CN211461548U

CN211461548U - Clinical venous transfusion is with expanding type joint

Info

Publication number: CN211461548U
Application number: CN201922081875.XU
Authority: CN
Inventors: 杨立; 李海燕
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-26
Filing date: 2019-11-26
Publication date: 2020-09-11
Anticipated expiration: 2029-11-26

Abstract

An expanded connector for clinical venous transfusion comprises a first connector and a second connector which are used for connecting the outside, wherein a connecting channel is arranged between the first connector and the second connector, and an injection part for injecting external liquid medicine and a sampling part for sampling are arranged on the connecting channel; the injection part comprises a first check valve which is communicated with the connecting channel; the sampling part comprises a second check valve, the second check valve is communicated with the connecting channel, and a sealing cover is arranged at the top of the second check valve. This application is through setting up sample portion for in order to realize the blood sample when having blood to enter into the pipeline on the refluence control of blood or other links when this application can utilize the infusion, and need not prick the needle many times, through setting up injection portion, make and directly inject the liquid medicine into patient's body through this expansibility joint in, improve the efficiency of producing efficiency and avoid excessive backmixing.

Description

Clinical venous transfusion is with expanding type joint

Technical Field

The application relates to an expanded connector for clinical venous transfusion.

Background

The liquid medicine syringe is used for injecting liquid medicine into a patient, and the traditional liquid medicine syringe is provided with a needle head, so that the liquid medicine in the syringe can be injected into the patient through the needle head. At present, in the process of infusion, medicines are generally input into a liquid medicine bottle, but the input liquid medicine can enter the liquid medicine bottle to cause serious back mixing, and in addition, the traditional liquid medicine injector is difficult to extract blood, so that the burden of a patient can be increased, and multiple times of needle insertion are needed.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the application provides an expanded connector for clinical intravenous infusion, which comprises a first connector and a second connector, wherein the first connector and the second connector are used for being connected with the outside; the injection part comprises a first check valve which is communicated with the connecting channel; the sampling part comprises a second check valve, the second check valve is communicated with the connecting channel, and a sealing cover is arranged at the top of the second check valve. This application is through setting up sample portion for in order to realize the blood sample when having blood to enter into the pipeline on the refluence control of blood or other links when this application can utilize the infusion, and need not prick the needle many times, through setting up injection portion, make and directly inject the liquid medicine into patient's body through this expansibility joint in, improve the efficiency of producing efficiency and avoid excessive backmixing.

Preferably, the injection part further comprises an injection housing, the injection housing is arranged to protrude out of the outer wall of the connecting passage, and the first check valve is arranged in the injection housing.

Preferably, first check valve is medical rubber stopper, injection housing bottom is equipped with an annular position circle towards one side of first check valve, be equipped with on the first check valve with the annular position circle cooperation set up clamp the ring channel. The utility model provides an injection portion adopts medical rubber stopper and clamps the setting of dress ring channel, can realize the stability in the simplicity and convenience and the use of assembling.

Preferably, the section of the annular positioning ring is in an inverted trapezoid shape.

Preferably, the injection part further comprises an injection cover arranged on the injection housing, an opening for inserting the injector is arranged on the injection cover, and a sealing paste is arranged on the opening.

Preferably, the sampling part further comprises a sampling housing, and the second non-return valve is arranged in the sampling housing.

Preferably, the second check valve is a medical rubber plug, and a sampling slit is arranged in the middle of the second check valve. The utility model provides a sample seam, because medical rubber stopper's internal pressure, consequently the sample seam is in the encapsulated situation under general state, can not produce and reveal, and can be relatively light when the needle or other parts of sample deepen to sample the seam in order to accomplish final sample.

Preferably, the injection housing is provided at a side thereof with a support plate.

Preferably, a support sheet is arranged on the side of the sampling shell. The support piece is arranged for facilitating handling during use, and the other purpose is to have a certain protection and support effect on the injection part or the sampling part and reduce the possibility of damage to the injection part or the sampling part caused by external force.

Preferably, the sampling part and the injection part are arranged in a staggered manner. The application is placed in a proper position in order to facilitate use, and large obstruction is avoided.

This application can bring following beneficial effect:

1. by arranging the sampling part, blood sampling can be realized by utilizing backflow control of blood during transfusion or when blood enters a pipeline in other links, and multiple times of needle insertion is not needed;

2. the injection part of the medical injection device adopts the arrangement of the medical rubber plug and the clamping annular groove, so that the convenience in assembly and the stability in use can be realized;

3. according to the sampling seam, due to the internal pressure of the medical rubber plug, the sampling seam is in a closed state under a general state and cannot leak, and a needle or other parts for sampling can easily penetrate into the sampling seam to finish final sampling;

4. the purpose of this application setting backing sheet is for being convenient for when using to hold between the fingers, and another purpose is to have certain protection supporting role to injection portion or sample portion, reduces the possibility that external force caused the damage to it.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic structural diagram of the present application;

FIG. 2 is a schematic view of the injection section of the present application;

FIG. 3 is a schematic view of the present application with an injection site in use;

FIG. 4 is a schematic diagram of the present application when using a sampling portion.

Detailed Description

In order to clearly explain the technical features of the present invention, the present application will be explained in detail by the following embodiments in combination with the accompanying drawings.

As shown in the drawings, the following detailed description is given by way of example in order to more clearly explain the overall concept of the present application.

In addition, in the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present application.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In a first embodiment, as shown in fig. 1 to 4, an expanded connector for clinical intravenous infusion comprises a first connector 1 and a second connector 2 for connecting with the outside, a connecting channel 3 is arranged between the first connector 1 and the second connector 2, and an injection part 4 for injecting external liquid medicine and a sampling part 5 for sampling are arranged on the connecting channel 3; the injection part 4 comprises a first check valve 6, and the first check valve 6 is communicated with the connecting channel 3; the sampling part 5 comprises a second check valve 7, the second check valve 7 is communicated with the connecting channel 3, and a sealing cover 8 is arranged at the top of the second check valve 7. This application is through setting up sampling portion 5 for in order to realize the blood sample when having blood to enter into the pipeline on the backflow control of blood or other links when this application can utilize the infusion, and need not prick the needle many times, through setting up injection portion 4, make and directly inject the liquid medicine into patient's body through this expansibility joint in, improve the efficiency of producing efficiency and avoid excessive back mixing. The injection part 4 further comprises an injection housing 9, the injection housing 9 is arranged to protrude out of the outer wall of the connecting channel 3, and the first check valve 6 is arranged in the injection housing 9. First check valve 6 is medical rubber stopper, 9 bottom of injection housing are equipped with an annular position circle 8 towards one side of first check valve 6, be equipped with on first check valve 6 with the annular position circle 8 cooperation setting clamp the ring channel. The injection part 4 of this application adopts medical rubber stopper and clamps the setting of dress ring channel, can realize the stability in the simplicity and convenience and the use of assembling. The section of the annular positioning ring 8 is in an inverted trapezoid shape. The injection part 4 further comprises an injection cover 16 arranged on the injection shell 9, an opening 10 for inserting the injector is arranged on the injection cover 16, and a sealing sticker 11 is arranged on the opening 10. The sampling part 5 further comprises a sampling shell 12, and the second non-return valve 7 is arranged in the sampling shell 12. The second check valve 7 is a medical rubber plug, and a sampling slit 13 is arranged in the middle of the second check valve 7. The sampling slit 13 of the present application, because of the internal pressure of the rubber plug, the sampling slit 13 is in a closed state under normal conditions, and does not leak, and the needle or other parts when sampling can relatively easily go deep into the sampling slit 13 to complete the final sampling. The injection housing 9 is provided at its side with a support plate 14. The side of the sampling shell 12 is provided with a support piece 14. The support piece 14 is provided for easy handling during use, and another purpose is to provide a protective support for the injection part 4 or the sampling part 5 to reduce the possibility of damage caused by external force. The sampling part 5 and the injection part 4 are arranged in a staggered way. The application is placed in a proper position in order to facilitate use, and large obstruction is avoided.

When in use, the infusion system is connected with an external pipeline 15 through a first connector 1 and a second connector 2, if liquid needs to be injected into a patient, an injection needle is inserted through an opening 10 on an injection cover 16 and penetrates through a first check valve 6 to perform injection; if sampling is needed, the pressure of the transfusion system is adjusted to make blood enter the device corresponding to the application, and then the sampling bag and the sampling needle are inserted into the sampling slit 13 to finish sampling.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.

The above are merely examples of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims

1. The utility model provides a clinical venous transfusion is with expanding type joint which characterized in that: the device comprises a first joint and a second joint which are used for connecting the outside, wherein a connecting channel is arranged between the first joint and the second joint, and an injection part for injecting external liquid medicine and a sampling part for sampling are arranged on the connecting channel; the injection part comprises a first check valve which is communicated with the connecting channel; the sampling part comprises a second check valve, the second check valve is communicated with the connecting channel, and a sealing cover is arranged at the top of the second check valve.

2. A clinical venous transfusion expansion joint as claimed in claim 1, wherein: the injection part also comprises an injection shell, the injection shell is arranged by protruding the outer wall of the connecting channel, and the first check valve is arranged in the injection shell.

3. A clinical extended connector for intravenous infusion according to claim 2, characterized in that: first check valve is medical rubber stopper, injection casing bottom is equipped with an annular position circle towards one side of first check valve, be equipped with on the first check valve with the annular position circle cooperation set up clamp the ring channel.

4. A clinical extension connector for intravenous infusion according to claim 3, characterized in that: the section of the annular positioning ring is in an inverted trapezoid shape.

5. A clinical extended connector for intravenous infusion according to claim 2, characterized in that: the injection part also comprises an injection cover arranged on the injection shell, an opening for inserting the injector is arranged on the injection cover, and a sealing paste is arranged on the opening.

6. A clinical venous transfusion expansion joint as claimed in claim 1, wherein: the sampling part further comprises a sampling shell, and the second check valve is arranged in the sampling shell.

7. A clinical venous transfusion expansion type connector as claimed in claim 6, characterized in that: the second check valve is a medical rubber plug, and a sampling slit is formed in the middle of the second check valve.

8. A clinical extended connector for intravenous infusion according to claim 2, characterized in that: the side of the injection shell is provided with a support sheet.

9. A clinical venous transfusion expansion type connector as claimed in claim 6, characterized in that: and a supporting sheet is arranged on the side part of the sampling shell.

10. A clinical venous transfusion expansion joint as claimed in claim 1, wherein: the sampling part and the injection part are arranged in a staggered mode.