Sharp Kabushiki Kaisha Corporation

Osaka City University

Sbi Pharmaceuticals Co., Ltd.

Jun Mori

Katsuji Iguchi

Tohru Nakanishi

Tim Michael Smeeton

Hiroya Sato

Tomohisa Sato

Takashi Yoshimoto

Edward Andrew Boardman

Hidenori Kawanishi

Masatsugu Masuda

Toshiyuki Ozawa

Kunio Awazu

An optical treatment apparatus includes: a power source unit; a light irradiation module, that irradiates an affected part with light; a spacer that is positioned between the light irradiation module and the affected part; a fixing material that applies pressure to the light irradiation module and fixes the light irradiation module at an installation position; and a shielding material that covers the light irradiation module, in which, in a case where the pressure applied by the fixing material becomes lower than predetermined pressure, supply of current is stopped.

Optical treatment apparatus and fixing tool

The present invention includes: a front-side positive trace (P) disposed on a flexible substrate (); a positive external connection line (P) connected to the front-side positive trace (P) to supply electric power; and LED chips () provided to the flexible substrate () and connected to the front-side positive trace (P), wherein an electric resistance between the positive external connection line (P) and one of the LED chips () which is farthest from the positive external connection line (P) is less than an internal resistance of the one of the LED chips ().

Photoirradiation substrate

Light irradiation that is suitable for treatment for a relatively small diseased part and is performed almost uniformly and efficiently for the entirety of an affected part even when the affected part is not flat is realized. Light output from a plurality of LED chips includes first wavelength region light whose light-emission intensity peak is in a wavelength range of 380 nm or more and 430 nm or less and second wavelength region light whose light-emission intensity peak is in a wavelength range of more than 430 nm and 635 nm or less, and a group of LED light sources has uniform in-plane intensity of light irradiation.

Light irradiating device and phototherapy machine

A light irradiation substrate is provided which can cope with cases of emergency and which is capable of optimum irradiation with therapeutic light regardless of the shape or size of affected parts while keeping a lid on cost. The center-to-center distance between two adjacent LED chips () facing each other across the boundary between two unit substrates () adjacent to each other in an X direction or (a Y direction) and belonging to the respective unit substrates () is twice or less as long as the center-to-center distance between two LED chips () adjacent to each other in the X direction (or the Y direction) within each of the unit substrates (). Each of the unit substrates () includes a connection section () that provides external connection of wires (). The connection section () is provided on a back surface of a flexible substrate ().

Light irradiation substrate and light irradiation device

Provided is a simple light irradiation apparatus capable of performing uniform irradiation even on to a treatment area having a curved surface and capable of suppressing excessive heating caused by light irradiation. The light irradiation apparatus () includes a polymer gel layer () that covers the treatment area () on skin (), an LED protective layer () that closely adheres to the polymer gel layer (), and a substrate () on which LEDs () closely adhered to the LED protective layer () are arranged thereon. A current control apparatus () which lights the LEDs () controls irradiation intensity and stops irradiation when reaching a demanded dose amount.

Light irradiation apparatus

A light irradiation substrate includes plural unit substrates that have a flexible substrate. A portion of the unit substrates have a pair of external connection portions. A first surface of the flexible substrate is provided with an LED chip and a wire for each of the unit substrates, and a second surface is provided with a back surface wire across the unit substrates.

Light irradiation substrate

A light irradiation substrate () includes a flexible substrate (), first electrical conducting material patterns () composed of wirings () and a dummy pattern () which are provided on a front surface of the flexible substrate (), and LED chips () each of which is mounted on each of the wirings (), front surfaces of the first electrical conducting material patterns () are formed of a reflecting material having total light flux reflectance of 80% or more, and area coverage of the first electrical conducting material patterns () at least in a region surrounded by the LED chips () is 85% or more.

A sterilizing apparatus having both excellent safety and operability is provided. A sterilizing apparatus () according to an aspect for carrying out the present invention is a sterilizing apparatus () that radiates light including ultraviolet rays onto an affected area (), wherein first wavelength light (L) having a peak wavelength in a wavelength range of 190 nm or more and 230 nm or less, and second wavelength light (L) having a peak wavelength in a wavelength range of 400 nm or more and 780 nm or less are emitted.

Sterilizing apparatus

A sensor for measuring a concentration of a particular ion, molecule or atom in a fluid includes a sample handling portion for providing at least some of the fluid, a first photo-detection device, and a first light source. The first photo-detection device is configured to measure a power of light incident thereon, and the first light source includes a solid-state light emitting device. The first light source is configured to emit light having a wavelength less than 240 nanometers incident on the fluid provided by the sample handling portion, and the first photo-detection device is configured to receive light having passed through the fluid.

Optical sensor for fluid analysis

A semiconductor light-emitting device having an electrode that can be manufactured by a simple method and is unlikely to deteriorate, and a method for forming the electrode are provided. The semiconductor light-emitting device according to the present invention has a semiconductor layered structure having a light-emitting layer that emits light by supplying electric power and an electrode formed on the semiconductor layered structure. The electrode has a reflection layer that reflects light exiting from the light-emitting layer, a barrier layer formed on the upper side and side surface of the reflection layer, and a pad layer formed only on the top surface of the barrier layer.

Growing community of inventors

Sakai, Japan

Jun Mori