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公开(公告)号:US20230043014A1
公开(公告)日:2023-02-09
申请号:US17759554
申请日:2021-01-15
Applicant: FURUKAWA ELECTRIC CO., LTD.
Inventor: Atsushi HIMURA , Takeshi YAGI , Kazutaka NARA , Katsuki SUEMATSU , Tsunenori ARAI
IPC: A61F2/02
Abstract: A medical device used for implanting in a body includes a main body, a container included in the main body, and an insulating soft portion that closes an opening of the container. An electrically conductive first conductive portion is disposed on a bottom of the container, and an electrically conductive second conductive portion disposed on the main body. The first conductive portion and the second conductive portion are electrically connected to each other.
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公开(公告)号:US20240225750A9
公开(公告)日:2024-07-11
申请号:US18546547
申请日:2022-01-11
Applicant: FURUKAWA ELECTRIC CO., LTD.
Inventor: Katsuki SUEMATSU , Takeshi YAGI , Atsushi HIMURA , Kazutaka NARA , Tsunenori ARAI
CPC classification number: A61B34/20 , A61B90/39 , A61M5/32 , A61M25/01 , H02J50/10 , A61B2034/2055 , A61B2090/3945
Abstract: A medical device includes an extracorporeal unit including a power transmitting unit that transmits electric power from outside of a living body into the living body in a non-contact manner, and a medical instrument embedded in the living body. The medical instrument includes a power receiving unit that receives the electric power transmitted from the power transmitting unit, a soft portion through which an injection needle is inserted, and a plurality of light emitting units that are provided along an outer edge of the soft portion and are each configured to emit light using the electric power received by the power receiving unit. A light amount adjusting unit that adjusts a light amount of a light-irradiated region including one or more light-irradiated portions to be projected on a body surface from the plurality of light emitting units.
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公开(公告)号:US20230264007A1
公开(公告)日:2023-08-24
申请号:US18002900
申请日:2021-08-18
Applicant: FURUKAWA ELECTRIC CO., LTD.
Inventor: Katsuki SUEMATSU , Atsushi HIMURA , Takeshi YAGI , Kazutaka NARA , Shusuke KAYA , Tsunenori ARAI
CPC classification number: A61M39/0208 , H02J50/10 , A61M2039/0036 , A61M2039/0205 , A61M2205/8243
Abstract: A power supply device includes a power transmission coil which supplies electric power from outside the body in a non-contact manner via a power reception coil of an intracorporeal implanting-type medical appliance to which a drug solution is injected from outside the body. A support supports the power transmission coil, and an adhesive part is formed on the side of the support facing the body surface of a living subject.
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公开(公告)号:US20230044747A1
公开(公告)日:2023-02-09
申请号:US17791163
申请日:2021-04-16
Applicant: FURUKAWA ELECTRIC CO., LTD.
Inventor: Atsushi HIMURA , Takeshi YAGI , Kazutaka NARA , Katsuki SUEMATSU , Tsunenori ARAI
Abstract: An implantable medical instrument for use within a body includes a container that has an opening and holds a medicinal solution, and a soft portion that closes the opening. The medical instrument further includes a power receiver that receives power transmitted externally, and a light emitter that emits light by way of the power received by the power receiver. The light emitter includes at least one of a first light emitter that emits light having a center wavelength of 600 nm or more and 1100 nm or less, and a second light emitter that emits light having a center wavelength of 400 nm or more and 480 nm or less.
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公开(公告)号:US20230011146A1
公开(公告)日:2023-01-12
申请号:US17932573
申请日:2022-09-15
Applicant: FURUKAWA ELECTRIC CO., LTD.
Inventor: Kengo WATANABE , Mitsuhiro IWAYA , Masayoshi TSUKAMOTO , Katsuki SUEMATSU
IPC: G02B6/38
Abstract: The present disclosure relates to an optical connector includes at least one optical fiber; and a lens element including at least one lens that couples light to an end face of the optical fiber. The distance FLh between the end face of the optical fiber and a vertex of the lens is expressed by the sum of the distance FL from the vertex of the lens to the focal point F positioned in a back face direction of the lens and the length δ between the end face of the optical fiber and the focal point F, and the length δ is longer than 10 μm.
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公开(公告)号:US20220305247A1
公开(公告)日:2022-09-29
申请号:US17638402
申请日:2020-08-24
Applicant: FURUKAWA ELECTRIC CO., LTD.
Inventor: Katsuki SUEMATSU , Takeshi YAGI , Atsushi HIMURA , Kazutaka NARA
Abstract: A power transmission unit includes a second coil which contactlessly transmits power, a power reception unit includes a first coil that receives the power transmitted from the power transmission unit, and a medical instrument includes the power reception unit and is embedded in a body. The medical instrument includes a notification unit that is composed of a plurality of light emitting units that provides notification that a relative positional relationship between the power transmission unit and the power reception unit has reached a predetermined state by emitting light using the power received at the power reception unit when the predetermined state is reached by the movement of the power transmission unit. A soft unit into which an injection needle is inserted, the plurality of light emitting units being arranged so as to extend along an outer edge of the soft unit.
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公开(公告)号:US20190033537A1
公开(公告)日:2019-01-31
申请号:US16139731
申请日:2018-09-24
Applicant: FURUKAWA ELECTRIC CO., LTD.
Inventor: Katsuki SUEMATSU , Mitsuhiro IWAYA
CPC classification number: G02B6/40 , G02B6/08 , G02B6/3829 , G02B6/3865 , G02B6/3881 , G02B6/4214 , G02B6/4239 , G02B6/4249 , G02B6/44
Abstract: An optical fiber array according to one embodiment includes: an optical fiber; and a support member that supports the optical fiber. The support member comprises a mixture material of a base material and a solid material made of a material different from the base material, in which the base material contains at least either of thermoplastic resin or thermosetting resin, a light transmittance for at least one wavelength within a UV light wavelength range greater than or equal to 300 nm and less than or equal to 450 nm with respect to the support member having a thickness of 3 mm is 30% or greater, and an average light transmittance for a wavelength within a visible light wavelength range greater than or equal to 380 nm and less than or equal to 780 nm with respect to the support member having a thickness of 3 mm is 70% or less.
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公开(公告)号:US20140010499A1
公开(公告)日:2014-01-09
申请号:US13966932
申请日:2013-08-14
Applicant: Furukawa Electric Co., Ltd.
Inventor: Katsuki SUEMATSU , Tsunetoshi SAITO , Takayuki ANDO , Mitsuhiro IWAYA
IPC: G02B6/38
CPC classification number: G02B6/3881 , G02B6/3652 , G02B6/3676 , G02B6/3696 , G02B6/3829 , G02B6/3885
Abstract: The optical connector ferrule has a second alignment board and a housing part having a first alignment board and a pair of side support parts. The first alignment board has a surface in which bare fiber parts of a optical fiber ribbon are positioned in a width direction and has holding grooves for arranging bare fiber parts. Side support parts support ends of the first alignment board and have an open part larger than a width of the ribbon in a upper and/or lower surface side of the first alignment board. The second alignment board has a positioning part for positioning in the width direction by engaging with a part of bare fiber parts on holding grooves and a fixing part for pressing and fixing bare fiber parts. The second alignment board is arranged to face the first alignment board and to sandwich bare fiber parts.
Abstract translation: 光连接器套圈具有第二对准板和具有第一对准板和一对侧支撑部的壳体部。 第一对准板具有其中光纤带的裸光纤部分沿宽度方向定位并具有用于布置裸光纤部件的保持槽的表面。 侧支撑部分支撑第一对准板的端部,并且具有大于第一对准板的上表面侧和/或下表面侧的带的宽度的开口部。 第二对准板具有用于通过与保持槽上的裸露部分的一部分接合的宽度方向定位的定位部分和用于按压和固定裸光纤部件的固定部分。 第二对准板布置成面对第一对准板并夹着裸光纤部件。
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公开(公告)号:US20240130804A1
公开(公告)日:2024-04-25
申请号:US18546547
申请日:2022-01-11
Applicant: FURUKAWA ELECTRIC CO., LTD.
Inventor: Katsuki SUEMATSU , Takeshi YAGI , Atsushi HIMURA , Kazutaka NARA , Tsunenori ARAI
CPC classification number: A61B34/20 , A61B90/39 , A61M5/32 , A61M25/01 , H02J50/10 , A61B2034/2055 , A61B2090/3945
Abstract: A medical device includes an extracorporeal unit including a power transmitting unit that transmits electric power from outside of a living body into the living body in a non-contact manner, and a medical instrument embedded in the living body. The medical instrument includes a power receiving unit that receives the electric power transmitted from the power transmitting unit, a soft portion through which an injection needle is inserted, and a plurality of light emitting units that are provided along an outer edge of the soft portion and are each configured to emit light using the electric power received by the power receiving unit. A light amount adjusting unit that adjusts a light amount of a light-irradiated region including one or more light-irradiated portions to be projected on a body surface from the plurality of light emitting units.
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公开(公告)号:US20230263953A1
公开(公告)日:2023-08-24
申请号:US18002886
申请日:2021-10-26
Applicant: FURUKAWA ELECTRIC CO., LTD.
Inventor: Katsuki SUEMATSU , Atsushi HIMURA , Takeshi YAGI , Kazutaka NARA , Tsunenori ARAI
CPC classification number: A61M5/14276 , A61M5/427 , A61M39/0208 , A61M2039/0244
Abstract: A medical device that can confirm a predetermined portion in a medical instrument implanted for use in a body. A medical instrument includes a main body part, and a medicinal solution container installed in the main body part. A notification part includes a plurality of light emitting portions that emit light by use of power received by a power receiving part to notify that a predetermined state is reached, when a relative positional relation between a power transmission part and the power receiving part reaches the predetermined state by moving the power transmission part, and a soft part into which an injection needle is inserted, the plurality of light emitting portions are arranged along an outer edge of the soft part. A first coil is a coreless coil disposed to have an inner diameter larger than an outer diameter of the medicinal solution container.
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