CN220002578U

CN220002578U - Disposable indwelling needle backflow-preventing tube sealing liquid injection device

Info

Publication number: CN220002578U
Application number: CN202321110760.9U
Authority: CN
Inventors: 熊长发; 熊怡非; 张萍华
Original assignee: Zhangzhou Hanyuan Medical Devices Co ltd
Current assignee: Zhangzhou Hanyuan Medical Devices Co ltd
Priority date: 2023-05-10
Filing date: 2023-05-10
Publication date: 2023-11-14
Anticipated expiration: 2033-05-10

Abstract

The utility model relates to a backflow-preventing tube sealing liquid injection device of a disposable indwelling needle, which belongs to the technical field of tube sealing liquid injection equipment and comprises a Y-shaped part, an injector and a connecting piece, wherein the Y-shaped part comprises two liquid inlet heads and one liquid outlet head, the liquid outlet heads are connected with the indwelling needle, the two liquid inlet heads are connected with the injectors, the connecting piece is connected with the Y-shaped part through a connecting piece, an arc-shaped card is arranged on the connecting piece, the two injectors connected with the liquid inlet heads are all arranged on the arc-shaped card of the connecting piece, when the backflow-preventing tube sealing liquid injection device is used, the liquid outlet head is connected with the indwelling needle of a patient, the injector with treatment liquid medicine is pressed firstly to perform treatment injection, then the other injector is pressed to perform tube sealing operation, the whole process can be completed without inserting and pulling the injector at one time, and the indwelling needle is not easy to suffer from pollution.

Description

Disposable indwelling needle backflow-preventing tube sealing liquid injection device

Technical Field

The utility model belongs to the field of tube sealing liquid injection equipment, and particularly relates to a tube sealing liquid injection device for preventing backflow of a disposable indwelling needle.

Background

The use of the detaining needle can reduce pain and fear of needle injection caused by repeated venipuncture of the child patient, lighten the dysphoria emotion of parents, facilitate clinical medication, rescue medication of emergency and critical patients, lighten the workload of nurses and reduce pain of the child patient, so that the detaining needle is widely applied clinically, and is a special group facing the child patient, the length of the detaining time of the detaining needle and the comfort of the child patient become the most concerned problems of nurses and parents, and are also the premise of successful use and popularization of the detaining needle.

When the injection is usually carried out, certain occasions such as postoperative recovery and the like usually need to carry out intravenous injection for a long time, certain specific medicine industries can be injected after the glucose protection function is finished, then the tube sealing liquid is injected for sealing the tube, the next intravenous injection is waited, the common working method is that medical staff uses the syringe to inject the therapeutic medicine, then uses another syringe to inject the tube sealing liquid, the whole process needs to plug the syringe for several times, and the indwelling needle is easy to be polluted.

Disclosure of Invention

1. Technical problem to be solved by the utility model

The utility model aims to solve the problems that the existing tube sealing liquid needs to be injected independently, the operation is carried out after the previous injection medicine injector is pulled out, and the risk of pollution of the indwelling needle is high.

2. Technical proposal

In order to achieve the above purpose, the technical scheme provided by the utility model is as follows:

the utility model relates to a backflow-preventing tube sealing liquid injection device of a disposable indwelling needle, which comprises a Y-shaped part, an injector and a connecting piece, wherein the Y-shaped part comprises two liquid inlet heads and one liquid outlet head, the liquid outlet heads are connected with the indwelling needle, the two liquid inlet heads are connected with the injector, the connecting piece is connected with the Y-shaped part through a connecting piece, an arc-shaped card is arranged on the connecting piece, and the two injectors connected with the liquid inlet heads are arranged on the arc-shaped card of the connecting piece.

Preferably, the two liquid inlet heads of the Y-shaped part are parallel to each other, a needle head is arranged on the liquid inlet heads and used for being connected with the injector, and a small spacer is arranged at the joint of the two liquid inlet heads.

Preferably, the connecting piece includes L template and diaphragm, and Y type spare is connected to the one end of L template, and the diaphragm is connected to the other end, and the arc card is located the diaphragm, L template, diaphragm, arc card and Y type spare integrated into one piece.

Preferably, the arc-shaped clamp is elastic, and the radian of the tangent plane of the arc-shaped clamp is 240 degrees.

Preferably, the Y-piece is transparent.

3. Advantageous effects

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects:

(1) When the disposable indwelling needle backflow-preventing tube sealing liquid injection device is used, the liquid outlet head is connected with the indwelling needle of a patient, the syringe with the therapeutic liquid is pressed firstly to perform therapeutic injection, then the other syringe is pressed to perform tube sealing operation, the whole process can be completed once without inserting and extracting the syringe, and the indwelling needle is not easy to be polluted.

Drawings

FIG. 1 is a schematic diagram of a disposable indwelling needle backflow prevention catheter lock fluid injection device according to the present utility model;

FIG. 2 is a schematic structural view of a connector of a back-flow prevention catheter lock fluid injection device of a disposable indwelling needle according to the present utility model;

FIG. 3 is a schematic view showing the structure of a Y-shaped member of a back-flow prevention catheter lock device for a disposable indwelling needle according to the present utility model.

Reference numerals in the schematic drawings illustrate:

100. a Y-shaped piece; 110. a liquid inlet head; 120. a liquid outlet head; 130. a small spacer;

200. a syringe;

300. a connecting piece; 310. an arc-shaped card; 320. an L-shaped plate; 330. and a transverse plate.

Detailed Description

In order that the utility model may be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings, in which, however, the utility model may be embodied in many different forms and are not limited to the embodiments described herein, but are instead provided for the purpose of providing a more thorough and complete disclosure of the utility model.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present; when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present; the terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs; the terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model; the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Example 1

Referring to fig. 1-3, a back-flow prevention catheter lock injection device for a disposable indwelling needle according to this embodiment includes a Y-shaped member 100, an injector 200 and a connector 300, wherein the Y-shaped member 100 includes two liquid inlet heads 110 and one liquid outlet head 120, the liquid outlet heads 120 are connected with the indwelling needle, the two liquid inlet heads 110 are both connected with the injector 200, the connector 300 is connected with the Y-shaped member 100 through a connecting piece, an arc card 310 is provided on the connector 300, the two injectors 200 connected with the liquid inlet heads 110 are both mounted on the arc card 310 of the connector 300, when the injection is usually performed, certain occasions such as postoperative recovery and the like, usually require long-term intravenous injection, after the glucose protection function is performed, certain specific medicine industries are injected, then the catheter lock is injected, the next intravenous injection is waited, the common working method is that medical staff uses the injector 200 to inject the medicine, then uses the other injector 200 to inject the catheter lock, the whole process requires to plug the injector 200 a few times, the syringe 200 is easy to pollute, the structure of this design is provided, one injector 200 is provided with the two injectors, the injector 200 is provided with the injector 200, the other injector 200 is not required to be plugged, the whole syringe 200 is easy to be pushed, the operation can be completed when the medical needle is not required to be pushed, the other injector 200 is required to be connected with the injector, and the needle is easy to be pushed, and the needle is easy to be left after the needle is required to be connected with the injector to be injected with the injector.

The two liquid inlet heads 110 of the Y-shaped member 100 of this embodiment are parallel to each other, a needle is provided on the liquid inlet head 110 for connecting the syringe 200, a small spacer 130 is provided at the joint of the two liquid inlet heads 110, and the designed structure avoids excessive mixing of the therapeutic pharmaceutical industry and the tube sealing liquid, and simultaneously avoids the tube sealing liquid from entering the empty syringe 200 filled with therapeutic liquid when injecting the tube sealing liquid, and the small spacer 130 changes the flow direction of the liquid so that the liquid can enter the indwelling needle more easily.

The connector 300 of this embodiment includes an L-shaped plate 320 and a cross plate 330, one end of the L-shaped plate 320 is connected to the Y-shaped member 100, the other end is connected to the cross plate 330, and the arc-shaped card 310 is located on the cross plate 330, and the L-shaped plate 320, the cross plate 330, the arc-shaped card 310 and the Y-shaped member 100 are integrally formed.

The arc-shaped card 310 of this embodiment has elasticity, and the arc of the tangent plane of the arc-shaped card 310 is 240 °.

The Y-piece 100 of this embodiment is transparent.

The connector 300 of the above design has better stability, and can facilitate the observation of the liquid condition, wherein the arc card 310 can clamp the syringe 200, and the syringe 200 and the connector 300 can be separated by lightly exerting force after the use is completed.

The foregoing examples merely illustrate certain embodiments of the utility model and are described in more detail and are not to be construed as limiting the scope of the utility model; it should be noted that it is possible for a person skilled in the art to make several variants and modifications without departing from the concept of the utility model, all of which fall within the scope of protection of the utility model; accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. The utility model provides a disposable keep somewhere needle anti-reflux's tube sealing liquid injection device which characterized in that: including Y type spare (100), syringe (200) and connecting piece (300), Y type spare (100) are including two feed liquor heads (110) and one play liquid head (120), go out liquid head (120) and keep somewhere the needle and be connected, two syringe (200) are all connected to feed liquor head (110), connecting piece (300) are connected through the connection piece with Y type spare (100), be equipped with arc card (310) on connecting piece (300), two that are connected with feed liquor head (110) syringe (200) are all installed on arc card (310) of connecting piece (300).

2. The back-flow prevention catheter lock fluid injection device of a disposable indwelling needle according to claim 1, wherein: two liquid inlet heads (110) of the Y-shaped part (100) are parallel to each other, a needle head is arranged on each liquid inlet head (110) and used for being connected with an injector (200), and a small spacer (130) is arranged at the joint of the two liquid inlet heads (110).

3. The back-flow prevention catheter lock fluid injection device of a disposable indwelling needle according to claim 1, wherein: the connecting piece (300) comprises an L-shaped plate (320) and a transverse plate (330), one end of the L-shaped plate (320) is connected with the Y-shaped piece (100), the other end of the L-shaped plate is connected with the transverse plate (330), the arc-shaped card (310) is located on the transverse plate (330), and the L-shaped plate (320), the transverse plate (330), the arc-shaped card (310) and the Y-shaped piece (100) are integrally formed.

4. The back-flow prevention catheter lock fluid injection device of a disposable indwelling needle according to claim 1, wherein: the arc-shaped card (310) has elasticity, and the radian of the tangent plane of the arc-shaped card (310) is 240 degrees.

5. The back-flow prevention catheter lock fluid injection device of a disposable indwelling needle according to claim 1, wherein: the Y-piece (100) is transparent.