CN219090538U

CN219090538U - Reflux-preventing infusion apparatus

Info

Publication number: CN219090538U
Application number: CN202222585365.8U
Authority: CN
Inventors: 金桥; 李芸
Original assignee: Qingdao Jieshengbo Biotechnology Co ltd
Current assignee: Qingdao Jieshengbo Biotechnology Co ltd
Priority date: 2022-09-28
Filing date: 2022-09-28
Publication date: 2023-05-30
Anticipated expiration: 2032-09-28

Abstract

The utility model discloses an anti-reflux infusion apparatus, which comprises an infusion tube, wherein the top of the right side of the infusion tube is communicated with a bottle stopper puncture outfit, the surface of the infusion tube is sleeved with a flow regulator, the bottom of the right side of the infusion tube is communicated with a liquid medicine filter, the right side of the liquid medicine filter is communicated with an injection needle through a hose, the inside of the infusion tube is fixedly connected with a circular plate, both sides of the top of the circular plate are provided with openings, the bottom of the circular plate is provided with a groove, the top of the inner wall of the groove is fixedly connected with a spring plate, and the bottom of the spring plate is fixedly connected with a push rod. According to the utility model, the liquid medicine falls from the top of the cover plate, the elastic sheet drives the push rod and the sliding block to move, the push rod drives the trapezoid plate to rotate, and the trapezoid plate drives the reinforcing plate and the cover plate to rotate to seal the circular plate, so that the advantage of preventing blood backflow is achieved, and after transfusion is finished, blood does not flow back, and the life safety of a patient is not influenced.

Description

Reflux-preventing infusion apparatus

Technical Field

The utility model relates to the technical field of infusion apparatuses, in particular to an anti-reflux infusion apparatus.

Background

The infusion set is a common medical consumable, and a channel between a vein and liquid medicine is established for intravenous infusion through aseptic treatment.

When the liquid medicine is delivered to the vein of a patient, the transfusion system is needed, after the liquid medicine is delivered to the patient, the patient and medical staff can not find the liquid medicine in time, at the moment, the pressure in the transfusion system can be reduced, and the pressure in the blood vessel of the human body can be larger than the pressure in the transfusion system, so that the blood in the human body can flow into the transfusion tube along the injection needle, the blood reflux occurs, and the life safety of the patient is influenced.

Therefore, the transfusion device needs to be designed and modified, and the phenomenon of blood backflow is effectively prevented.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model aims to provide an anti-reflux infusion apparatus, which has the advantage of preventing blood reflux and solves the problem that the existing infusion apparatus has blood reflux after the medicine liquid is fed, thereby influencing the life safety of patients.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an anti-reflux transfusion system, includes the transfer line, the top intercommunication on transfer line right side has bottle plug puncture ware, the surface cover of transfer line is equipped with flow regulator, the bottom intercommunication on transfer line right side has the liquid medicine filter, the right side of liquid medicine filter has the injection needle through the hose intercommunication, the inside fixedly connected with plectane of transfer line, the opening has all been seted up to the both sides at plectane top, the recess has been seted up to the bottom of plectane, the top fixedly connected with shell fragment of recess inner wall, the bottom fixedly connected with push rod of shell fragment, the bottom of push rod extends to the outside of recess, the both sides of plectane bottom all articulate through connecting block and pivot has the apron, the bottom fixedly connected with trapezoidal plate of apron, the surface of trapezoidal plate and the surface contact of push rod.

Preferably, the bottom of the circular plate is fixedly connected with a sealing ring, and the bottom of the sealing ring is contacted with the top of the cover plate.

As the preferable mode of the utility model, both sides of the inner wall of the groove are provided with sliding grooves, the tops of both sides of the push rod are fixedly connected with sliding blocks, and the sliding blocks are in sliding connection with the inside of the sliding grooves.

As preferable in the utility model, the infusion tube is internally fixedly connected with a hollow plate, and the bottom of the hollow plate is fixedly connected with the top of the circular plate.

As preferable in the utility model, the surface of the infusion tube is fixedly connected with a round sleeve, and the surface of the push rod is contacted with the inner wall of the groove.

As the preferable mode of the utility model, one side of the trapezoid plate far away from the push rod is fixedly connected with a reinforcing plate, and the top of the reinforcing plate is fixedly connected with the bottom of the cover plate.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the liquid medicine falls from the top of the cover plate, the elastic sheet drives the push rod and the sliding block to move, the push rod drives the trapezoid plate to rotate, and the trapezoid plate drives the reinforcing plate and the cover plate to rotate to seal the circular plate, so that the advantage of preventing blood backflow is achieved, and the problem that blood does not flow back after transfusion is finished and the life safety of a patient is not influenced is solved.

2. According to the utility model, the sealing ring is arranged, so that a sealing effect can be achieved on a gap between the circular plate and the cover plate, and the sealing performance of the cover plate is improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram showing an elevational cross-sectional structure of an infusion tube according to the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;

fig. 4 is a schematic perspective view of a push rod according to the present utility model.

In the figure: 1. an infusion tube; 2. a bottle stopper puncture outfit; 3. a flow regulator; 4. a liquid medicine filter; 5. an injection needle; 6. a circular plate; 7. an opening; 8. a groove; 9. a spring plate; 10. a push rod; 11. a slide block; 12. a cover plate; 13. a trapezoidal plate; 14. a seal ring; 15. a chute; 16. a hollow plate; 17. a round sleeve; 18. and a reinforcing plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 4, the anti-reflux infusion apparatus provided by the utility model comprises an infusion tube 1, wherein the top on the right side of the infusion tube 1 is communicated with a bottle stopper puncture outfit 2, the surface of the infusion tube 1 is sleeved with a flow regulator 3, the bottom on the right side of the infusion tube 1 is communicated with a liquid medicine filter 4, the right side of the liquid medicine filter 4 is communicated with an injection needle 5 through a hose, a circular plate 6 is fixedly connected with the inside of the infusion tube 1, openings 7 are formed in two sides of the top of the circular plate 6, a groove 8 is formed in the bottom of the circular plate 6, a spring piece 9 is fixedly connected with the top of the inner wall of the groove 8, a push rod 10 is fixedly connected with the bottom of the spring piece 9, the bottom of the push rod 10 extends to the outside of the groove 8, two sides of the bottom of the circular plate 6 are hinged with a cover plate 12 through a connecting block and a shaft pin, the bottom of the cover plate 12 is fixedly connected with a trapezoid 13, and the surface of the trapezoid 13 is in contact with the surface of the push rod 10.

Referring to fig. 3, a sealing ring 14 is fixedly connected to the bottom of the circular plate 6, and the bottom of the sealing ring 14 contacts with the top of the cover plate 12.

As a technical optimization scheme of the utility model, the sealing ring 14 can seal the gap between the circular plate 6 and the cover plate 12, so that the tightness of the cover plate 12 is improved.

Referring to fig. 3, both sides of the inner wall of the groove 8 are provided with sliding grooves 15, the tops of both sides of the push rod 10 are fixedly connected with sliding blocks 11, and the sliding blocks 11 are slidably connected in the sliding grooves 15.

As a technical optimization scheme of the utility model, through arranging the chute 15, the push rod 10 can be limited, and the shaking of the push rod 10 during movement can be prevented.

Referring to fig. 3, a hollow plate 16 is fixedly connected to the inside of the infusion tube 1, and the bottom of the hollow plate 16 is fixedly connected to the top of the circular plate 6.

As a technical optimization scheme of the utility model, the hollow plate 16 is arranged, so that the connection strength of the circular plate 6 and the infusion tube 1 can be enhanced, and the stability of the circular plate 6 is improved.

Referring to fig. 2, a round sleeve 17 is fixedly connected to the surface of the infusion tube 1, and the surface of the push rod 10 is in contact with the inner wall of the groove 8.

As a technical optimization scheme of the utility model, the round sleeve 17 is arranged, so that the protection effect on the parts inside the infusion tube 1 can be achieved, and the deformation of the parts inside the infusion tube 1 caused by extrusion of the infusion tube 1 can be prevented.

Referring to fig. 3, a reinforcing plate 18 is fixedly connected to one side of the trapezoid plate 13 away from the push rod 10, and the top of the reinforcing plate 18 is fixedly connected to the bottom of the cover plate 12.

As a technical optimization scheme of the utility model, the connection strength of the trapezoid plate 13 and the cover plate 12 can be increased by arranging the reinforcing plate 18, and the trapezoid plate 13 is prevented from being broken in the moving process.

The working principle and the using flow of the utility model are as follows: when in use, medical staff needs to use an infusion apparatus when carrying out intravenous infusion on a patient, the bottle stopper puncture outfit 2 is penetrated into the infusion bottle, the infusion tube 1 is pinched, liquid medicine in the infusion bottle enters into the infusion tube 1, the liquid medicine pressure cover plate 12 rotates by taking a pin rod as the center, the cover plate 12 drives the trapezoid plate 13 and the reinforcing plate 18 to rotate, the trapezoid plate 13 drives the push rod 10 and the slide block 11 to move, the push rod 10 drives the elastic sheet 9 to move, the liquid medicine falls along with a gap between the cover plate 12 and the sealing ring 14, after the liquid medicine is conveyed, the cover plate 12 and the elastic sheet 9 lose pressure, the elastic sheet 9 rebounds to push the push rod 10 to move, the steps are operated reversely, and finally the cover plate 12 seals the opening 7, so that the advantage of preventing blood backflow is achieved.

To sum up: according to the anti-reflux infusion apparatus, the liquid medicine falls from the top of the cover plate 12, the elastic sheet 9 drives the push rod 10 and the sliding block 11 to move, the push rod 10 drives the trapezoid plate 13 to rotate, the trapezoid plate 13 drives the reinforcing plate 18 and the cover plate 12 to rotate so as to seal the circular plate 6, the advantage of preventing blood reflux is achieved, and after the infusion is finished, the blood cannot flow back, so that the life safety of a patient cannot be influenced.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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 utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An anti-reflux infusion apparatus comprises an infusion tube (1), and is characterized in that: the infusion tube is characterized in that a bottle stopper puncture outfit (2) is communicated with the top on the right side of the infusion tube (1), a flow regulator (3) is sleeved on the surface of the infusion tube (1), a liquid medicine filter (4) is communicated with the bottom on the right side of the infusion tube (1), an injection needle (5) is communicated with the right side of the liquid medicine filter (4) through a hose, a circular plate (6) is fixedly connected to the inside of the infusion tube (1), openings (7) are formed in two sides of the top of the circular plate (6), a groove (8) is formed in the bottom of the circular plate (6), an elastic sheet (9) is fixedly connected to the top of the inner wall of the groove (8), a push rod (10) is fixedly connected to the bottom of the elastic sheet (9), a cover plate (12) is hinged to the two sides of the bottom of the circular plate (6) through a connecting block and a shaft pin, a trapezoidal plate (13) is fixedly connected to the bottom of the cover plate (12), and the surface of the trapezoidal plate (13) is in contact with the surface of the push rod (10).

2. An anti-reflux infusion set according to claim 1, wherein: the bottom of plectane (6) fixedly connected with sealing washer (14), the bottom of sealing washer (14) and the top contact of apron (12).

3. An anti-reflux infusion set according to claim 1, wherein: the sliding grooves (15) are formed in two sides of the inner wall of the groove (8), the sliding blocks (11) are fixedly connected to the tops of two sides of the push rod (10), and the sliding blocks (11) are slidably connected to the inside of the sliding grooves (15).

4. An anti-reflux infusion set according to claim 1, wherein: the infusion tube is characterized in that a hollow plate (16) is fixedly connected to the inside of the infusion tube (1), and the bottom of the hollow plate (16) is fixedly connected to the top of the circular plate (6).

5. An anti-reflux infusion set according to claim 1, wherein: the surface of the infusion tube (1) is fixedly connected with a round sleeve (17), and the surface of the push rod (10) is in contact with the inner wall of the groove (8).

6. An anti-reflux infusion set according to claim 1, wherein: one side of the trapezoid plate (13) far away from the push rod (10) is fixedly connected with a reinforcing plate (18), and the top of the reinforcing plate (18) is fixedly connected with the bottom of the cover plate (12).