专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

3. 发明公开

EP3141191A1 ENDOVASCULAR TREATMENT ASSISTANCE TOOL 审中-公开
标题翻译： ENDOVASKULÄRESBEHANDLUNGSHILFSWERKZEUG
公开(公告)号：EP3141191A1
公开(公告)日：2017-03-15
申请号：EP15788802.5
申请日：2015-05-08
申请人： Toray Industries, Inc. , Inoue, Kanji
发明人： INOUE, Kanji , YAGI, Takahiro , FUJITA, Masaki , KADOWAKI, Koji , TANAHASHI, Kazuhiro
IPC分类号： A61B17/00 , A61F2/01
CPC分类号： A61F2/013 , A61B17/00 , A61F2002/011 , A61F2002/015 , A61F2002/016 , A61F2230/0067 , A61F2230/0069 , A61F2230/0093 , A61L33/0035
摘要： An endovascular treatment aiding device whose filter is not caught by a treatment device during retrieval of the endovascular treatment aiding device is disclosed. The treatment aiding device comprises: a flexible shaft; a filter fixed to the shaft, which can be opened and closed in an umbrella-like manner; linear supporting members each of which connects the end portion in the opening-section side of the filter to a part of the shaft such that the filter can be closed by applying an external force to the proximal side; an elastomer member composed of an elastomer in which a penetrating hole (A) is formed, which elastomer member is arranged in the proximal side relative to the opening section of the filter such that the shaft penetrates the penetrating hole (A), wherein the outer diameter of the end face in which the penetrating hole (A) is formed is larger than the outer diameter of the opening-section side of the filter when the filter is closed; and an outer tube in which a penetrating hole (B) is formed, which outer tube is arranged in the proximal side relative to the opening section of the filter such that the shaft penetrates the penetrating hole (B) in a state which allows movement of the shaft in the longitudinal direction; wherein the elastomer member is fixed in the distal side of the outer tube.
摘要翻译：公开了一种血管内治疗辅助装置，其在过滤器在血管内治疗辅助装置取回期间未被治疗装置捕获。治疗辅助装置包括：柔性轴; 固定在轴上的过滤器，其可以以伞状的方式打开和关闭; 线性支撑构件，其将过滤器的开口部侧的端部连接到轴的一部分，使得可以通过向近侧施加外力来关闭过滤器; 弹性体构件，其由形成有贯通孔（A）的弹性体构成，弹性体构件相对于过滤器的开口部配置在基端侧，使得轴穿过贯通孔（A），其中，外侧当过滤器关闭时，形成有贯通孔（A）的端面的直径大于过滤器的开口部侧的外径; 以及形成有贯通孔（B）的外管，该外管相对于过滤器的开口部配置在基端侧，使得轴以能够移动的状态穿过贯通孔（B）轴在纵向方向; 其中所述弹性体构件固定在所述外管的远侧。

4. 发明公开

EP4414427A1 FILAMENT FOR 3D PRINTER AND PRODUCTION METHOD THEREFOR 审中-实审
公开(公告)号：EP4414427A1
公开(公告)日：2024-08-14
申请号：EP22878441.9
申请日：2022-09-30
申请人： Toray Industries, Inc.
发明人： KOGAWA, Taisuke , KADOWAKI, Koji , NAKAMURA, Masataka
IPC分类号： C08L101/16 , D01F6/62 , D01F6/84 , D01F6/92 , B33Y10/00 , B29C64/118 , B29C64/314 , C08G63/06 , B33Y70/00
CPC分类号： B29C64/118 , B29C64/314 , B33Y10/00 , B33Y70/00 , C08G63/06 , C08L101/16 , D01F6/62 , D01F6/84 , D01F6/92
摘要： [Problem] A flexible and biodegradable filament having excellent printability is provided.
[Solution] A biodegradable filament for 3D printer comprising: an amorphous biodegradable polyester; and a water-soluble polymer different from the biodegradable polyester, wherein the water-soluble polymer has a melting point of 30°C or more and 220°C or less.

5. 发明授权

EP3078389B1 ANTITHROMBOTIC MATERIAL 有权
公开(公告)号：EP3078389B1
公开(公告)日：2020-04-01
申请号：EP14866413.9
申请日：2014-11-27
申请人： Toray Industries, Inc.
发明人： KADOWAKI, Koji , FUJITA, Masaki , SAKAGUCHI, Yuka , TANAHASHI, Kazuhiro
IPC分类号： A61L33/10

6. 发明授权

EP3141213B1 ENDOVASCULAR TREATMENT AID 失效
公开(公告)号：EP3141213B1
公开(公告)日：2018-10-10
申请号：EP15789105.2
申请日：2015-05-08
申请人： Toray Industries, Inc. , Inoue, Kanji
发明人： INOUE, Kanji , YAGI, Takahiro , FUJITA, Masaki , KADOWAKI, Koji , TANAHASHI, Kazuhiro
IPC分类号： A61F2/01
CPC分类号： A61F2/013 , A61F2/01 , A61F2002/011 , A61F2002/016 , A61F2230/0067 , A61F2250/0098
摘要： An endovascular treatment aiding device with which adhesion of the endovascular treatment aiding device to a blood vessel can be confirmed, and which can prevent leakage of a captured substance, is disclosed. The endovascular treatment aiding device is an endovascular treatment aiding device comprising: a flexible shaft; a filter fixed to the shaft such that an opening section is formed in the proximal side, wherein a ring having elastic restoring force is fixed to the opening section, which filter is capable of being opened and closed in an umbrella-like manner, and is in a conical shape having a bottom formed by the ring when the filter is open; and a linear supporting member fixed to the ring and a part of the shaft such that these are connected to each other, which linear supporting member enables to close the filter by application of an external force to the proximal side; wherein coils formed with a radio-opaque material is/are wound around the ring; when the filter is closed, a plurality of mountains pointing toward the distal side and a plurality of valleys pointing toward the proximal side are alternately formed in the ring to form a shape in which the mountains are positioned close to each other, and the valleys are positioned close to each other; and the coils are arranged on the ring such that the coils contain the positions fixed by the supporting member on the ring, but do/does not contain the positions of the peaks of the mountains and the peaks of the valleys.

7. 发明公开

EP3106128A1 ARTIFICIAL BLOOD VESSEL 有权
标题翻译：人造血血管
公开(公告)号：EP3106128A1
公开(公告)日：2016-12-21
申请号：EP15749638.1
申请日：2015-02-12
申请人： Toray Industries, Inc.
发明人： FUJITA, Masaki , KADOWAKI, Koji , SAKAGUCHI, Yuka , TANAHASHI, Kazuhiro , TSUCHIKURA, Hiroshi , YAMADA, Satoshi
IPC分类号： A61F2/06 , A61L27/00
CPC分类号： A61F2/06 , A61F2210/0076 , A61F2230/0069 , A61L27/18 , A61L27/507 , A61L33/0076 , A61L33/068 , A61L2300/42 , D03D3/02 , D03D15/0061 , D10B2509/06
摘要： The present invention aims to provide an artificial blood vessel composed of a cylindrical multiple-woven fabric structure, which allows only a small amount of blood leakage and can achieve both antithrombogenicity and cellular affinity. The present invention provides an artificial blood vessel comprising a cylindrical fabric structure in which a cylindrical fabric whose inside contacts blood is arranged, wherein the cylindrical fabric is a fabric prepared by interlacing a plurality of warp yarns and a plurality of weft yarns with each other into a cylindrical shape; the warp yarns and the weft yarns constituting the cylindrical fabric comprise a multifilament yarn having a single yarn fineness of not more than 0.50 dtex, and are bound to an antithrombogenic material; the antithrombogenic material forms an antithrombogenic material layer having a thickness of 1 to 600 nm inside the cylindrical fabric; and the water permeability under conditions where a pressure of 16 kPa is applied to the inner surface is less than 300 mL/cm 2 /min.
摘要翻译：本发明的目的在于提供一种由圆筒状多层织物结构构成的人造血管，其仅允许少量血液泄漏并且可以实现抗血栓形成性和细胞亲和力。本发明提供一种人造血管，该人造血管包括圆柱形织物结构，其中布置有内部接触血液的圆柱形织物，其中圆柱形织物是通过将多根经纱和多根纬纱彼此交织而制成的织物，圆柱形状; 构成圆筒形织物的经纱和纬纱包含单丝纤度不超过0.50分特的复丝，并与抗血栓形成材料结合; 抗血栓形成材料在圆柱形织物内部形成厚度为1至600nm的抗血栓形成材料层; 在对内表面施加16kPa的压力的条件下的透水性小于300mL / cm 2 / min。

8. 发明公开

EP2985042A1 ANTITHROMBOTIC ARTIFICIAL BLOOD VESSEL 审中-公开
标题翻译：抗生素治疗
公开(公告)号：EP2985042A1
公开(公告)日：2016-02-17
申请号：EP14782522.8
申请日：2014-04-10
申请人： Toray Industries, Inc.
发明人： TANAHASHI, Kazuhiro , SAKAGUCHI, Yuka , FUJITA, Masaki , KADOWAKI, Koji , TSUCHIKURA, Hiroshi , YAMADA, Satoshi
IPC分类号： A61L27/00 , A61F2/06
CPC分类号： A61F2/86 , A61F2/06 , A61F2310/00389 , A61L27/18 , A61L27/507 , A61L27/54 , A61L33/0023 , A61L2300/42 , C08L67/02
摘要： The invention aims to provide an artificial blood vessel which promotes intimal formation after indwelling, and is capable of maintaining antithrombogenicity during the intimal formation, and of maintaining its patency for a long time. The invention provides an artificial blood vessel which is a tubular fabric comprising, a fiber layer containing an ultrafine fiber(s) and an ultrafine fiber layer in the inside of the fiber layer, the ultrafine fiber layer being composed of an ultrafine fiber(s) having a fiber diameter(s) of not less than 10 nm and not more than 3 µm, wherein a quaternary ammonium group-containing polymer having alkyl groups each of a carbon number 10 or less is covalently bound to the ultrafine fiber(s); heparin is ionically bound to the quaternary ammonium group-containing polymer; and the residual heparin activity after washing with physiological saline at 37°C for 30 minutes is 20 mIU/cm 2 or more.
摘要翻译：本发明的目的在于提供一种人造血管，其能够在留置后促进内膜形成，并且能够在内膜形成期间保持抗血栓形成，并且能够长时间维持其通畅。本发明提供一种人造血管，其是管状织物，其包含在纤维层内部含有超细纤维的纤维层和超细纤维层，超细纤维层由超细纤维构成，纤维直径不小于10nm且不大于3μm，其中具有碳原子数为10以下的烷基的含季铵基的聚合物共价结合到超细纤维上; 肝素与含季铵基的聚合物离子键合; 用生理盐水在37℃下洗涤30分钟后的残留肝素活性为20mIU / cm 2以上。

9. 发明公开

EP3689354A1 ANTITHROMBOTIC MEDICAL MATERIAL USING NICKEL TITANIUM ALLOY 无效
公开(公告)号：EP3689354A1
公开(公告)日：2020-08-05
申请号：EP18863589.0
申请日：2018-09-28
申请人： Toray Industries, Inc.
发明人： KAKIYAMA, So , KADOWAKI, Koji , TANAHASHI, Kazuhiro
IPC分类号： A61K31/7076 , A61K31/727 , A61K31/737 , A61K31/795 , A61K38/05 , A61K47/58 , A61K47/59 , A61K47/61 , A61K47/62 , A61L27/06 , A61L27/16 , A61L27/18 , A61L27/20 , A61L27/22 , A61L27/28 , A61L27/34 , A61L27/42 , A61L27/54 , A61L27/56 , A61L31/02 , A61L31/04
摘要： The present invention aims to provide a medical material using a nickel-titanium alloy wherein a polyelectrolyte has a reduced thickness while a sufficient amount of an antithrombogenic compound for production of a therapeutic effect is supported. The present invention provides a medical material in which a porous surface is formed on a nickel-titanium alloy to allow infiltration of a polyelectrolyte into the pores, to thereby reduce the thickness of the polyelectrolyte exposed on the surface of the nickel-titanium alloy while allowing supporting of a sufficient amount of an antithrombogenic compound due to contribution of the polyelectrolyte infiltrate.

10. 发明授权

EP3278819B1 ANTITHROMBOTIC METALLIC MATERIAL 有权
公开(公告)号：EP3278819B1
公开(公告)日：2020-07-15
申请号：EP16773123.1
申请日：2016-03-31
申请人： Toray Industries, Inc.
发明人： KADOWAKI, Koji , FUJITA, Masaki , SAKAGUCHI, Yuka , TANAHASHI, Kazuhiro
IPC分类号： A61L33/10 , A61L27/34

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式