PHOTOTHERAPY DEVICE, PHOTOTHERAPY METHOD, AND COMPUTER-READABLE RECORDING MEDIUM

    公开(公告)号:US20230347169A1

    公开(公告)日:2023-11-02

    申请号:US18220362

    申请日:2023-07-11

    Inventor: Chikashi OTA

    Abstract: A phototherapy device includes: a treatment light emitter configured to emit treatment light for causing a reaction of a drug; a first imager configured to obtain a tissue structure image which is formed using narrow band light applied onto an application position of the treatment light; a second imager configured to obtain a fluorescence image which is formed using excitation light applied onto the application position of the treatment light; a boundary region calculator configured to refer to the tissue structure image to determine a boundary region in which a tissue structure has changed; a fluorescence intensity variation calculator configured to calculate magnitude of variation in fluorescence intensity of the boundary region; and a display image generator configured to generate a display image to be used for displaying the magnitude of variation of the fluorescence intensity.

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