CN208315053U - A kind of experimental teaching simulator - Google Patents
A kind of experimental teaching simulator Download PDFInfo
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- CN208315053U CN208315053U CN201721550611.9U CN201721550611U CN208315053U CN 208315053 U CN208315053 U CN 208315053U CN 201721550611 U CN201721550611 U CN 201721550611U CN 208315053 U CN208315053 U CN 208315053U
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- blood
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- experimental teaching
- oxygenator
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Abstract
The utility model provides a kind of experimental teaching simulator, has the feature that, comprising: simulation human body has simulation vein blood vessel, simulation arteries and simulation venous blood；First blood pump is flexibly connected, for pumping out simulation venous blood with simulation vein blood vessel；Flow monitoring meter is flexibly connected with the first blood pump, the flow and pressure for real-time monitoring simulation venous blood；Constant temperature blood reservior is flexibly connected with flow monitoring meter, for carrying out heated at constant temperature and storage to simulation venous blood, has entrance and outlet；Oxygenator is connect with outlet activity, is carried out oxygen conjunction with oxygen for simulation venous blood and is exchanged to obtain simulation arterial blood；Second blood pump, is flexibly connected with oxygenator, for pumping out simulation arterial blood；And baropacer, one end are flexibly connected with the second blood pump, the other end is flexibly connected with simulation arteries, for adjusting the pressure of simulation arterial blood.
Description
Technical field
The utility model relates to a kind of simulators, and in particular to a kind of experimental teaching simulator.
Background technique
With economic rapid development, the illness rate of the continuous improvement of living standard, people is also increased, especially the heart
Dirty class disease is the most significant, and be unable to do without cardiopulmonary bypass unit (heart-lung machine) when openheart surgery treatment.In decades, by people
Work heart-lung machine has saved the life of thousands of cardiacs, its development and improve it is extremely important to people's health.Institute
With the culture skilled addressees such as doctor or medical instrument engineer are also particularly important.Therefore, the experiment of heart-lung machine
It is essential to impart knowledge to students.
Device of the heart-lung machine as temporary substitution nature heart and lung function, is a kind of important provisional people
Work organ.Heart-lung machine is mainly made of blood pump (heart) and oxygenator (lung).In the prior art, blood pump is mainly roller blood
Pump, the type of oxygenator mainly includes bubble type artificial lung and membrane artificial lungs.
In the prior art, the heart-lung machine of experimental teaching has the disadvantage in that
1, manually heart-lung machine is only able to display the revolving speed of roller pump for existing experimental teaching, calculates blood stream indirectly by formula
Amount, and cannot really show the blood flow in simulated blood vessel.Because can not directly quantify blood flow, student is difficult to
To true experimental data.
If 2, manually for heart-lung machine using true blood, one side cost is relatively high for experimental teaching, on the other hand can also
Environmental pollution and equipment is brought to clean the subsidiary problems such as difficulty.But if true blood is not used, so student can not
The phenomenon that observing directly the oxygen exchange process of arteriovenous blood, or observing is unobvious, causes the understanding that journey is flowed through to blood
It is insufficient.
3, manually heart-lung machine is generally clinical instrumentation for existing experimental teaching, does not allow student to dismantle it.So
Student is more weak to the globality understanding of heart-lung machine, is difficult to be directly acquainted with the working principle of equipment, working condition.
Utility model content
The utility model be in order to solve experimental teaching manually the above problem existing for heart-lung machine and carry out, purpose exists
In providing a kind of experimental teaching simulator.
The utility model provides a kind of experimental teaching simulator, has the feature that, comprising: simulation human body, tool
There are simulation vein blood vessel, simulation arteries and simulation venous blood；First blood pump is flexibly connected with simulation vein blood vessel, uses
In pumping out simulation venous blood；Flow monitoring meter is flexibly connected with the first blood pump, for real-time monitoring simulation venous blood flow with
And pressure；Constant temperature blood reservior is flexibly connected with flow monitoring meter, for carrying out heated at constant temperature and storage to simulation venous blood,
With entrance and outlet；Oxygenator is connect with outlet activity, is exchanged and is simulated with oxygen progress oxygen conjunction for simulation venous blood
Arterial blood；Second blood pump, is flexibly connected with oxygenator, for pumping out simulation arterial blood；And baropacer, one end and second
Blood pump is flexibly connected, and the other end is flexibly connected with simulation arteries, for adjusting the pressure of simulation arterial blood.
In experimental teaching simulator provided by the utility model, it can also have the following features: wherein, simulate quiet
Arteries and veins blood vessel, the first blood pump, flow monitoring meter and constant temperature blood reservior are sequentially connected by Connect of Vein pipe, oxygenator, the second blood
Pump, baropacer and simulation arteries are sequentially connected by artery connecting tube.
It in experimental teaching simulator provided by the utility model, can also have the following features: wherein, vein connects
Adapter tube and artery connecting tube are transparent pipe, and simulation venous blood is the mixed liquor of acid solution and litmus reagent, oxygen conjunction portion content
Receiving has alkaline solution.
It in experimental teaching simulator provided by the utility model, can also have the following features: wherein, vein connects
Adapter tube is blue, and artery connecting tube is red.
In experimental teaching simulator provided by the utility model, it can also have the feature that, further includes: water storage
Case, wherein water tank is connect with constant temperature blood reservior, for supplying water to constant temperature blood reservior.
It in experimental teaching simulator provided by the utility model, can also have the following features: wherein, constant temperature storage
Blood device has internal layer and outer layer, and internal layer is connected to entrance, and for storing simulation venous blood, outer layer has water-bath heater, the water
Bath heater is for making the simulation venous blood of internal layer keep constant temperature.
It in experimental teaching simulator provided by the utility model, can also have the feature that, further includes: oxygen supply
Device, wherein oxygen supply is connect with oxygenator, has oxygen cylinder and gas pressure reducer for oxygen supply.
The action and effect of utility model
The experimental teaching simulator according to involved in the utility model, because including that there is simulation vein blood vessel and simulation
Arterial vascular simulation human body, the first blood pump, flow monitoring meter, constant temperature blood reservior, oxygenator, the second blood pump and blood pressure control
Device, simulation vein blood vessel, the first blood pump, flow monitoring meter and constant temperature blood reservior are sequentially connected by Connect of Vein pipe, and oxygen closes
Device, the second blood pump, baropacer and simulation arteries are sequentially connected by artery connecting tube.So student can be helped
The principle and process for understanding, grasping heart-lung machine, reach experimental teaching purpose.It is quiet that simulation can be monitored in real time in flow monitoring meter
The flow and pressure of arteries and veins blood, make student obtain corresponding experimental data accurate and visually.
In addition, simulation human body using simulation venous blood, without the use of true blood, avoid using true blood bring at
The problem of this height, environmental pollution and instrument clean difficulty.
In addition, simulation vein blood vessel, the first blood pump, flow monitoring meter, constant temperature blood reservior and oxygenator are flexibly connected, oxygen
Clutch, the second blood pump, baropacer and simulation arteries are flexibly connected, it is possible to allow student to the experimental teaching
Simulator is dismantled, and then student is helped to be directly acquainted with the working principle of equipment, working condition, deepens student to the artificial heart
The globality of lung machine recognizes, and realizes better experiment teaching effect.
Detailed description of the invention
Fig. 1 is the schematic diagram of experimental teaching simulator in the embodiments of the present invention；And Fig. 2 is the utility model
Embodiment in constant temperature blood reservior and oxygenator schematic diagram.
Specific embodiment
In order to be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, with
Lower embodiment combination attached drawing is specifically addressed the utility model experimental teaching simulator.
Fig. 1 is the schematic diagram of experimental teaching simulator in the embodiments of the present invention.
As shown in Figure 1, experimental teaching simulator 100 include simulation human body 10, the first blood pump 20, flow monitoring meter 30,
Constant temperature blood reservior 40, water tank 50, oxygenator 60, oxygen supply 70, the second blood pump 80 and baropacer 90.
Simulating human body 10 has simulation vein blood vessel, simulation arteries, simulation venous blood and litmus reagent.It simulates quiet
Arteries and veins blood vessel is connected with simulation arteries.It simulates vein and accommodates simulation venous blood.In the present embodiment, simulation venous blood is acid
The mixed liquor of property solution and litmus reagent, it is blue.Simulating venous blood further includes micro bleaching agent, for excluding litmus reagent sheet
The color of body is interfered.In the present embodiment, bleaching agent is chloroform.
First blood pump 20 is flexibly connected by Connect of Vein pipe with simulation vein blood vessel, has the flow for adjusting flow
Regulating system and for adjusting simulation venous blood to the roller rolling press clearance adjustment system of the amount of compression of Connect of Vein pipe.First
Blood pump 20 is for pumping out simulation venous blood.
Flow monitoring meter 30 is flexibly connected by Connect of Vein pipe with the first blood pump 20, simulates venous blood for real-time monitoring
Flow and pressure and show.
Fig. 2 is the schematic diagram of constant temperature blood reservior and oxygenator in the embodiments of the present invention.
As shown in Fig. 2, constant temperature blood reservior 40 has the first import 41, first outlet 42, water inlet 43, water outlet 44, interior
Layer 45 and outer layer 46.
First import 41 is flexibly connected by Connect of Vein pipe with flow monitoring meter 30, for flowing into simulation venous blood.The
One outlet 42 is for flowing out simulation venous blood.
45 one end of internal layer is connected to the first import 41, and the other end is connected to first outlet 42.Internal layer 45 is for storing simulation
Venous blood.
Outer layer 46 is connected to water inlet 43 and water outlet 44, for accommodating water, has water-bath heater 461.Water-bath adds
Hot device 461 makes the simulation venous blood of internal layer be kept close to the constant of human body temperature for heating to the water in outer layer 46
Temperature.
50 one end of water tank is flexibly connected with water inlet 43, and the other end is flexibly connected with water outlet 44, is used for outer layers 46
It supplies water.
As shown in Fig. 2, oxygenator 60 has second entrance 61, air inlet 62, gas outlet 63 and second outlet 64.At this
In embodiment, alkaline solution is accommodated in oxygenator 60.
Second entrance 61 is connect with first outlet 42, for the injection simulation venous blood into oxygenator 60.Air inlet 62 is used
In being passed through oxygen.Simulation venous blood reacts to obtain red simulation arterial blood with alkaline solution.The process simulation oxygen and simulation
Venous blood obtains simulation arterial blood after carrying out blood oxygen exchange, and then simulates oxygen and carry out obtaining arterial blood after blood oxygen exchanges with blood
And generate CO 2 waste gas.Gas outlet 63 is for being discharged carbon dioxide.Second outlet 64 is for being discharged simulation arterial blood.
Oxygen supply 70 includes oxygen cylinder 71 and gas pressure reducer 72.
Oxygen cylinder 71 is for providing oxygen.72 one end of gas pressure reducer is connect with oxygen cylinder 71, the other end and air inlet 62
Connection.Gas pressure reducer 72 adjusts intake pressure, presses it with human body oxygen in the same size.
The structure of second blood pump 80 is similar to the first blood pump 20.Second blood pump 80 passes through artery connecting tube and second outlet 64
It is flexibly connected, the second blood pump 80 pumps out oxygen supply 70 for that will simulate arterial blood.
Baropacer 90, one end are flexibly connected with the second blood pump 80, and the other end is flexibly connected with simulation arteries.It is quiet
Arteries and veins connecting tube can be in a certain range under the action of the first blood pump 20 and the second blood pump 80 with the pressure in artery connecting tube
Existing cyclic fluctuation, baropacer 90 adjust Connect of Vein Guan Yudong by congested in artery connecting tube or receive blood
The mean value of arteries and veins connection overpressure.
Litmus reagent in simulation human body 10 is used to become the simulation arterial blood flowed into simulation human body 10 to simulate vein
Blood, and then simulate the process that arterial blood becomes venous blood after human circulation.
In the present embodiment, Connect of Vein pipe and artery connecting tube are transparent pipe.
The working principle of experimental teaching simulator 100 are as follows: simulation venous blood it is blue, the first blood pump 20 effect under by
Simulation human body 10 pumps out, and flows through flow monitoring meter 30, real-time monitoring and the flow for showing simulation venous blood, and simulation venous blood flows into
And it is stored in the internal layer 45 of constant temperature blood reservior 40, at this point, the water in water tank 50 enters in outer layer 46 via water inlet 43, by
Water-bath heater 461 carries out heated at constant temperature to it, and is recycled and flowed out by water outlet 44, makes the simulation venous blood for being stored in internal layer 45
The temperature close to human body is kept, simulation venous blood flows into oxygenator 60 and carries out simulation blood oxygen exchange, at this point, oxygen is from oxygen cylinder 71
Outflow carries out air pressure adjustment via gas pressure reducer 72, is entered from air inlet 62 to oxygenator 60, simulates what blood oxygen exchange generated
Carbon dioxide is discharged by gas outlet 63, and the simulation arterial blood of generation takes on a red color and flowed out by second outlet 64, and simulation arterial blood exists
Simulation human body 10 is pumped under the action of second blood pump 80, at this point it is possible to acid solution is added into simulation human body 10, it in this way can be with
Circulation is tested, and otherwise the work of experimental teaching simulator 100 terminates.
In the present embodiment, Connect of Vein pipe and artery connecting tube are transparent pipe.In practical applications, Connect of Vein pipe
It can also be blue, artery connecting tube can also be red.When Connect of Vein pipe is blue, artery connecting tube is red, mould
Quasi- venous blood can also be any solution.By simulated blood vessel color change, simulates oxygen and blood in oxygenator 60 and carry out blood
The process of arterial blood is obtained after oxygen exchange.
The action and effect of embodiment
The experimental teaching simulator according to involved in the utility model, because including that there is simulation vein blood vessel and simulation
Arterial vascular simulation human body, the first blood pump, flow monitoring meter, constant temperature blood reservior, oxygenator, the second blood pump and blood pressure control
Device, simulation vein blood vessel, the first blood pump, flow monitoring meter and constant temperature blood reservior are sequentially connected by Connect of Vein pipe, and oxygen closes
Device, the second blood pump, baropacer and simulation arteries are sequentially connected by artery connecting tube.So student can be helped
The principle and process for understanding, grasping heart-lung machine, reach experimental teaching purpose.It is quiet that simulation can be monitored in real time in flow monitoring meter
The flow and pressure of arteries and veins blood, make student obtain corresponding experimental data accurate and visually.
In addition, simulation human body using simulation venous blood, without the use of true blood, avoid using true blood bring at
The problem of this height, environmental pollution and instrument clean difficulty.
In addition, simulation vein blood vessel, the first blood pump, flow monitoring meter, constant temperature blood reservior and oxygenator are flexibly connected, oxygen
Clutch, the second blood pump, baropacer and simulation arteries are flexibly connected, it is possible to allow student to the experimental teaching
Simulator is dismantled, and then student is helped to be directly acquainted with the working principle of equipment, working condition, deepens student to the artificial heart
The globality of lung machine recognizes, and realizes better experiment teaching effect.
Further, vein blood vessel, the first blood pump, flow monitoring meter and constant temperature blood reservior are simulated and passes through Connect of Vein pipe
It is sequentially connected, oxygenator, the second blood pump, baropacer and simulation artery are sequentially connected by artery connecting tube, and vein connects
Adapter tube and artery connecting tube are transparent pipe, and simulation venous blood is the mixed liquor of acid solution and litmus reagent, oxygenator content
Receiving has alkaline solution, and simulating also has litmus reagent in human body.Because simulating venous blood is the mixed of acid solution and litmus reagent
Close liquid, so its for blue, the color can intuitively from transparent Connect of Vein pipe by observation of students to.When simulation vein
When blood is entered in oxygenator, the alkaline solution accommodated in oxygenator is reacted, and red is presented, which can be intuitively from saturating
It is arrived in bright artery connecting tube by observation of students.The variation of color discloses venous blood and exchanges with oxygen in lung's progress oxygen conjunction
To the change procedure of arterial blood and the result of variation.In this way, student still can be straight in the case where not using true blood
It connects and observes how the oxygen exchange process of arteriovenous blood occurs, and then deepen the understanding for flowing through journey to blood.Work as simulation
It after arterial blood flows back to simulation human body, and is reacted with litmus reagent, adds acid solution at this time just and will form simulation venous blood, from
And the variation from red to blue is showed, and it on the one hand can reveal that arterial blood becomes the process of venous blood in human body, it is another
Aspect can be such that teaching simulation process circulation carries out, save the cost.
Further, vein blood vessel, the first blood pump, flow monitoring meter and constant temperature blood reservior are simulated and passes through Connect of Vein pipe
It is sequentially connected, oxygenator, the second blood pump, baropacer and simulation artery are sequentially connected by artery connecting tube, and vein connects
Adapter tube is blue, and artery connecting tube is red.Connect of Vein pipe is different from the color of artery connecting tube, discloses venous blood and oxygen
Gas carries out oxygen conjunction exchange in lung and obtains the change procedure and result of variations of arterial blood.In this way, without using true blood
In the case of, how the oxygen exchange process that student still can observe directly arteriovenous blood occurs, and then deepens to blood
The understanding of circulation process.
Above embodiment is the preferred case of the utility model, is not intended to limit the protection scope of the utility model.
Claims (7)
1. a kind of experimental teaching simulator is used to help the working principle that user understands heart-lung machine, which is characterized in that
Include:
Human body is simulated, there is simulation vein blood vessel, simulation arteries and simulation venous blood；
First blood pump is flexibly connected, for pumping out the simulation venous blood with the simulation vein blood vessel；
Flow monitoring meter is flexibly connected with first blood pump, for simulating the flow and pressure of venous blood described in real-time monitoring
Power；
Constant temperature blood reservior is flexibly connected with the flow monitoring meter, for the simulation venous blood progress heated at constant temperature and
Storage has entrance and outlet；
Oxygenator is connect with the outlet activity, is carried out oxygen conjunction with oxygen for the simulation venous blood and is exchanged to obtain simulation artery
Blood；
Second blood pump is flexibly connected with the oxygenator, for pumping out the simulation arterial blood；And
Baropacer, one end are flexibly connected with second blood pump, and the other end is flexibly connected with the simulation arteries, are used
In the pressure for adjusting the simulation arterial blood.
2. experimental teaching simulator according to claim 1, it is characterised in that:
Wherein, the simulation vein blood vessel, first blood pump, the flow monitoring meter and the constant temperature blood reservior pass through quiet
Arteries and veins connecting tube is sequentially connected,
The oxygenator, second blood pump, the baropacer and the simulation arteries pass through artery connecting tube
It is sequentially connected.
3. experimental teaching simulator according to claim 2, it is characterised in that:
Wherein, the Connect of Vein pipe and the artery connecting tube are transparent pipe,
The simulation venous blood is the mixed liquor of acid solution and litmus reagent,
Alkaline solution is accommodated in the oxygenator.
4. experimental teaching simulator according to claim 2, it is characterised in that:
Wherein, the Connect of Vein pipe is blue, and the artery connecting tube is red.
5. experimental teaching simulator according to claim 1, which is characterized in that further include:
Water tank,
Wherein, the water tank is connect with the constant temperature blood reservior, for supplying water to the constant temperature blood reservior.
6. experimental teaching simulator according to claim 1, it is characterised in that:
Wherein, the constant temperature blood reservior has internal layer and outer layer,
The internal layer is connected to the entrance, for storing the simulation venous blood,
The outer layer has water-bath heater, and the water-bath heater is for keeping constant the simulation venous blood of the internal layer
Temperature.
7. experimental teaching simulator according to claim 1, which is characterized in that further include:
Oxygen supply,
Wherein, the oxygen supply is connect with the oxygenator, has oxygen cylinder and gas pressure reducer for oxygen supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721550611.9U CN208315053U (en) | 2017-11-20 | 2017-11-20 | A kind of experimental teaching simulator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721550611.9U CN208315053U (en) | 2017-11-20 | 2017-11-20 | A kind of experimental teaching simulator |
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| Publication Number | Publication Date |
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| CN208315053U true CN208315053U (en) | 2019-01-01 |
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ID=64724545
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721550611.9U Expired - Fee Related CN208315053U (en) | 2017-11-20 | 2017-11-20 | A kind of experimental teaching simulator |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107680464A (en) * | 2017-11-20 | 2018-02-09 | 上海理工大学 | A kind of experimental teaching analogue means |
-
2017
- 2017-11-20 CN CN201721550611.9U patent/CN208315053U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107680464A (en) * | 2017-11-20 | 2018-02-09 | 上海理工大学 | A kind of experimental teaching analogue means |
| CN107680464B (en) * | 2017-11-20 | 2019-08-30 | 上海理工大学 | A kind of experimental teaching simulator |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190101 Termination date: 20191120 |