JP2008212620A5 - - Google Patents

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Publication number
JP2008212620A5
JP2008212620A5 JP2007119384A JP2007119384A JP2008212620A5 JP 2008212620 A5 JP2008212620 A5 JP 2008212620A5 JP 2007119384 A JP2007119384 A JP 2007119384A JP 2007119384 A JP2007119384 A JP 2007119384A JP 2008212620 A5 JP2008212620 A5 JP 2008212620A5
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JP
Japan
Prior art keywords
coil sheath
sheath
movable
strand
distal end
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Application number
JP2007119384A
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Japanese (ja)
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JP5042700B2 (en
JP2008212620A (en
Filing date
Publication date
Application filed filed Critical
Priority claimed from JP2007119384A external-priority patent/JP5042700B2/en
Priority to JP2007119384A priority Critical patent/JP5042700B2/en
Priority to KR1020080011427A priority patent/KR101445392B1/en
Priority to EP08002196A priority patent/EP1955657B1/en
Priority to DE602008004368T priority patent/DE602008004368D1/en
Priority to US12/027,515 priority patent/US9161744B2/en
Publication of JP2008212620A publication Critical patent/JP2008212620A/en
Publication of JP2008212620A5 publication Critical patent/JP2008212620A5/ja
Publication of JP5042700B2 publication Critical patent/JP5042700B2/en
Application granted granted Critical
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Claims (6)

生体に対して処置を行う可動先端部と、
素線が螺旋状に巻回されて可撓性を有する第一コイルシースと、
素線が螺旋状に巻回されて前記第一コイルシースと同心に外装され、又は内装された可撓性を有する第二コイルシースと、
細長に延びて形成されて先端が前記可動先端部に接続され、前記第一コイルシースに移動可能に挿通された可撓性を有する操作ワイヤと、
該操作ワイヤを進退操作する操作部と、
を備え、
前記第二コイルシースの先端が前記可動先端部に固定され、かつ、基端が前記操作部に固定されていることを特徴とする内視鏡用処置具。 A movable tip for performing treatment on a living body;
A first coil sheath in which a strand is wound spirally and has flexibility;
A flexible second coil sheath in which a strand is wound in a spiral and is externally or concentrically with the first coil sheath; and
A flexible operation wire formed extending in an elongated shape and having a distal end connected to the movable distal end and movably inserted into the first coil sheath;
An operation unit for advancing and retracting the operation wire;
With
A treatment instrument for an endoscope, wherein a distal end of the second coil sheath is fixed to the movable distal end portion, and a proximal end is fixed to the operation portion. 前記第一コイルシースの先端が、前記可動先端部に対して回動自在に接続され、かつ、基端が、前記操作部に対して回動自在に接続されていることを特徴とする請求項１に記載の内視鏡用処置具。   The distal end of the first coil sheath is rotatably connected to the movable distal end portion, and the proximal end is rotatably connected to the operation portion. The treatment tool for endoscopes described in 1. 前記第一コイルシースの素線及び前記第二コイルシースの素線の少なくとも一方が、略矩形断面であることを特徴とする請求項１又は２に記載の内視鏡用処置具。   The treatment instrument for an endoscope according to claim 1, wherein at least one of the strands of the first coil sheath and the strands of the second coil sheath has a substantially rectangular cross section. 前記第一コイルシースの素線の巻回方向と、前記第二コイルシースの素線の巻回方向とが同一方向であることを特徴とする請求項１から３の何れか一つに記載の内視鏡用処置具。   The internal view according to any one of claims 1 to 3, wherein a winding direction of the strand of the first coil sheath and a winding direction of the strand of the second coil sheath are the same direction. Mirror treatment tool. 前記第一コイルシースの素線の巻回方向と、前記第二コイルシースの素線の巻回方向とが、互いに逆方向であることを特徴とする請求項１から３の何れか一つに記載の内視鏡用処置具。   4. The winding direction of the strand of the first coil sheath and the winding direction of the strand of the second coil sheath are opposite to each other. 5. Endoscopic treatment tool. 生体に対して処置を行う可動部分を備える可動先端部と、
細長に延びて形成されて先端が前記可動先端部の前記可動部分に接続される可撓性の操作ワイヤと、
前記操作ワイヤを進退させる進退操作部と、
前記進退操作部を操作して前記操作ワイヤを進退させたときに、前記可動先端部と前記進退操作部との間で軸線方向に発生する軸力を受ける可撓性の第一のシースと、
前記第一のシースと同軸に配置され、軸線回りの回転方向に前記可動先端部に連結された可撓性の第二のシースと、
前記第二のシースを軸線回りに回転させる回転操作部と、
を備えることを特徴とする内視鏡用処置具。 A movable tip having a movable part for performing treatment on a living body;
A flexible operation wire formed to be elongated and having a tip connected to the movable portion of the movable tip;
An advancing / retreating operation part for advancing and retracting the operation wire;
A flexible first sheath that receives an axial force generated in the axial direction between the movable tip portion and the advance / retreat operation portion when the advance / retreat operation portion is operated to advance or retract the operation wire;
A flexible second sheath disposed coaxially with the first sheath and coupled to the movable tip in a rotational direction about an axis;
A rotation operation section for rotating the second sheath around an axis;
An endoscopic treatment tool comprising:
JP2007119384A 2007-02-08 2007-04-27 Endoscopic treatment tool Expired - Fee Related JP5042700B2 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2007119384A JP5042700B2 (en) 2007-02-08 2007-04-27 Endoscopic treatment tool
KR1020080011427A KR101445392B1 (en) 2007-02-08 2008-02-05 Treatment device for endoscope
EP08002196A EP1955657B1 (en) 2007-02-08 2008-02-06 Treatment tool for endoscope
DE602008004368T DE602008004368D1 (en) 2007-02-08 2008-02-06 Endoscope treatment tool
US12/027,515 US9161744B2 (en) 2007-02-08 2008-02-07 Treatment tool for endoscope

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2007029052 2007-02-08
JP2007029052 2007-02-08
JP2007119384A JP5042700B2 (en) 2007-02-08 2007-04-27 Endoscopic treatment tool

Publications (3)

Publication Number Publication Date
JP2008212620A JP2008212620A (en) 2008-09-18
JP2008212620A5 true JP2008212620A5 (en) 2010-04-15
JP5042700B2 JP5042700B2 (en) 2012-10-03

Family

ID=39833378

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007119384A Expired - Fee Related JP5042700B2 (en) 2007-02-08 2007-04-27 Endoscopic treatment tool

Country Status (4)

Country Link
JP (1) JP5042700B2 (en)
KR (1) KR101445392B1 (en)
CN (2) CN101238971B (en)
DE (1) DE602008004368D1 (en)

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Publication number Priority date Publication date Assignee Title
JP5042700B2 (en) * 2007-02-08 2012-10-03 オリンパスメディカルシステムズ株式会社 Endoscopic treatment tool
CN102281826B (en) * 2009-03-18 2013-11-06 奥林巴斯医疗株式会社 Treatment device for endoscope
JP5439040B2 (en) * 2009-06-02 2014-03-12 Ｈｏｙａ株式会社 Endoscopic treatment tool
CN102470001B (en) * 2009-09-15 2014-07-23 奥林巴斯医疗株式会社 Treatment instrument for endoscope
WO2012090859A1 (en) 2010-12-28 2012-07-05 オリンパスメディカルシステムズ株式会社 Treatment instrument for endoscopes
US9204868B2 (en) 2011-12-02 2015-12-08 Interscope, Inc. Methods and apparatus for removing material from within a mammalian cavity using an insertable endoscopic instrument
US8882680B2 (en) 2011-12-02 2014-11-11 Interscope, Inc. Insertable endoscopic instrument for tissue removal
WO2014186736A1 (en) * 2013-05-17 2014-11-20 Interscope, Inc. Insertable endoscopic instrument for tissue removal
JP6325912B2 (en) 2014-06-19 2018-05-16 オリンパス株式会社 Forceps device and surgical system
JP6157787B1 (en) * 2015-11-17 2017-07-05 オリンパス株式会社 Endoscope
CN106073838A (en) * 2016-08-04 2016-11-09 中国人民解放军第三军医大学第三附属医院 A kind of needle holder used under peritoneoscope
CA3075603A1 (en) * 2017-09-11 2019-03-14 Sumitomo Bakelite Co., Ltd. High frequency treatment device, high frequency treatment device knife, and high frequency treatment device distal treatment instrument
WO2019077651A1 (en) * 2017-10-16 2019-04-25 オリンパス株式会社 Medical device
CN108969026B (en) * 2018-05-25 2019-06-25 安瑞医疗器械(杭州)有限公司 A kind of medial forceps
JP7417599B2 (en) * 2019-05-20 2024-01-18 株式会社カネカ Endoscope forceps
JP7175396B2 (en) * 2019-07-08 2022-11-18 オリンパス株式会社 Endoscopic treatment tool
KR102279917B1 (en) 2019-11-25 2021-07-20 인제대학교 산학협력단 Endoscope forceps unit with improved hygiene and convenience
KR102440444B1 (en) 2020-12-01 2022-09-05 인제대학교 산학협력단 Case-separated type endoscope forceps assembly

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* Cited by examiner, † Cited by third party
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US6273860B1 (en) * 1998-05-04 2001-08-14 Lsvp International, Inc. Biopsy apparatus
JP3634655B2 (en) * 1999-02-09 2005-03-30 ペンタックス株式会社 Endoscopic biopsy forceps
JP4414662B2 (en) * 2003-03-03 2010-02-10 オリンパス株式会社 Closely wound coil and medical treatment tool using the closely wound coil
JP4526544B2 (en) * 2007-02-08 2010-08-18 オリンパスメディカルシステムズ株式会社 Endoscopic treatment tool
JP5042700B2 (en) * 2007-02-08 2012-10-03 オリンパスメディカルシステムズ株式会社 Endoscopic treatment tool

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