CN210992279U

CN210992279U - Infusion connecting pipe with exhaust device

Info

Publication number: CN210992279U
Application number: CN201921223255.9U
Authority: CN
Inventors: 朱金金; 史莉娜
Original assignee: Peking Union Medical College Hospital Chinese Academy of Medical Sciences
Current assignee: Peking Union Medical College Hospital Chinese Academy of Medical Sciences
Priority date: 2019-07-31
Filing date: 2019-07-31
Publication date: 2020-07-14
Anticipated expiration: 2029-07-31

Abstract

The utility model discloses a transfusion connecting pipe with an exhaust device, which comprises a connecting pipeline, a first needle head, a second needle head, a liquid outlet hole and a protective cover, wherein the inner walls of the two ends of the connecting pipeline are respectively fixedly inserted with the first needle head and the second needle head, the top parts of the first needle head and the second needle head are arranged in a conical shape, the liquid outlet hole is arranged on one side of the top parts of the first needle head and the second needle head, the outer sides of the first needle head and the second needle head are respectively sleeved with a protective cap, an exhaust pipe is fixed on one side of the inner wall of the first needle head, one end of the exhaust pipe close to the liquid outlet hole passes through the top part of the first needle head to be communicated with the outside, the transfusion connecting pipe with the exhaust device is communicated with the outside through a built-in exhaust pipe, no additional connecting pipe is needed, the waste of materials is prevented, the, effectively prevents impurities in the outside air from entering the infusion bottle to pollute the liquid medicine.

Description

Infusion connecting pipe with exhaust device

Technical Field

The utility model relates to an infusion connecting pipe technical field specifically is an infusion connecting pipe with exhaust apparatus.

Background

When two bagged liquids are infused clinically, two bags of liquids are connected by using an infusion connecting pipe, the frequency of replacing the liquids is reduced, the workload is reduced, but if the bottled liquids are connected with the infusion connecting pipe in series, an exhaust pipe is also inserted, because the outer package of the bottled liquid medicine is hard, pressure cannot be generated on the liquid inside, the liquid cannot flow out through an infusion apparatus, the exhaust pipe needs to be inserted, a connecting pipe is used as an exhaust device clinically, the waste of materials is caused, the operation procedure is increased, the pollution probability is increased, and in the infusion process, external air enters an infusion bottle without being filtered, the liquid medicine is easily polluted, and therefore, the infusion connecting pipe with the exhaust device is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an infusion connecting pipe with exhaust apparatus 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: the utility model provides an infusion connecting pipe with exhaust apparatus, includes connecting tube, first syringe needle, second syringe needle, goes out liquid hole and protection casing, the inner wall of connecting tube both ends is pegged graft respectively and is fixed with first syringe needle and second syringe needle, and first syringe needle and second syringe needle top are the toper setting, first syringe needle and second syringe needle top one side have been seted up out the liquid hole, all the cover in first syringe needle and the second syringe needle outside is equipped with the helmet.

Preferably, an exhaust pipe is fixed on one side of the inner wall of the first needle, one end of the exhaust pipe, which is close to the liquid outlet hole, penetrates through the top of the first needle and is communicated with the outside, and one end, which is far away from the liquid outlet hole, of the exhaust pipe penetrates through the side wall of the first needle and the connecting pipeline and is communicated with the outside.

Preferably, the one end that the play liquid hole was kept away from to the blast pipe passes the connecting tube and is fixed with the filter cap, and filters cap and blast pipe intercommunication, the exhaust hole has been seted up to the one side that the blast pipe was kept away from to the filter cap, it has the filtration aseptic cotton to filter the filling of cap inner wall.

Preferably, an exhaust cap is sleeved on the outer side of the filter cap.

Preferably, a limiting ring is fixed on the outer side of the first needle and the second needle.

Preferably, the first needle head and the second needle head are made of medical plastic materials.

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

1. when the utility model is used, two infusion bottles are placed in a high-low state, the first needle is inserted into the higher infusion bottle, the second needle is inserted into the lower infusion bottle and is connected with the two infusion bottles in series through the connecting pipeline, so that people do not need to frequently change liquid, when in infusion, people take the exhaust cap off the filter cap, so that the exhaust pipe is communicated with the outside, after the liquid in the infusion bottle is conveyed out, the pressure in the infusion bottle becomes low, the exhaust pipe communicates the first needle with the outside air, and further when the pressure in the infusion bottle becomes low, the outside air enters the first needle through the exhaust pipe and flows into the infusion bottle side by side, so that the pressure in the infusion bottle is recovered to be normal, the liquid in the infusion bottle can be normally discharged under the action of the pressure, so that the infusion is normal, the device communicates the inside of the infusion bottle with the outside through the built-in exhaust pipe, the additional connecting pipe is not needed, the waste of materials is prevented, the operation procedures are reduced, and the probability of pollution of the liquid medicine is reduced.

2. The utility model discloses it has the filtration aseptic cotton to cross filter cap inner wall packing for the outside air is when getting into the filter cap through the exhaust hole, and impurity in the air is filtered by the filtration aseptic cotton, and the air after the filtration is again through in the blast pipe gets into the infusion bottle, has effectively prevented that the impurity in the outside air from getting into the infusion bottle and polluting the liquid medicine.

Drawings

FIG. 1 is a schematic view of the overall cross-sectional structure of the present invention;

FIG. 2 is a schematic sectional view of the first needle of the present invention;

fig. 3 is a schematic view of the cross-sectional structure of the filtering cap of the present invention.

In the figure: 1. connecting a pipeline; 2. a first needle; 3. a second needle; 4. a liquid outlet hole; 5. a protective cover; 6. an exhaust pipe; 7. an exhaust hole; 8. filtering the sterilized cotton; 9. an exhaust cap; 10. a limiting ring; 11. and (4) a filtering cap.

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. 1-3, the present invention provides a technical solution: a transfusion connecting pipe with an exhaust device comprises a connecting pipeline 1, a first needle head 2, a second needle head 3, a liquid outlet hole 4 and a protective cover 5, wherein the inner walls of two ends of the connecting pipeline 1 are respectively fixedly inserted with the first needle head 2 and the second needle head 3, the tops of the first needle head 2 and the second needle head 3 are arranged in a conical manner, one side of the tops of the first needle head 2 and the second needle head 3 is provided with the liquid outlet hole 4, the outer sides of the first needle head 2 and the second needle head 3 are respectively sleeved with a protective cap, one side of the inner wall of the first needle head 2 is fixedly provided with an exhaust pipe 6, one end of the exhaust pipe 6 close to the liquid outlet hole 4 passes through the top of the first needle head 2 to be communicated with the outside, one end of the exhaust pipe 6 far away from the liquid outlet hole 4 passes through the side wall of the first needle head 2 and the connecting pipeline 1 to be communicated with the outside, when in use, two transfusion, and the two infusion bottles are connected in series through the connecting pipeline 1, so that people do not need to frequently replace liquid, when in transfusion, people take the exhaust cap 9 off the filter cap 11 to lead the exhaust pipe 6 to be communicated with the outside, when the liquid in the infusion bottle is delivered out, the pressure in the infusion bottle becomes low, and the exhaust pipe 6 connects the first needle 2 with the outside air, when the pressure in the infusion bottle is lowered, the outside air enters the first needle 2 through the exhaust pipe 6, and is discharged into the infusion bottle, so that the pressure in the infusion bottle is recovered to be normal, the liquid in the infusion bottle can be discharged normally under the action of the pressure, the infusion is normal, the device communicates the interior of the infusion bottle with the outside through the built-in exhaust pipe 6, an additional connecting pipe is not needed, the waste of materials is prevented, the operation procedures are reduced, and the probability of liquid medicine pollution is reduced.

The one end that liquid hole 4 was kept away from to blast pipe 6 passes connecting line 1 and is fixed with filter cap 11, and filters cap 11 and blast pipe 6 intercommunication, filters cap 11 and keeps away from one side of blast pipe 6 and has seted up exhaust hole 7, filters 11 inner wall packs of cap and has filtered aseptic cotton 8, is convenient for filter the air, prevents external air pollution liquid medicine.

The outside of the filtering cap 11 is sleeved with the exhaust cap 9, which is convenient for sealing the filtering cap 11 and prevents the filtering and sterilizing cotton 8 from being polluted when not in use.

A limiting ring 10 is fixed on the outer sides of the first needle 2 and the second needle 3, so that the first needle 2 and the second needle 3 are limited conveniently.

The first needle head 2 and the second needle head 3 are made of medical plastic materials, so that the first needle head 2 and the second needle head 3 can be conveniently produced.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an infusion connecting pipe with exhaust apparatus, includes connecting tube (1), first syringe needle (2), second syringe needle (3), goes out liquid hole (4) and protection casing (5), its characterized in that: connecting tube (1) both ends inner wall is pegged graft respectively and is fixed with first syringe needle (2) and second syringe needle (3), and first syringe needle (2) and second syringe needle (3) top are the toper setting, liquid hole (4) have been seted up to first syringe needle (2) and second syringe needle (3) top one side, all overlap in first syringe needle (2) and second syringe needle (3) outside and be equipped with the helmet.

2. An infusion connection tube with venting means according to claim 1, characterized in that: exhaust pipe (6) are fixed on one side of the inner wall of first needle head (2), one end of exhaust pipe (6) close to liquid outlet hole (4) passes through the top of first needle head (2) and communicates with the outside, one end of exhaust pipe (6) far away from liquid outlet hole (4) passes through the side wall of first needle head (2) and communicates with the outside through connecting pipeline (1).

3. An infusion connection tube with vent device according to claim 2, characterized in that: one end of the exhaust pipe (6) far away from the liquid outlet hole (4) penetrates through the connecting pipeline (1) to be fixed with the filter cap (11), the filter cap (11) is communicated with the exhaust pipe (6), one side of the filter cap (11) far away from the exhaust pipe (6) is provided with the exhaust hole (7), and the inner wall of the filter cap (11) is filled with the filter and disinfection cotton (8).

4. An infusion connection tube with vent device according to claim 3, characterized in that: an exhaust cap (9) is sleeved on the outer side of the filter cap (11).

5. An infusion connection tube with venting means according to claim 1, characterized in that: a limiting ring (10) is fixed on the outer side of the first needle (2) and the second needle (3).

6. An infusion connection tube with venting means according to claim 1, characterized in that: the first needle head (2) and the second needle head (3) are made of medical plastic materials.