Abstract: To provide a method of inducing regulatory T cells without the use of additives, disclosed herein is a method of inducing regulatory T cells comprising: a step of extracting blood from a living body; and a step of irradiating the extracted blood with ultraviolet light having a wavelength ranging between 260 nm and 320 nm. By irradiating the blood with ultraviolet light in the above specific wavelength range, it makes it possible for regulatory T cells to be induced without adding any substance to the blood extracted from a living body.

Abstract: The present invention provides a novel method for detecting an indicator of T cell lymphoma. The method for detecting an indicator of T cell lymphoma includes the step of detecting acetylated tubulin in a T cell that has been collected from a subject.

Abstract: Provided is a phototherapeutic apparatus including: a probe that is held and operated by a user and provided with a photo-irradiation unit that performs irradiation with light beams; and a body provided with a control unit that controls the light beams. The body is provided with a read unit that reads a treatment protocol registered in an IC card (mobile memory medium), and a monitor (operation indication unit) that indicates a region to be irradiated with the light beams to the user, the region being set in the treatment protocol, and the control unit causes the monitor to indicate the region to be irradiated and causes the photo-irradiation unit to perform the irradiation with the light beams at a set value set in the treatment protocol. It is possible to perform the irradiation with the light beams in accordance with the treatment protocol and safely use the phototherapeutic apparatus.

Abstract: An object is to uniformly irradiate a non-flat affected area with light. Provided is an irradiation apparatus (1) configured to irradiate a projecting part of a body of an irradiation target organism with light, the irradiation apparatus including: a cover (2); a light source unit (3); and a sheet (4) that is provided so that the light source unit (3) does not make contact with an affected area of the projecting part or an area surrounding the affected area, the sheet (4) and/or the cover (2) being configured to make contact with the area surrounding the affected area.

Abstract: Provided is an ultraviolet irradiation device capable of increasing the irradiance at an affected site (target cells) even when ultraviolet light having the same intensity is emitted. This ultraviolet irradiation device is provided with: a device body configured to be capable of emitting ultraviolet light from a light emission unit; an ultraviolet-transparent substrate disposed on the light emission unit; and an elastic member which is disposed on the surface of the substrate facing away from the device body and made of an ultraviolet-transparent material.

Abstract: An object of the present invention is to provide a photodynamic therapy light irradiation device for irradiating two kinds of light in different wavelength ranges to an irradiated surface, the device being capable of irradiating the light with uniform illuminance to the irradiated surface even having an uneven shape and obtaining a spectral distribution of high uniformity on the entire irradiated surface. A photodynamic therapy light irradiation device of the present invention is characterized by including: a light source unit having one or more LED elements that emit first light having a peak wavelength within a range of wavelengths of not shorter than 400 nm to not longer than 420 nm disposed on a flexible substrate; and a fluorescent plate configured to transmit a part of the first light from the light source unit, and to convert another part thereof into second light having a wavelength of not shorter than 500 nm to not longer than 520 nm and thereby emit the second light.

Abstract: A phototherapeutic apparatus 1 includes: a doctor card 8B (external storage medium) into which permission data for permitting a change in an irradiation condition for light from the probe 3 is registered or a patient card 8A into which prohibition data for not permitting the change is registered; and a data reader 9 that reads the data of the external storage medium 8. When the data reader 9 reads the permission data from the doctor card 8B, the irradiation condition of the condition setter 7 is made changeable by using the monitor 10 (input part), and when the data reader 9 reads the prohibition data from the patient card 8A, the change in the irradiation condition of the condition setter 7 by using the monitor 10 is not permitted, and an irradiation condition registered in the patient card 8A together with the prohibition data is set into the condition setter 7.

Abstract: A phototherapy device includes a light source module configured to emit therapeutic light to an affected area of a skin. The light source module includes a plurality of LED elements to emit light having a peak wavelength in a range of 365 nm±5 nm, and having a wavelength equal to or shorter than 350 nm. The light source module also includes a light outlet window to which the light emitted from the LED elements is incident and through which the therapeutic light exits. The light source module also includes a filter configured to substantially shield light having a wavelength equal to or shorter than 350 nm when the light emitted from the LED elements passes through the filter.

Abstract: Provided is a phototherapeutic apparatus including: a probe that is held and operated by a user and provided with a photo-irradiation unit that performs irradiation with light beams; and a body provided with a control unit that controls the light beams. The body is provided with a read unit that reads a treatment protocol registered in an IC card (mobile memory medium), and a monitor (operation indication unit) that indicates a region to be irradiated with the light beams to the user, the region being set in the treatment protocol, and the control unit causes the monitor to indicate the region to be irradiated and causes the photo-irradiation unit to perform the irradiation with the light beams at a set value set in the treatment protocol. It is possible to perform the irradiation with the light beams in accordance with the treatment protocol and safely use the phototherapeutic apparatus.

Abstract: Disclosed herein is a phototherapy device and a phototherapy method that employ an LED as a light source and are capable of achieving an appropriate therapeutic effect while suppressing a healthy portion of a skin from being damaged by light in a short wavelength band. The phototherapy device comprises a light source unit configured to irradiate an affected area with phototherapeutic light in a UV-B region. The light source unit includes an LED element configured to emit light in the UV-B region, and the LED element emits light having a peak wavelength equal to or greater than 312 nm. Also, the LED element preferably emits light having a peak wavelength equal to or less than 315 nm, and the LED element preferably emits light having a light emission spectrum of which full width at half maximum is equal to or less than 20 nm.

Abstract: Provided are a photodynamic therapy light irradiating device and a light irradiating method that can achieve an excellent therapeutic effect by short-time light irradiation. The photodynamic therapy light irradiating device of the present invention includes a light source part having a first LED element having a peak wavelength within a wavelength range of 400 to 420 nm and a second LED element having a peak wavelength within a wavelength range of 500 to 520 nm, and a control unit for controlling outputs of the first LED element and the second LED element. When the first LED element and the second LED element that constitute the light source part are turned on, one irradiated site is irradiated with light from the first LED element and light from the second LED element.

Abstract: A phototherapy device using excimer radiation in which, by skillful use of the individual peak wavelength of 308 nm and of the emission range of shorter wavelengths than 308 nm, the therapy effect is enhanced, and in which, at the same time, harm can be reduced is achieved using a XeCl excimer lamp and in which diseased sites of skin disorders are irradiated with UV-B radiation with an optical filter being used for changing the spectral shape of the UV-B radiation with which the diseased sites are irradiated.

Abstract: An instrument for ultraviolet irradiation includes a plurality of light-shielding filters each having different transmittances for ultraviolet radiation emitted from a light source for irradiating the skin of a patient with ultraviolet radiation, and a support member for supporting the light-shielding filters.

Abstract: A system for phototherapy and a method for phototherapy are disclosed. The system redeems the faults of conventional fluorescent bulb-type phototherapeutic system. Moreover, the system is small size, lightweight and thus portable, and the system renders a topical irradiation for only a diseased portion of skin possible in combination with an irradiation control system. A semiconductor ultraviolet ray light-emitting element is prepared, and a given ultraviolet ray is generated from this semiconductor ultraviolet ray light-emitting element, and the diseased site is irradiated in order to treat said diseased site.

Abstract: A phototherapy device which obtains an advantageous therapeutic effect and suppresses side effects at least to a certain degree by irradiation of diseased sites with therapeutic radiation with a spectrum in the UV-B radiation wavelength range that is continuous at least in the wavelength range of at most 303 nm with a lower boundary wavelength value of at least 297 nm. The phototherapy device has a light source which emits light with a spectrum having an emission peak in the wavelength range from 300 nm to 315 nm and which is continuous in the wavelength range of this emission peak at least up to 295 nm; and a radiation emission window in which the light from the light source is incident and via which the therapeutic radiation is emitted with a spectrum with a lower boundary value in the wavelength range from 297 nm to 303 nm.

Abstract: A narrow-band UV-B phototherapeutic device includes: a light source unit that includes a fluorescent lamp of planar structure that is the ultraviolet light source for emitting narrow-band UV-B; a power supply for causing the fluorescent lamp to emit light; and a control unit for controlling the light emission of the fluorescent lamp.

Abstract: A phototherapy device using excimer radiation in which, by skillful use of the individual peak wavelength of 308 nm and of the emission range of shorter wavelengths than 308 nm, the therapy effect is enhanced, and in which, at the same time, harm can be reduced is achieved using a XeCl excimer lamp and in which diseased sites of skin disorders are irradiated with UV-B radiation with an optical filter being used for changing the spectral shape of the UV-B radiation with which the diseased sites are irradiated.

Abstract: An instrument for ultraviolet irradiation includes a plurality of light-shielding filters each having different transmittances for ultraviolet radiation emitted from a light source for irradiating the skin of a patient with ultraviolet radiation, and a support member for supporting the light-shielding filters.

Abstract: A narrow-band UV-B phototherapeutic device includes: a light source unit that includes a fluorescent lamp of planar structure that is the ultraviolet light source for emitting narrow-band UV-B; a power supply for causing the fluorescent lamp to emit light; and a control unit for controlling the light emission of the fluorescent lamp.