CN216352977U

CN216352977U - Simulation device for renal arteriovenous puncture and intravascular treatment

Info

Publication number: CN216352977U
Application number: CN202123038538.6U
Authority: CN
Inventors: 张璐
Original assignee: Xinxiang Medical University
Current assignee: Xinxiang Medical University
Priority date: 2021-12-06
Filing date: 2021-12-06
Publication date: 2022-04-19
Anticipated expiration: 2031-12-06

Abstract

The utility model discloses a simulation device for renal arteriovenous puncture and intravascular treatment, which comprises a first kidney area and a second kidney area, wherein a first latex tube is arranged in the first kidney area, a second latex tube is arranged in the second kidney area, the first kidney area and the second kidney area are connected through a connecting hose, a throttle valve is arranged on the connecting hose, a liquid conveying tube is arranged on the first latex tube, one end of the liquid conveying tube is connected with a liquid outlet end of a diaphragm pump, the diaphragm pump is communicated with an inner cavity of a liquid storage tank through a pipeline a, a return tube is arranged on the second latex tube, and one end of the return tube is communicated with the liquid storage tank. The diaphragm pump sends the liquid in the liquid storage tank into the first latex tube, and a student can simulate arterial puncture by penetrating a syringe needle tube into the first latex tube; and the pressure of the liquid is reduced after passing through the throttle valve, the liquid after the pressure reduction is similar to venous blood, a student pierces the needle tube of the injector into the second latex tube to simulate venipuncture, and the liquid flows back to the liquid storage tank through the return pipe, so that the repeatability of the exercise is high.

Description

Simulation device for renal arteriovenous puncture and intravascular treatment

Technical Field

The utility model relates to the field of renal arteriovenous puncture simulation experiments, in particular to a simulation device for renal arteriovenous puncture and intravascular treatment.

Background

The kidney is an important organ of human body, and its basic function is to produce urine to remove metabolic products and some wastes and poisons in the body, and at the same time retain water and other useful substances, such as glucose, protein, amino acids, sodium ions, potassium ions and sodium bicarbonate, etc. by means of reabsorption function to regulate water and electrolyte balance and maintain acid-base balance, ensure the stability of internal environment of the body and make metabolism normally proceed.

The kidneys contain the renal arteries and veins, which are called blood vessels. The intravascular interventional therapy is a minimally invasive intracavity surgical therapy which adopts high-tech equipment such as video equipment, computers, monitors and the like, punctures blood vessels at the kidney, then extends the blood vessels in the body of a patient deeply by using a catheter and a guide wire, and performs the operations of radiography, embolism, perfusion, repair, expansion and dredging. The requirement of the operation-related professional level of the intra-vascular interventional therapy for operators is high, so that not only the common knowledge of the renal-vascular interventional therapy needs to be mastered, but also the proficiency level needs to be improved in continuous clinical operation, which is a difficult requirement for beginners, who often cannot perform real clinical operation because of no or less operation experience.

In the prior art, a common mode for minimally invasive vascular interventional therapy training is completed through animal experiments, however, on one hand, the cost of the animal experiments is high, and on the other hand, the animal kidneys are different from the human kidneys, so that the repeatability of operation practice is low; and the existing puncture model is usually arterial puncture and venipuncture into two independent models, which occupies a large space and is easy to damage in the experimental teaching process. Through the research of the inventor, the utility model provides a simulation device for renal arteriovenous puncture and intravascular treatment, and provides an effective exercise way for beginners.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide a simulation device for renal arteriovenous puncture and intravascular treatment.

The purpose of the utility model is realized by the following technical scheme: the utility model provides a analogue means for kidney arteriovenous puncture and endovascular treatment, including first kidney district and second kidney district, be provided with first latex tube in the first kidney district, be provided with pressure sensor in the first latex tube, pressure sensor is connected with the PLC controller electricity, be provided with the second latex tube in the second kidney district, connect through connecting hose between first kidney district and the second kidney district, and first latex tube passes through connecting hose and second latex tube intercommunication, the last choke valve that is provided with of connecting hose, be provided with the transfer line on the first latex tube, the one end of transfer line is connected with the play liquid end of diaphragm pump, be provided with accuse pressure equipment on the transfer line, accuse pressure equipment is connected with the PLC controller electricity, the diaphragm pump passes through the inner chamber intercommunication of pipeline an and liquid reserve tank, be provided with the back flow on the second latex tube, the one end and the liquid reserve tank intercommunication of back flow.

Preferably, the pressure control device comprises a pressure pump, an air pipe and an electromagnetic valve, the inner cavity of the air pipe is communicated with the inner cavity of the infusion pipe, the other end of the air pipe is connected with the pressure pump, the electromagnetic valve is arranged on the air pipe, and the pressure pump and the electromagnetic valve are both electrically connected with the PLC.

Preferably, the diaphragm pump is electrically connected to the controller, and the diaphragm pump is powered by the power source.

Preferably, the voltage level of the power supply is 24V.

Preferably, the storage tank stores potassium permanganate solution.

Preferably, the first kidney area and the second kidney area are both made of transparent high polymer materials.

The utility model has the following advantages: according to the utility model, liquid in the liquid storage tank is fed into the first latex tube through the diaphragm pump, the pressure sensor detects the pressure of the liquid on the tube wall in real time and sends a signal to the PLC, and the PLC controls the start and stop of the pressure control device according to the signal, so that the pressure in the first latex tube is ensured to be close to the pressure of the kidney of a human body, and at the moment, a student can simulate arterial puncture by penetrating a syringe needle tube into the first latex tube; and the pressure of the liquid is reduced after passing through the throttle valve, and the liquid after the pressure reduction is similar to venous blood, so that after the liquid flows into the second latex tube, a student pierces the needle tube of the injector into the second latex tube to simulate venipuncture, and the liquid flows back to the liquid storage tank through the return pipe, thereby ensuring high repeatability of practice.

Drawings

FIG. 1 is a schematic diagram of a simulation apparatus;

in the figure, 1-a liquid storage tank, 2-a return pipe, 3-a second latex tube, 4-a second kidney area, 5-a connecting hose, 6-a connecting hose, 7-a first kidney area, 8-a pressure sensor, 9-a first latex tube, 10-a liquid conveying tube, 11-a pressure pump, 12-an air tube, 13-an electromagnetic valve, 14-a diaphragm pump, 15-a pipeline, 18-a controller and 19-a power supply.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

In addition, the embodiments of the present invention and the features of the embodiments may be combined with each other without conflict.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that are conventionally placed when the products of the present invention are used, or orientations or positional relationships that are conventionally understood by those skilled in the art, and are used only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element that is 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. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In this embodiment, as shown in fig. 1, a simulation device for renal arteriovenous puncture and intravascular treatment includes a first kidney area 7 and a second kidney area 4, a first latex tube 9 is provided in the first kidney area 7, a pressure sensor 8 is provided in the first latex tube 9, the pressure sensor 8 is electrically connected with a PLC controller, and preferably, the pressure sensor 8 is electrically connected with the PLC controller in a wireless manner. Be provided with second latex tube 3 in second kidney district 4, connect through coupling hose 6 between first kidney district 7 and the second kidney district 4, and first latex tube 9 passes through coupling hose 6 and the 3 intercommunication of second latex tube, be provided with choke valve 5 on the coupling hose 6, be provided with transfer line 10 on the first latex tube 9, the one end of transfer line 10 is connected with the play liquid end of diaphragm pump 14, be provided with the accuse on the transfer line 10 and press the device, the accuse is pressed the device and is connected with the PLC controller electricity, diaphragm pump 14 passes through pipeline a15 and the inner chamber intercommunication of liquid reserve tank 1, be provided with back flow 2 on the second latex tube 3, the one end and the liquid reserve tank 1 intercommunication of back flow 2. The liquid in the liquid storage tank 1 is sent into the first latex tube 9 through the diaphragm pump 14, the pressure sensor 8 detects the pressure of the liquid on the tube wall in real time and sends a signal to the PLC, and the PLC controls the start and stop of the pressure control device according to the signal so as to ensure that the pressure in the first latex tube 9 is close to the pressure of the kidney of a human body, and at the moment, a student can simulate arterial puncture by penetrating a syringe tube into the first latex tube 9; the pressure of the liquid is reduced after passing through the throttle valve 5, and the liquid with the reduced pressure is similar to venous blood, so that after the liquid flows into the second latex tube 3, a student pierces a syringe needle tube into the second latex tube 3 to simulate venipuncture, and the liquid flows back to the liquid storage tank 1 through the return tube 2, so that the repeatability of exercise is high; and the teaching practice of arteriovenous puncture can be realized on a simulation device, which is very convenient and reduces the cost.

Further, the pressure control device comprises a pressure pump 11, an air pipe 12 and an electromagnetic valve 13, the inner cavity of the air pipe 12 is communicated with the inner cavity of the infusion tube 10, the other end of the air pipe 12 is connected with the pressure pump 11, the electromagnetic valve 13 is arranged on the air pipe 12, and the pressure pump 11 and the electromagnetic valve 13 are both electrically connected with the PLC. Specifically speaking, earlier go into first latex tube 9 with the liquid pump through diaphragm pump 14 in, because pressure sensor 8 installs on 9 pipe walls of first latex tube, when liquid flows through pressure sensor 8, can be to pressure sensor 8 pressure, thereby come the simulation blood to flow the pressure that produces the vascular wall in the artery, and then more be close human true condition, pressure sensor 8 sends detected signal for the PLC controller, the PLC controller compares the signal with the setting value, when pressure is low excessively, PLC controller control pressure pump 11 and solenoid valve 13 are opened, and then toward the pressure boost in transfer line 10, improve the pressure of liquid in first latex tube 9.

Still further, the diaphragm pump 14 is electrically connected to the controller 18, and the diaphragm pump 14 is powered by the power source 19. Preferably, the voltage level of the power supply 19 is 24V. Specifically, the controller 18 controls the on/off of the diaphragm pump 14 to simulate the pulse time of a human body, so that the diaphragm pump 14 periodically sucks the liquid out of the liquid storage tank 1 and pumps the liquid into the infusion tube 10.

In this embodiment, the solution tank 1 stores potassium permanganate solution. Further, the concentration of the potassium permanganate solution is 0.01% -0.04%.

In this embodiment, the first kidney area 7 and the second kidney area 4 are made of transparent polymer materials. The main purpose of transparency is to facilitate the instructor to explain the student.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. A analogue means that is used for puncture of kidney arteriovenous and endovascular treatment which characterized in that: comprises a first kidney area (7) and a second kidney area (4), a first latex tube (9) is arranged in the first kidney area (7), a pressure sensor (8) is arranged in the first latex tube (9), the pressure sensor (8) is electrically connected with a PLC controller, a second latex tube (3) is arranged in the second kidney area (4), the first kidney area (7) is connected with the second kidney area (4) through a connecting hose (6), the first latex tube (9) is communicated with the second latex tube (3) through the connecting hose (6), a throttle valve (5) is arranged on the connecting hose (6), a transfusion tube (10) is arranged on the first latex tube (9), one end of the transfusion tube (10) is connected with the liquid outlet end of a diaphragm pump (14), a pressure control device is arranged on the transfusion tube (10), and the pressure control device is electrically connected with the PLC controller, the diaphragm pump (14) is communicated with the inner cavity of the liquid storage tank (1) through a pipeline a (15), a return pipe (2) is arranged on the second latex pipe (3), and one end of the return pipe (2) is communicated with the liquid storage tank (1).

2. The simulator for arteriovenous renal puncture and endovascular treatment of claim 1 wherein: the pressure control device comprises a pressure pump (11), an air pipe (12) and an electromagnetic valve (13), the inner cavity of the air pipe (12) is communicated with the inner cavity of the infusion pipe (10), the other end of the air pipe (12) is connected with the pressure pump (11), the electromagnetic valve (13) is arranged on the air pipe (12), and the pressure pump (11) and the electromagnetic valve (13) are electrically connected with the PLC.

3. The simulator for arteriovenous renal puncture and endovascular treatment of claim 2 wherein: the diaphragm pump (14) is electrically connected to a controller (18), and the diaphragm pump (14) is powered by a power source (19).

4. The simulator for arteriovenous renal puncture and endovascular treatment of claim 3 wherein: the voltage level of the power supply (19) is 24V.

5. The simulator for arteriovenous renal puncture and endovascular treatment of claim 4 wherein: the liquid storage tank (1) stores potassium permanganate solution.

6. The simulator for arteriovenous renal puncture and endovascular treatment of claim 5 wherein: the first kidney area (7) and the second kidney area (4) are both made of transparent high polymer materials.