performance, has scientific and reasonable structure and is safe and convenient to use.

Description

Disposable intravenous infusion needle capable of preventing needle stick injury

Technical Field

The utility model relates to the technical field of intravenous infusion needles, in particular to a disposable intravenous infusion needle capable of preventing needle stick injuries.

Background

Intravenous infusion is a method of infusing a large amount of sterile liquid, electrolyte and medicine into the body from veins by utilizing the principles of atmospheric pressure and hydrostatic pressure. The intravenous infusion needle is used for connecting an injector, an infusion apparatus and a blood transfusion apparatus to carry out intravenous infusion of liquid medicine and blood transfusion.

The existing intravenous infusion needle used clinically has no function of preventing needle stick injuries, when the infusion is finished, when medical staff pull out the needle head, certain injuries to the intravenous infusion needle or other people are possibly caused due to improper operation, and therefore, the technical personnel in the field provide the disposable intravenous infusion needle capable of preventing needle stick injuries.

SUMMERY OF THE UTILITY MODEL

The utility model provides a to prior art not enough, the utility model provides a disposable intravenous infusion needle is hindered to needle-prick prevention has solved current used intravenous infusion needle clinically and has not prevented the function that the needle-prick hindered, when the infusion finishes, when medical personnel pulled out the syringe needle, probably can cause the problem of certain damage to self or other people because of the misoperation very much.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a disposable venous transfusion needle is hindered to needle-prick prevention, includes infusion hose, syringe needle subassembly, outer protection component and second needle handle, the liquid outlet end of infusion hose is fixed and is concatenated with the feed liquor end of syringe needle subassembly, the outside of infusion hose and syringe needle subassembly part of being connected cup joints jointly and is provided with outer protection component, bottom one side fixedly connected with second needle handle of outer protection component.

The needle head assembly comprises a needle head connecting pipe fixedly connected with the liquid outlet end of the infusion hose in series, a puncture needle is fixedly connected with the liquid outlet end of the needle head connecting pipe in series, a first needle handle is fixedly connected to one side of the top of the needle head connecting pipe, and a sub-needle groove body is fixedly arranged on the front surface and the rear surface of the first needle handle.

The outer protection component comprises a needle head protection sleeve fixedly sleeved on the outside of a common structure formed by the infusion hose and the needle head component, and a female clamping groove body is fixedly arranged on one side of the needle head protection sleeve.

Preferably, when the needle head assembly and the outer protective assembly are in a connection state, the first needle handle is located inside the female clamping groove body, the top end of the female clamping groove body is flush with the top end of the needle head protective sleeve, and the distance exists between the bottom end of the female clamping groove body and the bottom end of the needle head protective sleeve.

Preferably, the needle protecting sleeve is clamped inside the first needle handle by the two opened ends, and the size of the two opened ends of the needle protecting sleeve is matched with the inner size of the first needle handle.

Preferably, the puncture needle is a medical stainless steel component, and the liquid outlet end of the puncture needle is provided with a puncture tip.

Preferably, the needle protecting sleeve is a member made of medical plastic material, and the inner diameter of the needle protecting sleeve is larger than the outer diameter of the needle connecting tube.

Preferably, the infusion hose, the needle head connecting pipe and the puncture needle are in a serial connection structure and are all in an integrated communication state.

Advantageous effects

The utility model provides a disposable intravenous infusion needle capable of preventing needle-stick injuries. Compared with the prior art, the method has the following beneficial effects:

the disposable intravenous infusion needle capable of preventing needle-prick injury is characterized in that the liquid outlet end of an infusion hose is fixed and connected in series with the liquid inlet end of a needle head assembly, the outer part of the connecting part of the infusion hose and the needle head assembly is jointly sleeved with an outer protection assembly, one side of the bottom of the outer protection assembly is fixedly connected with a second needle handle, the needle head assembly comprises a needle head connecting pipe fixedly connected in series with the liquid outlet end of the infusion hose, the liquid outlet end of the needle head connecting pipe is fixedly connected in series with a puncture needle, one side of the top of the needle head connecting pipe is fixedly connected with a first needle handle, the front surface and the rear surface of the first needle handle are both fixedly provided with sub-needle grooves, the outer protection assembly comprises a needle head protection sleeve fixedly sleeved outside a common structure formed by the infusion hose and the needle head assembly, one side of the needle head protection sleeve is fixedly provided, promote the second needle handle for syringe needle protection sleeve pipe cover is on pjncture needle head, thereby the effectual emergence of preventing the needle-prick accident, has improved performance, and structure scientific and reasonable is convenient safe in utilization.

Drawings

FIG. 1 is an exploded view of the present invention;

FIG. 2 is a schematic view of the assembly structure of the present invention;

FIG. 3 is a schematic view of the structure of the needle assembly of the present invention;

fig. 4 is a schematic structural view of the outer protection component of the present invention.

In the figure: 1. a flexible infusion tube; 2. a needle assembly; 21. a needle head connecting tube; 22. a first needle handle; 23. a sub-card slot body; 24. puncturing needle; 3. an outer protective component; 31. a needle protecting sleeve; 32. a female card slot body; 4. a second needle handle.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a disposable venous transfusion needle of needle-prick prevention, includes infusion hose 1, syringe needle subassembly 2, outer protection component 3 and second needle handle 4, and infusion hose 1's liquid outlet end is fixed to be concatenated with the feed liquor end of syringe needle subassembly 2, and infusion hose 1 and the outside of syringe needle subassembly 2 phase connection part cup joint jointly and are provided with outer protection component 3, and bottom one side fixedly connected with second needle handle 4 of outer protection component 3.

Referring to fig. 3, the needle assembly 2 includes a needle connecting tube 21 connected in series with the outlet end of the infusion hose 1, a puncture needle 24 is connected in series with the outlet end of the needle connecting tube 21, a first needle handle 22 is connected to one side of the top of the needle connecting tube 21, and a sub-needle groove 23 is fixed on the front and rear surfaces of the first needle handle 22.

Referring to fig. 4, the outer protective assembly 3 includes a needle protecting sleeve 31 fixedly sleeved outside a common structure formed by the infusion hose 1 and the needle assembly 2, and a female snap groove 32 is fixedly formed on one side of the needle protecting sleeve 31.

In this embodiment, when the needle assembly 2 and the outer protective assembly 3 are in a connected state, the first needle handle 22 is located inside the female snap groove 32, the top end of the female snap groove 32 is flush with the top end of the needle protecting sleeve 31, the bottom end of the female snap groove 32 is distant from the bottom end of the needle protecting sleeve 31, the needle protecting sleeve 31 is snapped inside the first needle handle 22 by the two open ends, the size of the two ends of the needle head protecting sleeve 31, which are opened, is matched with the inner size of the first needle handle 22, the puncture needle 24 is a medical stainless steel component, the liquid outlet end of the puncture needle 24 is provided with a sharp head, the needle head protecting sleeve 31 is a medical plastic component, the inner diameter of the needle head protecting sleeve 31 is larger than the outer diameter of the needle head connecting pipe 21, and the infusion hose 1, the needle head connecting pipe 21 and the puncture needle 24 are in a serial connection structure and are all in an integrated communication state.

During the use, sub card cell body 23 has been seted up on first needle handle 22's two-sided, syringe needle protection sleeve 31 passes through from this, female card cell body 32 is open, its width is unanimous with the thickness that sub card cell body 23, in order to ensure to promote second needle handle 4, first needle handle 22 can not lead to the fact the influence to the removal of syringe needle protection sleeve 31, used venous transfusion needle does not prevent the function that the acupuncture was hindered clinically, this product has increased syringe needle protection sleeve 31 on original basis, when clinical nurse pulled out the needle, can promote second needle handle 4, make syringe needle protection sleeve 31 cover on pjncture needle 24, thereby the effectual emergence of preventing the acupuncture accident.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a disposable venous transfusion needle of needle-prick prevention, includes infusion hose (1), syringe needle subassembly (2), outer protection component (3) and second needle handle (4), its characterized in that: the liquid outlet end of the infusion hose (1) is fixed and connected with the liquid inlet end of the needle assembly (2) in series, an outer protection assembly (3) is sleeved outside the connecting part of the infusion hose (1) and the needle assembly (2) together, and a second needle handle (4) is fixedly connected to one side of the bottom of the outer protection assembly (3);

the needle head assembly (2) comprises a needle head connecting pipe (21) fixedly connected with the liquid outlet end of the infusion hose (1) in series, a puncture needle (24) is fixedly connected with the liquid outlet end of the needle head connecting pipe (21) in series, a first needle handle (22) is fixedly connected to one side of the top of the needle head connecting pipe (21), and the front surface and the rear surface of the first needle handle (22) are fixedly provided with sub-card groove bodies (23);

outer protection component (3) are including fixed the outer syringe needle protective sheath (31) of common structure that cup joints that form at infusion hose (1) and syringe needle subassembly (2), female draw-in groove body (32) have been fixed to one side of syringe needle protective sheath (31).

2. The disposable intravenous infusion needle capable of preventing needle stick injuries according to claim 1, characterized in that: when syringe needle subassembly (2) and outer protective assembly (3) are in connected state, first needle handle (22) are located the inside of female card groove body (32), the top of female card groove body (32) and the top parallel and level of syringe needle protective sheath (31), there is the distance in the bottom of female card groove body (32) apart from the bottom of syringe needle protective sheath (31).

3. The disposable intravenous infusion needle capable of preventing needle stick injuries according to claim 2, characterized in that: the two opened ends of the needle head protecting sleeve (31) are clamped inside the first needle handle (22), and the two opened ends of the needle head protecting sleeve (31) are matched with the inside of the first needle handle (22).

4. The disposable intravenous infusion needle capable of preventing needle stick injuries according to claim 1, characterized in that: the puncture needle (24) is a medical stainless steel component, and the liquid outlet end of the puncture needle (24) is provided with a puncture tip.

5. The disposable intravenous infusion needle capable of preventing needle stick injuries according to claim 1, characterized in that: the needle head protecting sleeve (31) is a component made of medical plastic materials, and the inner diameter of the needle head protecting sleeve (31) is larger than the outer diameter of the needle head connecting pipe (21).

6. The disposable intravenous infusion needle capable of preventing needle stick injuries according to claim 1, characterized in that: the infusion hose (1), the needle head connecting pipe (21) and the puncture needle (24) are in a serial connection structure and are all in an integrated communication state.