CN211751508U

CN211751508U - Bleeding device for blood exchange treatment

Info

Publication number: CN211751508U
Application number: CN202020023501.2U
Authority: CN
Inventors: 刘凤玲
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-07
Filing date: 2020-01-07
Publication date: 2020-10-27
Anticipated expiration: 2030-01-07

Abstract

The utility model discloses a bleeding device for blood exchange treatment, which comprises a blood transfusion bottle, a transfusion pump I and a transfusion vessel I which are arranged at the vein side of a patient and are connected in sequence, a transfusion vessel II, a four-way pipe, a transfusion vessel III, a reversely connected transfusion pump II, a transfusion vessel IV and a waste liquid bottle which are arranged at the artery side of the patient and are connected in sequence, wherein the second interface of the four-way pipe is connected with a transfusion extension pipe and an injection micro pump; a perspective window is arranged on the four-way pipe, a sealing gasket is arranged in a third interface of the four-way pipe, a stop block is arranged on the inner wall of the third interface and is positioned on the outer side of the sealing gasket, a sealing cover I is arranged at the outer end of the third interface, the sealing cover I is in threaded connection with the third interface, a plug neck is arranged in the middle of the sealing cover I, and the size of the plug neck is matched with that of the third interface; the lower end of the blood transfusion tube IV is connected with a sealing cover II, the sealing cover II is spirally connected with the waste liquid bottle, and an alarm device is arranged on the sealing cover II. The device is easy to operate and convenient to use, and reduces nursing workload.

Description

Bleeding device for blood exchange treatment

Technical Field

The utility model belongs to the technical field of medical instrument, concretely relates to blood changing treatment bloodletting device.

Background

The blood exchange therapy is a treatment method for treating some diseases by inputting a large amount of normal blood and simultaneously exchanging partial or most of the original blood of a patient. The method is applied to hemolytic disease of newborn, severe hemolytic reaction, uremia, hyperkalemia, severe carbon monoxide poisoning, hepatic coma of certain types and the like.

In the process of blood exchange, peripheral venous blood transfusion of a patient is needed, and blood is simultaneously drawn from a peripheral artery, a transfusion pump is adopted to replace a manual blood exchange mode to realize synchronous blood exchange at present, when gas exists in a blood transfusion pump, the blood transfusion pump cannot work normally, saline is usually pre-filled into a blood transfusion tube connected with the transfusion pump to discharge the air in the blood transfusion tube, and how to perform pre-flushing treatment by using physiological saline is not explicitly explained in a blood exchange device at present; in the blood changing process, when the problems of slow blood flow, insufficient anticoagulant injection amount and the like occur in the blockage of a blood transfusion tube outside the body, the device cannot continue to work, the anticoagulant is added into the pumped blood through a three-way valve in the blood transfusion tube at the blood drawing end at present to prevent the blood from coagulating, but the adopted three-way valve has no observable window, and the mixed condition of the anticoagulant and the blood cannot be clearly observed; at present, the adopted blood changing device has no warning function, and medical staff forget to change an output waste liquid bottle when busy in the blood changing process, so that waste liquid in the waste liquid bottle is accumulated excessively.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a convenient blood exchange treatment bloodletting device who observes the process of trading blood to the not enough of existence among the prior art.

In order to achieve the above purpose, the technical solution of the present invention is as follows:

a kind of blood changing treatment bloodletting device, including the transfusion bottle, transfusion pump I and transfusion vessel I that are set up in the peripheral vein side of patient and connected sequentially, and the transfusion vessel II, four-way pipe, transfusion vessel III, transfusion pump II, transfusion vessel IV and waste liquid bottle that are set up in the deep vein side of patient and connected sequentially, the second interface of the said four-way pipe connects the transfusion extension tube and injects the micropump; a perspective window is arranged on the four-way pipe, a sealing gasket is arranged in a third interface of the four-way pipe, a stop block is arranged on the inner wall of the third interface and is positioned outside the sealing gasket, a sealing cover I is arranged at the outer end of the third interface, the sealing cover I is in threaded connection with the third interface, a plug neck is arranged in the middle of the sealing cover I, and the size of the plug neck is matched with that of the third interface; the lower end of the blood transfusion tube IV is connected with a sealing cover II, the sealing cover II is in spiral connection with the waste liquid bottle, and an alarm device is arranged on the sealing cover II.

In the using process of the device, plasma substitute is filled in a blood transfusion bottle and is infused from a peripheral vein at a constant speed through an infusion pump I and a blood transfusion tube I, the blood transfusion tube II is connected with a deep vein and then is connected with a four-way pipe, before use, a sealing cover I of a third interface is pulled out, saline is injected into the blood transfusion tube by a needle to exhaust gas in the blood transfusion tube, the sealing cover is covered after the gas is exhausted, the middle part of a sealing gasket in the third interface is provided with a plurality of openings, the needle which is flushed during saline flushing can directly extrude the sealing gasket inwards, the sealing gasket returns to the original shape when the needle is pulled out from the third interface, a stop block is arranged on the outer side of the sealing gasket, the sealing gasket can be prevented from moving outwards along with the needle, the; the size of a plug neck on the sealing cover I is matched with the size of the inner wall of the third connector, so that the sealing performance of the sealing cover I is improved, the original three-way pipe is changed into a four-way pipe, and a perspective window is arranged on the four-way pipe, so that the blood conveying pipe can be conveniently pre-flushed and observed, and the use is convenient; the injection micropump is internally provided with an anticoagulant, the anticoagulant is added into the replaced blood through the four-way pipe under the action of the microinjection pump in the blood replacement process to prevent blood coagulation, the fusion condition of the anticoagulant and the blood in the four-way pipe can be observed more visually through the perspective window, when the blood output from the waste liquid bottle reaches and is collected to a certain amount, the alarm device gives an alarm to remind medical staff of replacing the waste liquid bottle, and the working efficiency is improved.

The utility model discloses further explain, alarm device includes control chip, LED lamp, bee calling organ, liquid sensor and battery; control chip and battery are installed in sealed lid II, II tops of sealed lid are equipped with the apron, LED lamp and bee calling organ are installed on the apron, II screwed connection of apron and sealed lid, liquid sensor passes through electric wire connection with control chip and extends to the waste liquid bottle, LED lamp and bee calling organ pass through electric wire connection with control chip respectively, LED lamp and bee calling organ pass through electric wire connection with the battery respectively.

When the blood volume of collecting in the waste liquid bottle reachd the liquid sensor position of waste liquid bottle upper end, liquid inductor transmits the liquid level information of blood to control chip, and control chip gives the LED lamp with information transfer and makes the LED lamp light, and buzzer sends alarm sound, reminds medical staff in time to change the blood in the waste liquid bottle, improves work efficiency.

The utility model discloses explain further, control chip is the singlechip.

The utility model discloses explain further, the battery is button cell.

The utility model discloses explain further, liquid sensor is photoelectric level sensor.

The utility model discloses explain further, be equipped with the scale on the waste liquid bottle. The waste liquid bottle is provided with scales to visually observe the amount of the blood drawn, so that the metering precision of the blood drawing amount is greatly improved.

The utility model discloses explain further, be equipped with regulating switch I on the defeated blood vessel III, the infusion extension pipe is equipped with regulating switch II.

The utility model discloses the beneficial effect who has as follows:

1. the utility model discloses a device can adjust the volume and the speed of drawing blood according to patient's self needs in the use to the speed of bloodletting is invariable, controllable, stable, and convenient to use, how many red blood cells just the reinfusion of patient's emission.

2. The anticoagulant is added into the blood transfusion tube for bloodletting, so that the discharged blood can not be coagulated to block the transfusion tube, and the bloodletting is ensured to be smooth.

3. A perspective window is arranged in the four-way pipe, and the fusion condition of the bloodletting and the anticoagulant can be observed through the perspective window.

4. The end part of the waste liquid bottle is provided with the alarm device, and medical staff can be reminded to replace the waste liquid in the waste liquid bottle through the prompting function of the alarm device, so that the blood replacement treatment is ensured.

5. The waste liquid bottle is provided with scales, the amount of the blood drawn can be directly observed through the scales, and the measurement precision of the blood drawing amount is greatly improved.

Drawings

Fig. 1 is a structural schematic diagram of the whole using state of the blood-changing treatment bloodletting device of the utility model.

Fig. 2 is a cross-sectional view of the four-way pipe of the present invention.

Fig. 3 is a cross-sectional view of the sealing cover i of the present invention.

Fig. 4 is a top view of the sealing gasket of the present invention.

Fig. 5 is an external view showing the installation of the alarm device according to embodiment 2.

Fig. 6 is a schematic view of a connection structure of the alarm device of fig. 5.

Fig. 7 is an external top view of the alarm device of fig. 5.

Fig. 8 is a schematic structural diagram of the alarm device of fig. 5.

Wherein, each icon and the corresponding part name are as follows:

1-transfusion bottle, 2-transfusion pump I, 3-transfusion tube I, 4-injection micro pump, 5-transfusion extension tube, 6-regulating switch II, 7-transfusion tube II, 8-four-way tube, 9-perspective window, 10-transfusion tube III, 11-regulating switch I, 12-transfusion pump II, 13-transfusion tube IV, 14-sealing cover II, 15-waste liquid bottle, 16-control chip, 17-liquid sensor, 18-battery, 19-LED lamp, 20-buzzer, 21-sealing cover I, 22-sealing gasket and 23-baffle.

Detailed Description

The following non-limiting detailed description of the present invention is provided in connection with the preferred embodiments and accompanying drawings.

Example 1:

a kind of blood changing treatment bloodletting device, including setting up in the peripheral vein side of patient and consecutive conjunctive transfusion bottle 1, fluid infusion pump I2 and transfusion vessel I3, and setting up in the deep vein side of patient and consecutive conjunctive transfusion vessel II 7, four-way pipe 8, transfusion vessel III 10, inverse transfusion pump II 12, transfusion vessel IV 13 and waste liquid bottle 15, the second interface of the said four-way pipe 8 connects infusion extension tube 5 and injects the micropump 4; a perspective window 9 is arranged on the four-way pipe 8, a sealing gasket 22 is arranged in a third interface of the four-way pipe 8, a stop block 23 is arranged on the inner wall of the third interface, the stop block 23 is positioned outside the sealing gasket 22, a sealing cover I21 is arranged at the outer end of the third interface, the sealing cover I21 is in threaded connection with the third interface, a plug neck is arranged in the middle of the sealing cover I21, and the size of the plug neck is matched with that of the third interface; the lower end of the blood transfusion tube IV 13 is connected with a sealing cover II 14, the sealing cover II 14 is in spiral connection with a waste liquid bottle 15, and an alarm device is arranged on the sealing cover II 14.

Example 2:

this embodiment is different from embodiment 1 in that: the alarm device comprises a control chip 16, a liquid sensor 17, a battery 18, an LED lamp 19 and a buzzer 20; the control chip 16 and the battery 18 are installed in a sealing cover II 14, a cover plate is arranged at the top of the sealing cover II 14, the cover plate is in screw connection with the sealing cover II 14, the LED lamp 19 and the buzzer 20 are installed on the cover plate, the liquid sensor 17 and the control chip 16 are connected through wires and extend into the waste liquid bottle 15, the LED lamp 19 and the buzzer 20 are respectively connected with the control chip 16 through wires, and the LED lamp 19 and the buzzer 20 are respectively connected with the battery 18 through wires.

Example 3:

this example differs from example 2 in that: the control chip 16 is a single chip microcomputer; the battery 18 is a button battery 18; the liquid sensor 17 is a photoelectric water level sensor.

Example 4:

this example differs from example 1 in that: the waste liquid bottle 15 is provided with scales.

Example 5:

this example differs from example 1 in that:

an adjusting switch I11 is arranged on the blood transfusion tube III 10, and an adjusting switch II 6 is arranged on the transfusion extension tube 5.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Finally, it should be pointed out that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it. Although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. A kind of blood changing treatment bloodletting device, including the transfusion bottle (1), transfusion pump I (2) and transfusion vessel I (3) that are set up in the peripheral vein side of patient and connect sequentially, and set up in the deep vein side of patient and transfusion vessel II (7), four-way pipe (8), transfusion vessel III (10) that connect sequentially, transfusion pump II (12), transfusion vessel IV (13) and waste liquid bottle (15) that connect reversely, the second interface of the said four-way pipe (8) connects the transfusion extension tube (5) and injects the micropump (4); the novel anti-theft door is characterized in that a perspective window (9) is arranged on the four-way pipe (8), a sealing gasket (22) is arranged in a third interface of the four-way pipe (8), a stop block (23) is arranged on the inner wall of the third interface, the stop block (23) is positioned on the outer side of the sealing gasket (22), a sealing cover I (21) is arranged at the outer end of the third interface, the sealing cover I (21) is in threaded connection with the third interface, a plug neck is arranged in the middle of the sealing cover I (21), and the size of the plug neck is matched with that of the third interface; the lower end of the blood transfusion tube IV (13) is connected with a sealing cover II (14), the sealing cover II (14) is in spiral connection with a waste liquid bottle (15), and an alarm device is arranged on the sealing cover II (14).

2. The bleeding device for exchange treatment according to claim 1, wherein the alarm device comprises a control chip (16), a liquid sensor (17), a battery (18), an LED lamp (19) and a buzzer (20); control chip (16) and battery (18) are installed in sealed lid II (14), sealed lid II (14) top is equipped with the apron, apron and sealed lid II (14) screwed connection, LED lamp (19) and bee calling organ (20) are installed on the apron, liquid sensor (17) pass through electric wire connection with control chip (16) and extend to waste liquid bottle (15) in, LED lamp (19) and bee calling organ (20) pass through electric wire connection with control chip (16) respectively, LED lamp (19) and bee calling organ (20) pass through electric wire connection with battery (18) respectively.

3. The bleeding device for exchange treatment according to claim 2, wherein the control chip (16) is a single-chip microcomputer.

4. The revascularization therapeutic phlebotomy device of claim 2, wherein the battery (18) is a button battery (18).

5. The phlebotomy treatment phlebotomy device of claim 2, wherein the liquid sensor (17) is a photoelectric water level sensor.

6. The phlebotomy treatment phlebotomy device of any of claims 1 or 2, wherein the waste liquid bottle (15) is provided with graduations.

7. The phlebotomy treatment phlebotomy device according to any one of claims 1 or 2, wherein a regulating switch i (11) is provided on the blood transfusion tube iii (10), and a regulating switch ii (6) is provided on the transfusion extension tube (5).