CN214970299U

CN214970299U - Positive pressure joint for needleless infusion

Info

Publication number: CN214970299U
Application number: CN202120532767.4U
Authority: CN
Inventors: 刘月珍
Original assignee: Yiwu Central Hospital
Current assignee: Yiwu Central Hospital
Priority date: 2021-03-15
Filing date: 2021-03-15
Publication date: 2021-12-03
Anticipated expiration: 2031-03-15

Abstract

The utility model relates to a malleation connects technical field, specifically is a malleation connects for needleless infusion, including malleation needleless connector, malleation needleless connector includes the joint casing, and the top swing joint that connects the casing has antifouling mechanism, and antifouling mechanism includes the solid piece of annular, and the outside cover of the solid piece of annular is equipped with the cylindricality block rubber, and the cylindricality slot has been seted up to the bottom of cylindricality block rubber, and the cylindricality recess has been seted up at the top of cylindricality slot inner wall, is equipped with miniature ultraviolet lamp in the cylindricality recess. This malleation connects for needleless infusion can be connected with the top of connecting the casing through the solid piece of annular that is equipped with to make cylindricality rubber piece can overlap and establish on the solid piece of annular, and then play the guard action to the top of connecting the casing, prevent that the top of connecting the casing from exposing external environment when not using, can disinfect to the top of connecting the casing through miniature ultraviolet lamp, ensure that the top of connecting the casing can directly use when using next time, thereby improve medical personnel's work efficiency.

Description

Positive pressure joint for needleless infusion

Technical Field

The utility model relates to a malleation connects technical field, specifically is a malleation connects for needleless infusion.

Background

Connect the vein through the malleation joint and keep somewhere the needle, can avoid medical personnel to be pricked by the syringe needle, and be convenient for annotate liquid for the patient, consequently the malleation joint is widely used in the hospital, the malleation joint is not disposable product, the top of malleation joint is when not using, expose in the environment, can with the sick bed, clothing and sheet object contact, this top portion that just leads to the malleation joint is easy to be polluted, current malleation joint is after using, need medical personnel to use alcohol to clean the top of malleation joint when infusing once more, treat that just can connect transfer line or syringe after natural doing, can be very troublesome like this, influence medical personnel's work efficiency, needleless, we propose a malleation joint for the infusion.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a malleation connects for needleless infusion to propose current malleation joint in solving above-mentioned background art and use the back, need medical personnel to use alcohol to clean the top that the malleation connects when infusing once more, treat that just can connect transfer line or syringe after natural doing, can be very troublesome like this, influence medical personnel work efficiency's problem.

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

the positive pressure connector for needleless infusion comprises a positive pressure needleless connector body, wherein the positive pressure needleless connector body comprises a connector shell, a silicon cap is arranged in the connector shell, an external thread is arranged at the top of the outer wall of the connector shell, a puncture catheter is movably connected to the bottom of the connector shell, a conical plastic pipeline is connected to the top end of the puncture catheter, the liquid inlet end of the conical plastic pipeline penetrates through the bottom of the connector shell to the inside of the silicon cap, an antifouling mechanism is movably connected to the top of the connector shell and comprises an annular solid block, an internal thread is arranged on the inner wall of the annular solid block, a cylindrical rubber block is sleeved on the outer side of the annular solid block, a cylindrical slot is arranged at the bottom of the cylindrical rubber block, a cylindrical groove is arranged at the top of the inner wall of the cylindrical slot, a miniature ultraviolet lamp is arranged in the cylindrical groove, and a lead is connected to the middle of the top of the cylindrical rubber block, the end part of the lead passes through the top of the cylindrical rubber block and is electrically connected with the miniature ultraviolet lamp.

Preferably, the internal thread is matched with the external thread, and the annular fixed block is in threaded connection with the joint shell.

Preferably, after the annular fixed block is connected with the joint housing, the top of the annular fixed block is located below the top of the joint housing.

Preferably, the middle upper part of the outer wall of the annular fixed block is provided with an annular groove, and the outer wall of the annular groove is vertically provided with a plurality of strip-shaped anti-slip blocks arranged in an annular array.

Preferably, the outer side of the strip-shaped anti-skid block is of an arc-shaped structure, and the outer side of the strip-shaped anti-skid block is attached to the inner wall of the cylindrical slot.

Preferably, the outer diameter of the annular fixed block is matched with the inner diameter of the cylindrical slot.

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

this malleation connects for needleless infusion, can be connected with the top of joint casing through the solid piece of annular that is equipped with, thereby make cylindricality rubber piece can overlap and establish on the solid piece of annular, and then play the guard action to the top of joint casing, prevent that the top of joint casing from exposing at external environment when not using, can disinfect to the top of joint casing through miniature ultraviolet lamp, the top of ensureing to connect the casing can directly use when using next time, thereby improve medical personnel's work efficiency, when the transfer line is connected to needs, dismantle the solid piece of annular, make the connection cap of transfer line and the external screw thread part of joint casing carry out threaded connection can, thereby make antifouling mechanism can not influence this malleation needleless connector's normal use.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

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

fig. 3 is a second partial schematic structural view of the present invention;

fig. 4 is a schematic structural view of the annular fixed block in the present invention;

fig. 5 is a third partial schematic view of the present invention.

In the figure: the positive-pressure needleless connector comprises a positive-pressure needleless connector 1, a connector shell 10, an external thread 100, a silicon cap 11, an antifouling mechanism 2, an annular fixing block 20, an annular groove 200, a strip-shaped antiskid block 2000, an internal thread 201, a cylindrical rubber block 21, a cylindrical slot 210, a cylindrical groove 2100, a miniature ultraviolet lamp 22, a lead 23, a puncture catheter 3 and a conical plastic pipeline 30.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-5, the present invention provides a technical solution:

a positive pressure joint for needleless infusion comprises a positive pressure needleless joint 1, wherein the positive pressure needleless joint 1 comprises a joint shell 10, a silicon cap 11 is arranged in the joint shell 10, an external thread 100 is arranged at the top of the outer wall of the joint shell 10, a puncture conduit 3 is movably connected at the bottom of the joint shell 10, a conical plastic pipeline 30 is connected at the top end of the puncture conduit 3, a liquid inlet end of the conical plastic pipeline 30 penetrates through the bottom of the joint shell 10 to the inside of the silicon cap 11, when a liquid outlet pipe of an injector is inserted into the joint shell 10, the top end of the silicon cap 11 is downwards extruded by the liquid outlet pipe of the injector, a liquid inlet of the conical plastic pipeline 30 enters the liquid outlet pipe of the injector, at the moment, the injector is pushed, liquid in the injector can enter the puncture conduit 3 from the conical plastic pipeline 30, when the liquid outlet pipe of the injector is moved out, the original position of the silicon cap 11 can rebound to generate instant negative pressure, liquid in the puncture catheter 3 is pushed forwards, so that thrombus formation caused by blood reflux is avoided, the top of the joint shell 10 is movably connected with an antifouling mechanism 2, the antifouling mechanism 2 comprises an annular solid block 20, an inner thread 201 is arranged on the inner wall of the annular solid block 20, a cylindrical rubber block 21 is sleeved on the outer side of the annular solid block 20, a cylindrical slot 210 is arranged at the bottom of the cylindrical rubber block 21, a cylindrical groove 2100 is arranged at the top of the inner wall of the cylindrical slot 210, a miniature ultraviolet lamp 22 is arranged in the cylindrical groove 2100, a lead 23 is connected to the middle of the top of the cylindrical rubber block 21, and the end part of the lead 23 penetrates through the top of the cylindrical rubber block 21 and is electrically connected with the miniature ultraviolet lamp 22, the top end of the joint housing 10 can be sterilized by the micro ultraviolet lamp 22, and the top end of the joint housing 10 can be directly used when used next time, so that the working efficiency of medical staff is improved.

In this embodiment, the internal thread 201 is matched with the external thread 100, and the annular fixing block 20 is in threaded connection with the joint housing 10, so that the annular fixing block 20 and the joint housing 10 can be conveniently mounted and dismounted.

Specifically, after the annular fixing block 20 is connected with the joint housing 10, the top of the annular fixing block 20 is located below the top of the joint housing 10, so that the top of the joint housing 10 is convenient to clean, and liquid residue is avoided.

Further, the middle upper portion of the outer wall of the annular fixing block 20 is provided with an annular groove 200, the outer wall of the annular groove 200 is vertically provided with a plurality of strip-shaped anti-slip blocks 2000 which are arranged in an annular array, so that the annular fixing block 20 can be rotated by a user, and the annular fixing block 20 can be conveniently installed and detached by the user.

Further, the outer side of the strip-shaped anti-slip block 2000 is of an arc-shaped structure, and the outer side of the strip-shaped anti-slip block 2000 is attached to the inner wall of the cylindrical slot 210, so that friction force is also formed between the strip-shaped anti-slip block 2000 and the cylindrical rubber block 21, and the stability of the cylindrical rubber block 21 and the annular fixing block 20 is improved.

Further, the outer diameter of the annular fixing block 20 is matched with the inner diameter of the cylindrical slot 210, so that the cylindrical rubber block 21 can be sleeved and fixed on the outer side of the annular fixing block 20.

When the positive pressure joint for needleless infusion is used, when a medical worker injects liquid by using an injector, the medical worker only needs to disassemble the cylindrical rubber block 21, then inserts a liquid outlet pipe of the injector into the joint shell 10, the liquid outlet pipe of the injector extrudes the top end of the silicon cap 11 downwards, so that a liquid inlet of the conical plastic pipeline 30 enters the liquid outlet pipe of the injector, at the moment, the injector is pushed, liquid in the injector can enter the puncture catheter 3 from the conical plastic pipeline 30, after injection is completed, the medical worker wipes the top end of the joint shell 10, then the cylindrical rubber block 21 is sleeved on the outer side of the annular fixed block 20, and the miniature ultraviolet lamp 22 is electrified, so that the miniature ultraviolet lamp 22 carries out sterilization treatment on the top end of the joint shell 10; when medical personnel used the transfer line to infuse, medical personnel need dismantle annular solid piece 20 from the top of joint casing 10, then with the connection cap and the joint casing 10 threaded connection of transfer line, after the infusion was accomplished, medical personnel establish annular solid piece 20 and joint casing 10 threaded connection again, and establish the outside at annular solid piece 20 with cylindricality rubber block 21 cover, give miniature ultraviolet lamp 22 circular telegram, make miniature ultraviolet lamp 22 to the top of joint casing 10 carry out germicidal treatment can.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A positive pressure joint for needleless infusion is characterized in that: including malleation needleless connector (1), malleation needleless connector (1) is including connecting casing (10), be equipped with silicon cap (11) in connecting casing (10), external screw thread (100) have been seted up at the top of connecting casing (10) outer wall, the bottom swing joint that connects casing (10) has puncture pipe (3), the top of puncture pipe (3) is connected with conical plastic pipeline (30), the feed liquor end of conical plastic pipeline (30) passes the bottom that connects casing (10) extremely in silicon cap (11), the top swing joint that connects casing (10) has antifouling mechanism (2), antifouling mechanism (2) include annular solid piece (20), the inner wall of annular solid piece (20) is seted up has internal thread (201), the outside cover of annular solid piece (20) is equipped with cylindricality block rubber (21), cylindricality slot (210) have been seted up to the bottom of cylindricality block rubber (21), cylindrical groove (2100) has been seted up at the top of cylindricality slot (210) inner wall, be equipped with miniature ultraviolet lamp (22) in cylindrical groove (2100), the middle part at cylindricality rubber block (21) top is connected with wire (23), the tip of wire (23) pass the top of cylindricality rubber block (21) and with miniature ultraviolet lamp (22) electric connection.

2. The positive pressure connector for needle-free infusion according to claim 1, wherein: the internal thread (201) is matched with the external thread (100), and the annular fixed block (20) is in threaded connection with the joint shell (10).

3. The positive pressure connector for needle-free infusion according to claim 1, wherein: when the annular fixed block (20) is connected with the joint shell (10), the top of the annular fixed block (20) is located below the top of the joint shell (10).

4. The positive pressure connector for needle-free infusion according to claim 1, wherein: the middle upper part of the outer wall of the annular fixed block (20) is provided with an annular groove (200), and the outer wall of the annular groove (200) is vertically provided with a plurality of strip-shaped anti-slip blocks (2000) which are arranged in an annular array.

5. The positive pressure connector for needle-free infusion according to claim 4, wherein: the outer side of the strip-shaped anti-slip block (2000) is of an arc-shaped structure, and the outer side of the strip-shaped anti-slip block (2000) is attached to the inner wall of the cylindrical slot (210).

6. The positive pressure connector for needle-free infusion according to claim 1, wherein: the outer diameter of the annular fixed block (20) is matched with the inner diameter of the cylindrical slot (210).