CN215309110U

CN215309110U - Infusion apparatus without waste of liquid medicine

Info

Publication number: CN215309110U
Application number: CN202121355153.XU
Authority: CN
Inventors: 郑子明
Original assignee: Jiangsu Taisheng Construction Engineering Co ltd
Current assignee: Jiangsu Taisheng Construction Engineering Co ltd
Priority date: 2021-06-18
Filing date: 2021-06-18
Publication date: 2021-12-28
Anticipated expiration: 2031-06-18

Abstract

The utility model relates to the technical field of medical equipment manufacturing, and discloses a transfusion device without waste of liquid medicine, which comprises a transfusion tube, wherein a skin puncture needle is fixed at the bottom end of the transfusion tube, the skin puncture needle is L-shaped, a bottle stopper puncture needle is fixed at the top end of the transfusion tube, a side transfusion hole is formed in the right side of the bottle stopper puncture needle, a connecting tube is fixed on the left side of the top end of the transfusion tube, an inflatable ball is fixed at one end, away from the transfusion tube, of the connecting tube, and a first control valve and a one-way valve are installed on the connecting tube. According to the infusion apparatus without waste of the liquid medicine, after the liquid medicine in the infusion tube flows through the connecting pipe, the second control valve is closed, the first control valve is opened, then the inflatable ball is pressed to enable the pressure in the infusion tube to rise, at the moment, the liquid medicine in the infusion tube is continuously conveyed to the skin puncture needle until the liquid medicine in the infusion tube is not enough, so that the liquid medicine in the infusion tube is used up as much as possible, and waste of the liquid medicine is reduced.

Description

Infusion apparatus without waste of liquid medicine

Technical Field

The utility model relates to the technical field of medical appliance manufacturing, in particular to an infusion apparatus without waste of liquid medicine.

Background

The existing transfusion system mainly comprises a skin puncture needle, a transfusion tube and a bottle stopper puncture needle, wherein a main transfusion hole is arranged at the top end of the bottle stopper puncture needle, when the transfusion system is used for transfusion, the bottle stopper puncture needle firstly penetrates through a bottle stopper of the transfusion bottle to enter the transfusion bottle, then the skin puncture needle is punctured into a venous blood vessel of a patient, so that liquid medicine in the transfusion bottle slowly enters the venous blood vessel of the patient, as the main transfusion hole of the bottle stopper puncture needle is arranged at the top end of the needle, the liquid medicine surface is lower than the main transfusion hole and cannot continuously flow into the transfusion tube, the dosage is insufficient, and particularly, the waste rate of precious liquid medicine filled in small dosage is larger.

To the above disadvantage, the chinese authorized utility model discloses a number: CN201814932U discloses an infusion apparatus without wasting medical liquid, which comprises a skin puncture needle, an infusion tube and a bottle stopper puncture needle, wherein the top end of the bottle stopper puncture needle is provided with a main infusion hole, and the side wall of the bottle stopper puncture needle is provided with a side infusion hole. When the infusion is operated, the bottle stopper puncture needle penetrates through the bottle stopper of the infusion bottle to enter the infusion bottle, the side infusion hole is arranged in the infusion bottle and close to the bottle stopper, and the liquid medicine can continuously flow into the infusion tube through the side infusion hole after the liquid medicine level is lower than the main infusion hole, so that the liquid medicine in the infusion bottle is used up, and the treatment effect is improved;

however, due to the structural design of the prior art, the infusion tube has a certain length, a large amount of liquid medicine can be remained in the infusion tube and cannot be used up, and waste of the liquid medicine is caused.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In view of the defects of the prior art in the background art, the present invention aims to provide an infusion apparatus without waste of liquid medicine, so as to solve the problem that some infusion apparatuses without waste of liquid medicine in the current market, which are proposed in the background art, have a certain length of an infusion tube, so that a large amount of liquid medicine can remain in the infusion tube and cannot be used up, thereby causing waste of liquid medicine.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme:

the utility model provides a transfusion system of not extravagant liquid medicine, includes the transfer line, the bottom mounting of transfer line has the skin pjncture needle, the shape of skin pjncture needle is L shape, the top of transfer line is fixed with the bottle plug pjncture needle, the side infusion hole has been seted up on the right side of bottle plug pjncture needle, the top left side of transfer line is fixed with the connecting pipe, the one end that the transfer line was kept away from to the connecting pipe is fixed with the inflatable ball, install first control valve and check valve on the connecting pipe, install the second control valve on the transfer line, the second control valve is located the top of connecting pipe.

Preferably, the bottom end of the infusion tube is communicated with the skin puncture needle, and the top end of the infusion tube is communicated with the bottle stopper puncture needle.

Preferably, the number of the side transfusion holes is multiple, and the side transfusion holes are uniformly arranged on the bottle stopper puncture needle.

Preferably, the one-way valve is opened towards the infusion tube and is positioned above the first control valve.

Furthermore, the connecting pipe is communicated with the infusion tube, and the connecting pipe is a hose.

(III) advantageous effects

Compared with the prior art, the utility model has the beneficial effects that: the infusion apparatus without waste of liquid medicine comprises:

(1) after the liquid medicine in the infusion tube flows through the connecting tube, the second control valve is closed, the first control valve is opened, then the inflatable ball is pressed to enable the pressure in the infusion tube to rise, the liquid medicine in the infusion tube is conveyed to the skin puncture needle continuously at the moment until the liquid medicine in the infusion tube is remained little, and therefore the liquid medicine in the infusion tube is used up as much as possible, and waste of the liquid medicine is reduced.

(2) According to the infusion apparatus without waste of the liquid medicine, the side infusion hole is formed in the bottle stopper puncture needle, when the liquid medicine in the infusion bottle is not too much, the liquid medicine in the infusion bottle can be completely drained without manually pulling the bottle stopper puncture needle downwards, and the skin puncture needle is designed into an L shape, so that the probability of needle rolling during infusion is reduced.

Drawings

FIG. 1 is a schematic perspective view of the infusion set without wasting medical fluid according to the present invention;

FIG. 2 is a schematic view of the front view of the infusion set without wasting medical fluid according to the present invention;

fig. 3 is an enlarged schematic structural view of the infusion set without waste of medical liquid in fig. 1 at a.

In the figure: 1. a transfusion tube; 2. a skin puncture needle; 3. a bottle stopper puncture needle; 4. a side infusion hole; 5. a connecting pipe; 6. inflating the ball; 7. a first control valve; 8. a one-way valve; 9. a second control valve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the utility model provides a transfusion device without wasting liquid medicine, comprising a transfusion tube 1, a skin puncture needle 2, a bottle stopper puncture needle 3, a side transfusion hole 4, a connecting tube 5, an inflatable ball 6, a first control valve 7, a one-way valve 8 and a second control valve 9, wherein the bottom end of the transfusion tube 1 is fixed with the skin puncture needle 2, the skin puncture needle 2 punctures the skin to be transfused, the shape of the skin puncture needle 2 is L-shaped, the top end of the transfusion tube 1 is fixed with the bottle stopper puncture needle 3, the right side of the bottle stopper puncture needle 3 is provided with the side transfusion hole 4, the bottle stopper puncture needle 3 penetrates the bottle stopper of the transfusion bottle and enters the transfusion bottle, the side transfusion hole 4 is close to the bottle stopper in the transfusion bottle, the left side of the top end of the transfusion tube 1 is fixed with the connecting tube 5, one end of the connecting tube 5 far away from the transfusion tube 1 is fixed with the inflatable ball 6, the pressure in the transfusion tube 1 is increased by pressing the inflatable ball 6, a first control valve 7 and a one-way valve 8 are arranged on the connecting pipe 5, the one-way valve 8 enables gas to enter the infusion tube 1 only from the connecting pipe 5, a second control valve 9 is arranged on the infusion tube 1, and the second control valve 9 is positioned above the connecting pipe 5;

as a preferred technical scheme of the utility model: the bottom end of the infusion tube 1 is communicated with the skin puncture needle 2, and the top end of the infusion tube 1 is communicated with the bottle stopper puncture needle 3, so that the bottle stopper puncture needle 3 conveys liquid in the infusion bottle from the infusion tube 1 to the skin puncture needle 2;

as a preferred technical scheme of the utility model: the number of the side infusion holes 4 is multiple, the side infusion holes 4 are uniformly arranged on the bottle stopper puncture needle 3, and the side infusion holes 4 are arranged to facilitate the completion of the flow of the liquid medicine in the infusion bottle;

as a preferred technical scheme of the utility model: the one-way valve 8 is opened towards the infusion tube 1, the one-way valve 8 is positioned above the first control valve 7, and the first control valve 7 can better control the on-off of the connecting tube 5;

as a preferred technical scheme of the utility model: the connecting pipe 5 is communicated with the infusion tube 1, the connecting pipe 5 is a hose, and the gas in the inflatable ball 6 enters the infusion tube 1 through the connecting pipe 5.

The working principle of the embodiment is as follows: when the infusion apparatus without wasting the liquid medicine is used, as shown in figures 1-3, the whole apparatus consists of an infusion tube 1, a skin puncture needle 2, a bottle stopper puncture needle 3, a side infusion hole 4, a connecting tube 5, an inflatable ball 6, a first control valve 7, a one-way valve 8 and a second control valve 9, as shown in figures 1-3, when the apparatus is used, the second control valve 9 is firstly opened and the first control valve 7 is closed, then the bottle stopper puncture needle 3 penetrates through the bottle stopper of the infusion bottle and enters the infusion bottle, the side infusion hole 4 is close to the bottle stopper in the infusion bottle, when the liquid level of the liquid medicine is too low, the liquid medicine can flow into the infusion tube 1 through the side infusion hole 4, so that the liquid medicine in the infusion bottle is used up, when the liquid medicine in the infusion tube 1 flows through the connecting tube 5, the second control valve 9 is closed and the first control valve 7 is opened, then the inflatable ball 6 is pressed, so that the pressure in the infusion tube 1 is increased, and the liquid medicine in the infusion tube 1 is continuously delivered to the skin puncture needle 2, the operation is completed when the liquid medicine in the infusion tube 1 is not enough, so that the liquid medicine in the infusion tube 1 is used up as much as possible, the waste of the liquid medicine is reduced, the operation process of the whole device is completed, and the content which is not described in detail in the specification belongs to the prior art which is known by the technicians in the field.

Although the present invention has been described in detail with reference to the foregoing embodiments, it should be noted that, in the present invention, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, may be fixedly connected or detachably connected; or indirectly through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations; it will be apparent to those skilled in the art that modifications and equivalents may be made in the embodiments and/or portions thereof without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides a transfusion system of not extravagant liquid medicine, includes transfer line (1), its characterized in that, the bottom mounting of transfer line (1) has skin pjncture needle (2), the shape of skin pjncture needle (2) is the L shape, the top of transfer line (1) is fixed with bottle plug pjncture needle (3), side infusion hole (4) have been seted up on the right side of bottle plug pjncture needle (3), the top left side of transfer line (1) is fixed with connecting pipe (5), the one end that transfer line (1) was kept away from in connecting pipe (5) is fixed with inflatable balloon (6), install first control valve (7) and check valve (8) on connecting pipe (5), install second control valve (9) on transfer line (1), second control valve (9) are located the top of connecting pipe (5).

2. The infusion apparatus without wasting liquid medicine according to claim 1, wherein the bottom end of the infusion tube (1) is communicated with the skin puncture needle (2), and the top end of the infusion tube (1) is communicated with the bottle stopper puncture needle (3).

3. The infusion apparatus without wasting liquid medicine according to claim 1, wherein the number of the side infusion holes (4) is plural, and the plural side infusion holes (4) are uniformly arranged on the stopper puncture needle (3).

4. The infusion set without waste of liquid medicine according to claim 1, characterized in that the one-way valve (8) opens to the infusion tube (1), and the one-way valve (8) is located above the first control valve (7).

5. The infusion apparatus without wasting medical liquid according to claim 1, wherein the connection tube (5) is connected to the infusion tube (1), and the connection tube (5) is a flexible tube.