CN213759987U

CN213759987U - Disposable needle-stick injury prevention syringe needle

Info

Publication number: CN213759987U
Application number: CN202022285882.4U
Authority: CN
Inventors: 吴智榕
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-14
Filing date: 2020-10-14
Publication date: 2021-07-23
Anticipated expiration: 2030-10-14

Abstract

The utility model discloses a disposable prevents that needle prick hinders syringe needle, which comprises a needle cylinder, the needle file, the needle nipple, the needle point, connect the shell fragment, the connecting plate, the needle cap, the spring leaf, the needle file is installed to the upper end of needle cylinder, the needle nipple is installed to the upper end of needle file, the needle point is installed to the upper end of needle nipple, and the upper end one side of needle file and the one end fixed connection of being connected the shell fragment, the connecting plate is installed to the upper end of connecting the shell fragment, it establishes in the cavity of terminal surface under the connecting plate to connect the shell fragment, and the other end of connecting the shell fragment is connected with the one end of connecting plate, the lower extreme and the needle seat block of connecting plate are connected, and the other end and the needle cap of connecting plate are fixed mutually, the needle cap is established in the outside of needle point, and the spring leaf is installed to the inner wall of needle cap, the upper end and the needle point of spring leaf are fixed mutually, the lower extreme of spring leaf is fixed on the needle file. The utility model discloses need not carry out the needle cap and return the cover operation, alleviate medical personnel's intensity of labour, reduce the risk of stabbing when medical personnel return the cover needle cap simultaneously.

Description

Disposable needle-stick injury prevention syringe needle

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a disposable anti-needle-stick injection needle.

Background

The common cover of current syringe needle has the syringe needle protective sheath, in order to prevent that the syringe needle from being contaminated and bringing the injury to medical personnel before the use, medical personnel takes off it when the injection, and after the completion, sheathe it in with the hidden syringe needle again, prevent to hinder the people, nevertheless because protective sheath and syringe tube do not spacing each other, stab the finger easily when the operation of returning the cover, bring psychological burden for medical personnel, influence operating efficiency and work quality, it is necessary to improve the structure of current syringe needle, increase and prevent stabbing the structure, improve its security, make medical personnel happy, do benefit to and improve operating efficiency and work quality. To this end, we propose a disposable needle-stick resistant injection needle to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a disposable needle-prick-prevention injection needle head, which can effectively solve the problems in the background technology.

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

a disposable injection needle capable of preventing needle stick injury comprises a needle cylinder, a needle base, a needle nipple, a needle tip, a connecting elastic sheet, a connecting plate, a needle cap and a spring piece, a needle seat is arranged at the upper end of the needle cylinder, a needle nipple is arranged at the upper end of the needle seat, a needle point is arranged at the upper end of the needle nipple, one side of the upper end of the needle seat is fixedly connected with one end of a connecting elastic sheet, the upper end of the connecting elastic sheet is provided with a connecting plate, the connecting elastic sheet is arranged in a cavity on the lower end surface of the connecting plate, the other end of the connecting elastic sheet is connected with one end of a connecting plate, the lower end of the connecting plate is connected with the needle seat in a clamping way, the other end of the connecting plate is fixed with a needle cap which is arranged at the outer side of the needle point, the inner wall of the needle cap is provided with a spring piece, the upper end of the spring piece is fixed with the needle tip, and the lower end of the spring piece is fixed on the needle seat.

Preferably, the connecting elastic sheet is matched with a cavity on the lower end face of the connecting plate, and the connecting elastic sheet is connected with the connecting plate in a clamping manner.

Preferably, the middle end of the needle cap is provided with a hollow structure matched with the needle point.

Preferably, the needle base, the connecting elastic sheet, the connecting plate and the needle cap are of an integrally formed structure.

Preferably, the needle cylinder is communicated with a needle seat, the needle seat is communicated with a needle nipple, and the needle nipple is communicated with the needle point.

Compared with the prior art, the utility model discloses following beneficial effect has: the disposable anti-needle-stick injure syringe needle is used, when in use, medical personnel use the syringe needle to inject liquid medicine for patients, after the liquid medicine injection is completed, the medical personnel slightly and upwards pull out a needle cap, the spring piece is controlled by upward force, the lower end of the spring piece is disconnected with a needle seat, the connecting plate is separated from the needle seat, the connecting elastic sheet comes out of a cavity of the connecting plate, the connecting spring stretches upwards to drive the connecting plate and move upwards, the middle end of the needle cap is provided with a hollow structure matched with a needle point, so that the needle cap moves upwards on the needle point and moves to the needle opening of the needle point, the needle cap is convenient to protect the medical personnel, and the medical personnel is prevented from being stabbed by the needle point The connecting plate is scrapped after being opened, and cannot be recycled, so that disposable use is really realized.

Drawings

FIG. 1 is a schematic view of the overall structure of the disposable anti-needle-stick injection needle of the present invention;

FIG. 2 is a schematic plan view of the disposable anti-needle-stick syringe needle according to the present invention;

fig. 3 is a schematic plane view of the connecting plate of the disposable anti-needle-stick injection needle of the present invention.

In the figure: 1. a needle cylinder; 2. a needle seat; 3. a needle nipple; 4. a needle tip; 5. connecting the elastic sheets; 6. a connecting plate; 7. a needle cap; 8. a spring plate.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-3, the disposable anti-needle-stick injection needle comprises a needle cylinder 1, a needle base 2, a needle nipple 3, a needle point 4, a connecting elastic sheet 5, a connecting plate 6, a needle cap 7 and a spring piece 8, wherein the needle base 2 is installed at the upper end of the needle cylinder 1, the needle nipple 3 is installed at the upper end of the needle base 2, the needle point 4 is installed at the upper end of the needle nipple 3, one side of the upper end of the needle base 2 is fixedly connected with one end of the connecting elastic sheet 5, the connecting plate 6 is installed at the upper end of the connecting elastic sheet 5, the connecting elastic sheet 5 is arranged in a cavity at the lower end face of the connecting plate 6, the other end of the connecting elastic sheet 5 is connected with one end of the connecting plate 6, the lower end of the connecting plate 6 is connected with the needle base 2 in a clamping manner, the other end of the connecting plate 6 is fixed with the needle cap 7, the needle cap 7 is arranged at the outer side of the needle point 4, and the spring piece 8 is installed on the inner wall of the needle cap 7, the upper end of the spring piece 8 is fixed with the needle tip 4, and the lower end of the spring piece 8 is fixed on the needle seat 2.

In this embodiment, preferably, the connecting elastic sheet 5 is matched with the cavity on the lower end face of the connecting plate 6, and the connecting elastic sheet 5 is connected with the connecting plate 6 in a clamping manner, so that the connecting elastic sheet 5 can be conveniently placed in the cavity in the connecting plate 6.

In this embodiment, preferably, the middle end of the needle cap 7 is provided with a hollow structure matched with the needle point 4, so that the needle cap 7 can conveniently shield the needle point 4 and prevent the needle point 4 from stabbing a person.

In this embodiment, it is preferred, needle file 2, connection shell fragment 5, connecting plate 6, needle cap 7 are integrated into one piece structure, and connection shell fragment 5, connecting plate 6, needle cap 7 are integrative with needle file 2, and medical personnel need not take off needle cap 7 when using to reduce the operation of returning the cover after using, alleviate medical personnel's intensity of labour, reduce the risk of stabbing when medical personnel return the needle cap 7 simultaneously.

In this embodiment, preferably, the syringe 1 is communicated with the needle seat 2, the needle seat 2 is communicated with the needle nipple 3, and the needle nipple 3 is communicated with the needle point 4, so that the injection in the rotary drum 1 can enter the needle point 4 through the needle seat 2 and the needle nipple 3.

It should be noted that, the utility model is a disposable anti-needle-stick injection needle, when in use, medical staff uses the injection needle to inject liquid medicine to patients, after the liquid medicine injection is completed, the medical staff slightly pulls the needle cap upwards, the spring leaf 8 is controlled by the upward force, the lower end of the spring leaf 8 is disconnected with the needle base 2, meanwhile, the connecting plate 6 is separated from the needle base 2, the connecting spring 5 comes out from the cavity of the connecting plate 6, the connecting spring 5 stretches upwards, thereby driving the connecting plate 6 and the needle cap 7 to move upwards, the middle end of the needle cap 7 is provided with a hollow structure matched with the needle point 4, thereby the needle cap 7 moves upwards on the needle point 4, the needle point 4 is moved to the needle point, which is convenient for protecting the medical staff and preventing the medical staff from being stabbed by the needle point 4, the disposable anti-needle-stick injection needle does not need to carry out the needle cap 7 looping operation, and lightens the labor intensity of the medical staff, meanwhile, the risk of puncture when medical staff sleeve the needle cap 7 back is reduced, the connecting elastic sheet 5 and the connecting plate 6 are opened and then scrapped, and the needle cap cannot be recycled, so that the disposable needle cap is really used once.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Disposable prevents that needle stick hinders syringe needle, including cylinder (1), needle file (2), nipple of a needle (3), needle point (4), connection shell fragment (5), connecting plate (6), needle cap (7), spring leaf (8), its characterized in that: the needle base (2) is installed at the upper end of the needle cylinder (1), the needle nipple (3) is installed at the upper end of the needle base (2), the needle point (4) is installed at the upper end of the needle nipple (3), one side of the upper end of the needle base (2) is fixedly connected with one end of the connecting elastic sheet (5), the connecting plate (6) is installed at the upper end of the connecting elastic sheet (5), the connecting elastic sheet (5) is arranged in a cavity of the lower end face of the connecting plate (6), the other end of the connecting elastic sheet (5) is connected with one end of the connecting plate (6), the lower end of the connecting plate (6) is connected with the needle base (2) in a clamping manner, the other end of the connecting plate (6) is fixed with the needle cap (7), the needle cap (7) is arranged at the outer side of the needle point (4), the spring leaf (8) is installed on the inner wall of the needle cap (7), the upper end of the spring leaf (8) is fixed with the needle point (4), the lower end of the spring piece (8) is fixed on the needle seat (2).

2. The disposable needle-stick-resistant needle tip of claim 1, wherein: the connecting elastic sheet (5) is matched with a cavity on the lower end face of the connecting plate (6), and the connecting elastic sheet (5) is connected with the connecting plate (6) in a clamping manner.

3. The disposable needle-stick-resistant needle tip of claim 1, wherein: the middle end of the needle cap (7) is provided with a hollow structure matched with the needle point (4).

4. The disposable needle-stick-resistant needle tip of claim 1, wherein: the needle stand (2), the connecting elastic sheet (5), the connecting plate (6) and the needle cap (7) are of an integrally formed structure.

5. The disposable needle-stick-resistant needle tip of claim 1, wherein: the needle cylinder (1) is communicated with the needle seat (2), the needle seat (2) is communicated with the needle nipple (3), and the needle nipple (3) is communicated with the needle point (4).