CN210138351U

CN210138351U - Blood transfusion and fluid infusion device

Info

Publication number: CN210138351U
Application number: CN201920257775.5U
Authority: CN
Inventors: 谭叶
Original assignee: Guangdong General Hospital Guangdong Academy of Medical Sciences
Current assignee: Guangdong General Hospital Guangdong Academy of Medical Sciences
Priority date: 2019-02-28
Filing date: 2019-02-28
Publication date: 2020-03-13
Anticipated expiration: 2029-02-28

Abstract

The utility model discloses a blood transfusion and infusion device, which comprises an infusion tube, a blood transfusion tube and a main conduit, wherein the blood transfusion tube is provided with a first flow regulator, the infusion tube is provided with a second flow regulator, the output end of the infusion tube and the output end of the blood transfusion tube are both communicated with the input end of the main conduit, the main conduit is provided with a Murphy's dropper from the input end to the output end in sequence, the precise liquid medicine filter comprises a precise liquid medicine filter and at least two tee joints used for adding medicine, wherein the input end of a Murphy's dropper is respectively communicated with the output end of a first flow regulator and the output end of a second flow regulator, the output end of the Murphy's dropper is communicated with the input end of the precise liquid medicine filter, at least one medicine adding port is arranged on the Murphy's dropper, the output end of the precise liquid medicine filter is communicated with the input end of one of the tee joints close to the precise liquid medicine filter, the tee joints are mutually communicated, and the output end of a main catheter is provided with. The blood transfusion and infusion device can realize the switching of blood transfusion and infusion, and reduce the workload of medical personnel.

Description

Blood transfusion and fluid infusion device

Technical Field

The utility model relates to the technical field of medical equipment, especially a blood transfusion system.

Background

At present, medical care personnel transfuse a patient by using a transfusion apparatus and transfuse blood to the patient by using a blood transfusion apparatus. When blood transfusion and fluid transfusion are not performed simultaneously, medical personnel need to frequently switch the infusion apparatus and the blood transfusion apparatus for many times, the workload of the medical personnel is increased, and the working efficiency is influenced.

When blood transfusion is carried out, when blood in a plurality of blood bags needs to be transfused into a human body, after one blood bag is transfused, medical staff need to wash the tube with saline with the concentration of 0.9 percent to continue to transfuse a second blood bag into the human body, so as to avoid adverse reactions of hemolysis, blood coagulation and the like of the human body. After the tube is flushed, the medical staff generally takes down the needle of the infusion apparatus and places the needle on the table for storage. Because the bacteria in the air are more, the needle head of the infusion apparatus is easily polluted, and the pulled needle head is easily forgotten to be lost, thereby causing the waste of medical appliances. The blood bag and the saline bag need to be frequently replaced by medical staff after the tube is flushed for many times, so that the labor intensity of the medical staff is increased.

In addition, the Murphy dropper of the existing transfusion apparatus and the Murphy dropper of the transfusion apparatus are not provided with a medicine adding port, so that the operation is convenient, medical workers need to add the tee joint to the transfusion apparatus or the transfusion apparatus before the operation, but the three-joint is in a falling risk, the blood is easy to leak, and the serious condition of the patient can be affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a blood transfusion system, its simple structure can realize the free switching of blood transfusion and infusion, has reduced medical personnel's work load.

In order to achieve the above object, an embodiment of the present invention provides a blood transfusion apparatus, including a transfusion tube, a blood transfusion tube and a main conduit, wherein a first flow regulator is disposed on the blood transfusion tube, a second flow regulator is disposed on the transfusion tube, an output end of the transfusion tube and an output end of the blood transfusion tube are both communicated with an input end of the main conduit, the main conduit is sequentially provided with a Murphy's dropper, a precise liquid medicine filter and at least two tees for medicine feeding from an input end to an output end thereof, an input end of the Murphy's dropper is respectively communicated with an output end of the first flow regulator and an output end of the second flow regulator, an output end of the Murphy's dropper is communicated with an input end of the precise liquid medicine filter, the Murphy's dropper is provided with at least one medicine feeding port, an output end of the precise liquid medicine filter is communicated with an input end of one of the, all the three-way joints are communicated with each other, and the output end of the main catheter is provided with an indwelling needle joint.

Preferably, the main conduit is further provided with a third flow regulator, and the output end of the Murphy's dropper is communicated with the input end of the precision liquid medicine filter through the third flow regulator.

Preferably, the input end of the blood transfusion tube is provided with a transfusion needle.

Preferably, the material of the blood transfusion needle is plastic.

Preferably, a first protective sleeve is sleeved on the blood transfusion needle.

Preferably, the input end of the infusion tube is provided with an infusion needle.

Preferably, the infusion needle is made of plastic steel.

As a preferred scheme, a second protective sleeve is sleeved on the infusion needle head.

To sum up, the embodiment of the utility model provides a blood transfusion and infusion apparatus, its simple structure combines blood transfusion ware and transfusion system together ingeniously, when blood transfusion or infusion, adjusts the free switching that first flow regulator and second flow regulator can realize infusion and blood transfusion, avoids changing blood transfusion infusion set, has reduced medical personnel's work load, reduces the contaminated probability of syringe needle. When carrying out the washing pipe operation, medical personnel only need adjust first flow regulator and second flow regulator the switching can, no longer need frequently change blood bag and salt solution bag, and the medical personnel of being convenient for carry out the washing pipe operation, have reduced its intensity of labour.

Drawings

Fig. 1 is a schematic structural diagram of a blood transfusion set provided by an embodiment of the present invention.

Reference numerals:

1. an infusion tube, 2, a blood transfusion tube, 3, a main catheter, 4, a first flow regulator, 5, a second flow regulator, 6, a Murphy's dropper, 7, a precise liquid medicine filter, 8, a tee joint, 9, an indwelling needle joint, 10, a third flow regulator, 11, a blood transfusion needle head, 12, a first protective sleeve, 13, a transfusion needle head, 14, a second protective sleeve, 15 and a medicine adding port.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, it should be noted that the terms "longitudinal", "upper", "inner", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

As shown in figure 1, the utility model provides a blood transfusion and infusion apparatus, which comprises an infusion tube 1, an infusion tube 2 and a main conduit 3, wherein the infusion tube 2 is provided with a first flow regulator 4, the infusion tube 1 is provided with a second flow regulator 5, the output end of the infusion tube 1 and the output end of the infusion tube 2 are both communicated with the input end of the main conduit 3, the main conduit 3 is sequentially provided with a Murphy's dropper 6, a precise liquid medicine filter 7 and at least two tee joints 8 for adding medicine from the input end to the output end thereof, the input end of the Murphy's dropper 6 is respectively communicated with the output end of the first flow regulator 4 and the output end of the second flow regulator 5, the output end of the Murphy's dropper 6 is communicated with the input end of the precise liquid medicine filter 7, the Murphy's dropper 6 is provided with at least one medicine adding port 15, the output end of the precise liquid medicine filter 7 is, all the three-way joints 8 are communicated with each other, and the output end of the main conduit 3 is provided with an indwelling needle joint 9.

Based on the technical scheme, the utility model provides a blood transfusion system will combine transfusion system and blood transfusion ware ingeniously to be in the same place. The input end of the blood transfusion tube 2 is communicated with the blood bag, and the input end of the transfusion tube 1 is communicated with the liquid medicine bag or the liquid medicine bottle, so that the blood transfusion and transfusion device can be simultaneously communicated with the liquid medicine bag and the blood bag. The first flow regulator 4 and the second flow regulator 5 are used to control the opening and closing and the flow rate of the blood transfusion tube 2 and the liquid transfusion tube 1, respectively. When a blood transfusion is required, the first flow regulator 4 is closed, the second flow regulator 5 is opened, and blood enters from the input end of the blood transfusion tube 2 and flows through the main conduit 3 into the human body. When blood transfusion is needed, the second flow regulator 5 is closed, the first flow regulator 4 is opened, and the liquid medicine enters from the input end of the transfusion tube 1 and flows through the main conduit 3 to enter the human body. When the transfusion device is used for washing the tube, the specific operation is as follows: the medical personnel inserts the saline bag into the input end of the infusion tube 1, inserts the blood bag into the input end of the blood transfusion tube 2, closes the first flow regulator 4, opens the second flow regulator 5, exhausts, inputs a small amount of physiological saline into the main catheter 3, closes the second flow regulator 5, opens the first flow regulator 4 for blood transfusion, and adjusts the speed of blood transfusion by adjusting the first flow regulator 4. After the blood in the blood bag is completely transfused, the first flow regulator 4 is closed, the second flow regulator 5 is opened, and the blood can be continuously transfused into the next blood product bag after being flushed. The saline flows in from the input end of the infusion tube 1 and flows out from the indwelling needle joint 9, the transfusion device omits the needle of the transfusion device, and the problem that the needle is polluted or lost is not generated. At least two tee joints 8 are arranged on the main catheter 3, so that medical workers can add medicine into a pipeline at any time in the process of operation, the use is convenient, the time for the medical workers to add and connect the tee joints 8 to a blood transfusion device or a transfusion device is saved, and the advantages of the blood transfusion device under the condition that a doctor rescues a patient are obvious. And the tee joint 8 is directly fixed on the main guide pipe 3, so that the situation that the tee joint 8 falls off from the pipeline cannot occur. The Murphy dropper 6 is provided with at least one medicine adding port 15, so that medical staff can add medicine into the Murphy dropper 6 at any time, the use is convenient, and the operation is facilitated. In the present embodiment, preferably, the Murphy's dropper 6 is provided with three or four tees 8, and more preferably, the Murphy's dropper 6 is provided with three tees 8. The precise liquid medicine filter 7 is used for filtering tiny insoluble impurities and reducing the transfusion reaction of a patient in the transfusion process. The remaining needle joint 9 can reduce the pain of the patient caused by repeated venipuncture, reduce the fear of the patient to injection and relieve the anxiety.

Wherein, the main conduit 3 is also provided with a third flow regulator 10, and the output end of the Murphy's dropper 6 is communicated with the input end of the precise liquid medicine filter 7 through the third flow regulator 10. The medical staff can control whether the liquid flows in the main catheter 3 or not by opening or closing the third flow rate adjuster 10, and control the flow rate of the liquid flowing in the main catheter 3 by adjusting the third flow rate adjuster 10.

Specifically, the input end of the blood transfusion tube 2 is provided with a transfusion needle 11 for inserting into a blood bag. The longitudinal section of the transfusion needle 11 is trapezoidal, and one end of the needle far away from the transfusion tube 1 is provided with a sharp part for connecting a blood bag. The material of the transfusion needle 11 is plastic, according to the blood characteristics, and does not cause any chemical reaction with the blood product. The first protective sleeve 12 is sleeved on the blood transfusion needle 11, and the first protective sleeve 12 is used for protecting the blood transfusion needle 11 and protecting the sharp part of the blood transfusion needle to avoid accidental injury to medical staff and others. In the non-use state, the first protective cover 12 is sleeved on the blood transfusion needle 11, so that the blood transfusion needle 11 can be kept clean and free from pollution.

Similarly, the input end of the infusion tube 1 is provided with an infusion needle 13 for inserting into a liquid medicine bag or a liquid medicine bottle. The infusion needle head 13 is made of plastic steel, and the plastic steel is low in price and durable in use. The second protective sleeve 14 is sleeved on the infusion needle 13 and used for protecting the infusion needle 13 and preventing medical staff and other people from being accidentally stabbed by the needle, and the second protective sleeve 14 is sleeved on the infusion needle 13 and prevents the needle from being polluted in a non-use state.

It should be understood that the terms "first", "second", "third", etc. are used herein to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.

Claims

1. A blood transfusion and infusion device is characterized in that: the infusion tube is provided with a first flow regulator, the infusion tube is provided with a second flow regulator, the output end of the infusion tube and the output end of the blood conveying tube are communicated with the input end of the master tube, the master tube is sequentially provided with a Murphy's dropper, a precise liquid medicine filter and at least two tee joints used for medicine feeding from the input end to the output end of the master tube, the input end of the Murphy's dropper is respectively communicated with the output end of the first flow regulator and the output end of the second flow regulator, the output end of the Murphy's dropper is communicated with the input end of the precise liquid medicine filter, the Murphy's dropper is provided with at least one medicine feeding port, the output end of the precise liquid medicine filter is communicated with the input end of one of the tee joints close to the precise liquid medicine filter, all the three-way joints are communicated with each other, and the output end of the main catheter is provided with an indwelling needle joint.

2. The transfusion set of claim 1, wherein: the main conduit is also provided with a third flow regulator, and the output end of the Murphy's dropper is communicated with the input end of the precision liquid medicine filter through the third flow regulator.

3. The transfusion set of claim 1, wherein: and a blood transfusion needle is arranged at the input end of the blood transfusion tube.

4. A transfusion system according to claim 3, characterized in that: the material of the blood transfusion needle head is plastic.

5. A transfusion system according to claim 3, characterized in that: the blood transfusion needle is sleeved with a first protective sleeve.

6. The transfusion set of claim 1, wherein: the input end of the infusion tube is provided with an infusion needle.

7. The transfusion set of claim 6, wherein: the infusion needle head is made of plastic steel.

8. The transfusion set of claim 6, wherein: and a second protective sleeve is sleeved on the infusion needle head.