CN219398482U - Disposable blood transfusion device - Google Patents

Abstract

The utility model relates to the technical field of medical equipment, in particular to a disposable blood transfusion device, which comprises a filter, wherein a sleeve is arranged outside the filter; the water bag is arranged in the sleeve; the heating pipe is arranged at the outer side of the water bag; a second infusion tube connected to the lower end of the filter; a blood transfusion needle which is arranged at the lower end of the second infusion tube; a protective cover provided outside the blood transfusion needle; and a rubber cushion arranged inside the protective cover. The utility model overcomes the defects of the prior art, the heating pipe and the water bag are arranged outside the filter to heat the flowing blood, so that discomfort caused by too low temperature of the blood just taken out is prevented when a patient inputs the blood, the protective cover is arranged, the rubber cushion is arranged inside the protective cover and is fixed through the limiting clamping seat, the needle head is fixed through the rubber cushion, and the protective cover is further fixed through the connecting belt, so that the protective cover is not easy to slide off, and the safety is improved.

Description

Disposable blood transfusion device

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a disposable blood transfusion device.

Background

Blood transfusion apparatuses are very important medical devices in clinical medicine, particularly in emergency treatment, and are often used, and general blood transfusion apparatuses comprise a blood transfusion needle tube and a blood transfusion tube connected with the blood transfusion needle tube, so that when a patient is in blood flow due to injury, operation and the like, the patient needs to be transfused in the patient to ensure the life safety of the patient, and the blood in a blood bank can be input into the patient through the blood transfusion apparatus to realize treatment.

Reference is made to a disposable blood transfusion set (CN 214970119U) which communicates with a blood transfusion bag through a first insertion needle while opening a flow valve on a blood transfusion branch, and a second insertion needle communicates with a saline bag while closing a flow valve on a flushing branch; blood passes through the first syringe needle of inserting of first syringe needle arrival three-way valve and gets into blood transfusion branch pipe after accomplishing the blood transfusion, but blood is generally cold preservation, when wounded's emergency needs blood, just the blood that takes out from the fridge is come not just to carry out temperature regulation input wounded's body, colder blood input leads to wounded's discomfort, and because the transfusion set is disposable, today's transfusion set is because direct lid with the visor outside the syringe needle, fixed effect is not good, probably lead to the visor to slide off and lead to the syringe needle to expose, the syringe needle can stab staff when carrying out garbage disposal, the safety protection nature is relatively poor, therefore need a disposable transfusion set that can carry out temperature regulation and fix the syringe needle visor to blood.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a disposable blood transfusion device, and aims to solve the problems that in the prior art, the temperature of a blood bag just taken out is low, so that a patient is uncomfortable, and a protective cover is easy to slide down, so that a needle is exposed, and the safety is influenced.

In order to solve the technical problems, the utility model provides the following technical scheme:

a disposable blood transfusion apparatus comprising a filter externally fitted with a cannula; the water bag is arranged in the sleeve; the heating pipe is arranged at the outer side of the water bag; a second infusion tube connected to the lower end of the filter; a blood transfusion needle which is arranged at the lower end of the second infusion tube; a protective cover provided outside the blood transfusion needle; a rubber cushion provided inside the protective cover; the limiting clamping seat is arranged in the protective cover; and the connecting belt is arranged at one end of the protective cover.

Preferably, the filter further comprises: a first infusion tube connected to the upper end of the filter; and the third infusion tube is connected inside the first infusion tube.

Preferably, the first infusion tube further comprises: a control valve arranged in the middle of the first infusion tube; an insertion needle connected to the upper end of the first infusion tube; a blood bag arranged at the upper end of the insertion needle.

Preferably, the insertion needle further comprises: the saline bag is connected to the upper end of the insertion needle head, and the third infusion tube and the first infusion tube are arranged in the same mode.

Preferably, the second infusion tube further comprises: and the mounting sleeve is mounted at the middle end of the outer part of the second infusion tube, and the horizontal area of the upper end of the blood transfusion needle head is matched with the horizontal area of the inner part of the protective cover.

Preferably, the vertical height of the limiting clamping seat is higher than the upper end height of the rubber cushion, and a filter screen and chemical fiber filter cloth are arranged in the filter.

The embodiment of the utility model provides a disposable blood transfusion device, which has the following beneficial effects: through setting up heating pipe and water bag outside the filter, heat the blood that flows through, prevent to just take out the blood and cause discomfort when making patient's input because the temperature is too low, through setting up the visor, the visor is inside to be provided with the rubber cushion, and the rubber cushion passes through spacing cassette to be fixed, passes through the rubber cushion with the syringe needle fixed, further is fixed by the connecting band again for the visor is difficult for the landing, promotes the security.

1. Through setting up the installation cover, installation cover inside is provided with heating pipe and water bag, and installation cover and water bag are heat conduction rubber material, carry out temperature regulation for the water bag through the heating pipe, and the blood of convection current through the filter carries out temperature regulation again, makes temperature regulation more even through the water bag, through carrying out temperature regulation to blood, prevents that the blood that just takes out from causing uncomfortable when making patient input because the temperature is too low.

2. Through setting up the visor, the visor is installed in the outside of blood transfusion syringe needle, and the visor is inside to be provided with the rubber cushion, fixes the rubber cushion through spacing cassette, and the device of abandonment inserts the syringe needle rubber cushion, and the one end of visor is fixed through the connecting band for through the setting of rubber cushion and connecting band, make the visor be difficult for droing and lead to the syringe needle to expose, promote safety protection nature.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

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

FIG. 2 is a schematic view of a second infusion tube according to the present utility model;

FIG. 3 is a schematic view of the structure of the protective cover of the present utility model;

fig. 4 is a schematic view of the internal structure of the sleeve of the present utility model.

In the figure: 1. a blood bag; 2. a brine bag; 3. inserting a needle; 4. a control valve; 5. a filter; 6. a sleeve; 7. a mounting sleeve; 8. a connecting belt; 9. a blood transfusion needle; 10. a protective cover; 11. a first infusion tube; 12. a second infusion tube; 13. a third infusion tube; 14. a limit clamping seat; 15. a rubber cushion; 16. a water bag; 17. and (5) heating the pipe.

Detailed Description

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.

Examples: as shown in fig. 1, a disposable blood transfusion apparatus comprises a first infusion tube 11, blood transfusion needles 9 are installed at the upper end of the first infusion tube 11, two groups of blood transfusion needles 9 are arranged, a blood bag 1 and a saline bag 2 are respectively arranged at the upper ends of the two groups of blood transfusion needles 9, a control valve 4 is arranged in the middle of the first infusion tube 11 and used for adjusting infusion input, a third infusion tube 13 is arranged at the right end of the first infusion tube 11 and used for injecting normal saline, a middle control valve 4 of the third infusion tube 13 is used for adjusting input of the normal saline, a filter 5 is installed at the lower end of the first infusion tube 11, and a second infusion tube 12 is arranged at the lower end of the filter 5.

As shown in fig. 2 and 3, the lower extreme of second transfer line 12 is connected with blood transfusion needle 9 and is used for inserting the internal blood transfusion of patient, the outside middle-end of second transfer line 12 is provided with installation cover 7, visor 10 is installed to blood transfusion needle 9's lower extreme, visor 10's inside is provided with rubber cushion 15, rubber cushion 15 is fixed through spacing cassette 14, visor 10's one end is provided with connecting band 8, the connecting band 8 other end links to each other with installation cover 7, after the device uses up with the syringe needle insert rubber cushion 15, visor 10's one end is fixed through connecting band 8, through the setting of rubber cushion 15 and connecting band 8, make visor 10 be difficult for droing and lead to the syringe needle to expose, promote safety protection nature.

As shown in fig. 4, the sleeve 6 is installed on the outside of the filter 5, the filter 5 is internally provided with a filter screen and chemical fiber filter cloth for filtering coagulum in blood, the sleeve 6 is internally provided with a heating pipe 17 and a water bag 16, the sleeve 6 and the water bag 16 are made of heat-conducting rubber materials, the water bag 16 is subjected to temperature regulation through the heating pipe 17, then the blood passing through the filter 5 is subjected to temperature regulation, the temperature regulation is more uniform through the water bag 16, and the blood just taken out is prevented from being uncomfortable when being input by a patient due to the fact that the temperature is too low through the temperature regulation.

Working principle: the device includes first transfer line 11, blood transfusion syringe needle 9 is installed to the upper end of first transfer line 11, blood transfusion syringe needle 9 is provided with two sets of altogether, the upper end of two sets of blood transfusion syringe needles 9 is provided with blood bag 1 and saline bag 2 respectively, two sets of control valves 4 are used for controlling blood and saline's input, open saline's input after the blood transfusion is accomplished and make remaining blood in the transfer line clear up, filter 5 is installed to the lower extreme of first transfer line 11, the lower extreme of filter 5 is provided with second transfer line 12, visor 10 is installed to the lower extreme of blood transfusion syringe needle 9, visor 10's inside is provided with rubber cushion 15, rubber cushion 15 is fixed through spacing cassette 14, the one end of visor 10 is provided with connecting band 8, the connecting band 8 other end links to each other with installation cover 7, insert rubber cushion 15 after the device uses up, the one end of visor 10 is fixed through connecting band 8, through setting up of rubber cushion 15 and connecting band 8, make visor 10 difficult the drop and lead to the exposure in the transfer line, promote safety protection, filter 5's externally mounted has sleeve 6, filter 5 inside is provided with chemical fibre and is provided with the filter cloth 6, filter 16 and is used for carrying out temperature regulation to the filter cloth 16 through temperature regulation filter cloth 16, temperature regulation filter cloth 16 is used for the blood bag 16 is more evenly through the temperature regulation filter cloth 16, when the temperature regulation is carried out to the filter 16, the temperature regulation is carried out for the filter 16, the temperature regulation is more has the filter 16, the temperature regulation is carried out for the filter 16, and is more temperature regulation 16, and is convenient for the patient is 16.

Claims (6)

1. A disposable blood transfusion apparatus, comprising:

a filter (5) having a sleeve (6) mounted on the outside;

a water bag (16) provided inside the sleeve (6);

a heating pipe (17) installed outside the water bag (16);

a second infusion tube (12) connected to the lower end of the filter (5);

a blood transfusion needle (9) mounted at the lower end of the second transfusion tube (12);

a protective cover (10) provided outside the blood transfusion needle (9);

a rubber cushion (15) provided inside the protective cover (10);

a limit clamping seat (14) which is arranged in the protective cover (10);

and a connection band (8) provided at one end of the protective cover (10).

2. The disposable blood transfusion apparatus according to claim 1, wherein the filter (5) further comprises:

a first infusion tube (11) connected to the upper end of the filter (5);

and a third infusion tube (13) connected to the inside of the first infusion tube (11).

3. The disposable blood transfusion apparatus according to claim 2, wherein the first transfusion tube (11) further comprises:

a control valve (4) provided in the middle of the first infusion tube (11);

an insertion needle (3) connected to the upper end of the first infusion tube (11);

a blood bag (1) arranged at the upper end of the insertion needle (3).

4. A disposable blood transfusion apparatus as claimed in claim 3, wherein said insertion needle (3) further comprises:

the saline bag (2) is connected to the upper end of the insertion needle head (3), and the third infusion tube (13) and the first infusion tube (11) are arranged in the same mode.

5. The disposable blood transfusion apparatus of claim 1, wherein the second transfusion tube (12) further comprises:

and the mounting sleeve (7) is mounted at the middle outer end of the second infusion tube (12), and the horizontal area of the upper end of the needle head of the blood transfusion needle (9) is matched with the horizontal area of the inner part of the protective cover (10).

6. Disposable blood transfusion apparatus according to claim 1, characterized in that the vertical height of the limit clamping seat (14) is higher than the upper end height of the rubber cushion (15), and the filter (5) is internally provided with a filter screen and chemical fiber filter cloth.