CN206275907U - A kind of articular cavity crosslinking sodium hyaluronate from injection needle - Google Patents

Abstract

The utility model discloses a kind of articular cavity crosslinking sodium hyaluronate from injection needle, including syringe and push rod, one end of the push rod runs through syringe and extends to the inside of syringe, one end that the push rod extends to inside syringe is fixedly connected with piston, the push rod is fixedly connected with handle away from one end of piston, the side of the syringe inwall and has been fixedly connected with spring positioned at push rod top and bottom.Articular cavity crosslinking sodium hyaluronate from injection needle; can effectively solve most of syringe needle on the market simply arrange a pinhead sleeve carry out it is dust-proof; can usually be dropped because pinhead sleeve is insecure; so as to the problem for causing syringe needle to be contaminated; avoid the health that patient can be at this time influenceed if being injected again; or directly abandon then can wasting situation; and user can be effectively avoided in pinhead sleeve of choosing; because hand is unstable, syringe needle stabs the situation of user.

Description

A kind of articular cavity crosslinking sodium hyaluronate from injection needle

Technical field

The utility model is related to injection needle technical field, specially a kind of articular cavity crosslinking sodium hyaluronate from injection Syringe needle.

Background technology

Syringe is made up of the foraminate syringe of front end band and matching piston core bar, for by a small amount of liquid Body or gas are injected into the region that other methods cannot approach or are extracted out from those places, liquid when core bar is extracted Or gas is sucked from syringe front end aperture, liquid or gas are extruded when core bar is pushed.

Sodium hyaluronate injection, indication is morphotropism gonarthrosis, the periarthritis of shoulderjoint, and some suffer from joint disease Patient, because hurrying back and forth hospital's hell to pay back and forth, it is often necessary to which oneself being in carries out injection medicine, and injection needle on the market is most Number simply arrange pinhead sleeve carry out it is dust-proof, due to the insecure situation about can usually drop of pinhead sleeve, so as to cause pin Head is contaminated, and the health of patient can be at this time influenceed if being injected again, can cause to cause to waste if abandoning, and User because hand is unstable, is also easy to cause syringe needle to stab user in pinhead sleeve of choosing, abnormally dangerous.

Utility model content

(1) technical problem for solving

In view of the shortcomings of the prior art, the utility model is there is provided a kind of articular cavity crosslinking sodium hyaluronate from injection needle Head, solve most of injection needle on the market simply arrange a pinhead sleeve carry out it is dust-proof, because pinhead sleeve is insecure often Can often drop, so as to the problem for causing syringe needle to be contaminated.

(2) technical scheme

To realize object above, the utility model is achieved by the following technical programs：A kind of articular cavity crosslinking glass Glass acid sodium from injection needle, including syringe and push rod, one end of the push rod is through syringe and extends to the inside of syringe, institute State one end that push rod extended to inside syringe and be fixedly connected with piston, the push rod is fixedly connected with hand away from one end of piston Handle, the side of the syringe inwall and positioned at push rod top and bottom be fixedly connected with spring, the spring is away from syringe The side of wall is fixedly connected with the piston, and the side at the top and bottom of the syringe has been fixedly connected with retainer ring, and the syringe is remote Screwed pipe is communicated with from one end of handle, the screwed pipe is connected with communicating pipe, the communicating pipe away from the threaded one end of syringe Surface be fixedly connected with fixed bin, the communicating pipe is through fixed bin and extends to the inside of fixed bin, prolongs the communicating pipe Extend the one end inside fixed bin and be fixedly connected with syringe needle, the internal activity of the fixed bin is connected with slip pipe, the slip pipe One end runs through fixed bin and extends to the outside of fixed bin, and one end that the slip pipe extends to outside fixed bin is fixedly connected with rubber Blob of viscose.

Preferably, the syringe needle offers pin hole away from one end of communicating pipe, and the quantity of pin hole is at least three.

Preferably, the top and bottom of the slip pipe are fixedly connected with sliding block by fix bar, and fixed bin inwall Top and bottom offer the chute being adapted with sliding block.

Preferably, the piston includes fixed plate, and the both sides of the fixed plate have been fixedly connected with rubber blanket.

Preferably, the surface of the syringe is provided with graduation mark.

(3) beneficial effect

The utility model is there is provided a kind of articular cavity crosslinking sodium hyaluronate from injection needle.Possesses following beneficial effect Really：

(1), the articular cavity with crosslinking sodium hyaluronate from injection needle, by communicating pipe, fixed bin, syringe needle, slip pipe, rubber Blob of viscose, pin hole, sliding block and chute are equipped with, and can effectively solve most of syringe needle on the market and simply arrange one Pinhead sleeve carries out dust-proof, can usually be dropped because pinhead sleeve is insecure, so as to the problem for causing syringe needle to be contaminated, it is to avoid The health of patient at this time can be influenceed if being injected again, or directly abandon then can wasting situation, and energy Enough effectively to avoid user in pinhead sleeve of choosing, because hand is unstable, syringe needle stabs the situation of user.

(2), articular cavity crosslinking sodium hyaluronate can effectively ensure that from injection needle by the spring being provided with User remains a constant speed when push rod is promoted, and prevents patient from causing the speed when push rod is promoted too fast due to lacking injection experience, Influence injection effect, damages to patient body.

Brief description of the drawings

Fig. 1 is the utility model structural representation；

Fig. 2 is the sectional view of the utility model fixed bin；

Fig. 3 is the structural representation of the utility model piston；

Fig. 4 is the side view of the utility model syringe needle.

In figure：1 syringe, 2 push rods, 3 pistons, 31 fixed plates, 32 rubber blankets, 4 handles, 5 springs, 6 retainer rings, 7 screwed pipes, 8 communicating pipes, 9 fixed bins, 10 syringe needles, 11 slip pipes, 12 block rubbers, 13 pin holes, 14 sliding blocks, 15 chutes, 16 graduation marks, 17 are fixed Bar.

Specific embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment for being obtained, belongs to the scope of the utility model protection.

Fig. 1-4 are referred to, the utility model provides a kind of technical scheme：A kind of articular cavity crosslinking sodium hyaluronate from note Syringe needle, including syringe 1 and push rod 2 are penetrated, the surface of syringe 1 is provided with graduation mark 16, can accurately to glass by graduation mark 16 Glass acid sodium is drawn, and one end of push rod 2 runs through syringe 1 and extends to the inside of syringe 1, and push rod 2 is extended to inside syringe 1 One end is fixedly connected with piston 3, and piston 3 includes fixed plate 31, and the both sides of fixed plate 31 have been fixedly connected with rubber blanket 32, rubber Pad 32 ensure that absorption quality, prevent leakage, and push rod 2 is fixedly connected with handle 4, the inwall of syringe 1 away from one end of piston 3 Side and be fixedly connected with spring 5, side and piston 3 of the spring 5 away from the inwall of syringe 1 positioned at the top and bottom of push rod 2 It is fixedly connected, can effectively ensure that user remains a constant speed when push rod 2 is promoted, prevents patient from being led due to lacking injection experience Cause the speed when push rod 2 is promoted too fast, influence injection effect, patient body is damaged, the side of the top and bottom of syringe 1 Retainer ring 6 is fixedly connected with, by the cooperation of handle 4 and retainer ring 6, can more have been facilitated pulling or be promoted piston 3, syringe 1 is communicated with screwed pipe 7 away from one end of handle 4, and screwed pipe 7 is connected with communicating pipe 8 away from the threaded one end of syringe 1, completes note Changed by rotational communication pipe 8 after penetrating, it is ensured that clean health when using every time, the surface of communicating pipe 8 is fixedly connected with Fixed bin 9, communicating pipe 8 runs through fixed bin 9 and extends to the inside of fixed bin 9, communicating pipe 8 extends to inside fixed bin 9 End is fixedly connected with syringe needle 10, and syringe needle 10 offers pin hole 13 away from one end of communicating pipe 8, and the quantity of pin hole 13 is at least three It is individual, parenteral solution during three pin holes 13 can reduce injection process is set and, to the pressure of muscle, further mitigates the pain of patient Sense, the internal activity of fixed bin 9 is connected with slip pipe 11, and slip pipe 11 is transparent material, can conveniently observe the position of syringe needle 10, prevents Only stab hand when sliding, and the top and bottom of slip pipe 11 are fixedly connected with sliding block 14, and fixed bin 9 by fix bar 17 The top and bottom of inwall offer the chute 15 being adapted with sliding block 14, and one end of slip pipe 11 is through fixed bin 9 and extension To the outside of fixed bin 9, one end that slip pipe 11 is extended to outside fixed bin 9 is fixedly connected with block rubber 12, by the He of sliding block 14 The cooperation of chute 15 can freely pull block rubber 12 back and forth.

When using, block rubber 12 is promoted first, sliding block 14 drives slip pipe 11 to slide to the right, until syringe needle 10 punctures block rubber 12, extend to the side of block rubber 12, then pull piston 3 to draw sodium hyaluronate by syringe needle 10 by sliding block 14 and push rod 2 Row injection.

In sum, the articular cavity with crosslinking sodium hyaluronate from injection needle, by communicating pipe 8, fixed bin 9, syringe needle 10th, slip pipe 11, block rubber 12, pin hole 13, sliding block 14 and chute 15 are equipped with, and can effectively solve pin on the market First 10 it is most of simply arrange a pinhead sleeves and carry out dust-proof, can usually be dropped because pinhead sleeve is insecure, so as to cause The problem that syringe needle 10 is contaminated, it is to avoid can at this time influence the health of patient if being injected again, or directly lose The wasting situation of meeting is abandoned, and can effectively avoid user in pinhead sleeve of choosing, because hand is unstable, syringe needle 10 is stabbed Hinder the situation of user.

Also, can effectively ensure that user remains a constant speed when push rod 2 is promoted by the spring 5 being provided with, prevent Patient causes the speed when push rod 2 is promoted too fast due to lacking injection experience, influences injection effect, and wound is caused to patient body Evil.

While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art, It is appreciated that these embodiments can be carried out various changes in the case where principle of the present utility model and spirit is not departed from, repaiies Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of articular cavity crosslinking sodium hyaluronate is from injection needle, including syringe (1) and push rod (2), the push rod (2) One end runs through syringe (1) and extends to the inside of syringe (1), it is characterised in that：It is internal that the push rod (2) extends to syringe (1) One end be fixedly connected with piston (3), the push rod (2) is fixedly connected with handle (4), the pin away from one end of piston (3) Cylinder (1) inwall side and positioned at push rod (2) top and bottom be fixedly connected with spring (5), the spring (5) is away from syringe (1) side of inwall is fixedly connected with piston (3), and the side at the top and bottom of the syringe (1) has been fixedly connected with retainer ring (6), the syringe (1) is communicated with screwed pipe (7) away from one end of handle (4), and the screwed pipe (7) is away from the one of syringe (1) End is threaded with communicating pipe (8), and the surface of the communicating pipe (8) is fixedly connected with fixed bin (9), and the communicating pipe (8) is passed through Wear fixed bin (9) and extend to the inside of fixed bin (9), the communicating pipe (8) extends to the internal one end of fixed bin (9) and fixes Syringe needle (10) is connected with, the internal activity of the fixed bin (9) is connected with slip pipe (11), and one end of the slip pipe (11) is through solid Determine box (9) and extend to the outside of fixed bin (9), the slip pipe (11) extends to the outside one end of fixed bin (9) and is fixedly connected There is block rubber (12).

2. a kind of articular cavity according to claim 1 crosslinking sodium hyaluronate from injection needle, it is characterised in that：It is described Syringe needle (10) offers pin hole (13) away from one end of communicating pipe (8), and the quantity of pin hole (13) is at least three.

3. a kind of articular cavity according to claim 1 crosslinking sodium hyaluronate from injection needle, it is characterised in that：It is described The top and bottom of slip pipe (11) are fixedly connected with sliding block (14) by fix bar (17), and fixed bin (9) inwall top The chute (15) being adapted with sliding block (14) is offered with bottom.

4. a kind of articular cavity according to claim 1 crosslinking sodium hyaluronate from injection needle, it is characterised in that：It is described Piston (3) includes fixed plate (31), and the both sides of the fixed plate (31) have been fixedly connected with rubber blanket (32).

5. a kind of articular cavity according to claim 1 crosslinking sodium hyaluronate from injection needle, it is characterised in that：It is described The surface of syringe (1) is provided with graduation mark (16).