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375 results about "Light phototherapy" patented technology

Light therapy, also known as phototherapy, is the use of ultraviolet (UV) light for its healing effects.

Sun-blocking optical energy cloth

The invention discloses a sun-blocking optical energy fabric. Polyester fiber nylon and elastic yarn are taken as organization material polymers, and a cloth fabric which has excellent elasticity, density degree, light transmission and optical rotation absorption performance and can obtain Joule quantity of ultraviolet rays with highest energy can be woven by a circular knitting machine. The temperature of the cloth fabric is set as 180+/-10 DEG C, so that the organization material polymers can be combined more tightly and integrated to form gray cloth. Oily yarn, dirt and impurities on the surface of the cloth are removed by refining, the cloth is bleached by using an optical bleaching agent which is a non-toxic fluorescent compound, and a right amount of finishing aid is added to a dye vat. The cloth is coated with a single-face pigment fluorescence color paste through a tension-free full-imprint layer and is dried by a tension-free dust-free drying machine, and the color fastness of the cloth is shaped at high temperature by removing formaldehyde. Thus, the sun-blocking optical energy fabric having light transmission, coolness, odor prevention, no toxicity and light absorption and having slight phototherapy beautifying action can be completed. The invention is applicable to various occasions requiring the sun-blocking optical energy fabric.
Owner:INPROTEX

Ingestible capsule for the phototherapeutic treatment of infections

An ingestible capsule arranged, in use, to cross a human stomach for carrying out a phototherapic treatment arranged to combat an infection due to the presence of the bacterium Helicobacter pylori, said ingestible capsule comprising at least one primary light source arranged to emit an electromagnetic phototherapic wave having a wavelength λ1, at least one auxiliary light source arranged to emit an electromagnetic phototherapic wave having a wavelength λ2, a wrapper arranged to contain said or each primary light source and said or each auxiliary light source, said wrapper being at least partially transparent to said wavelengths λ1 and λ2, a control unit arranged to selectively activate said or each primary light source and/or said or each auxiliary light source, and at least one energy source arranged to provide energy for feeding said control unit and/or said light sources. In particular, 400 nm<λ1<525 nm and 525 nm<λ2<650 nm. Furthermore, said control unit is configured to receive an information of position reporting in real time an area of said stomach crossed by said ingestible capsule; to determine, known said information of position, a wavelength, a dosage and a duration of administration of said electromagnetic phototherapic waves for an optimal phototherapic treatment of said area of said stomach; to selectively activate said or each primary light source and/or said or each auxiliary light source to provide said optimal phototherapic treatment of said area of said stomach.
Owner:PROBIOMEDICA SRL

System for restoring bone defects

The invention belongs to the technical field of medical treatment, and discloses a system for restoring bone defects. The system comprises an image acquisition module, a defect determination module, athree-dimensional model construction module, a restoring model construction module, a material selection module, a 3D printing module, an evaluation module, and an auxiliary phototherapy module, wherein the image acquisition module is used for collecting human body depth image data; the defect determination module is used for acquiring the form and position of a bone defect area; the three-dimensional model construction module and the restoring model construction module are used for constructing a human skeleton three-dimensional model and a restoring model; the material selection module is used for determining a restoration body material; the 3D printing module is used for printing a bone defect restoration body; the evaluation module is used for evaluating the restoration body; the restoring module is used for restoring the bone defects; and the auxiliary phototherapy module is used for carrying out auxiliary phototherapy on the restored bone defect area. According to the system, nonew bone defect is generated, and meanwhile, no infection of other viruses is caused; the three-dimensional model of the human skeleton can be intelligently constructed, the restoration body materialis determined based on the form and position of the bone defects, and the restoration model is constructed; and the restoration effect is ensured.
Owner:THE SECOND AFFILIATED HOSPITAL OF ANHUI MEDICAL UNIV

Water-soluble carbon composite nano-material for double phototherapy, as well as preparation method and application thereof

The invention provides a water-soluble carbon composite nano-material for double phototherapy. The composite nano-material is a pi-pi planar conjugated complex formed by single-walled carbon nano-horns or monolayer curl-free graphene and water-soluble phthalocyanine. A preparation method of the water-soluble carbon composite nano-material comprises the following steps (1) dissolving the water-soluble phthalocyanine with secondary water to prepare a 10-15% aqueous solution, adding the single-walled carbon nano-horns or monolayer curl-free graphene accounting for 45-65 percent of the mass of the water-soluble phthalocyanine, and performing ultrasonic treatment for 30-180 minutes by using an ultrasonic device; and (2) centrifuging, carrying out suction filtering, washing and drying the prepared dispersant. The composite material has photo-thermal and photodynamic double treatment effects in the action of an infrared source, so that the efficiency for killing tumor cells can be strengthened; the preparation method is simple and convenient; the one-step ultrasonic method not only can solve the problem of water solubility of single-walled carbon nano-horns or monolayer curl-free graphene, but also enables the photodynamic treatment preparation to be loaded, and the surface characteristics of the carbon composite nano-material cannot be destroyed by adopting non-covalent modification.
Owner:GUANGXI NORMAL UNIV
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