CN111312009A - Virtual-actual combined human body physiological experiment system - Google Patents
Virtual-actual combined human body physiological experiment system Download PDFInfo
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- CN111312009A CN111312009A CN202010389872.7A CN202010389872A CN111312009A CN 111312009 A CN111312009 A CN 111312009A CN 202010389872 A CN202010389872 A CN 202010389872A CN 111312009 A CN111312009 A CN 111312009A
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Abstract
The invention discloses a virtual-real combined human body physiological experiment system, which comprises a physiological parameter sensor group, a signal acquisition instrument, a signal analysis unit and a human body physiological experiment unit, wherein a human body physiological driving model is constructed in a virtual human body model, when pathological condition simulation is required, physical human body physiological index data are directly input into the human body physiological driving model, and students simulate pathological conditions on the basis of actually measured physiological index data. The invention fuses the virtual human in the physical human physiology experiment, which can simulate the change of human physiology index under various normal physiology conditions, also can simulate the change of human physiology index under abnormal physiology conditions and even pathological conditions, and also can simulate the effect of hospital diagnosis and patient treatment. The human body physiological experiment system combining virtuality and reality can fuse and develop physical physiological experiments and virtual experiments, thereby arousing the learning interest of students and playing the role of early fusion of basic teaching and clinical teaching.
Description
Technical Field
The invention relates to the field of physiological experiment equipment, in particular to a human body physiological experiment system combining virtuality and reality.
Background
In basic medical teaching, the most commonly used subjects are various animals, including: toads, rabbits, rats and mice, etc. Animal experiments can be used for simultaneously observing various normal physiological indexes and verifying the physiological index change under various pathological states, and the method is an important basis for learning knowledge, medicine research and clinical diagnosis and learning of medical students.
However, with the enhancement of animal protection consciousness and the popularization of the animal 3R principle, animal experiments are gradually reduced, and correspondingly, a proper amount of human body physiological experiments and human simulation virtual experiments are good substitution schemes. The human body physiological experiment is very valuable for medical teaching, but is required by the constraint of non-invasive experiments, and the human body physiological reaction under a plurality of experimental conditions, such as adrenalin injection and the like, cannot be verified, so the human body physiological experiment is only limited to monitoring normal human body physiological indexes, such as: blood pressure, electrocardiogram, etc.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a human body physiological experiment system combining virtuality and reality, which can simulate the change of human body physiological indexes under various normal physiological conditions, also can simulate the change of human body physiological indexes under abnormal physiological conditions and even pathological conditions, can directly input the measured human body normal physiological indexes into a virtual person for pathological condition simulation, can visually observe the change conditions of the human body normal physiological indexes under various cases, and can simulate the effect of diagnosing and treating patients in hospitals.
The purpose of the invention is realized by the following technical scheme: the human body physiological experiment system combining virtuality and reality comprises a physiological parameter sensor group, a signal acquisition instrument, a signal analysis unit and a human body physiological experiment unit;
the physiological parameter sensor group comprises at least one physiological parameter sensor, the physiological parameter sensor is worn on the corresponding part of the entity human body and is matched with the signal acquisition instrument to acquire the physiological electric signal of the entity human body;
the signal analysis unit is used for analyzing the physiological electric signal acquired by the signal acquisition instrument to obtain physiological index data;
the human body physiological experiment unit is internally provided with a virtual human body model, the virtual human body model receives the physiological index data transmitted by the signal analysis unit and visually displays the actually measured physiological index on the virtual human body model;
the virtual human body model is built with a human body physiological driving model, the human body physiological driving model comprises a plurality of human body physiological mathematical models, when pathological condition simulation is needed, physical human body physiological index data are directly input into the human body physiological driving model, and students simulate pathological conditions on the basis of actually measured physiological index data.
The sensor comprises any one or combination of a plurality of blood pressure sensors, respiration sensors and heart rate sensors.
The signal acquisition instrument is connected with the signal analysis unit through a USB interface.
The signal analysis unit is connected with the human body physiological experiment unit through a socket communication interface.
The virtual human body model is a 3D human body model.
The human body physiological mathematical model comprises an incidence relation mathematical model among physiological indexes, an incidence relation mathematical model of a case and the physiological indexes and an incidence relation mathematical model of drug intake and the physiological indexes:
the incidence relation mathematical model between the physiological indexes reflects the influence relation of the adjusted part of the physiological indexes on other physiological indexes, and outputs the numerical value change of other physiological indexes after the data of the part of the physiological indexes are adjusted on the basis of actually measured physiological index data; such as: the indexes of the human body such as blood pressure, blood flow speed and the like can be changed by adjusting the heart rate or the cardiac electric waves.
The incidence relation mathematical model of the case and the physiological indexes reflects the change relation of the physiological indexes under different cases, and after the case is selected on the basis of actually measured physiological index data, the incidence relation mathematical model of the case and the physiological indexes outputs the numerical value change of the physiological indexes of the virtual human body model under the case; such as the physiological reactions of the human body under the conditions of myasthenia gravis, hemorrhagic shock and the like.
The incidence relation mathematical model of the drug intake and the physiological indexes reflects the change relation of the physiological indexes under the condition of taking different doses of drugs, and after the drugs and the doses are selected on the basis of actually measured physiological index data or physiological index data under the condition of a case, the incidence relation mathematical model of the drug intake and the physiological indexes outputs the numerical value change of the physiological indexes of the virtual human body model after the drugs are taken. Such as the physiological reaction of human body under the condition of adrenalin injection and the like.
The human body physiological experiment unit further comprises a case self-defining module, and a user sets each physiological index parameter of the virtual human body model to establish a self-defined case.
The invention has the beneficial effects that:
the method is characterized in that a virtual human body is fused in an entity human body physiological experiment, so that the change of human body physiological indexes under various normal physiological conditions can be simulated, the change of human body physiological indexes under abnormal physiological conditions and even pathological conditions can also be simulated, the actually measured human body normal physiological indexes can be directly input into the virtual human body to carry out pathological condition simulation, students can visually observe the change condition of the human body normal physiological indexes under various cases, and the effect of diagnosing and treating patients in hospitals can also be simulated.
The human body physiological experiment combining virtuality and reality measures the normal physiological indexes of the human body through the human body experiment, so that students can understand the measurement principle and the effect of the human body physiological indexes, and the actually measured normal physiological indexes can be directly input into a virtual person to carry out pathological condition simulation; on the other hand, a human physiology driving model is constructed in the virtual person, so that students can simulate various pathophysiological conditions in the virtual person, such as human physiology reactions under the conditions of myasthenia gravis, hemorrhagic shock and the like, and can simulate the effects of diagnosing and treating patients in hospitals. The human body physiological experiment system combining virtuality and reality can fuse and develop physical physiological experiments and virtual experiments, thereby arousing the learning interest of students and playing the role of early fusion of basic teaching and clinical teaching.
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FIG. 1 is a block diagram showing the system structure of the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution:
the human body physiological experiment system combining virtuality and reality comprises a physiological parameter sensor group, a signal acquisition instrument, a signal analysis unit and a human body physiological experiment unit;
the physiological parameter sensor group comprises at least one physiological parameter sensor, including a blood pressure sensor, a respiration sensor, a heart rate sensor and the like. The physiological parameter sensor is worn on the corresponding part of the entity human body and is matched with the signal acquisition instrument to acquire the physiological electric signal of the entity human body; such as: the heart rate of a human body is obtained through the lead electrocardiosignals, the blood pressure of the human body is obtained through the blood pressure sensor, and the respiratory frequency, the tidal volume and the like of the human body are obtained through the respiratory sensor.
The signal analysis unit is used for analyzing the physiological electric signal acquired by the signal acquisition instrument to obtain physiological index data; the signal acquisition instrument is connected with the signal analysis unit through a USB interface. The signal analysis unit is connected with the human body physiological experiment unit through a socket communication interface.
The human body physiological experiment unit is internally provided with a 3D virtual human body model, and the 3D virtual human body model is completely constructed according to accurate physiological, medical and pharmacological model researches in the medical field. The virtual human body model receives the physiological index data transmitted by the signal analysis unit and visually displays the actually measured physiological index on the virtual human body model, so that students can complete normal physical human body physiological experiments.
The virtual human body model is built with a human body physiological driving model, the human body physiological driving model comprises a plurality of human body physiological mathematical models, when pathological condition simulation is needed, physical human body physiological index data are directly input into the human body physiological driving model, and students simulate pathological conditions on the basis of actually measured physiological index data.
The human body physiological mathematical model comprises an incidence relation mathematical model among physiological indexes, an incidence relation mathematical model of a case and the physiological indexes and an incidence relation mathematical model of drug intake and the physiological indexes:
the incidence relation mathematical model between the physiological indexes reflects the influence relation of the adjusted part of the physiological indexes on other physiological indexes, and outputs the numerical value change of other physiological indexes after the data of the part of the physiological indexes are adjusted on the basis of actually measured physiological index data; such as: the indexes of the human body such as blood pressure, blood flow speed and the like can be changed by adjusting the heart rate or the cardiac electric waves.
The incidence relation mathematical model of the case and the physiological indexes reflects the change relation of the physiological indexes under different cases, and after the case is selected on the basis of actually measured physiological index data, the incidence relation mathematical model of the case and the physiological indexes outputs the numerical value change of the physiological indexes of the virtual human body model under the case; such as the physiological reactions of the human body under the conditions of myasthenia gravis, hemorrhagic shock and the like. The system presets a related parameter list of some cases according to physiological indexes of different cases, so that a case model can be quickly established according to the parameters and directly embodied on a virtual 3D human interface.
The incidence relation mathematical model of the drug intake and the physiological indexes reflects the change relation of the physiological indexes under the condition of taking different doses of drugs, and after the drugs and the doses are selected on the basis of actually measured physiological index data or physiological index data under the condition of a case, the incidence relation mathematical model of the drug intake and the physiological indexes outputs the numerical value change of the physiological indexes of the virtual human body model after the drugs are taken. Such as the physiological reaction of human body under the condition of adrenalin injection and the like.
The human body physiological experiment unit further comprises a case self-defining module, and a user sets each physiological index parameter of the virtual human body model to establish a self-defined case, so that the human body physiological experiment unit better meets the requirement of actual teaching.
The foregoing is illustrative of the preferred embodiments of this invention, and it is to be understood that the invention is not limited to the precise form disclosed herein and that various other combinations, modifications, and environments may be resorted to, falling within the scope of the concept as disclosed herein, either as described above or as apparent to those skilled in the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (7)
1. The human body physiological experiment system combining virtuality and reality is characterized in that: the device comprises a physiological parameter sensor group, a signal acquisition instrument, a signal analysis unit and a human body physiological experiment unit;
the physiological parameter sensor group comprises at least one physiological parameter sensor, the physiological parameter sensor is worn on the corresponding part of the entity human body and is matched with the signal acquisition instrument to acquire the physiological electric signal of the entity human body;
the signal analysis unit is used for analyzing the physiological electric signal acquired by the signal acquisition instrument to obtain physiological index data;
the human body physiological experiment unit is internally provided with a virtual human body model, the virtual human body model receives the physiological index data transmitted by the signal analysis unit and visually displays the actually measured physiological index on the virtual human body model;
the virtual human body model is built with a human body physiological driving model, the human body physiological driving model comprises a plurality of human body physiological mathematical models, when pathological condition simulation is needed, physical human body physiological index data are directly input into the human body physiological driving model, and students simulate pathological conditions on the basis of actually measured physiological index data.
2. The system for human physiology experiments combining virtuality and reality according to claim 1, wherein: the sensor comprises any one or combination of a plurality of blood pressure sensors, respiration sensors and heart rate sensors.
3. The system for human physiology experiments combining virtuality and reality according to claim 1, wherein: the signal acquisition instrument is connected with the signal analysis unit through a USB interface.
4. The system for human physiology experiments combining deficiency and excess according to claim 1 or 3, characterized in that: the signal analysis unit is connected with the human body physiological experiment unit through a socket communication interface.
5. The system for human physiology experiments combining virtuality and reality according to claim 1, wherein: the virtual human body model is a 3D human body model.
6. The system for human physiology experiments combining virtuality and reality according to claim 1, wherein: the human body physiological mathematical model comprises an incidence relation mathematical model among physiological indexes, an incidence relation mathematical model of a case and the physiological indexes and an incidence relation mathematical model of drug intake and the physiological indexes:
the incidence relation mathematical model between the physiological indexes reflects the influence relation of the adjusted part of the physiological indexes on other physiological indexes, and outputs the numerical value change of other physiological indexes after the data of the part of the physiological indexes are adjusted on the basis of actually measured physiological index data;
the incidence relation mathematical model of the case and the physiological indexes reflects the change relation of the physiological indexes under different cases, and after the case is selected on the basis of actually measured physiological index data, the incidence relation mathematical model of the case and the physiological indexes outputs the numerical value change of the physiological indexes of the virtual human body model under the case;
the incidence relation mathematical model of the drug intake and the physiological indexes reflects the change relation of the physiological indexes under the condition of taking different doses of drugs, and after the drugs and the doses are selected on the basis of actually measured physiological index data or physiological index data under the condition of a case, the incidence relation mathematical model of the drug intake and the physiological indexes outputs the numerical value change of the physiological indexes of the virtual human body model after the drugs are taken.
7. The system for human physiology experiments combining virtuality and reality according to claim 1, wherein: the human body physiological experiment unit further comprises a case self-defining module, and a user sets each physiological index parameter of the virtual human body model to establish a self-defined case.
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| CN112932429A (en) * | 2021-02-02 | 2021-06-11 | 成都泰盟软件有限公司 | Automatic real-time calibration method for continuous blood pressure measurement |
| CN113288087A (en) * | 2021-06-25 | 2021-08-24 | 成都泰盟软件有限公司 | Virtual-real linkage experimental system based on physiological signals |
| CN116469288A (en) * | 2023-04-06 | 2023-07-21 | 成都维信电子科大新技术有限公司 | Urodynamic analyzer simulation training system |
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