| abstract |
BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a stent using radio-transmitted power and an external driving device thereof. To this end, in the stent, a power receiver 230 for receiving power from the outside wirelessly; A power storage unit 240 for storing power; A second communication unit 270 for receiving a control command from the outside; An electric stimulation unit (290) for generating electric stimulation using power; A photosensitizer coated on the stent 250; An LED 220 for irradiating light around the stent 250; And a second control unit 210 for controlling the exothermic stent 250 based on the control command. |