CN210785764U

CN210785764U - Syringe for epidemic prevention

Info

Publication number: CN210785764U
Application number: CN201921452758.3U
Authority: CN
Inventors: 杨敏; 张瑞玲
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-03
Filing date: 2019-09-03
Publication date: 2020-06-19
Anticipated expiration: 2029-09-03

Abstract

The utility model discloses an injector for epidemic prevention, which comprises a needle cylinder, wherein a piston matched with the inner diameter of the needle cylinder is arranged inside the needle cylinder, the piston is connected with the inner wall of the needle cylinder in a sliding way, a push rod is fixedly connected at the upper end of the piston, the other end of the push rod penetrates through the needle cylinder and is fixedly connected with a push handle, and a needle head is arranged at the lower end of the needle cylinder. Thereby relieving the pain of the patient during the injection process.

Description

Syringe for epidemic prevention

Technical Field

The utility model relates to the field of medical equipment, specifically a syringe for epidemic prevention.

Background

The injector is a common medical appliance, and as early as the 15 th century, the principle of the injector is proposed by kathler in italy, and gas or liquid is mainly extracted or injected by a needle.

As known to people who use syringes for a long time, the appearance shape of a needle head is an aggressive part which can cause pain, the existing syringe has no positioning device in the injection process, and when medical care personnel carry out epidemic prevention injection, the patient can be greatly painful due to slight shaking, so that the treatment of the patient is inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an injector for epidemic prevention to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

an injector for epidemic prevention comprises a needle cylinder, wherein a piston matched with the inner diameter of the needle cylinder is arranged in the needle cylinder, the piston is connected with the inner wall of the needle cylinder in a sliding manner, a push rod is fixedly connected to the upper end of the piston, the other end of the push rod penetrates through the needle cylinder and is fixedly connected with a push handle, a needle head is arranged at the lower end of the needle cylinder, two symmetrically-arranged transfusion finger rings are fixedly connected to the top of the outer side surface of the needle cylinder, two symmetrically-arranged fixing plates are fixedly connected to the outer side surface of the needle cylinder, a telescopic rod is fixedly connected to the bottom of the fixing plates, a first annular limiting plate is fixedly connected to the other end of the telescopic rod, a first through hole matched with the outer diameter of the needle cylinder is formed in the first annular limiting plate, two symmetrically-arranged supporting rods are fixedly, the side face of the lower end of the supporting rod is fixedly connected with a supporting plate, the top of the supporting plate is fixedly connected with a fixing ring, and a sucker is arranged at the bottom of the supporting plate

As a further aspect of the present invention: the bottom of the needle cylinder is provided with a needle tube, and the needle head is positioned in the needle tube.

As a further aspect of the present invention: the inner side wall of the fixed ring is provided with a matched spongy cushion.

As a further aspect of the present invention: the outer side wall of the telescopic end of the telescopic rod is provided with anti-skid lines.

As a further aspect of the present invention: the outer side surface of the needle cylinder is provided with scale marks.

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

1. the utility model discloses a position that will inject is fixed a position through the sucking disc to this device, then rock about having restricted injection in-process cylinder through first annular limiting plate and telescopic link, it rocks about driving the syringe needle and rocks and brings pain for patient's injection in-process to have avoided rocking about injection in-process cylinder, and simultaneously, the telescopic link also plays the supporting role, when preventing to press down the push handle in the injection process, cylinder downstream drives the syringe needle downstream, it brings pain to lead to the syringe needle to insert more deeply for the patient, through the dual setting of avoiding rocking and reciprocating about avoiding, thereby the pain of patient's injection in-process has been alleviateed.

Drawings

Fig. 1 is a sectional view of an epidemic prevention syringe.

Fig. 2 is a front view of an epidemic prevention syringe.

Fig. 3 is an enlarged schematic view of a in fig. 1.

In the figure: the device comprises a needle cylinder 1, a first annular limiting plate 2, a push rod 3, a telescopic rod 4, a fixing plate 5, a transfusion finger ring 6, a push handle 7, a sucker 8, a second annular limiting plate 9, a supporting plate 10, a fixing finger ring 11, a needle tube 12, a needle 13, a piston 14, a supporting rod 15, scale marks 16 and a sponge cushion 17.

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 to 3, an injector for epidemic prevention in the embodiment of the present invention includes a needle cylinder 1, a piston 14 matching with the inner diameter of the needle cylinder 1 is disposed inside the needle cylinder 1, the piston 14 is slidably connected to the inner wall of the needle cylinder 1, a push rod 3 is fixedly connected to the upper end of the piston 14, the other end of the push rod 3 penetrates through the needle cylinder 1 and is fixedly connected to a push handle 7, a needle 13 is mounted at the lower end of the needle cylinder 1, two symmetrically disposed infusion finger rings 6 are fixedly connected to the top of the outer side of the needle cylinder 1, two symmetrically disposed fixing plates 5 are fixedly connected to the outer side of the needle cylinder 1, a telescopic rod 4 is fixedly connected to the bottom of the fixing plates 5, the telescopic end of the telescopic rod 4 has a certain friction force during the telescopic process, the friction force is much larger than the gravity of the needle cylinder 1 plus the liquid medicine, the, the first annular limiting plate 2 plays a limiting role and prevents left and right shaking, the first annular limiting plate 2 is provided with a first through hole matched with the outer diameter of the needle cylinder 1, the bottom of the first annular limiting plate 2 is fixedly connected with two symmetrically arranged supporting rods 15, the other end of each supporting rod 15 is fixedly connected with a second annular limiting plate 9, the second annular limiting plate 9 is provided with a second through hole matched with the outer diameter of the needle cylinder 1, the side surface of the lower end of each supporting rod 15 is fixedly connected with a supporting plate 10, the top of each supporting plate 10 is fixedly connected with a fixed ring 11, the bottom of each supporting plate 10 is provided with a sucker 8, when the syringe is used, the syringe 1 slides with the first annular limiting plate 2 to compress the telescopic rod 4, the syringe needle 13 extends out of the second annular limiting plate 9 to draw in liquid medicine, then the syringe needle 13 is taken in, then the, the needle cylinder 1 slides with the first annular limiting plate 2, the telescopic rod 4 is compressed, the needle head 13 extends out of the second annular limiting plate 9 and is inserted into a position to be injected into a patient, then two fingers are inserted into the transfusion ring 6, the thumb presses the push handle 7, the push handle 7 drives the push rod 3 to push the piston 14, liquid medicine is injected into the patient from the needle head 13, the device positions the position to be injected through the sucker 8, then the left-right shaking of the needle cylinder 1 in the injection process is limited through the first annular limiting plate 2 and the telescopic rod 4, the pain brought to the patient in the injection process due to the fact that the left-right shaking of the needle cylinder 1 drives the left-right shaking of the needle head 13 in the injection process is avoided, meanwhile, the telescopic rod 4 also plays a supporting role, when the push handle 7 is pressed in the injection process, the needle cylinder 1 moves downwards to drive the needle head 13 to move downwards, the pain brought to the patient due to the fact that, thereby alleviating pain during injection by the patient.

Needle tubing 12 is installed to the bottom of cylinder 1, syringe needle 13 is located needle tubing 12, needle tubing 12 through the setting, syringe needle 13 pollution has been avoided, the while has been avoided syringe needle 13 to prick the people, assorted foam-rubber cushion 17 is installed to the inside wall of fixed ring 11, it is more comfortable at the 11 in-process of pressing down fixed ring to make medical personnel, the lateral wall of the flexible end of telescopic link 4 is provided with anti-skidding line, through setting up the flexible friction of anti-skidding line increase telescopic link 4, make telescopic link 4 supporting effect better, the lateral surface of cylinder 1 is provided with scale mark 16, through setting up scale mark 16, be convenient for control the dose of liquid medicine.

In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, only for the convenience of describing the present invention and simplifying the description, rather than to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore, the present invention should not be considered as being limited to the particular embodiments described herein, and it should be understood that the terms "mounted" and "connected" are intended to be interpreted broadly, for example, the term "may be used in the present invention to refer to either a fixed connection, a detachable connection, a mechanical connection, an indirect connection via an intermediate medium, or an electrical connection.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides an injector for epidemic prevention, includes cylinder (1), its characterized in that, the inside of cylinder (1) is provided with and cylinder (1) internal diameter assorted piston (14), and the inner wall sliding connection of piston (14) and cylinder (1), the upper end fixedly connected with push rod (3) of piston (14), and the other end of push rod (3) runs through cylinder (1) and fixedly connected with push handle (7), and syringe needle (13) are installed to the lower extreme of cylinder (1), the top fixedly connected with infusion ring (6) of two symmetries settings of cylinder (1) lateral surface, cylinder (1) lateral surface fixedly connected with two fixed plates (5) that the symmetry set up, the bottom fixedly connected with telescopic link (4) of fixed plate (5), the other end fixedly connected with first ring limiting plate (2) of telescopic link (4), first ring limiting plate (2) set up with cylinder (1) external diameter assorted through-hole one, the bottom fixedly connected with of first annular limiting plate (2) two bracing pieces (15) that the symmetry set up, the other end fixedly connected with second annular limiting plate (9) of bracing piece (15), second annular limiting plate (9) seted up with cylinder (1) outside diameter assorted through-hole two, side fixed connection backup pad (10) of the lower extreme of bracing piece (15), the top fixedly connected with fixed ring (11) of backup pad (10), sucking disc (8) are installed to the bottom of backup pad (10).

2. An epidemic prevention injector according to claim 1, wherein the bottom of the syringe (1) is provided with a needle tube (12), and the needle (13) is positioned in the needle tube (12).

3. An anti-epidemic injector according to claim 1, characterized in that the inner side wall of the fixed finger ring (11) is provided with a matching sponge pad (17).

4. An epidemic prevention injector according to claim 1, wherein the outer side wall of the telescopic end of the telescopic rod (4) is provided with anti-slip lines.

5. An epidemic prevention injector according to claim 1, wherein the outer side of the syringe (1) is provided with scale marks (16).