Olympus Corporation

Nau Satake

Takanori Sekido

Mikio Nakamura

Hiroyuki Motohara

Junya Yamada

Tsutomu Sasamoto

Toru Wakabayashi

Shuichi Takie

Nakamura Mikio

Motohara Hiroyuki

Yamada Junya

Sekido Takanori

An endoscope includes: a composite cable in which a plurality of cables each including a core wire and an electric insulating coated portion coating the core wire are bundled with an electric insulating outer sheath; a substrate that includes electrodes to which the respective cables are connected; and a cable fixing portion that includes a cable distal end fixing portion holding the plurality of cables in which the core wire and the coated portion are exposed from a distal end surface side of the composite cable, a cable alignment portion aligning the plurality of cables, and a cable body fixing portion holding an end portion of the composite cable on a side where the plurality of cables is exposed, and provided with a through hole having a diameter same as a diameter of an outer periphery of the composite cable.

Endoscope having a distal end structure for holding a composite cable

An endoscope distal end portion includes: an imaging unit including an imaging element configured to capture a subject image, and a reinforcement frame made of metal, the reinforcement frame being configured to hold the imaging element; a distal end frame including an insulating member and having a through-hole through which the imaging unit is inserted; a conductive exterior member having a distal end side connected to a proximal end side of the distal end frame and a proximal end side connected to a ground of an external device; and a conductive member including an electroconductive member, one end thereof being electrically and mechanically connected to the reinforcement frame, a part thereof being electrically connected to the exterior member.

Endoscope distal end portion having conductive elastically deformable member and endoscope having the distal end portion

An endoscope front-end structure includes: an imaging module; a frame body that has a through hole and a salient portion, the frame body being configured to hold the imaging module when the imaging module is inserted in the through hole from an insertion opening formed at a proximal end of the frame body; a first adhesive agent that is filled and hardened between a part of outer periphery of a resin seal and a surface of the salient portion; and a second adhesive agent that is filled and hardened in a gap formed between the through hole of the frame body and the imaging module inserted in the through hole.

Endoscope front-end structure and endoscope

An endoscope distal end structure includes: an imaging module configured to generate an image signal and transmit the generated image signal using a cable; a frame having a through hole, the frame being configured to hold the imaging module with the imaging module being inserted into the through hole from an insertion port; a first adhesive that is arranged in a gap between an outer circumference of a proximal end part of a resin seal and an inner circumferential surface of the frame on a side of the insertion port; and a second adhesive that is arranged in a gap between the inner circumferential surface of the frame at a position in which the through hole is formed and the imaging module that is inserted into the through hole.

Endoscope distal end structure and endoscope

An endoscope distal end portion includes: a channel that is tubular, the channel being where a surgical tool is to be inserted in; a light guide configured to guide illumination light emitted from a light source; an imager configured to capture an image of an observed region illuminated with the illumination light from the light guide; and a fixing member that is made of resin and that has a columnar outer shape, the fixing member being configured to seal around the channel, the light guide, and the imager, wherein the channel is in contact with the imager, and the light guide is in contact with at least one of the channel and the imager, and a contact surface of the channel in contact with the light guide or a contact surface of the imager in contact with the light guide has a groove or a projection formed thereon.

Endoscope distal end portion, endoscope, and method of manufacturing endoscope distal end portion

An imaging device includes: a holder that has a substantially hollow cylindrical shape having first and second end portions, both of the first and second end portions being opened in a longitudinal direction of the holder, the holder having a cutout portion on a side surface of the first end portion; a lens group provided inside the holder and configured to collect light incident from the second end portion of the holder; an optical member provided inside the holder and configured to transmit or reflect the light collected by the lens group; and an image sensor configured receive the light from the optical member. Part of an outer surface of the optical member is a columnar surface, and the columnar surface of the optical member abuts on an inside of the holder. Part of the image sensor is attached to the side surface of the holder through the cutout portion.

Imaging device and endoscope device

An imaging apparatus mount assembly for an image sensor chip includes a substrate, a plurality of first pins and at least one first electronic component, both mounted on a first surface of the substrate, and a first resin sealant configured to seal the first surface so as to expose an end face of a first shaft section opposite to where a first connecting section is provided. A plurality of second pins and at least one second electronic component are both mounted on a second surf ace of the substrate. A second resin sealant is configured to seal the second surface so as to expose an end face of a second shaft section opposite to where a second connecting section is provided. The image sensor chip includes a light receiving unit and a back-surface electrode, the first shaft section exposed on the first resin sealant is connected to the back-surface electrode.

Imaging apparatus including an image sensor chip mount assembly

An optical fiber holding structure includes: a structure main body having a prismatic shape; a through hole into which an optical fiber is inserted; a protruding portion having a columnar shape projecting from the structure main body and configured to be inserted into an opening portion of a substrate; and a contact portion configured to abut on a surface of the substrate to position an optical element and the optical fiber at a predetermined distance. The through hole is formed so as to penetrate from a surface of the structure main body through which the optical fiber is inserted to an end surface of the protruding portion, and at least one side surface of the structure main body is flush with at least one side surface of the protruding portion.

Optical fiber holding structure, optical transmission module, and method of manufacturing optical fiber holding structure

An imaging module includes: an imaging unit including a light receiving unit having a plurality of pixels arranged in a specified shape including a lattice shape and configured to receive light and to perform photoelectric conversion on the received light, the imaging unit being configured to capture an image of a subject and to output the image as a light quantity signal; a signal processing unit configured to perform signal processing on the light quantity signal; and a flexible substrate which includes a bendable insulating film and on which the imaging unit and the signal processing unit are mounted. The flexible substrate is bent to arrange the signal processing unit and the flexible substrate in a space extending from an outer edge of an incident surface of the imaging unit in a direction perpendicular to the incident surface while maintaining a shape of the outer edge.

Imaging module

An imaging unit includes: a columnar optical member including an incident surface on which light is incident, a reflecting surface for reflecting the light incident from the incident surface in a direction different from the incident surface, and an emission surface for causing the light incident from a direction orthogonal to the incident surface and reflected from the reflecting surface to travel in a straight line and emitting the light to the outside; an imaging device including a light receiving unit, formed on a surface of the imaging device, for receiving the light emitted from the emission surface and performing photoelectric conversion on the light; and a cylindrical imaging holder, protruding from at least part of an outer edge of one end in line with a side surface shape of the optical member, for defining the position of the incident surface and holding the optical member.

Imaging unit and imaging module

An image pickup unit includes an image pickup device, an objective lens, and a prism that has a reflective surface. The image pickup unit includes: a projecting portion that is an area at which the image pickup device projects to the rear from the prism; a terminal portion provided on the projecting portion; a flexible printed wiring board that extends along the prism and the projecting portion; an image pickup device connection terminal portion formed on a face that faces the projecting portion of the flexible printed wiring board; and a cable connection terminal portion formed at an area that extends over the projecting portion of the flexible printed wiring board. The terminal portion and the image pickup device connection terminal portion are joined in an opposed state. An electronic component is mounted on a face on an opposite side to the reflective surface of the flexible printed wiring board.

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Yokohama, Japan

Nau Satake