CN209790622U - Split type microwave treatment device suitable for strong magnetic environment - Google Patents
Split type microwave treatment device suitable for strong magnetic environment Download PDFInfo
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- CN209790622U CN209790622U CN201820668273.7U CN201820668273U CN209790622U CN 209790622 U CN209790622 U CN 209790622U CN 201820668273 U CN201820668273 U CN 201820668273U CN 209790622 U CN209790622 U CN 209790622U
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Abstract
A split microwave therapeutic device suitable for a strong magnetic environment comprises a host machine, a microwave ablation needle and a microwave source, wherein the host machine is used for accommodating a controller, a water cooling source and a power supply, the microwave source is arranged separately from the host machine, a water cooling circulation system and a corresponding cable are arranged between the microwave source and the host machine, the microwave ablation needle is provided with a temperature sensor, and the water cooling transmission system comprises two circulation systems which are used for cooling a solid microwave source and the microwave ablation needle respectively. The utility model discloses a scheme of host computer and solid-state microwave emergence source separation design, compatible nuclear magnetic resonance equipment simultaneous working has solved prior art and has just can be close to nuclear magnetic resonance equipment through a large amount of magnetic screen means, and still has the adsorbed risk of being managed nuclear magnetic resonance equipment. The device reduces the length of the coaxial cable for transmitting the microwave energy, reduces the microwave energy loss, increases the energy acting on the affected part, and further increases the volume of microwave tumor ablation under nuclear magnetic resonance equipment.
Description
Technical Field
The utility model relates to the field of medical equipment, specifically speaking relates to a split type microwave treatment device suitable for strong magnetic environment.
Background
The existing microwave therapeutic apparatus consists of a power supply module, a microwave energy generation module, a man-machine interface (display and touch control), a control module and an air cooling part, and the power required by different minimally invasive operations and the output duration of microwave energy can be manually adjusted through a key or a touch screen interface so as to achieve the minimally invasive range required by the minimally invasive operations.
In the minimally invasive microwave ablation treatment operation process, the conventional microwave treatment instrument cannot work compatibly under a nuclear magnetic resonance environment and needs to be placed beyond 3 meters away from a Gaussian line of nuclear magnetic resonance equipment, and the purpose is to prevent the microwave treatment instrument from being smashed on the nuclear magnetic resonance equipment or causing accidents on patients due to the fact that the microwave treatment instrument is strongly adsorbed by the nuclear magnetic resonance equipment when working together with the nuclear magnetic resonance equipment after being powered on, and meanwhile, as the microwave treatment instrument is far away from the nuclear magnetic resonance equipment, a microwave transmission coaxial cable is too long, energy loss is serious, ablation is within a range of about 1-2cm, and the requirement for mass tumor ablation cannot be met.
Disclosure of Invention
The purpose of the invention is as follows: the utility model aims at providing a shorten the distance between ablation equipment and microwave generating equipment and the nuclear magnetic resonance magnetic ring, reduce split type microwave treatment device of microwave energy transmission loss.
The technical scheme is as follows: in order to achieve the above purpose, the utility model discloses a split type microwave therapy device suitable for strong magnetic environment, which comprises a host machine containing a controller, a water cooling source and a power supply, a microwave source separated from the host machine, and a microwave ablation needle connected with the microwave source; the microwave source is connected with the host through a water-cooling circulating system and a power supply cable; the water cooling circulation system comprises a main circulation pipeline flowing through the microwave source and a secondary circulation pipeline flowing through the microwave ablation needle.
the utility model discloses a microwave therapy appearance host computer is placed in the strong magnetism region of non-apart from 2 meters apart from nuclear magnetic resonance operating table gauss line, and the microwave source of components of a whole that can function independently design is placed by the operating table under the nuclear magnetic resonance environment, and the microwave source energy sees through the microwave ablation needle and acts on the human body for the operation is melted to human wicresoft.
The microwave source is a device or a component capable of emitting microwave energy and can provide energy required by microwave ablation, and the microwave source is a solid microwave source or a magnetron, preferably a solid microwave source. The solid-state microwave source is a device which generates microwave signals by using a solid-state active device, such as a transfer electron oscillator, an avalanche diode oscillator, a microwave transistor oscillator and the like.
In order to meet the requirement of microwave ablation operation in a strong nuclear magnetic environment, a shell made of aluminum or aluminum-containing nonmagnetic alloy is arranged outside a microwave source, and the shell is closed to all magnetic parts in a fully-enclosed mode.
Further, the main circulation pipeline and/or the auxiliary circulation pipeline comprise a cooling liquid driving device and a circulation pipeline. The circulating pipeline is connected to the microwave ablation needle and the microwave source respectively, solves the problem that the patient is scalded and pricked by overhigh temperature inside the microwave ablation needle, can inhibit the heating of the microwave source, and is more beneficial to improving the stability of the output of the microwave generating source and prolonging the service life.
Preferably, the coolant drive is a peristaltic or piezoelectric pump.
As the optimization scheme of the utility model, the microwave ablation needle is equipped with temperature sensor, preferably, temperature sensor is the thermocouple.
The host is provided with a human-computer interaction interface, and the communication output end of the human-computer interaction interface comprises an RS485 communication interface, a CAN bus interface, an Ethernet interface, and interfaces such as other parallel ports and serial ports. Through the equipment, a clinician can check the needle inserting process, the position and the adjusting direction of the microwave ablation needle in real time on the basis of the rapid scanning of the nuclear magnetic resonance equipment.
Has the advantages that: the utility model discloses a scheme of host computer and solid-state microwave emergence source separation design, compatible nuclear magnetic resonance equipment simultaneous working has solved prior art and has just can be close to nuclear magnetic resonance equipment through a large amount of magnetic screen means, and still has the adsorbed risk of being managed nuclear magnetic resonance equipment. The device reduces the length of the coaxial cable for transmitting the microwave energy, reduces the microwave energy loss, increases the energy acting on the affected part, and further increases the volume of microwave tumor ablation under nuclear magnetic resonance equipment. Due to the compatible solution of the equipment, the technology can meet the requirements of checking the needle inserting state of the microwave ablation needle and the ablation range state in the microwave ablation process under the nuclear magnetic resonance equipment.
Drawings
Fig. 1 is a schematic diagram of the system framework of the present invention.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
Example 1
As shown in figure 1, the split type microwave treatment device suitable for the strong magnetic environment comprises a microwave treatment instrument main machine 1, a solid microwave source 2 and a microwave ablation needle 3, wherein the distance between the solid microwave source 2 and a nuclear magnetic resonance device 4 is less than 1 meter, and the microwave treatment instrument main machine 1 is placed in a region which is 4 meters away from a gauss line of a nuclear magnetic resonance operating table.
The main machine 1 is internally provided with a controller 5, a water cooling source 6 and a power supply 7, and the surface of the main machine is provided with a human-computer interaction interface 8. The solid microwave source 2 is provided with a shell 9 made of aluminum or aluminum-containing nonmagnetic alloy outside. A communication cable 10 is arranged between the solid-state microwave source 2 and the host 1, is in circuit connection with the power supply 7 of the host 1 and is in communication connection with the controller 5 of the host 1. A water cooling source 6 in the host 1 is connected with the solid microwave source 2 through a main circulating pipeline 11 and is used for reducing the temperature; the water cooling source 6 is also connected with the microwave ablation needle 3 through the auxiliary circulation pipeline 12 and is used for reducing the temperature of the microwave ablation needle 3. The main circulation pipeline 11 and the auxiliary circulation pipeline 12 are provided with corresponding peristaltic pumps and circulation pipelines for continuous water cooling. The microwave ablation needle 3 is provided with a temperature sensor which is in communication connection with the controller 5, and the temperature change and the ablation coagulation range based on the time sequence can be obtained through the processing of the controller, so that the microwave ablation needle has important guiding significance for the operation.
Example 2
In this embodiment, a human-computer interaction interface is provided on the basis of embodiment 1, and a communication output end of the human-computer interaction interface includes an RS485 communication interface, a CAN bus interface, an ethernet interface, and other parallel ports or serial ports. Through the equipment, a clinician can check the needle inserting process, the position and the adjusting direction of the microwave ablation needle in real time on the basis of the rapid scanning of the nuclear magnetic resonance equipment.
The above description is only a preferred embodiment of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and enhancements can be made without departing from the principles of the invention, and such modifications and enhancements are intended to be within the scope of the invention.
Claims (8)
1. The utility model provides a split type microwave treatment device suitable for strong magnetic environment which characterized in that: the device comprises a host machine, a microwave source and a microwave ablation needle, wherein the host machine is accommodated with a controller, a water cold source and a power supply;
The microwave source is connected with the host through a water-cooling circulating system and a power supply cable;
The water cooling circulation system comprises a main circulation pipeline flowing through the microwave source and a secondary circulation pipeline flowing through the microwave ablation needle.
2. The split-type microwave treatment device suitable for the strong magnetic environment according to claim 1, characterized in that: the microwave source is any one of a solid microwave source, a magnetron or a device capable of emitting microwave energy.
3. The split-type microwave treatment device suitable for the strong magnetic environment according to claim 2, characterized in that: the microwave source is a solid microwave source or a magnetron.
4. The split-type microwave treatment device suitable for the strong magnetic environment according to claim 1, characterized in that: and a shell made of aluminum or aluminum-containing nonmagnetic alloy is arranged outside the microwave source.
5. The split-type microwave treatment device suitable for the strong magnetic environment according to claim 1, characterized in that: the main circulation pipeline and/or the auxiliary circulation pipeline comprise a cooling liquid driving device and a circulation pipeline.
6. The split-type microwave treatment device suitable for the strong magnetic environment according to claim 5, characterized in that: the cooling liquid driving device is a peristaltic pump or a piezoelectric pump.
7. The split-type microwave treatment device suitable for the strong magnetic environment according to claim 1, characterized in that: the microwave ablation needle is provided with a temperature sensor which is a thermocouple or a thermistor.
8. The split-type microwave treatment device suitable for the strong magnetic environment according to claim 1, characterized in that: the host is provided with a human-computer interaction interface, and the communication output end of the human-computer interaction interface comprises an RS485 communication interface, a CAN bus interface and an Ethernet interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820668273.7U CN209790622U (en) | 2018-05-04 | 2018-05-04 | Split type microwave treatment device suitable for strong magnetic environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820668273.7U CN209790622U (en) | 2018-05-04 | 2018-05-04 | Split type microwave treatment device suitable for strong magnetic environment |
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| Publication Number | Publication Date |
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| CN209790622U true CN209790622U (en) | 2019-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820668273.7U Active CN209790622U (en) | 2018-05-04 | 2018-05-04 | Split type microwave treatment device suitable for strong magnetic environment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023245928A1 (en) * | 2022-06-21 | 2023-12-28 | 中国科学院自动化研究所 | Magnetic stimulator |
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2018
- 2018-05-04 CN CN201820668273.7U patent/CN209790622U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023245928A1 (en) * | 2022-06-21 | 2023-12-28 | 中国科学院自动化研究所 | Magnetic stimulator |
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| CP01 | Change in the name or title of a patent holder |
Address after: The third and fourth floors of J5, Nanjing University of Technology Industrial Park, No. 15, Wanshou Road, Pukou District, Nanjing, Jiangsu 210,000 Patentee after: Nanjing Yigao Medical Technology Co.,Ltd. Address before: The third and fourth floors of J5, Nanjing University of Technology Industrial Park, No. 15, Wanshou Road, Pukou District, Nanjing, Jiangsu 210,000 Patentee before: NANJING ECO MICROWAVE SYSTEM Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |