CN217660914U

CN217660914U - Citric acid anticoagulation device for hemodialysis

Info

Publication number: CN217660914U
Application number: CN202220743328.2U
Authority: CN
Inventors: 郭丝丝; 姚筱; 郭丁花; 苏晛; 成家达; 杨烨; 林彩花; 黄丽丹; 李林枝
Original assignee: Huizhou Third People's Hospital
Current assignee: Huizhou Third People's Hospital
Priority date: 2022-04-01
Filing date: 2022-04-01
Publication date: 2022-10-28
Anticipated expiration: 2032-04-01

Abstract

The utility model relates to the technical field of medical equipment, specifically be a citric acid anti-freezing device for hemodialysis, including the support that has two-layer structure from top to bottom, the lower floor fixed mounting of support has the peristaltic pump, the upper fixed mounting of support has the shell body, the inside fixed mounting of shell body has a jar body, the infusion hose is installed to the bottom intercommunication of the jar body, install the check valve on the infusion hose, the end of infusion hose runs through the upper strata of shell body and support in proper order and installs in the peristaltic pump, the end of infusion hose runs through the heating box of installing in support lower floor, the support with be provided with electrical control mechanism on the shell body, the internally mounted of heating box has temperature regulating mechanism. The utility model discloses when the infusion hose passes through the heating box, through the inside electric heating pipe of heating box and temperature switch, can heat the infusion hose effectively to prevent that the sodium citrate solution temperature in the infusion hose is lower and lead to patient's health uncomfortable.

Description

Citric acid anticoagulation device for hemodialysis

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a citric acid anticoagulation device for hemodialysis.

Background

Citric acid is also called citric acid, which can chelate calcium ions, and because the blood coagulation in vivo is mainly due to the action of calcium ions, when the calcium ions are reduced, the blood can generate the phenomenon of coagulation slowing, so the citrate solution is commonly used for resisting the coagulation effect in the medical field, and in the hemodialysis, in order to prevent the blood coagulation of a patient, a sodium citrate solution is generally input into the body of the patient so as to reduce the calcium ions in the body fluid of the patient, thereby achieving the anticoagulation effect;

in the prior art, a peristaltic pump is usually used for quantitatively injecting a sodium citrate solution into a patient, but the peristaltic pump is used for injecting the sodium citrate solution, so that inconvenience is brought;

at present, when a peristaltic pump is used for injecting a sodium citrate solution into a patient body in the market, required medical appliances such as a medicine bottle and the peristaltic pump need to be separately placed, and due to the fact that medical equipment in an injection place is more, the injection place is relatively disordered due to the fact that the medical equipment is separately placed, and certain influence is caused on management of an injection room.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a citric acid anti-coagulation device for hemodialysis to solve the problem that proposes in the above-mentioned background art. In order to achieve the above purpose, the utility model provides a following technical scheme: a citric acid anticoagulation device for hemodialysis comprises a support with an upper layer structure and a lower layer structure, wherein a peristaltic pump is fixedly mounted on the lower layer of the support, an outer shell is fixedly mounted on the upper layer of the support, a tank body is fixedly mounted in the outer shell, the bottom of the tank body is communicated with and mounted with an infusion hose, a one-way valve is mounted on the infusion hose, the tail end of the infusion hose sequentially penetrates through the upper layers of the outer shell and the support and is mounted in the peristaltic pump, the tail end of the infusion hose penetrates through a heating box mounted on the lower layer of the support, an electric control mechanism is arranged on the support and the outer shell, and a temperature control mechanism is mounted in the heating box;

the top of the tank body is provided with a liquid inlet pipe and a negative pressure pipe in a communicating manner, the top end of the liquid inlet pipe sequentially penetrates through the top of the outer shell, the side wall of the transparent cover and the fixed partition plate and is provided with a liquid taking needle in a communicating manner, the liquid taking needle is fixedly arranged at the top of the fixed partition plate, the fixed partition plate is fixedly arranged on the inner wall of the transparent cover, the transparent cover is fixedly arranged at the top of the outer shell, and the liquid inlet pipe is provided with a pressure relief mechanism in a communicating manner;

the tail end of the negative pressure pipe is communicated with and installed at the air inlet end of the vacuum pump, the vacuum pump is fixedly installed inside the outer shell, the exhaust end of the vacuum pump is communicated with and installed with the exhaust pipe, and the tail end of the exhaust pipe penetrates through the side wall of the outer shell and is arranged outside the outer shell.

Preferably, temperature control mechanism includes the heating box, the inside fixed mounting of heating box has electric heating pipe and temperature switch, electric heating pipe with electric connection between the temperature switch.

Preferably, the pressure relief mechanism comprises a pressure relief pipe and an electromagnetic valve, one end of the pressure relief pipe is arranged in the outer shell and communicated with the liquid inlet pipe, and the other end of the pressure relief pipe penetrates through the top of the outer shell and is communicated with the electromagnetic valve.

Preferably, the electric control mechanism comprises a control panel, the control panel is fixedly mounted at the top of the outer shell and is electrically connected with a power supply assembly, and the power supply assembly is fixedly mounted on the upper layer of the support.

Preferably, the power supply assembly is electrically connected with the peristaltic pump, and the control panel is electrically connected with the electromagnetic valve, the vacuum pump and the temperature switch.

Preferably, the bracket comprises a lower plate as a lower layer, and the top of the lower plate is fixedly connected with an upper plate as an upper layer through four support columns.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a highly concentrate medicine bottle and peristaltic pump together, avoided when the injection, peristaltic pump and the separately putting of medicine bottle to can make things convenient for medical personnel to the management in ward, also can play clean and tidy effect simultaneously.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the heating box, the outer housing and the transparent cover of the present invention;

FIG. 3 is a second schematic view of the overall structure of the present invention;

fig. 4 is an enlarged schematic view of a portion of the structure shown in fig. 2 according to the present invention.

In the figure: 1. a support; 101. a lower layer plate; 102. a support column; 103. a lower layer plate; 2. a peristaltic pump; 3. an outer housing; 4. a tank body; 5. a transfusion hose; 6. a one-way valve; 7. a heating box; 8. an electric heating tube; 9. a temperature switch; 10. a liquid inlet pipe; 11. fixing the partition board; 12. taking a liquid needle; 13. a transparent cover; 14. a pressure relief pipe; 15. an electromagnetic valve; 16. a negative pressure tube; 17. a vacuum pump; 18. an exhaust pipe; 19. a control panel; 20. a power supply assembly.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by the staff of ordinary skill in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: a citric acid anticoagulation device for hemodialysis comprises a support 1 with an upper layer and a lower layer, wherein a peristaltic pump 2 is fixedly installed on the lower layer of the support 1, an outer shell 3 is fixedly installed on the upper layer of the support 1, a tank body 4 is fixedly installed inside the outer shell 3, an infusion hose 5 is installed at the bottom of the tank body 4 in a communicated manner, a one-way valve 6 is installed on the infusion hose 5, the tail end of the infusion hose 5 sequentially penetrates through the upper layers of the outer shell 3 and the support 1 and is installed in the peristaltic pump 2, the tail end of the infusion hose 5 penetrates through a heating box 7 installed on the lower layer of the support 1, electric control mechanisms are arranged on the support 1 and the outer shell 3, and a temperature control mechanism is installed inside the heating box 7;

the top of the tank body 4 is provided with a liquid inlet pipe 10 and a negative pressure pipe 16 in a communicating manner, the top end of the liquid inlet pipe 10 sequentially penetrates through the top of the outer shell 3, the side wall of the transparent cover 13 and the fixed partition plate 11 and is provided with a liquid taking needle 12 in a communicating manner, the liquid taking needle 12 is fixedly arranged at the top of the fixed partition plate 11, the fixed partition plate 11 is fixedly arranged on the inner wall of the transparent cover 13, the transparent cover 13 is fixedly arranged at the top of the outer shell 3, and the liquid inlet pipe 10 is provided with a pressure relief mechanism in a communicating manner;

the tail end of the negative pressure pipe 16 is communicated with and installed at the air inlet end of the vacuum pump 17, the vacuum pump 17 is fixedly installed inside the outer shell 3, the air outlet end of the vacuum pump 17 is communicated with and installed with an air outlet pipe 18, and the tail end of the air outlet pipe 18 penetrates through the side wall of the outer shell 3 and is arranged outside the outer shell 3.

In this embodiment, as shown in fig. 2, the temperature control mechanism includes a heating box 7, an electric heating tube 8 and a temperature switch 9 are fixedly installed inside the heating box 7, and the electric heating tube 8 is electrically connected to the temperature switch 9.

In this embodiment, as shown in fig. 4, the pressure relief mechanism includes a pressure relief pipe 14 and an electromagnetic valve 15, one end of the pressure relief pipe 14 is disposed inside the outer casing 3 and is communicated with the liquid inlet pipe 10, and the other end of the pressure relief pipe 14 penetrates through the top of the outer casing 3 and is communicated with the electromagnetic valve 15.

In this embodiment, as shown in fig. 3, the electronic control mechanism includes a control panel 19, the control panel 19 is fixedly mounted on the top of the outer housing 3, the control panel 19 is electrically connected to the power supply module 20, and the power supply module 20 is fixedly mounted on the upper layer of the bracket 1.

In this embodiment, the power supply 20 is electrically connected to the peristaltic pump 2, and the control panel 19 is electrically connected to the solenoid valve 15, the vacuum pump 17 and the temperature switch 9.

In this embodiment, as shown in fig. 2, the rack 1 includes a lower plate 101 as a lower layer, and the top of the lower plate 101 is fixedly connected to an upper plate 103 as an upper layer by four support columns 102.

The utility model discloses a use method and advantage: when the citric acid anticoagulation device is used, the working process is as follows:

as shown in fig. 1 to 4, firstly, the power supply component 20 is externally connected with a power supply, then, the prepared bottle containing the sodium citrate solution is placed upside down, the bottle stopper of the bottle is inserted into the liquid taking needle 12, the sodium citrate solution in the bottle flows into the tank 4 under the action of gravity, the sodium citrate solution in the bottle can be seen due to the transparent property of the transparent cover 13, at the moment, the vacuum pump 17 is started through the control panel 19, the vacuum pump 17 pumps out the gas in the tank 4 and the bottle, so that negative pressure is formed between the tank 4 and the bottle, after a certain period of time, the gas dissolved in the sodium citrate solution is separated out, then, the electromagnetic valve 15 is controlled to be opened through the control panel 19, the external air flows into the bottle and the tank 4 to achieve air pressure balance, at the moment, the peristaltic pump 2 and the electric heating pipe 8 are started to work, the peristaltic pump 2 and the electric heating pipe 8 start heating, the peristaltic pump 2 drives the sodium citrate solution in the infusion hose 5, the electric heating pipe 8 starts to heat, when the electric heating pipe 8 is heated to the temperature specified by the temperature switch 9, the temperature switch 9 stops working, when the temperature is lower than the temperature of the temperature switch 9, the heating box is switched on, the heating pipe 7, and the heating pipe is maintained within a temperature range specified by the electric heating pipe 7, so that the heating pipe 8 is stabilized;

the sodium citrate solution dissolves air and needs certain time and atmospheric pressure, after using a period, can close through control panel 19 control solenoid valve 15 to open vacuum pump 17 through control panel 19 and exhaust once more, prevent the production of bubble, through above-mentioned scheme, thereby can solve the problem of putting of sodium citrate solution bottle, the problem that sodium citrate solution temperature is too low and the problem of mixed air in the sodium citrate solution produces the bubble.

The foregoing shows and describes the basic principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that there may be various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall within the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a citrate anticoagulation device for hemodialysis, is including support (1) that has upper and lower two-layer structure, its characterized in that: the peristaltic pump (2) is fixedly mounted on the lower layer of the support (1), the outer shell (3) is fixedly mounted on the upper layer of the support (1), the tank body (4) is fixedly mounted inside the outer shell (3), the bottom of the tank body (4) is communicated with and mounted with the infusion hose (5), the one-way valve (6) is mounted on the infusion hose (5), the tail end of the infusion hose (5) sequentially penetrates through the upper layers of the outer shell (3) and the support (1) and is mounted in the peristaltic pump (2), the tail end of the infusion hose (5) penetrates through the heating box (7) mounted on the lower layer of the support (1), the electric control mechanisms are arranged on the support (1) and the outer shell (3), and the temperature control mechanism is mounted inside the heating box (7);

the liquid inlet pipe (10) and the negative pressure pipe (16) are installed at the top of the tank body (4) in a communicated mode, the top end of the liquid inlet pipe (10) sequentially penetrates through the top of the outer shell (3), the side wall of the transparent cover (13) and the fixed partition plate (11) and is communicated with and provided with the liquid taking needle (12), the liquid taking needle (12) is fixedly installed at the top of the fixed partition plate (11), the fixed partition plate (11) is fixedly installed on the inner wall of the transparent cover (13), the transparent cover (13) is fixedly installed at the top of the outer shell (3), and the liquid inlet pipe (10) is provided with the pressure relief mechanism in a communicated mode;

the air inlet end of vacuum pump (17) is installed in the end intercommunication of negative pressure pipe (16), vacuum pump (17) fixed mounting is in the inside of shell body (3), the exhaust end intercommunication installation blast pipe (18) of vacuum pump (17), the outside of shell body (3) is placed in to the lateral wall that shell body (3) was run through to the end of blast pipe (18).

2. The citric acid anticoagulation device for hemodialysis according to claim 1, characterized in that: accuse temperature mechanism includes heating box (7), the inside fixed mounting of heating box (7) has electric heating pipe (8) and temperature switch (9), electric heating pipe (8) with electric connection between temperature switch (9).

3. The citric acid anticoagulation device for hemodialysis according to claim 1, characterized in that: the pressure relief mechanism comprises a pressure relief pipe (14) and an electromagnetic valve (15), one end of the pressure relief pipe (14) is arranged in the outer shell (3) and communicated with the liquid inlet pipe (10), and the other end of the pressure relief pipe (14) penetrates through the top of the outer shell (3) and is communicated with the electromagnetic valve (15).

4. The citric acid anticoagulation device for hemodialysis according to claim 1, characterized in that: the electric control mechanism comprises a control panel (19), the control panel (19) is fixedly installed at the top of the outer shell (3), the control panel (19) is electrically connected with a power supply assembly (20), and the power supply assembly (20) is fixedly installed on the upper layer of the support (1).

5. The citrate anticoagulation device for hemodialysis, according to claim 4, characterized in that: the power supply assembly (20) is electrically connected with the peristaltic pump (2), and the control panel (19) is electrically connected with the electromagnetic valve (15), the vacuum pump (17) and the temperature switch (9).

6. The citric acid anticoagulation device for hemodialysis according to claim 1, characterized in that: the support (1) comprises a lower plate (101) serving as a lower layer, and the top of the lower plate (101) is fixedly connected with an upper plate (103) serving as an upper layer through four support columns (102).