A high-frequency magnetocaloric device for cell magnetocaloric genetics research
A high-frequency, cellular technology, applied in coil devices, induction heating, induction heating control, etc., can solve problems such as difficulty in generating a stable high-frequency magnetic field and poor high-frequency performance, and achieve stable magnetic field, good high-frequency performance, The effect of low heat radiation
Active Publication Date: 2022-07-22
ZHEJIANG UNIV OF TECH
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Problems solved by technology
Its disadvantage is that it is difficult for ferrite to generate a stable high-frequency magnetic field due to material and process limitations, and its high-frequency performance is poor.
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[0020] The specific embodiments of the present invention are further described below with reference to the accompanying drawings.
[0021] see figure 1 , The high-frequency magneto-caloric device for cell ion channel activation of the present invention includes a power supply unit 1 , a high-frequency inverter unit 2 , a current amplifying resonance unit 3 and a signal control unit 5 connected in sequence. The power supply unit 1 includes a commercial digital control DC power supply, which outputs a DC control signal to the high-frequency inverter unit 2. The output end of the commercial digital control DC power supply is connected to the high-frequency inverter through an inductor (soft start, protection circuit). The VCC power supply port of the main circuit of the inverter is connected to provide energy for the main circuit of the high-frequency inverter. The high-frequency inverter unit 2 converts the DC input signal into a high-frequency AC signal, and outputs the signal ...
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A high-frequency magnetocaloric device for activation of cell ion channels, comprising a power supply unit (1), a high-frequency inverter unit (2), a current amplifying resonance unit (3), and a multi-layer induction coil unit (4) connected in sequence and the signal control unit (5); the power supply unit (1) provides energy for the main circuit of the high-frequency inverter, and the high-frequency inverter unit (2) converts the DC input signal into a high-frequency AC signal, and outputs the signal to the current amplification resonance unit (3), the current amplification resonance unit (3) amplifies the input alternating current signal by 2 times, and outputs the signal to the multi-layer induction coil unit (4) and the signal control unit (5), the multi-layer induction The coil unit (4) converts the alternating current signal into a magnetic field signal through high-frequency resonance, and the signal control unit (5) scans the driving frequency and outputs a feedback control signal to the high-frequency inverter unit (2) through LabVIEW software programming.
Description
technical field [0001] The invention relates to the field of magneto-caloric technology, in particular to a magnetic field generating device for activating heat-sensitive cell ion channels in cell magneto-caloric genetics research. Background technique [0002] Magnetogenetics is a discipline that modulates neuronal activity. In recent years, magnetocaloric genetics, which utilizes the magnetocaloric effect of magnetic nanoparticles to excite cell ion channels to achieve the goal of regulating neural activity, has become one of the research hotspots. As the core tool of magnetocaloric genetics, the magnetocaloric device can directly affect the effect of magnetocaloric genetics because of its magnetic field characteristics. The development and improvement of the magnetocaloric device is a necessary condition to promote the research and development of magnetocaloric genetics. [0003] The high-frequency magnetocaloric device applied to cell magnetocaloric genetics generally r...
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IPC IPC(8): H05B6/04H05B6/06H05B6/44
CPCH05B6/04H05B6/06H05B6/44
Inventor 胡正珲税均徽谈高波李昊庄斯宜杨巍张桂迎林强
Owner ZHEJIANG UNIV OF TECH