JP4517126B2 - 内視鏡用処置具 - Google Patents
内視鏡用処置具 Download PDFInfo
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- JP4517126B2 JP4517126B2 JP2006142063A JP2006142063A JP4517126B2 JP 4517126 B2 JP4517126 B2 JP 4517126B2 JP 2006142063 A JP2006142063 A JP 2006142063A JP 2006142063 A JP2006142063 A JP 2006142063A JP 4517126 B2 JP4517126 B2 JP 4517126B2
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- Prior art keywords
- flexible sheath
- operation wire
- endoscope
- treatment tool
- treatment
- 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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- 238000012277 endoscopic treatment Methods 0.000 title claims description 9
- 238000011282 treatment Methods 0.000 claims description 61
- 229920003002 synthetic resin Polymers 0.000 claims 1
- 239000000057 synthetic resin Substances 0.000 claims 1
- 238000005452 bending Methods 0.000 description 11
- 230000037431 insertion Effects 0.000 description 5
- 238000003780 insertion Methods 0.000 description 5
- 230000002093 peripheral effect Effects 0.000 description 5
- 239000002184 metal Substances 0.000 description 3
- 239000004696 Poly ether ether ketone Substances 0.000 description 2
- 229920002530 polyetherether ketone Polymers 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002439 hemostatic effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
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- Surgical Instruments (AREA)
- Endoscopes (AREA)
Description
図2は、内視鏡用処置具10の可撓性シース11が内視鏡50の処置具案内管55に通された使用状態を示している。
内視鏡50は、可撓性の挿入部51の先端付近に形成され湾曲部52が、挿入部51の基端に連結された内視鏡操作部53からの遠隔操作により小さな曲率半径で大きな角度任意に屈曲させることができるように構成され、挿入部51内に全長にわたり挿通配置された処置具案内管55の入口開口は内視鏡操作部53に配置され、出口開口は挿入部51の最先端部分に配置されている。
12…操作ワイヤー
13…先端処置片
15…先端本体
16…連結筒
18…絶縁チューブ
19…外套管
50…内視鏡
52…湾曲部
55…処置具案内管
Claims (5)
- 内視鏡の処置具案内管に挿脱して使用される内視鏡用処置具であって、円筒状の可撓性シースの先端部分に配置された先端処置片を基端側から動作させるための操作ワイヤーが前記可撓性シース内に緩く挿通された構成の内視鏡用処置具において、
前記基端側においては軸周りに一体的に回転し、先端側においては独立して軸周りに回転する可撓性シース及び操作ワイヤーとを備え、前記操作ワイヤーの回転追従性を前記可撓性シースより大きく設定し、前記基端側において可撓性シースと操作ワイヤーとを一体的に回転して該可撓性シースの回転が阻止されたとき、前記操作ワイヤーが円筒状の可撓性シース内において回転するように構成したことを特徴とする内視鏡用処置具。
- 請求項1に記載された内視鏡用処置具において、前記先端処置片を支持する先端本体が、前記可撓性シースの先端に軸周りに回転自在に且つ軸方向には移動できない状態に連結されている内視鏡用処置具。
- 請求項1又は2に記載された内視鏡用処置具において、前記可撓性シースが柔軟な密着巻きコイルにより形成されている内視鏡用処置具。
- 請求項1又は2に記載された内視鏡用処置具において、前記可撓性シースが柔軟な密着巻きコイルに柔軟な電気絶縁性チューブを被覆して形成されている内視鏡用処置具。
- 請求項1又は2に記載された内視鏡用処置具において、前記可撓性シースが合成樹脂チューブで形成されている内視鏡用処置具。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006142063A JP4517126B2 (ja) | 2006-04-20 | 2006-04-20 | 内視鏡用処置具 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006142063A JP4517126B2 (ja) | 2006-04-20 | 2006-04-20 | 内視鏡用処置具 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2007289593A JP2007289593A (ja) | 2007-11-08 |
JP2007289593A5 JP2007289593A5 (ja) | 2009-03-12 |
JP4517126B2 true JP4517126B2 (ja) | 2010-08-04 |
Family
ID=38760799
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006142063A Active JP4517126B2 (ja) | 2006-04-20 | 2006-04-20 | 内視鏡用処置具 |
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JP (1) | JP4517126B2 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7798386B2 (en) * | 2007-05-30 | 2010-09-21 | Ethicon Endo-Surgery, Inc. | Surgical instrument articulation joint cover |
JP5114179B2 (ja) * | 2007-12-17 | 2013-01-09 | Hoya株式会社 | 内視鏡用バイポーラ型高周波処置具 |
WO2011033860A1 (ja) | 2009-09-15 | 2011-03-24 | オリンパスメディカルシステムズ株式会社 | 内視鏡用処置具 |
JP6130134B2 (ja) * | 2012-12-25 | 2017-05-17 | 株式会社リバーセイコー | 内視鏡用処置具 |
JP2018033501A (ja) * | 2016-08-29 | 2018-03-08 | レイクR&D株式会社 | 内視鏡用処置具 |
JP6775238B2 (ja) * | 2016-10-26 | 2020-10-28 | レイクR&D株式会社 | 内視鏡用処置具 |
JP7479921B2 (ja) | 2020-05-12 | 2024-05-09 | 真 小林 | 内視鏡用処置具 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005034623A (ja) * | 2003-06-24 | 2005-02-10 | Olympus Corp | 内視鏡処置具 |
JP2005046488A (ja) * | 2003-07-31 | 2005-02-24 | Olympus Corp | 内視鏡用処置具 |
JP2005204998A (ja) * | 2004-01-23 | 2005-08-04 | Olympus Corp | 内視鏡用鋏鉗子 |
JP2005237498A (ja) * | 2004-02-25 | 2005-09-08 | Pentax Corp | 内視鏡用鉗子 |
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2006
- 2006-04-20 JP JP2006142063A patent/JP4517126B2/ja active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005034623A (ja) * | 2003-06-24 | 2005-02-10 | Olympus Corp | 内視鏡処置具 |
JP2005046488A (ja) * | 2003-07-31 | 2005-02-24 | Olympus Corp | 内視鏡用処置具 |
JP2005204998A (ja) * | 2004-01-23 | 2005-08-04 | Olympus Corp | 内視鏡用鋏鉗子 |
JP2005237498A (ja) * | 2004-02-25 | 2005-09-08 | Pentax Corp | 内視鏡用鉗子 |
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Publication number | Publication date |
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JP2007289593A (ja) | 2007-11-08 |
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