CN108847110B - Simulation system for simulating lung tumor motion deformation for radiotherapy - Google Patents
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Abstract
The invention relates to a simulation system for simulating lung tumor movement deformation for radiotherapy, which comprises a main body machine, a connecting wire and a control machine; the main body machine consists of a main machine shell, a box door, a sliding block, a diaphragm simulation layer, a wind speed and wind volume simulator, a lung diaphragm simulation layer, a sensing device layer and a simulation lump; the wind speed and wind volume simulator consists of a base, a slide rail and an exhaust pipe; the main body machine is connected with a control machine through a connecting wire, and the control machine consists of a curve display, a control panel and a parameter display; four circular operating buttons and six square operating buttons are arranged on the control panel; three square display screens are arranged on the parameter display. Its advantages are: the real respiration of the human body is reproduced by simulating the environment in the lung, and the motion rule data of the lung tumor can be obtained, so that the accuracy of radiotherapy can be improved.
Description
Technical Field
The invention relates to the technical field of simulating lung tumor motion deformation for radiotherapy, in particular to a simulation system for simulating lung tumor motion deformation for radiotherapy.
Background
In recent years, the population suffering from cancer is increasing worldwide, and the incidence rate and the mortality rate of lung cancer are high. At present, chemotherapy and radiotherapy are mainly used for treating lung cancer, a currently applied radiotherapy technology is three-dimensional conformal radiotherapy (3DCRT), because the moving range of a tumor of a lung along with respiratory motion is large, the position of the tumor is difficult to accurately position in the radiotherapy process, and in order to ensure that the tumor is always in irradiation, a planned target area is usually expanded, but more normal tissues are irradiated in this way, and normal human tissues are damaged. Thus, if the tumor motion trajectory can be tracked, radiation therapy with high accuracy can be achieved. In order to verify the accuracy of tumor tracking, experimental verification is needed, but a real patient cannot be used as an experimental object, so that a device capable of simulating the motion of a lung tumor during human respiration and collecting tumor motion data needs to be researched;
at present, the invention relates to a scientific research project in Shanghai city, and the project number is as follows: 18441905600, project name: research and development of an online adaptive lung cancer radiotherapy planning system model; the project has important significance for improving the accuracy of radiotherapy, improving the medical level of China and treating lung cancer.
Chinese patent documents: CN107019852A, published: 2017.08.08, discloses a tracking device for simulating the movement of lung tumor, which comprises a simulated lung model, a simulated breathing device connected with the simulated lung model and used for expanding and contracting the simulated lung model, a sensor arranged on the simulated lung model and used for representing the tumor, and a data processing device connected with the sensor, wherein the sensor collects the movement data of itself and sends the data to the data processing device.
Chinese patent documents: CN107739714A, published: 2018.02.27 discloses a cell toxicology pharmacology testing device of simulation lung respiration, including sphere overhead guard, cylindric fog cover, cell culture ware, the hollow column thermostatic waterbath device, the horizontal base that are used for controlled temperature that from top to bottom can dismantle the connection in proper order, cell culture ware on have a plurality of hollow cylinder shape culture region that are used for holding the culture solution and placing the orifice plate along circumference evenly distributed, hollow cylinder shape culture region imbeds in thermostatic waterbath device, the sphere overhead guard in the middle of be provided with the atomizer that is used for producing aerosol state cytotoxic substance and medicine.
However, no simulation system for simulating the motion deformation of the lung tumor for radiotherapy has been reported at present.
Disclosure of Invention
The invention aims to provide a simulation system for simulating the motion deformation of a lung tumor for radiotherapy.
In order to achieve the purpose, the invention adopts the technical scheme that:
a simulation system for simulating lung tumor motion deformation for radiotherapy comprises a main body machine (1), a connecting wire (2) and a control machine (3);
the main body machine (1) consists of a main body shell (11), a box door (12), a sliding block (13), a diaphragm simulation layer (14), a wind speed and wind volume simulator (15), a lung membrane simulation layer (16), a sensing device layer (17) and a simulation tumor block (18); the host machine shell (11) is a cuboid box with an opening in the front, a box door (12) is hinged to the left side edge opening in the front of the host machine shell (11), and three circular magnetic grooves (121) are formed in the box door (12); three circular magnets (111) are arranged at the right side opening in front of the main machine shell (11); a sliding block (13) is arranged at the rear part inside the main machine shell (11); a clamping groove (131) is formed in the sliding block (13), and a diaphragm simulation layer (14) is installed on the clamping groove (131); the diaphragm simulation layer (14) is arc-shaped plate-shaped, and a combination chuck (141) is arranged on the diaphragm simulation layer (14); the wind speed and wind volume simulator (15) is mounted on the left side and the right side of the interior of the host machine shell (11), and the wind speed and wind volume simulator (15) consists of a base (151), a slide rail (152) and an exhaust pipe (153); a sliding rail (152) is installed on the base (151), a sliding groove (1521) is arranged in the middle of the sliding rail (152), and an exhaust pipe (153) is installed in the sliding groove (1521); a lung membrane simulation layer (16) is arranged on the inner part of the main machine shell (11), an induction device layer (17) is arranged at the lower end of the lung membrane simulation layer (16), and a simulation tumor block (18) is arranged in the induction device layer (17);
the main body machine (1) is connected with the control machine (3) through a connecting wire (2), and the control machine (3) consists of a curve display (31), a control panel (32) and a parameter display (33); four round operating buttons (321) and six square operating buttons (322) are arranged on the control panel (32); the parameter display (33) is provided with three square display screens (331).
The control machine (3) is used for controlling the main body machine (1).
The sliding rail (152) can rotate on the base (151), and the exhaust pipe (153) can slide back and forth in the sliding groove (1521).
The diaphragm simulation layer (14) can slide up and down on the sliding block (13).
The round magnet (111) is matched with the round magnetic groove (121).
The clamping groove (131) is matched with the combined clamping head (141).
The invention has the advantages that:
1. the simulation system for simulating the motion deformation of the lung tumor for radiotherapy simulates the environment in the lung to reproduce the real breathing of a human body, and can obtain the motion rule data of the lung tumor, so that the precision of radiotherapy can be improved.
Drawings
FIG. 1 is a schematic structural diagram of a simulation system for simulating motion deformation of a lung tumor for radiotherapy.
FIG. 2 is a schematic structural diagram of a main machine of a simulation system for simulating motion and deformation of a lung tumor for radiotherapy.
FIG. 3 is a schematic structural diagram of a slider and a diaphragm simulation layer of a simulation system for simulating motion and deformation of a lung tumor for radiotherapy.
FIG. 4 is a schematic structural diagram of a wind speed and wind volume simulator of a simulation system for simulating motion and deformation of a lung tumor for radiotherapy.
FIG. 5 is a schematic structural diagram of a lung membrane simulation layer, an induction device layer and a simulated tumor mass of a simulation system for simulating motion and deformation of a lung tumor for radiotherapy.
FIG. 6 is a schematic diagram of a control machine of a simulation system for simulating the motion deformation of a lung tumor for radiotherapy.
Detailed Description
The invention is further described with reference to the following examples and with reference to the accompanying drawings.
The reference numerals and components referred to in the drawings are as follows:
1. main body machine
11. Host machine shell
111. Circular magnet
12. Box door
121. Circular magnetic groove
13. Sliding block
131. Clamping groove
14. Diaphragm simulation layer
141. Combined chuck
15. Wind speed and wind quantity simulator
151. Base seat
152. Sliding rail
1521. Sliding chute
153. Exhaust pipe
16. Pulmonary membrane simulating layer
17. Layer of inductive device
18. Simulated lump
2. Connecting wire
3. Controlling machine
31. Curve display
32. Control panel
321. Circular operating button
322. Square operating button
33. Parameter display
331. Square display screen
Example 1
Referring to fig. 1, fig. 1 is a schematic structural diagram of a simulation system for simulating motion deformation of a lung tumor for radiation therapy according to this embodiment. The simulation system for simulating the motion deformation of the lung tumor for radiotherapy comprises a main body machine (1), a connecting wire (2) and a control machine (3);
referring to fig. 2-5, fig. 2 is a schematic structural diagram of a main body of a simulation system for simulating lung tumor motion deformation for radiotherapy, fig. 3 is a schematic structural diagram of a slider and a diaphragm simulation layer of the simulation system for simulating lung tumor motion deformation for radiotherapy, fig. 4 is a schematic structural diagram of a wind speed and wind volume simulator of the simulation system for simulating lung tumor motion deformation for radiotherapy, and fig. 5 is a schematic structural diagram of a lung membrane simulation layer, a sensing device layer and a simulated mass of the simulation system for simulating lung tumor motion deformation for radiotherapy. The main body machine (1) consists of a main body shell (11), a box door (12), a sliding block (13), a diaphragm simulation layer (14), a wind speed and wind volume simulator (15), a lung membrane simulation layer (16), a sensing device layer (17) and a simulation tumor block (18); the host machine shell (11) is a cuboid box with an opening in the front, a box door (12) is hinged to the left side edge opening in the front of the host machine shell (11), and three circular magnetic grooves (121) are formed in the box door (12); three circular magnets (111) are arranged at the right side opening in front of the main machine shell (11); a sliding block (13) is arranged at the rear part inside the main machine shell (11); a clamping groove (131) is formed in the sliding block (13), and a diaphragm simulation layer (14) is installed on the clamping groove (131); the diaphragm simulation layer (14) is arc-shaped plate-shaped, and a combination chuck (141) is arranged on the diaphragm simulation layer (14); the wind speed and wind volume simulator (15) is mounted on the left side and the right side of the interior of the host machine shell (11), and the wind speed and wind volume simulator (15) consists of a base (151), a slide rail (152) and an exhaust pipe (153); a sliding rail (152) is installed on the base (151), a sliding groove (1521) is arranged in the middle of the sliding rail (152), and an exhaust pipe (153) is installed in the sliding groove (1521); a lung membrane simulation layer (16) is arranged on the inner part of the main machine shell (11), an induction device layer (17) is arranged at the lower end of the lung membrane simulation layer (16), and a simulation tumor block (18) is arranged in the induction device layer (17);
referring to fig. 6, fig. 6 is a schematic structural diagram of a control machine of a simulation system for simulating motion and deformation of a lung tumor for radiotherapy according to this embodiment. The main body machine (1) is connected with the control machine (3) through a connecting wire (2), and the control machine (3) consists of a curve display (31), a control panel (32) and a parameter display (33); four round operating buttons (321) and six square operating buttons (322) are arranged on the control panel (32); the parameter display (33) is provided with three square display screens (331).
The control machine (3) is used for controlling the main body machine (1).
The sliding rail (152) can rotate on the base (151), and the exhaust pipe (153) can slide back and forth in the sliding groove (1521).
The diaphragm simulation layer (14) can slide up and down on the sliding block (13).
The round magnet (111) is matched with the round magnetic groove (121).
The clamping groove (131) is matched with the combined clamping head (141).
Example 2
Referring to fig. 1, fig. 1 is a schematic structural diagram of a simulation system for simulating motion deformation of a lung tumor for radiation therapy according to this embodiment.
The simulation system controls the main body machine (1) through a control panel (32) on the control machine (3); the diaphragm simulation layer (14) can move up and down on the sliding block (13) to simulate a mediastinum; the wind speed and wind volume simulator (15) is used for simulating the gas flow in the lung and controlling the flow through wind speed and wind power; the lung membrane simulation layer (16) can change the curvature and is used for simulating the lung membranes in different areas; the induction device layer (17) is used for inducing wind power and wind speed received by the tumor to better control the motion of the tumor; a simulated mass (18) for the mass simulation block; the curve display (31) is used for displaying a function curve of wind power and wind speed and displaying a curve of an electronic signal for controlling wind speed and wind volume; the control panel (32) changes data by operating the circular operation button (321) and the square operation button (322) to control the main body machine (1); the parameter display (33) is used for displaying data parameters in the main body machine (1) and displaying values of wind power and wind speed.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and additions can be made without departing from the principle of the present invention, and these should also be considered as the protection scope of the present invention.
Claims (4)
1. A simulation system for simulating lung tumor motion deformation for radiotherapy is characterized by comprising a main body machine (1), a connecting wire (2) and a control machine (3); the main body machine (1) consists of a main body shell (11), a box door (12), a sliding block (13), a diaphragm simulation layer (14), a wind speed and wind volume simulator (15), a lung membrane simulation layer (16), a sensing device layer (17) and a simulation tumor block (18); the host machine shell (11) is a cuboid box with an opening in the front, a box door (12) is hinged to the left side edge opening in the front of the host machine shell (11), and three circular magnetic grooves (121) are formed in the box door (12); three circular magnets (111) are arranged at the right side opening in front of the main machine shell (11); a sliding block (13) is arranged at the rear part inside the main machine shell (11); a clamping groove (131) is formed in the sliding block (13), and a diaphragm simulation layer (14) is installed on the clamping groove (131); the diaphragm simulation layer (14) is arc-shaped plate-shaped, and a combination chuck (141) is arranged on the diaphragm simulation layer (14); the wind speed and wind volume simulator (15) is mounted on the left side and the right side of the interior of the host machine shell (11), and the wind speed and wind volume simulator (15) consists of a base (151), a slide rail (152) and an exhaust pipe (153); a sliding rail (152) is installed on the base (151), a sliding groove (1521) is arranged in the middle of the sliding rail (152), and an exhaust pipe (153) is installed in the sliding groove (1521); a lung membrane simulation layer (16) is arranged on the inner part of the main machine shell (11), an induction device layer (17) is arranged at the lower end of the lung membrane simulation layer (16), and a simulation tumor block (18) is arranged in the induction device layer (17); the main body machine (1) is connected with the control machine (3) through a connecting wire (2), and the control machine (3) consists of a curve display (31), a control panel (32) and a parameter display (33); four round operating buttons (321) and six square operating buttons (322) are arranged on the control panel (32); the parameter display (33) on be equipped with three square display screen (331), slide rail (152) can rotate on base (151), exhaust pipe (153) can slide around in spout (1521), diaphragm simulation layer (14) can slide from top to bottom on slider (13).
2. The simulation system for simulating the motion deformation of a lung tumor for radiotherapy according to claim 1, wherein the control machine (3) is used for controlling the main body machine (1).
3. The simulation system for simulating the motion deformation of a lung tumor for radiotherapy according to claim 1, wherein the circular magnet (111) is matched with the circular magnetic groove (121).
4. The simulation system for simulating the motion deformation of the lung tumor for radiotherapy according to claim 1, wherein the slot (131) is matched with the combined clamp (141).
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| CN201810764185.1A CN108847110B (en) | 2018-07-12 | 2018-07-12 | Simulation system for simulating lung tumor motion deformation for radiotherapy |
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| CN201810764185.1A CN108847110B (en) | 2018-07-12 | 2018-07-12 | Simulation system for simulating lung tumor motion deformation for radiotherapy |
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| WO2017160228A1 (en) * | 2016-03-17 | 2017-09-21 | Changi General Hospital Pte Ltd | Lung simulation apparatus |
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- 2018-07-12 CN CN201810764185.1A patent/CN108847110B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203397591U (en) * | 2013-08-08 | 2014-01-15 | 刘萍 | Dynamic flail-chest teaching model |
| CN104606790A (en) * | 2015-01-24 | 2015-05-13 | 山东省肿瘤防治研究院 | Tumor position real-time tracking device for radiation therapy |
| WO2017160228A1 (en) * | 2016-03-17 | 2017-09-21 | Changi General Hospital Pte Ltd | Lung simulation apparatus |
| CN107019852A (en) * | 2017-03-14 | 2017-08-08 | 苏州大学 | Simulate the tracks of device of human lung's tumor motion |
| CN107126192A (en) * | 2017-04-18 | 2017-09-05 | 四川省肿瘤医院 | A kind of knub position real-time monitoring system and its monitoring method |
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