CN209947242U

CN209947242U - Hemodialysis simulation interaction device

Info

Publication number: CN209947242U
Application number: CN201920678953.1U
Authority: CN
Inventors: 程明亮
Original assignee: Henan Zhongbo Technology Co Ltd
Current assignee: Henan Zhongbo Technology Co Ltd
Priority date: 2019-05-13
Filing date: 2019-05-13
Publication date: 2020-01-14
Anticipated expiration: 2029-05-13

Abstract

The utility model relates to a simulated hemodialysis interaction device, which comprises a frame, wherein a limb model is arranged on the frame, and an artery detained needle and a vein detained needle are arranged on the limb model; the frame is provided with a simulation dialysis machine and a simulation blood pump; the artery detaining needle, the simulation blood pump and the simulation dialysis machine of the limb model are connected through a blood inlet pipeline, the simulation dialysis machine is connected with the vein detaining needle through a blood outlet pipeline, and the limb model, the artery detaining needle, the vein detaining needle, the simulation blood pump, the blood inlet pipeline and the blood outlet pipeline are all displayed on the rack; two ends of the simulation dialysis machine are respectively connected with a blood return dark passage and a blood transfusion dark passage; the arterial retention needle, the blood inlet channel, the simulated blood pump, the simulated dialysis machine and the blood return dark channel form a first loop; a second loop is formed by the vein detained needle, the blood transfusion blind passage, the simulated dialysis machine and the blood outlet passage; the blood return dark passage and the blood transfusion dark passage are both hidden in the frame. With the assistance of the blood return passage and the blood transfusion passage, the hemodialysis process is completely and truly simulated.

Description

Hemodialysis simulation interaction device

Technical Field

The utility model belongs to the technical field of analogue means, concretely relates to simulation hemodialysis interactive installation.

Background

When the kidney fails, dialysis treatment is needed to help people to remove toxins and wastes in the body, namely toxic wastes, water and salts accumulated in the body of a patient after the kidney failure are removed through an artificial way, so that the patient is recovered to a healthy state. There are two current dialysis approaches: hemodialysis and peritoneal dialysis. Hemodialysis replaces the function of the kidney with a special machine. Peritoneal dialysis uses the peritoneum of the human body as a filter to remove toxins from the body.

Currently, only the traditional precision instrument and equipment for hemodialysis in clinic has little knowledge and unclear principle. In order to attach importance to renal failure and fill up the blank that people know the treatment means, have among the prior art to carry out the device that simulates to hemodialysis, application publication No. CN 202363000U's utility model discloses a hemodialysis training model, this hemodialysis training model mainly comprises arm model, arm model includes matrix and crust, be equipped with the blood groove on the matrix for place artery blood vessel and vein blood vessel, the red plastic tubing of artery blood vessel is simulated, connect the ballooning, can simulate the pulse of artery, the inside is equipped with simulation blood. However, the hemodialysis training model has low simulation degree and is not true enough for the hemodialysis process.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a simulation hemodialysis interactive installation is in order to solve the not high technical problem of current hemodialysis training model simulation degree.

In order to realize the above purpose, the utility model discloses the technical scheme who takes does: the simulated hemodialysis interaction device comprises a rack, wherein a limb model is arranged on the rack, and an artery retention needle and a vein retention needle are arranged on the limb model; the frame is provided with a simulation dialysis machine and a simulation blood pump for pumping blood from the arterial retention needle to the simulation dialysis machine; the artery detaining needle, the simulation blood pump and the simulation dialysis machine of the limb model are connected through a blood inlet pipeline, the simulation dialysis machine is connected with the vein detaining needle through a blood outlet pipeline, and the limb model, the artery detaining needle, the vein detaining needle, the simulation blood pump, the blood inlet pipeline and the blood outlet pipeline are all displayed on the rack; the simulated dialysis machine comprises a dialysis machine shell, a partition plate used for simulating a dialysis membrane is arranged in the dialysis machine shell, dialysate is hermetically filled on one side of the partition plate, and a blood return dark channel used for simulating blood of a blood pump to flow back to an arterial retention needle and a blood transfusion dark channel used for conveying dialyzed blood to a blood outlet channel are respectively connected to two ends of the dialysis machine shell partitioned by the partition plate; one end of the blood returning dark channel is communicated with the artery detaining needle, the other end of the blood returning dark channel is communicated with the blood inlet channel, and the artery detaining needle, the blood inlet channel, the simulated blood pump, the simulated dialysis machine and the blood returning dark channel form a first loop; one end of the blood transfusion dark channel is communicated with the blood outlet channel, the other end of the blood transfusion dark channel is communicated with the vein detaining needle, and the vein detaining needle, the blood transfusion dark channel, the simulated dialysis machine and the blood outlet channel form a second loop; the blood return dark passage and the blood transfusion dark passage are both hidden in the frame.

Further, the color of the liquid flowing in the first circuit is different from the color of the liquid flowing in the second circuit.

Furthermore, a first power pump for inputting liquid in the blood inlet channel into the artery retention needle is arranged on the first loop, and a second power pump for inputting liquid in the vein retention needle into the blood outlet channel is arranged on the second loop.

Furthermore, the first power pump and the second power pump are gear pumps, and the first power pump and the second power pump are connected in parallel with a control switch for controlling the first power pump and the second power pump simultaneously.

Furthermore, two ends of the dialysis machine shell separated by the partition board are respectively provided with a blood return dark hole for communicating the blood inlet channel with the blood return dark channel and a blood transfusion dark hole for communicating the blood transfusion dark channel with the blood outlet channel.

Furthermore, the artery retention needle is connected with the blood returning dark channel so as to enable the first loop to circulate, and the artery retention needle is in hidden connection with the blood returning dark channel; the venous indwelling needle is connected to the blind blood line to allow circulation of the second circuit, and the venous indwelling needle is in blind connection with the blind blood line.

Further, the analog blood pump is a gear pump to provide power for liquid in the blood inlet duct.

Furthermore, the limb model is an upper limb model, the upper limb model is provided with a radial artery and a cephalic vein, and an internal fistula is arranged at the parallel position of the cephalic vein and the radial artery so as to simulate the dialysis process more truly.

The utility model has the advantages that:

the utility model discloses a simulation hemodialysis interactive installation shows and then is a complete hemodialysis return circuit in the frame, is detained the needle from the artery by the simulation blood pump promptly and will treat the blood input simulation dialysis machine of dialysis through advancing the blood vessel way, and blood after later the dialysis is from going out the blood vessel way and getting into vein and detaining the needle.

Two loops are arranged to realize two cycles. In the first return circuit, artery is detained needle one end and is connected with entering the blood vessel way, the setting of simulation blood pump is on entering the blood vessel way and for entering the blood that waits to dialyse on the blood vessel way provides power, it realizes the dark road intercommunication in the simulation dialysis machine with the dark road of blood return to advance the blood vessel way, the dark road of blood return communicates with the other end of artery is detained the needle, form a complete circulation circuit, the realization is defeated the process to the simulation dialysis machine with the blood of waiting to dialyse, show the process of will waiting to dialyse on the frame to be defeated to the simulation dialysis machine promptly, and the dark road of blood return hides and gets up in order to prevent to arouse the misu.

In the second loop, one end of the vein detaining needle is communicated with the blood transfusion dark path, the blood transfusion dark path and the blood outlet path are communicated in the simulated dialysis machine to form a complete circulation loop, so that the process of conveying the blood dialyzed by the simulated dialysis machine back to the vein detaining needle is realized, namely the process of conveying the blood dialyzed by the simulated dialysis machine back to the vein detaining needle is displayed on the rack, and the blood transfusion dark path is hidden to prevent misunderstanding.

Under the assistance of the blood return dark passage and the blood transfusion dark passage, the real hemodialysis process is completely and really simulated, the hemodialysis process and the principle are known by people, and the attention to diseases can be attracted from the hemodialysis process and the principle, so that the blood transfusion system contributes to the health of the whole people.

Drawings

FIG. 1 is a schematic diagram of a hemodialysis interaction device simulation apparatus according to embodiment 1;

FIG. 2 is a schematic view showing the internal structure of the simulated dialysis machine according to example 1;

fig. 3 is a schematic view of the connection of the pipeline in the upper limb model in the embodiment 1.

In the figure: 1. a frame; 2. an upper limb model; 21. the radial artery; 22. the cephalic vein; 23. internal fistula; 24. retention of the needle in the artery; 25. venous retention needles; 3. simulating a dialysis machine; 31. a dialysis machine housing; 32. a partition plate; 33. a dialysate; 4. simulating a blood pump; 5. an access vascular tract; 6. a blood outlet channel; 7. the dark channel of returning blood; 71. blood returning dark holes; 72. a first power pump; 8. a blood transfusion blind passage; 81. blood transfusion dark holes; 82. a second power pump; 9. and controlling the switch.

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 a person skilled in the art all belong to the protection scope of the present invention.

The embodiment of the hemodialysis interactive device is shown in fig. 1-3.

Example 1

The simulated hemodialysis interaction device comprises a rack 1, wherein an upper limb model 2 is arranged on the rack 1, and the upper limb model is made of PVC materials. The upper limb model 2 is provided with a radial artery 21 and a cephalic vein 22, the radial artery and the cephalic vein are marked on the upper limb model, an internal fistula 23 is arranged at the parallel position of the cephalic vein and the radial artery so as to simulate the dialysis process more truly, and the internal fistula is a connecting passage for connecting the radial artery and the cephalic vein. The upper limb model is provided with an arterial retention needle 24 for simulating the drawing of blood from the dialyzer and a venous retention needle 25 for simulating the introduction of dialyzed blood into the dialyzer.

The frame 1 is provided with a simulation dialysis machine 3 and a simulation blood pump 4 for pumping blood from the arterial retention needle 24 to the simulation dialysis machine. The artery detaining needle 24, the simulation blood pump and the simulation dialysis machine of upper limbs model are connected through entering blood vessel 5 between, and the simulation dialysis machine 3 is connected through going out blood vessel 6 with vein detaining needle 25, and the simulation blood pump provides power for the liquid in the blood vessel that enters for the gear pump. The upper limb model, the artery retention needle 24, the vein retention needle 25, the simulated blood pump, the blood inlet channel and the blood outlet channel are all displayed on the frame.

The simulated dialysis machine 3 comprises a dialysis machine housing 31, which is made of a transparent acrylic sheet. A clapboard 32 for simulating a dialysis membrane is arranged in the shell of the dialysis machine, and dialysate 33 is sealed and filled in one side of the clapboard. Two ends of the shell of the dialysis machine separated by the clapboard are respectively connected with a blood return dark channel 7 for simulating the backflow of blood of the blood pump to an arterial retention needle 24 and a blood transfusion dark channel 8 for conveying dialyzed blood to a blood outlet channel. The two ends of the dialysis machine shell separated by the partition board are respectively provided with a blood return dark hole 71 used for communicating the blood inlet channel with the blood return dark channel and a blood transfusion dark hole 81 used for communicating the blood transfusion dark channel with the blood outlet channel. The arrangement of the blood return dark hole and the blood transfusion dark hole is convenient for realizing the mutual communication between the pipelines.

One end of the blood returning dark channel 7 is communicated with the artery retention needle 24, the other end is communicated with the blood inlet channel 5, and the artery retention needle 24, the blood inlet channel, the simulated blood pump, the simulated dialysis machine and the blood returning dark channel form a first loop. One end of the blood transfusion dark passage 8 is communicated with the blood outlet passage 6, the other end is communicated with the vein retention needle 25, and the vein retention needle 25, the blood transfusion dark passage, the simulation dialysis machine and the blood outlet passage form a second loop. The blood return gallery 7 and the blood transfusion gallery 8 are both hidden within the housing and are shown in phantom in fig. 1 and 3. The arterial retention needle 24 is connected to the blood return duct 7 to circulate the first circuit, and the arterial retention needle 24 is connected to the blood return duct in a hidden manner to hide the entire blood return duct 7. The venous retention needle 25 is connected to the blind 8 to allow circulation of the second circuit, and the venous retention needle 25 is in hidden connection with the blind 8 in order to conceal the entire blind. The color of the liquid flowing in the first circuit is different from the color of the liquid flowing in the second circuit. The pipes in the first loop and the second loop are transparent pipes so as to display the color of the liquid flowing in the pipes and facilitate observation. The color of the liquid flowing in the first loop is red, namely the color of the liquid which is displayed on the frame and is conveyed to the simulated dialysis machine from the arterial retention needle 24 through the blood inlet channel is red. The color of the liquid flowing in the second loop is blue, that is, the color of the liquid which is displayed on the rack and is conveyed from the simulated dialysis machine to the venous retention needle 25 through the blood outlet pipeline is blue. The change of the blood after dialysis is demonstrated by the change of the color.

The first circuit is provided with a first power pump 72 for inputting the liquid in the blood inlet channel 5 into the blood returning dark channel 7 and into the arterial retention needle 24, and the second circuit is provided with a second power pump 82 for inputting the liquid in the venous retention needle 25 into the blood returning dark channel 8 and into the blood outlet channel 6. The first power pump and the second power pump are gear pumps, and the first power pump and the second power pump are connected in parallel with a control switch 9 for controlling the first power pump and the second power pump simultaneously. The gear pump can provide power for the first loop and the second loop during operation, so that liquid can smoothly flow in the loops. The same control switch can be used for simultaneously controlling the first power pump and the second power pump, so that the first power pump and the second power pump can be operated simultaneously, and the whole simulation process is more real. The control switch is arranged on the table board, so that interaction is convenient to realize, and the start and the end of the dialysis process can be controlled by actively controlling the switch to be opened and closed.

In other embodiments, the limb model may also be a model of other limbs than the upper limb model.

In other embodiments, the first and second power pumps may be other types of pumps.

In other embodiments, the first power pump and the second power pump may be controlled by separate switches.

The utility model discloses a simulation hemodialysis interactive installation's operation process does:

in the first return circuit, artery is detained needle one end and is connected with entering the blood vessel, and the setting of simulation blood pump is on advancing the blood vessel and for advancing the blood that waits to dialyse on the blood vessel and providing power, advances the blood vessel and says with returning the dark way intercommunication of blood realization in the simulation dialysis machine, returns the other end intercommunication of blood dark way and artery detaining the needle, forms a complete circulation circuit, realizes will waiting the process of dialysing blood to be defeated to the simulation dialysis machine, shows the process of will waiting to dialyse blood to be defeated to the simulation dialysis machine on the frame promptly. In the second loop, one end of the vein detaining needle is communicated with the blood transfusion dark path, the blood transfusion dark path and the blood outlet path are communicated in the simulated dialysis machine, the blood outlet path is communicated with the other end of the vein detaining needle to form a complete circulation loop, and the process of conveying the blood dialyzed by the simulated dialysis machine back to the vein detaining needle, namely the process of conveying the blood dialyzed by the simulated dialysis machine back to the vein detaining needle displayed on the rack is realized. And starting the control switch, starting the first power pump and the second power pump simultaneously, driving the red liquid in the first loop to circulate in the first loop by the first power pump, and driving the blue liquid in the second loop to circulate in the second loop by the second power pump, so as to realize the simulation of the dialysis process.

Claims

1. Simulation hemodialysis interactive installation, its characterized in that: the device comprises a frame, wherein a limb model is arranged on the frame, and an artery retention needle and a vein retention needle are arranged on the limb model; the frame is provided with a simulation dialysis machine and a simulation blood pump for pumping blood from the arterial retention needle to the simulation dialysis machine; the artery detaining needle, the simulation blood pump and the simulation dialysis machine of the limb model are connected through a blood inlet pipeline, the simulation dialysis machine is connected with the vein detaining needle through a blood outlet pipeline, and the limb model, the artery detaining needle, the vein detaining needle, the simulation blood pump, the blood inlet pipeline and the blood outlet pipeline are all displayed on the rack; the simulated dialysis machine comprises a dialysis machine shell, a partition plate used for simulating a dialysis membrane is arranged in the dialysis machine shell, dialysate is hermetically filled on one side of the partition plate, and a blood return dark channel used for simulating blood of a blood pump to flow back to an arterial retention needle and a blood transfusion dark channel used for conveying dialyzed blood to a blood outlet channel are respectively connected to two ends of the dialysis machine shell partitioned by the partition plate; one end of the blood returning dark channel is communicated with the artery detaining needle, the other end of the blood returning dark channel is communicated with the blood inlet channel, and the artery detaining needle, the blood inlet channel, the simulated blood pump, the simulated dialysis machine and the blood returning dark channel form a first loop; one end of the blood transfusion dark channel is communicated with the blood outlet channel, the other end of the blood transfusion dark channel is communicated with the vein detaining needle, and the vein detaining needle, the blood transfusion dark channel, the simulated dialysis machine and the blood outlet channel form a second loop; the blood return dark passage and the blood transfusion dark passage are both hidden in the frame.

2. The simulated hemodialysis interaction device of claim 1, wherein: the color of the liquid flowing in the first circuit is different from the color of the liquid flowing in the second circuit.

3. The simulated hemodialysis interaction device of claim 1, wherein: the first loop is provided with a first power pump for inputting liquid in the blood vessel into the artery retention needle, and the second loop is provided with a second power pump for inputting liquid in the vein retention needle into the blood vessel.

4. The simulated hemodialysis interaction device of claim 3, wherein: the first power pump and the second power pump are gear pumps, and the first power pump and the second power pump are connected in parallel with a control switch for simultaneously controlling the first power pump and the second power pump.

5. The simulated hemodialysis interaction device of claim 1, wherein: two ends of the dialysis machine shell separated by the partition board are respectively provided with a blood return dark hole for communicating the blood inlet channel with the blood return dark channel and a blood transfusion dark hole for communicating the blood transfusion dark channel with the blood outlet channel.

6. The simulated hemodialysis interaction device of claim 1, wherein: the artery retention needle is connected with the blood returning dark channel so as to enable the first loop to circulate, and the artery retention needle is in hidden connection with the blood returning dark channel; the venous indwelling needle is connected to the blind blood line to allow circulation of the second circuit, and the venous indwelling needle is in blind connection with the blind blood line.

7. The simulated hemodialysis interaction device of claim 1, wherein: the simulated blood pump provides power for liquid in the blood inlet pipeline for the gear pump.

8. The simulated hemodialysis interaction device of claim 1, wherein: the limb model is an upper limb model, the upper limb model is provided with a radial artery and a cephalic vein, and an internal fistula is arranged at the parallel position of the cephalic vein and the radial artery so as to simulate the dialysis process more truly.