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1.
公开(公告)号:US12122121B2
公开(公告)日:2024-10-22
申请号:US17343883
申请日:2021-06-10
Applicant: FUJIFILM Corporation
Inventor: Yoshihiro Nakai , Toshihide Yoshitani , Shinya Abe , Kazuma Horita , Takeshi Senga
IPC: B32B15/08 , A61B1/00 , B32B1/08 , B32B15/18 , B32B27/08 , B32B27/32 , A61B1/005 , B32B27/34 , B32B27/36
CPC classification number: B32B15/08 , A61B1/0011 , A61B1/00135 , B32B1/08 , B32B15/18 , B32B27/08 , A61B1/005 , B32B27/32 , B32B27/34 , B32B27/36 , B32B2307/7376 , B32B2535/00 , Y10T428/1393
Abstract: Provided are a flexible tube for an endoscope, the flexible tube having a flexible tube base made of metal, a resin cover layer that covers an outer periphery of the flexible tube base, and a primer layer that includes a silane coupling agent with a specific structure having an amino group and that is disposed between the flexible tube base and the resin cover layer, in which the resin cover layer includes at least one compound selected from the group consisting of polyamides, polyesters, and polyolefins on a side of the resin cover layer in contact with the primer layer, an endoscopic medical device including the flexible tube for an endoscope, a method for producing the flexible tube for an endoscope, and a method for producing the endoscopic medical device.
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公开(公告)号:US11992367B2
公开(公告)日:2024-05-28
申请号:US16941678
申请日:2020-07-29
Applicant: FUJIFILM Corporation
Inventor: Yuzo Nagata , Yoshihiro Nakai , Shigeki Uehira
IPC: A61B8/00 , A61B5/00 , C08F212/08 , C08F230/08 , C08F283/12 , C08F290/06 , C08G18/61 , G10K11/30 , H04R17/00
CPC classification number: A61B8/4281 , A61B5/0095 , A61B8/4444 , A61B8/445 , C08F212/08 , C08F283/12 , C08F290/068 , C08G18/61 , G10K11/30 , C08F230/08 , H04R17/005 , C08F212/08 , C08F220/282 , C08F230/08 , C08F212/08 , C08F230/08 , C08F220/14 , C08F220/14 , C08F230/08 , C08F230/08 , C08F220/24 , C08F220/14 , C08F230/08 , C08F220/24 , C08F212/08 , C08F230/08 , C08F212/20 , C08F212/08 , C08F230/08 , C08F212/20 , C08F220/54
Abstract: Provided are a resin material that provides a resin shaped article (such as a resin sheet) having an acoustic impedance close to that of a living body, a reduced acoustic wave attenuation even at high frequencies (such as 10 MHz), and high hardness and high tear strength, and that is suitable as a lens material for acoustic wave probes; an acoustic lens, an acoustic wave probe, an acoustic wave determination device, an ultrasound diagnostic apparatus, a photo-acoustic wave determination device, and an ultrasonic endoscope that employ the above-described resin material as a constituent material; and a method for producing the above-described acoustic lens.
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公开(公告)号:US11892104B2
公开(公告)日:2024-02-06
申请号:US17566178
申请日:2021-12-30
Applicant: FUJIFILM Corporation
Inventor: Yoshihiro Nakai , Kiyotaka Fukagawa , Nobuharu Takahashi , Kazuya Takeuchi
IPC: F16L11/04 , C08L75/04 , C08L67/00 , A61B1/00 , B32B1/08 , B32B25/08 , A61B1/005 , C09D167/00 , C09D175/04 , C09D177/00 , C08K5/3435 , C08L77/00 , C08K5/13
CPC classification number: F16L11/04 , A61B1/005 , A61B1/0011 , B32B1/08 , B32B25/08 , C08L67/00 , C08L75/04 , C09D167/00 , C09D175/04 , C09D177/00 , B32B2597/00 , C08K5/13 , C08K5/3435 , C08L77/00
Abstract: An endoscope flexible tube having a cylindrical flexible tube base that has flexibility and a resin layer that coats the flexible tube base includes the resin layer, which is a single layer or multiple layers of two or more layers, comprises a layer A which comprises: polyester elastomers, at least one of polyurethane elastomers or polyamide elastomers, and both a hindered phenol compound and a hindered amine compound, wherein the content of the polyester elastomers in the layer A is 55 mass % or more.
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4.
公开(公告)号:US20210371714A1
公开(公告)日:2021-12-02
申请号:US17403967
申请日:2021-08-17
Applicant: FUJIFILM Corporation
Inventor: Kazushi FURUKAWA , Yoshihiro Nakai
IPC: C09J163/00 , C08G59/50 , A61B1/00 , C08G59/06
Abstract: An adhesive for an endoscope, the adhesive including an epoxy resin including at least one of bisphenol A epoxy resin, bisphenol F epoxy resin, or phenol novolac epoxy resin, a curing component, and a rubber component; a cured product of the adhesive; an endoscope including the cured product fixed; and a method for producing the endoscope. Note that adhesives in which the rubber component is acrylic rubber are excluded.
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公开(公告)号:US10729405B2
公开(公告)日:2020-08-04
申请号:US16102961
申请日:2018-08-14
Applicant: FUJIFILM Corporation
Inventor: Yoshihiro Nakai , Atsushi Osawa
IPC: C08L83/04 , A61B8/00 , C08K5/14 , C08K9/06 , G10K11/02 , C08G77/04 , C08K3/36 , C08K7/18 , C08K13/06 , G10K11/30 , A61B5/00 , A61B8/12 , C08G77/20 , C08G77/00
Abstract: Provided is a composition for an acoustic wave probe including a polysiloxane mixture containing polysiloxane and silica particles of which an average primary particle diameter exceeds 16 nm and less than 100 nm and which are subjected to surface treatment, and organic peroxide, and a silicone resin for an acoustic wave probe, the acoustic wave probe, an ultrasound probe, an acoustic wave measurement apparatus, an ultrasound diagnostic apparatus, a photoacoustic wave measurement apparatus, and an ultrasound endoscope using the composition for an acoustic wave probe.
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公开(公告)号:US10716540B2
公开(公告)日:2020-07-21
申请号:US16143712
申请日:2018-09-27
Applicant: FUJIFILM Corporation
Inventor: Yuzo Nagata , Yoshihiro Nakai , Shigeki Uehira , Atsushi Osawa
IPC: A61B8/00 , C08G18/61 , C08G18/76 , C08G18/48 , C08G18/73 , C08G77/452 , A61B5/00 , A61B8/12 , G10K11/30
Abstract: Provided are a resin composition for an acoustic wave probe including, a polymer which has a structural unit having a siloxane bond and a structural unit having a urea bond, an acoustic lens using the same, the acoustic wave probe, acoustic wave measurement apparatus, ultrasound diagnostic apparatus, photoacoustic wave measurement apparatus, and ultrasound endoscope.
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公开(公告)号:US20190218394A1
公开(公告)日:2019-07-18
申请号:US16364899
申请日:2019-03-26
Applicant: FUJIFILM Corporation
Inventor: Yuzo NAGATA , Yoshihiro Nakai , Toshihide Yoshitani , Shigeki Uehira , Atsushi Osawa
IPC: C08L83/04 , C08F257/02 , C08F265/06 , C08F265/10 , A61B8/00
CPC classification number: C08L83/04 , A61B8/00 , A61B8/12 , A61B8/4281 , A61B8/445 , C08F257/02 , C08F265/06 , C08F265/10 , C08F290/06 , C08F293/00 , G10K11/30 , H04R1/34 , H04R17/00 , H04R19/00
Abstract: Provided are a resin material for an acoustic wave probe which contains a polymer formed of at least one of a structural unit (a) having a specific polysiloxane bond or a structural unit (b) having a specific partial structure, in which the structural unit (b) having the specific partial structure is an acryloyloxy structural unit (b1), an acrylamide structural unit (b2), or a styrene structural unit (b3); an acoustic lens; an acoustic wave probe; an acoustic wave measurement apparatus; an ultrasound diagnostic apparatus; a photoacoustic wave measurement apparatus; and an ultrasound endoscope.
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公开(公告)号:US20190216292A1
公开(公告)日:2019-07-18
申请号:US16364605
申请日:2019-03-26
Applicant: FUJIFILM Corporation
Inventor: Yoshihiro Nakai
CPC classification number: A61B1/005 , A61B1/00071 , A61B1/0011 , B32B25/08 , B32B27/08 , C08L27/12 , C08L2203/02 , C08L2205/03 , C08L2312/00 , G02B23/24 , C08L27/16
Abstract: Provided are a sheet for an endoscope flexible tube which is formed of a composite material that contains a fluorine-containing resin component and a fluorine-containing rubber component and is obtained by polyol-crosslinking of at least parts of the fluorine-containing resin component and the fluorine-containing rubber component; an endoscope flexible tube; an endoscope; and a method of producing a sheet for an endoscope flexible tube.
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公开(公告)号:US10245006B2
公开(公告)日:2019-04-02
申请号:US14832383
申请日:2015-08-21
Applicant: FUJIFILM Corporation
Inventor: Yoshihiro Nakai , Atsushi Osawa
Abstract: A composition for an acoustic-wave probe, containing a polysiloxane mixture, in which the polysiloxane mixture contains: a polysiloxane having a vinyl group; a polysiloxane having at least two Si—H groups in the molecular chain thereof; and silica particles having an average primary particle size of less than 12 nm.
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公开(公告)号:US09680103B2
公开(公告)日:2017-06-13
申请号:US14461985
申请日:2014-08-18
Applicant: FUJIFILM Corporation
Inventor: Hiroki Sugiura , Hiroshi Yamada , Naoyuki Hanaki , Yoshihiro Nakai , Kiyoshi Takeuchi
CPC classification number: H01L51/0043 , B82Y10/00 , C08G61/02 , C08G61/12 , C08G61/123 , C08G61/124 , C08G61/126 , C08G65/22 , C08G2261/124 , C08G2261/1412 , C08G2261/1424 , C08G2261/1452 , C08G2261/314 , C08G2261/3223 , C08G2261/3243 , C08G2261/3246 , C08G2261/344 , C08G2261/91 , C08L65/00 , C09D165/00 , H01L51/0036 , H01L51/0047 , H01L51/0094 , H01L51/42 , H01L51/4253 , Y02E10/549 , Y02P70/521
Abstract: An organic photoelectric conversion element composition including a p-type-and-n-type linked organic semiconductor polymer represented by any one of formulas (1) to (5), a thin film and a photovoltaic cell each containing the same, an organic semiconductor polymer and a compound each for use in these, and a method of producing the polymer: wherein, in formulas, A to A4 represent a group of a p-type organic semiconductor unit, and B to B3 represent a group of an n-type organic semiconductor unit; L1 to L4 represent a divalent or trivalent linking group; herein, in the formulas, at least one bonding hand represented by -* in the structures shown upperward and downward, and in the case of formula (4), L4 and (b), and L1 or L2 and (a), bond directly or through a divalent linking group; l, n, r, t, u and v represent an integer of 1 to 1,000; m and s represent an integer of 1 to 10; and p, q, l′ and n′ represent an integer of 0 to 1,000; in which p and q do not simultaneously represent 0.
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