CN219646427U

CN219646427U - Infusion apparatus capable of preventing needle puncture

Info

Publication number: CN219646427U
Application number: CN202320547488.4U
Authority: CN
Inventors: 倪媛媛
Original assignee: Third Affiliated Hospital Sun Yat Sen University
Current assignee: Third Affiliated Hospital Sun Yat Sen University
Priority date: 2023-03-20
Filing date: 2023-03-20
Publication date: 2023-09-08
Anticipated expiration: 2033-03-20

Abstract

The utility model provides an infusion apparatus for preventing needle puncture, which comprises a Murphy's dropper, wherein the Murphy's dropper comprises a dropper body and a fixed block, and the fixed block is positioned on the outer side wall of one end of the dropper body. When a patient calls a nurse to withdraw the needle after transfusion is finished, the nurse directly inserts the needle head of the intravenous transfusion needle into the fixed block after withdrawing the needle, so that the situation that the needle head pierces the Murphy's dropper or the needle head falls off from the Murphy's dropper and even the nurse stabs the needle head into the Murphy's dropper is prevented.

Description

Infusion apparatus capable of preventing needle puncture

Technical Field

The utility model relates to the technical field of medicine, in particular to an infusion apparatus capable of preventing needle puncture.

Background

At present, a disposable infusion set used for infusion treatment of patients in hospitals generally mainly comprises a bottle stopper puncture outfit, a Murphy's dropper, an infusion hose, a flow regulator, a filter and an intravenous infusion needle. The intravenous infusion needle is pricked into the vein of the patient, the bottle stopper puncture outfit is inserted into the liquid bottle, and the liquid medicine in the liquid bottle sequentially flows through the Murphy's dropper, the flow regulator and the filter through the infusion hose, and then flows through the intravenous infusion needle to be input into the blood vessel of the patient.

In the report of adverse needle-stick injuries presented in hospitals, some of the needle-stick injuries are caused by improper handling of the needle heads of intravenous infusion needles after needle withdrawal. When a patient calls a nurse to withdraw a needle after transfusion is finished, the nurse usually exposes the needle or directly inserts the needle into the Murphy's dropper after withdrawing the needle, but because of the self material of the Murphy's dropper, the needle can sometimes directly pierce the Murphy's dropper or the needle falls off from the Murphy's dropper, and when the nurse or the patient carelessly holds the Murphy's dropper with the needle inserted therein or passes through the ground with the needle dropped therein, the nurse or the patient is easily stabbed by the needle; the shape of the Murphy's dropper is cylindrical, and a nurse can shake continuously in the process of inserting the needle into the Murphy's dropper, so that the nurse is difficult to insert the needle into the Murphy's dropper, one hand is required to fix the Murphy's dropper, the other hand is required to insert the needle into the Murphy's dropper, if the inserting force is too large, the needle can easily pierce the Murphy's dropper and stab the hand for fixing the Murphy's dropper, and the needle can easily slide from the outer side wall of the Murphy's dropper and stab the hand for fixing the Murphy's dropper, so that a certain improvement is required for the infusion apparatus.

Disclosure of Invention

In view of the above, the utility model provides an infusion apparatus for preventing needle stick injury, wherein a fixed block is arranged on the outer side wall of one end of a Murphy's dropper, so as to solve the problem that a needle head of an intravenous infusion needle in the prior art pierces the Murphy's dropper or the needle head falls off from the Murphy's dropper, and even a nurse sticks the needle head to the Murphy's dropper in the process of inserting the needle head into the Murphy's dropper.

The infusion apparatus for preventing needle puncture comprises a Murphy's dropper, wherein the Murphy's dropper comprises a dropper body and a fixed block, and the fixed block is positioned on the outer side wall of one end of the dropper body.

Further, the shape of the fixed block is similar to a triangular pyramid, and the length of the fixed block is at least 1/3 of the length of the dropper body.

Further, the fixing block is made of butyl rubber or foam sponge.

The infusion apparatus further comprises an infusion hose, a bottle stopper puncture outfit, a flow regulator, a venous injection joint, a filter and a venous infusion needle;

the infusion hose is sequentially connected with the bottle stopper puncture outfit, the Murphy's dropper, the flow regulator, the intravenous injection joint, the filter and the intravenous infusion needle.

Further, the bottle stopper puncture outfit comprises a vent hole and a cap;

the bottle stopper puncture outfit is close to one side of the infusion hose and is provided with the vent hole, the side wall around the vent hole is connected with the cap, and the cap can be matched with the vent hole cover.

Further, the infusion apparatus further comprises a first flow stopping clamp which is positioned on the outer side wall of the infusion hose between the bottle stopper puncture outfit and the Murphy's dropper.

Further, the intravenous injection joint comprises a first infusion port, a second infusion port and a liquid outlet;

the first infusion port is connected with the flow regulator through an infusion hose;

the liquid outlet is connected with the filter through an infusion hose;

the sealing cap is covered on the second infusion port.

Further, the infusion set further comprises a second stop clip located on an outer sidewall of the infusion hose between the filter and the iv needle.

Further, the infusion apparatus also comprises a first connector and a second connector;

the first connector is connected with the filter through an infusion hose;

the second connector is connected with the intravenous infusion needle through an infusion hose;

the second connector is detachably connected with the first connector.

The implementation of the embodiment of the utility model has the following beneficial effects:

the infusion apparatus for preventing needle puncture provided by the utility model has the advantages that the outer side wall of one end of the Murphy's dropper is provided with the fixed block, when a patient calls a nurse to withdraw the needle after the infusion is finished, the nurse directly inserts the needle head of the intravenous infusion needle into the fixed block after withdrawing the needle, so that the situation that the needle head pierces the Murphy's dropper or the needle head falls off from the Murphy's dropper and even the nurse punctures himself in the process of inserting the needle head into the Murphy's dropper is prevented.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of an infusion set according to the present utility model;

fig. 2 is an enlarged schematic view of reference symbol a in fig. 1;

fig. 3 is an enlarged schematic view of reference symbol B in fig. 1.

Reference numerals: 1. an infusion set;

10. murphy's dropper; 20. an infusion hose; 30. a bottle stopper puncture outfit; 40. a flow regulator; 50. a venous bolus joint; 60. a filter; 70. an intravenous infusion needle; 80. a first stop clip; 90. a second stop clip;

100. a first connector; 200. a second connector;

11. a dropper body; 12. a fixed block;

31. a vent hole; 32. capping;

41. push wheel;

51. a first infusion port; 52. a second infusion port; 53. a liquid outlet; 54. and (5) sealing the cap.

Detailed Description

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 in the description of the applications herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model; the terms "comprising" and "having" and any variations thereof in the description of the utility model and the claims and the description of the drawings above are intended to cover a non-exclusive inclusion. The terms first, second and the like in the description and in the claims or in the above-described figures, are used for distinguishing between different objects and not necessarily for describing a sequential or chronological order.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the utility model. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.

In order to make the person skilled in the art better understand the solution of the present utility model, the technical solution of the embodiment of the present utility model will be clearly and completely described below with reference to the accompanying drawings.

Referring to fig. 1, as an embodiment, an infusion apparatus 1 for preventing needle stick injury includes a murphy's dropper 10, the murphy's dropper 10 including a dropper body 11 and a fixing block 12, the fixing block 12 being located on an outer sidewall of one end of the dropper body 11.

In this embodiment, the dropper body 11 and the fixing block 12 are integrally formed.

When a patient calls a nurse to withdraw a needle after transfusion is finished, the nurse directly inserts the needle head into the fixed block 12 after withdrawing the needle, so that the situation that the needle head pierces the Murphy's dropper 10 or the needle head falls off from the Murphy's dropper 10 and even the nurse stabs the needle head into the Murphy's dropper 10 is prevented.

Referring to fig. 1, as an embodiment, the fixing block 12 is shaped like a triangular pyramid, and the length of the fixing block 12 is at least 1/3 of the length of the dropper body 11.

In this embodiment, the shape of the dropper body 11 is cylindrical, one surface of the fixing block 12 contacting with the dropper body 11 is a curved surface, and the length of the fixing block 12 is 1/3 of the length of the dropper body 11, so that the needle is convenient to be inserted into the fixing block 12 in an inclined manner, and the needle is not easy to fall off from the fixing block 12.

Referring to fig. 1, as an example, the fixing block 12 is made of butyl rubber or foam sponge.

In this embodiment, the fixing block 12 is made of butyl rubber or foam sponge, which is low in cost, and the nurse can easily insert the needle into the fixing block 12 with little effort, so that the needle is difficult to fall off from the fixing block 12.

Referring to fig. 1, as an embodiment, the infusion set 1 further includes an infusion hose 20, a stopper puncture outfit 30, a flow regulator 40, an iv set connection 50, a filter 60, and an iv needle 70;

the infusion hose 20 is sequentially connected with the bottle stopper puncture outfit 30, the Murphy's dropper 10, the flow regulator 40, the intravenous injection joint 50, the filter 60 and the intravenous infusion needle 70.

In the embodiment, the bottle stopper puncture outfit 30 and the intravenous infusion needle 70 are hollow, the bottle stopper puncture outfit 30 is arranged at the head of the infusion set 1, the bottle stopper puncture outfit 30 is inserted into an infusion bottle, the intravenous infusion needle 70 is arranged at the tail of the infusion set 1, and the intravenous infusion needle 70 is pricked into the vein of a patient; the liquid medicine in the infusion bottle sequentially flows through the bottle stopper puncture outfit 30, the Murphy's dropper 10, the flow regulator 40, the venous injection joint 50 and the filter 60, and then flows through the venous infusion needle 70 to be input into the blood vessel of a patient; and the patient calls the nurse to withdraw the needle after the transfusion is finished, and the nurse directly inserts the needle obliquely into the fixed block 12 after withdrawing the needle (the needle of the needle finger vein transfusion needle 70 is the same as the whole).

The infusion hose 20 passes through the flow regulator 40, one side (the upper side) of the flow regulator 40, which is close to the Murphy's dropper 10, is provided with a push wheel 41, the push wheel 41 is abutted with the infusion hose 20 at the upper side of the flow regulator 40, a nurse can push the push wheel 41 to regulate the input speed of the liquid in the Murphy's dropper 10 to the intravenous injection joint 50, and the push wheel 41 is convenient and quick to push.

The filter 60 is cylindrical, the filtering rate of the filtering membrane in the filter 60 is high, the biocompatibility is good, the filtering membrane can not adsorb medicines, foreign matters can not fall off from the filtering membrane, and secondary pollution is caused to the liquid medicine flowing through the filter 60.

Referring to fig. 1 and 2, as an embodiment, the bottle stopper penetrator 30 includes a vent hole 31 and a cap 32;

the vent hole 31 is provided on a side of the stopper puncture outfit 30 near the infusion hose 20, the cap 32 is connected to a side wall around the vent hole 31, and the cap 32 can be matched with the vent hole 31.

In this embodiment, the vent hole 31 is located at one side of the bottle stopper puncture outfit 30 close to the Murphy's dropper 10, and the vent hole 31 is communicated with the hollow structure in the bottle stopper puncture outfit 30.

When the bottle stopper puncture outfit 30 is inserted into a hard infusion bottle or a hard infusion bag, the cap 32 needs to be opened; when the bottle stopper puncture device 30 is inserted into the soft infusion bag, the cap 32 needs to be closed, i.e. the cap 32 covers the vent hole 31.

Referring to fig. 1, as an embodiment, the infusion set 1 further comprises a first stop clip 80, and the first stop clip 80 is located on the outer side wall of the infusion hose 20 between the stopper piercer 30 and the murphy's dropper 10.

In this embodiment, the first stop clip 80 can prevent the liquid medicine on the infusion bottle or the infusion bag from flowing into the Murphy's dropper 10.

Referring to fig. 1 and 3, as an embodiment, the iv pole 50 includes a first infusion port 51, a second infusion port 52, and a fluid outlet 53;

the first infusion port 51 is connected to the flow regulator 40 through an infusion hose 20;

the liquid outlet 53 is connected with the filter 60 through the transfusion hose 20;

the second infusion port 52 is covered with the sealing cap 54.

In this embodiment, when the intravenous injection is performed, the sealing cap 54 is opened, and the output port of the syringe with the intravenous injection is inserted into the second infusion port 52, so that the intravenous injection can be performed, and the particles generated during the intravenous injection can be filtered by the filtering membrane in the filter 60, so that the infusion reaction of the patient, including anaphylactic reaction, pyrogenic reaction, acute heart failure, phlebitis, etc., can be effectively reduced.

Referring to fig. 1, as an example, the infusion set 1 further comprises a second stop clip 90, the second stop clip 90 being located on the outer side wall of the infusion hose 20 between the filter 60 and the iv needle 70.

In this embodiment, the second stop clip 90 prevents the medication in the filter 60 from flowing into the iv needle 70.

Referring to fig. 1, as an embodiment, the infusion apparatus 1 further includes a first connector 100 and a second connector 200;

the first connector 100 is connected to the filter 60 through the infusion hose 20;

the second connector 200 is connected with the intravenous infusion needle 70 through an infusion hose 20;

the second connector 200 is detachably connected to the first connector 100.

In this embodiment, the second connector 200 can be screwed to the first connector 100, when the size of the iv needle required by the patient is different from the size of the iv needle 70 of the original infusion apparatus 1, the second connector 200 of the original infusion apparatus 1 needs to be detached from the first connector 100, that is, the second connector 200 and the iv needle 70 are detached together, and then the iv needle with the size according to the patient needs is replaced, and then the connector connected with the iv needle is screwed to the first connector 100 again, so as to complete the replacement.

It is apparent that the above-described embodiments are only some embodiments of the present utility model, but not all embodiments, and the preferred embodiments of the present utility model are shown in the drawings, which do not limit the scope of the patent claims. This utility model may be embodied in many different forms, but rather, embodiments are provided in order to provide a thorough and complete understanding of the present disclosure. Although the utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing description, or equivalents may be substituted for elements thereof. All equivalent structures made by the content of the specification and the drawings of the utility model are directly or indirectly applied to other related technical fields, and are also within the scope of the utility model.

Claims

1. The infusion apparatus capable of preventing needle stick injury is characterized by comprising a Murphy's dropper (10), wherein the Murphy's dropper (10) comprises a dropper body (11) and a fixed block (12), and the fixed block (12) is positioned on the outer side wall of one end of the dropper body (11).

2. An infusion set for preventing needle stick injury according to claim 1, wherein,

the shape of the fixed block (12) is similar to a triangular pyramid, and the length of the fixed block (12) is at least 1/3 of the length of the dropper body (11).

3. An infusion set for preventing needle stick injury according to claim 1, wherein,

the fixing block (12) is made of butyl rubber or foam sponge.

4. The needle stick resistant infusion set of claim 1, further comprising an infusion hose (20), a stopper spike (30), a flow regulator (40), an iv bolus connector (50), a filter (60), and an iv needle (70);

the infusion hose (20) is sequentially connected with the bottle stopper puncture outfit (30), the Murphy's dropper (10), the flow regulator (40), the intravenous injection joint (50), the filter (60) and the intravenous infusion needle (70).

5. The needlestick injury prevention infusion set of claim 4, wherein,

the bottle stopper puncture outfit (30) comprises a vent hole (31) and a cap (32);

the bottle stopper puncture outfit (30) is close to one side of the infusion hose (20) and is provided with the vent hole (31), the side wall around the vent hole (31) is connected with the cap (32), and the cap (32) can be matched with the vent hole (31) in a covering way.

6. The needlestick injury prevention infusion set of claim 4, wherein,

the infusion apparatus further comprises a first flow stopping clamp (80), and the first flow stopping clamp (80) is positioned on the outer side wall of the infusion hose (20) between the bottle stopper puncture outfit (30) and the Murphy's dropper (10).

7. The needlestick injury prevention infusion set of claim 4, wherein,

the intravenous injection connector (50) comprises a first infusion port (51), a second infusion port (52) and a liquid outlet (53);

the first infusion port (51) is connected with the flow regulator (40) through an infusion hose (20);

the liquid outlet (53) is connected with the filter (60) through a transfusion hose (20);

and a sealing cap (54) is covered on the second infusion port (52).

8. The needlestick injury prevention infusion set of claim 4, wherein,

the infusion set further comprises a second stop clip (90), the second stop clip (90) being located on the outer side wall of the infusion hose (20) between the filter (60) and the iv needle (70).

9. The needlestick injury prevention infusion set of claim 4, wherein,

the infusion apparatus further comprises a first connector (100) and a second connector (200);

the first connector (100) is connected with the filter (60) through an infusion hose (20);

the second connector (200) is connected with the intravenous infusion needle (70) through an infusion hose (20);

the second connector (200) is detachably connected with the first connector (100).