Canon Kabushiki Kaisha

Tomoaki Ichimura

Satoshi Okada

Yohei Ishida

Yoshito Sasaki

Kazumi Nagano

Keiichi Nomura

Akiya Nakayama

Shinichi Takeda

Takamasa Ishii

Masato Inoue

Tamaki Kobayashi

Satoru Sawada

Shoshiro Saruta

Kota Nishibe

Youjirou Hiratsuka

Tomohiro Hoshina

An imaging table includes: a bucky apparatus to which a radiation imaging apparatus capable of being installed; a top plate connected to the bucky apparatus and allowing a subject to get on the top plate; and a rotation mechanism arranged to connect the bucky apparatus and the top plate in a relatively rotatable manner. The imaging table of the present invention can easily correspond to a plurality of imaging techniques.

Imaging table and radiation imaging system

A radiation detecting apparatus includes a scintillator, a pixel array in which a plurality of pixels that each converts visible light converted by the scintillator into electric signals is arranged in a two-dimensional array form on a first surface of a substrate, a plurality of connection terminal portions arranged on a periphery of the pixel array on the first surface of the substrate, and a conductive member to which a constant potential is supplied, wherein the conductive member, the pixel array, and the scintillator are arranged in this order from a side irradiated with radiation, and the scintillator is arranged on a first surface side, and wherein the conductive member is arranged in a region of a second surface opposite to the first surface of the substrate except for a region opposite to the plurality of connection terminal portions.

Radiation detecting apparatus, radiation detecting system, and manufacturing method for radiation detecting apparatus

A radiation detection apparatus employs a sensor panel having first and second opposing surfaces with a pixel array and electrical contacts arranged on the first surface side. A first supporting portion is secured to the panel with an adhesive layer, and supports the pixel array from the second surface side of the panel. A second supporting portion is fixed to the panel so as to inhibit the second supporting portion from being removed from the panel. The second supporting portion supports the electrical contacts from the second surface side of the panel. The elastic modulus of the second supporting portion is higher than that of the adhesive layer, and a number of wiring members are pressure-bonded to the electrical contacts.

Radiation detection apparatus, manufacturing method therefor, and radiation detection system

A method of manufacturing a scintillator, includes growing a scintillator layer constituted by a plurality of column crystals on a base, forming a first protection film so as to cover the scintillator layer, planarizing the first protection film, the planarizing including a polishing process of polishing the first protection film, and forming a second protection film configured to cover the first protection film that has undergone the planarizing. The scintillator layers grown on the base include an abnormally grown portion. In the polishing process, a front end of the abnormally grown portion is polished as well as a surface of the first protection film so as to form a continuation surface by the surface of the first protection film and a surface of the abnormally grown portion.

Scintillator, method of manufacturing the same, radiation imaging apparatus, and radiation imaging system

A radiation imaging apparatus, comprising a sensor panel on which a plurality of sensors are arrayed, a scintillator that is arranged over a base member and is made of an alkali halide, and a protective film configured to suppress deliquescence of the scintillator, wherein the protective film includes a first portion that covers a side face of the scintillator and an end of the scintillator on a side opposite to the base member, and a second portion that is smaller in a content of fluorine than the first portion and covers at least part of a surface of the first portion.

Radiation imaging apparatus, method for manufacturing the same, and radiation inspection apparatus

A method of manufacturing a radiation detection apparatus is provided. On a sensor substrate on which a pixel array is formed, a scintillator layer that covers the pixel array, a sealing layer that covers a side face of the scintillator layer, and a protection layer that covers an upper face of the scintillator layer and an upper face of the sealing layer are formed. The sensor substrate, the sealing layer, and the protection layer along a side of the pixel array are cut such that a cut surface of the sensor substrate, a cut surface of the sealing layer, and a cut surface of the protection layer are arranged on the same plane.

Radiation detection apparatus and method of manufacturing the same

A radiation detection apparatus including a sensor unit having photoelectric conversion units two-dimensionally arranged and a scintillator layer which converts radiation into light, comprising a first member disposed on the sensor unit, and a second member disposed on the first member, wherein the scintillator layer is disposed on the second member, and letting nbe a refractive index of the first member, nbe a refractive index of the second member, and nbe a refractive index of the scintillator layer, a relationship of n&#x3c;n&#x3c;nholds.

Radiation detection apparatus and radiographic system

A scintillator has a two-dimensional array of a plurality of columnar crystals which converts radiation into light, and a covering portion covering the two-dimensional array. The covering portion includes connecting portions configured to partially connect the columnar crystals while partially forming cavities in gaps between the columnar crystals in the two-dimensional array.

Scintillator, radiation detection apparatus, and manufacturing method thereof

The present invention provides a radiation detection apparatus including a first substrate member, a second substrate member, and a sealing portion configured to bond an edge portion of the first substrate member to an edge portion of the substrate member, one of the first substrate member and the second substrate member being a sensor panel including photoelectric conversion elements and the other being a scintillator panel including a scintillator layer, and the sealing portion including a first sealing resin having a first elastic modulus, a second sealing resin having a second elastic modulus lower than the first elastic modulus, a stress reduction portion configured to reduce a stress that acts on the first sealing resin and the second sealing resin and having a third elastic modulus lower than the second elastic modulus.

Radiation detection apparatus and radiation detection system

A radiation detection apparatus comprising a sensor panel and a scintillator panel is provided. The scintillator panel including a substrate, a scintillator disposed on the substrate, and a scintillator protective film that has a first organic protective layer and an inorganic protective layer, and covers the scintillator. The scintillator protective film is located between the sensor panel and the scintillator. The first organic protective layer is located on a scintillator side from the inorganic protective layer. A surface on a sensor panel side of the scintillator is partially in contact with the inorganic protective layer.

Radiation detection apparatus, scintillator panel, method for manufacturing same and radiation detection system

A method of manufacturing a scintillator panel including a scintillator layer which converts a radiation into light, includes a growing step of growing a scintillator including a plurality of columnar crystals on a first substrate; a fixing step of fixing a second substrate to a surface of the scintillator that is opposite to a surface on a side of the first substrate; a separation step of separating the first substrate from the scintillator; and a removal step of removing, from the scintillator, a portion of a predetermined thickness from an exposed surface of the scintillator that is exposed in the separation step, to form the scintillator layer.

Scintillator panel, radiation detection apparatus, and method of manufacturing them

A method for manufacturing a radiation detection apparatus is provided. The method comprising: forming a set of columnar crystals capable of converting radiation into visible light on a base; forming a supporting layer that supports the set of columnar crystals; separating the set of columnar crystals supported by the supporting layer from the base; preparing a sensor panel having a photoelectric conversion unit; and adhering a surface of the set of columnar crystals, that surface having been in contact with the base, to the sensor panel using an adhesive material, such that the set of columnar crystals covers the photoelectric conversion unit.

Radiation detection apparatus and method for manufacturing the same

A method of manufacturing a radiation detection apparatus is provided. The apparatus comprises a first scintillator layer, a second scintillator layer, and a sensor panel that detects light emitted by the first scintillator layer and the second scintillator layer. The method comprises preparing a sensor unit having the sensor panel and the first scintillator layer which includes a set of columnar crystals formed on the sensor panel, and a scintillator panel having a scintillator substrate and the second scintillator layer which includes a set of columnar crystals formed on the scintillator substrate, and fixing the scintillator panel to the sensor panel such that the first scintillator layer and the second scintillator layer face each other.

Growing community of inventors

Kitamoto, Japan

Tomoaki Ichimura