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公开(公告)号：US20160331214A1
公开(公告)日：2016-11-17
申请号：US15221992
申请日：2016-07-28
Applicant: OLYMPUS CORPORATION
Inventor： Kiwamu FUJITANI , Tatsuhiko SUZUKI , Motohiro KURODA , Nobuaki AKUI , Reisuke OSADA , Chikayoshi MEGURO
CPC classification number: A61B1/00114 , A61B1/00066 , A61B1/00117 , A61B1/00119 , A61B1/0052 , A61B1/015 , A61B1/018 , A61B1/05 , A61B1/06 , A61B1/2676 , G02B23/2476
Abstract: An endoscope includes: an operation portion including a grasping portion configured to be grasped by a user and having a first longitudinal axis; an insertion portion configured to be inserted into a subject, the insertion portion having a second longitudinal axis that has a predetermined acute angle with respect to the first longitudinal axis and extending from the operation portion at a position on a more distal end side with respect to a treatment instrument insertion portion provided at the grasping portion; and a cable including, at an extension end thereof, a connector portion configured to be detachably connected with an external device, the cable having a third longitudinal axis on an extended line of the first longitudinal axis and extending from a distal end side of the operation portion.
Abstract translation: 内窥镜包括：操作部，包括构造成由使用者抓握并具有第一纵向轴线的把持部; 所述插入部构造成插入到被检体内，所述插入部具有第二纵轴，所述第二纵轴相对于所述第一纵向轴线具有预定的锐角，并且相对于所述第一纵向轴线在所述操作部的更远端侧的位置处从所述操作部延伸 设置在所述把持部的处理器具插入部; 以及电缆，在其延伸端具有被构造成可拆卸地与外部装置连接的连接器部分，所述电缆具有在所述第一纵向轴线的延伸线上并从所述操作的远端侧延伸的第三纵向轴线 一部分。
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公开(公告)号：US20160287054A1
公开(公告)日：2016-10-06
申请号：US15181471
申请日：2016-06-14
Applicant: OLYMPUS CORPORATION
Inventor： Kiwamu FUJITANI
CPC classification number: A61B1/0057 , A61B1/00009 , A61B1/00045 , A61B1/00075 , A61B1/00078 , A61B1/00117 , A61B1/00163 , A61B1/0052 , A61B1/0055 , A61B1/018 , A61B1/04 , A61B1/0661 , A61M25/0138
Abstract: An endoscope includes: a long insertion portion sequentially provided with first and second bending portions and a flexible tube portion, from a distal end side; first and second tubular portions including first and second notch portions provided inside of the first and second bending portions, respectively; and a third tubular portion including a third notch portion provided inside of the flexible tube portion, wherein the first to third tubular portions are formed in one tubular member, the first notch portion is formed by first notches bendable in at least two directions, the second tubular portion includes third notches formed in a direction different from the two directions of second notches.
Abstract translation: 内窥镜包括：从前端侧依次设置有第一弯曲部和第二弯曲部以及柔性管部的长插入部， 第一和第二管状部分分别包括设置在第一和第二弯曲部分内部的第一和第二切口部分; 以及第三管状部分，其包括设置在所述柔性管部分内部的第三切口部分，其中所述第一至第三管状部分形成在一个管状部件中，所述第一切口部分由在至少两个方向上可弯曲的第一切口形成， 管状部分包括在与第二凹口的两个方向不同的方向上形成的第三凹口。
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公开(公告)号：US20170172385A1
公开(公告)日：2017-06-22
申请号：US15450070
申请日：2017-03-06
Applicant: OLYMPUS CORPORATION
Inventor： Kiwamu FUJITANI
CPC classification number: A61B1/0055 , A61B1/00078 , A61B1/0057 , A61B1/0058 , A61B1/008 , G02B23/24
Abstract: An endoscope includes a bending portion provided on a distal end side of an insertion portion, bending wires fixed on a distal end side of the bending portion, wire insertion portions into which the bending wires are inserted in the bending portion, and a channel tube inserted and disposed in the insertion portion and including an axial-directional through-hole into which a treatment instrument is inserted. The bending portion includes a bending portion set including a first bending piece set including a plurality of bending pieces rotatably coupled with each other; a tubular bending tube including a distal end portion rotatably coupled with a proximal end portion of the first bending piece set and capable of bending through a plurality of arrayed slits; and a second bending piece set including a plurality of bending pieces rotatably coupled with a proximal end portion of the tubular bending tube.
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公开(公告)号：US20170245738A1
公开(公告)日：2017-08-31
申请号：US15597352
申请日：2017-05-17
Applicant: OLYMPUS CORPORATION
Inventor： Kiwamu FUJITANI , Keisuke HATANO , Takayasu ITO , Eiji MATSUDA
Abstract: A dividing wall member is provided inside a specific bending piece selected from a plurality of bending pieces, an internal space of the bending piece is divided by the dividing wall member into a first space that opens corresponding to one rotating shaft, of rotating shafts that form a left and right pair, and a second space that is larger than the first space and opens corresponding to another rotating shaft, of the rotating shafts that form a left and right pair, and rotating shafts that form an upper and lower pair, a signal cable is inserted as a first internal component inside a first space, and a pair of light guides and a treatment instrument insertion channel are inserted as second internal components inside the second space.
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公开(公告)号：US20170215697A1
公开(公告)日：2017-08-03
申请号：US15486944
申请日：2017-04-13
Applicant: OLYMPUS CORPORATION
Inventor： Keisuke HATANO , Kiwamu FUJITANI
IPC: A61B1/005
CPC classification number: A61B1/0052 , A61B1/00066 , A61B1/0057 , A61B1/04 , G02B23/24
Abstract: A bending operation device, includes: a bending lever that is inclinably supported with respect to an operation section of an endoscope; an arm part that is provided in the bending lever and includes a distal end displaceable in conjunction with inclination operation of the bending lever; and an intermediate lever that is swingably supported with respect to the operation section, includes a force point at a middle of the intermediate lever, and includes a point of application at a position farther from a fulcrum (a shaft portion) than the force point, the force point being connected to the distal end of the arm part through an intermediate wire, and the point of application being connected to a bending wire.
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Patent Agency Ranking
公开(公告)号：US20170105602A1
公开(公告)日：2017-04-20
申请号：US15393396
申请日：2016-12-29
Applicant: OLYMPUS CORPORATION
Inventor： Kiwamu FUJITANI , Keisuke HATANO , Takayasu ITO
CPC classification number: A61B1/0052 , A61B1/00066 , A61B1/00068 , A61B1/00094 , A61B1/00128 , A61B1/005 , A61B1/015 , A61B2017/003 , A61B2017/00318 , A61B2034/742 , A61M25/0133 , A61M25/0136 , G02B23/24
Abstract: An endoscope operation portion includes: an operation portion body provided being connected to a grasping portion; a joystick-type bending operation lever provided on a back side of the operation portion body, including a lever shaft body, and configured to perform a bending operation of a bending portion; and a suction button provided on a front side of the operation portion body so that an angle formed by an operation axis in a pressing-down operation direction relative to a central axis of the lever shaft body is an obtuse angle, and an intersection point between the central axis and the operation axis is positioned inside the operation portion body.
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公开(公告)号：US20190174993A1
公开(公告)日：2019-06-13
申请号：US16276897
申请日：2019-02-15
Applicant: OLYMPUS CORPORATION
Inventor： Kiwamu FUJITANI , Keisuke HATANO , Takayasu ITO
Abstract: An endoscope operation portion includes: an operation portion body provided being connected to a grasping portion; a joystick-type bending operation lever provided on a back side of the operation portion body, including a lever shaft body, and configured to perform a bending operation of a bending portion; and a suction button provided on a front side of the operation portion body so that an angle formed by an operation axis in a pressing-down operation direction relative to a central axis of the lever shaft body is an obtuse angle, and an intersection point between the central axis and the operation axis is positioned inside the operation portion body.
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公开(公告)号：US20190014972A1
公开(公告)日：2019-01-17
申请号：US15651520
申请日：2017-07-17
Applicant: OLYMPUS CORPORATION
Inventor： Keisuke HATANO , Kiwamu FUJITANI
Abstract: An operation unit of an endoscope includes an insertion section that includes a bending portion, a plurality of operation wires configured to bend the bending portion, an operation lever that is provided on a freely tiltable operation section provided continuously to the insertion section, a wire pulling member swingably provided inside the operation section and having a plurality of arm portions, one end of the operation lever being coupled to the wire pulling member, a housing that is fixedly provided on the operation section, and that includes a through hole where the operation lever is arranged, a magnet that is provided on one of the housing and the other end portion of the operation lever, and a member on which attraction is generated by a magnetic force of the magnet, the member being provided on the other end portion of the operation lever or on the housing.
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9.发明申请公开(公告)号：US20180333040A1
公开(公告)日：2018-11-22
申请号：US15974766
申请日：2018-05-09
Applicant: OLYMPUS CORPORATION
Inventor： Yudai HARADA , Kiwamu FUJITANI , Keisuke HATANO
CPC classification number: A61B1/0052 , A61B1/00142 , G02B23/2476
Abstract: A cover member of a bending operation lever includes a center portion fixed to a shaft section of a bending operation lever of an endoscope, an intermediate portion extended in a peripheral direction from the center portion and having first hardness, and a periphery portion extended in the peripheral direction of the intermediate portion, having second hardness higher than the first hardness, and fixed to the endoscope.
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公开(公告)号：US20170224194A1
公开(公告)日：2017-08-10
申请号：US15581697
申请日：2017-04-28
Applicant: OLYMPUS CORPORATION
Inventor： Kiwamu FUJITANI , Keisuke HATANO
CPC classification number: A61B1/0057 , A61B1/00039 , A61B1/00114 , A61B1/00117 , A61B1/0052 , A61B1/0055 , A61B1/018 , A61B1/05 , G02B23/2476
Abstract: An endoscope according to the present invention includes: a bending tube including ring-like members pivotally joined via pairs of pivots facing each other relative to a center axis, the bending tube being bendable; a pair of first pull wire guides projecting inward of a ring-like member; a forceps channel disposed so as to be contactable with the pair of first pull wire guides; and a pair of second pull wire guides being provided so as to project inward of the ring-like member and being disposed so that a distance between distal end portions extending toward an inner circumferential side of the ring-like member is a distance that is smaller than an outer diameter of the forceps channel.
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