JP6585626B2 - 遠位スネア構造を有するスネア器具 - Google Patents
遠位スネア構造を有するスネア器具 Download PDFInfo
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- JP6585626B2 JP6585626B2 JP2016565331A JP2016565331A JP6585626B2 JP 6585626 B2 JP6585626 B2 JP 6585626B2 JP 2016565331 A JP2016565331 A JP 2016565331A JP 2016565331 A JP2016565331 A JP 2016565331A JP 6585626 B2 JP6585626 B2 JP 6585626B2
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- lanyard
- snare
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- 238000005452 bending Methods 0.000 claims description 23
- 239000002245 particle Substances 0.000 description 9
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- 230000000694 effects Effects 0.000 description 6
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- 241001465754 Metazoa Species 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000004026 adhesive bonding Methods 0.000 description 3
- 208000007536 Thrombosis Diseases 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- HZEWFHLRYVTOIW-UHFFFAOYSA-N [Ti].[Ni] Chemical compound [Ti].[Ni] HZEWFHLRYVTOIW-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
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- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
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- 229910052751 metal Inorganic materials 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/3205—Excision instruments
- A61B17/32056—Surgical snare instruments
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
- A61B17/221—Gripping devices in the form of loops or baskets for gripping calculi or similar types of obstructions
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
- A61B2017/00358—Snares for grasping
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
- A61B17/221—Gripping devices in the form of loops or baskets for gripping calculi or similar types of obstructions
- A61B2017/2215—Gripping devices in the form of loops or baskets for gripping calculi or similar types of obstructions having an open distal end
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Vascular Medicine (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Surgical Instruments (AREA)
Description
Claims (7)
- − シャフト領域と、
− 遠位で前記シャフト領域に隣接するスネア領域のスネア構造(1)であって、該スネア構造(1)は、遠位開放スネアを形成する開放位置から引っ張って閉鎖可能であり、前記スネア構造(1)の開放位置において、遠位前方に且つ半径方向外側に放射形状で延在してスネアを形成する複数の柔軟性屈曲チューブ(31、32、33)を有し、該複数の柔軟性屈曲チューブの遠位端(41、42、43)は、複数の締め縄状ワイヤ(51、52、53)が引っ張られることによって前記スネア構造(1)を閉鎖するように、半径方向内側に互いの方へ移動可能である、スネア構造と、
− 複数の締め縄状ワイヤ(51、52、53)であって、該複数の締め縄状ワイヤの各々は、第1ベース部分(6a)が前記シャフト領域から屈曲チューブ(31、32、33)の1つを緩やかに通って該屈曲チューブの遠位端(41、42、43)まで延在し、該遠位端から締め縄状アーチ(6b)が同一の又は別の屈曲チューブ(31、32、33)の遠位端(41、42、43)まで延在し、該遠位端から第2ベース部分(6c)が前記同一の又は別の屈曲チューブ(31、32、33)を緩やかに通って前記シャフト領域まで戻り、前記締め縄状ワイヤの前記第1ベース部分及び前記第2ベース部分(6a、6c)の少なくとも1つが各屈曲チューブ(31、32、33)を通って延在する、複数の締め縄状ワイヤと、
を有し、
前記複数の締め縄状ワイヤ(51、52、53)の前記締め縄状アーチ(6b)が、前記スネア構造(1)の前記開放位置で、かつ円周方向に延在する、
スネア器具(13)において、
各々の締め縄状ワイヤ(51、52、53)の前記第1ベース部分及び前記第2ベース部分(6a、6c)の少なくとも1つが、同一の方向に且つ同期して軸方向に移動可能となるように配置されると共に、前記屈曲チューブ(31、32、33)内を案内され、
複数の締め縄状アーチ(6b)が交差締め縄状構造を形成し、少なくとも1つの締め縄状アーチ(6b)が、第1の部分において第1の他の締め縄状アーチ(6b)の前方に延在し、第2の部分において前記第1の他の締め縄状アーチ(6b)の後方又は第2の他の締め縄状アーチ(6b)の後方に延在する、ことを特徴とするスネア器具。 - 前記締め縄状ワイヤ(51、52、53)の少なくとも1つの前記締め縄状アーチ(6b)が、前記スネア構造(1)の前記円周方向において、前記スネア構造(1)の前記円周方向長さに等しい円周方向長さで、延在することをさらに特徴とする請求項1に記載のスネア器具。
- 前記締め縄状ワイヤの前記第1ベース部分及び前記第2ベース部分(6a、6c)の少なくとも2つが、互いに接続されて、前記屈曲チューブ(31、32、33)の少なくとも1つの中に延在することをさらに特徴とする請求項1又は2に記載のスネア器具。
- 前記屈曲チューブ(31、32、33)の少なくとも1つが、らせん状ばねチューブ(141、142、143)によって形成されることをさらに特徴とする請求項1〜3のいずれか一項に記載のスネア器具。
- 締め縄状ワイヤの前記第1ベース部分及び前記第2ベース部分(6a、6c)の1つが前記屈曲チューブ(31、32、33)の少なくとも1つの中に延在することをさらに特徴とする請求項1〜4のいずれか一項に記載のスネア器具。
- 前記締め縄状ワイヤ(51、52、53)が、前記シャフト領域の全体を通って器具の近位制御領域まで延在するプルロッド(9)の遠位端に結合される接続部位まで近位に延在するか、又は、前記締め縄状ワイヤ(51、52、53)が、前記シャフト領域の全体を通って前記器具の近位制御領域まで近位に延在することをさらに特徴とする請求項1〜5のいずれか一項に記載のスネア器具。
- 前記スネア構造(1)が柔軟性捕捉用網構造(131)を有し、該柔軟性捕捉用網構造が、前記屈曲チューブ(31、32、33)によって形成される捕捉空間内に配置され、且つ、前記屈曲チューブに保持されることをさらに特徴とする請求項1〜6のいずれか一項に記載のスネア器具。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102014208168.8A DE102014208168A1 (de) | 2014-04-30 | 2014-04-30 | Fangkelchinstrument mit distaler Fangkelchstruktur |
DE102014208168.8 | 2014-04-30 | ||
PCT/DK2015/050110 WO2015165474A1 (en) | 2014-04-30 | 2015-04-29 | A snare instrument with a distal snare structure |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2017516532A JP2017516532A (ja) | 2017-06-22 |
JP2017516532A5 JP2017516532A5 (ja) | 2018-05-10 |
JP6585626B2 true JP6585626B2 (ja) | 2019-10-02 |
Family
ID=53174750
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016565331A Active JP6585626B2 (ja) | 2014-04-30 | 2015-04-29 | 遠位スネア構造を有するスネア器具 |
Country Status (6)
Country | Link |
---|---|
US (2) | US10335185B2 (ja) |
EP (2) | EP3136997B1 (ja) |
JP (1) | JP6585626B2 (ja) |
CN (1) | CN106232039B (ja) |
DE (1) | DE102014208168A1 (ja) |
WO (1) | WO2015165474A1 (ja) |
Families Citing this family (8)
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DE102014208168A1 (de) | 2014-04-30 | 2015-11-19 | Epflex Feinwerktechnik Gmbh | Fangkelchinstrument mit distaler Fangkelchstruktur |
US10111677B2 (en) * | 2014-12-11 | 2018-10-30 | Boston Scientific Scimed, Inc. | Retrieval devices and related methods of use |
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EP3700615B1 (en) * | 2017-10-26 | 2022-08-24 | Teleflex Life Sciences Limited | Subintimal catheter device and assembly |
JP7281475B2 (ja) | 2017-11-09 | 2023-05-25 | 11 ヘルス アンド テクノロジーズ リミテッド | ストーマ監視システムおよび方法 |
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US11006973B2 (en) * | 2019-01-17 | 2021-05-18 | Olympus Corporation | Method for constricting tissue |
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-
2014
- 2014-04-30 DE DE102014208168.8A patent/DE102014208168A1/de not_active Withdrawn
-
2015
- 2015-04-29 EP EP15721559.1A patent/EP3136997B1/en active Active
- 2015-04-29 EP EP18177501.6A patent/EP3409220B1/en active Active
- 2015-04-29 WO PCT/DK2015/050110 patent/WO2015165474A1/en active Application Filing
- 2015-04-29 US US15/306,768 patent/US10335185B2/en active Active
- 2015-04-29 CN CN201580022484.2A patent/CN106232039B/zh not_active Expired - Fee Related
- 2015-04-29 JP JP2016565331A patent/JP6585626B2/ja active Active
-
2019
- 2019-05-16 US US16/413,639 patent/US11337721B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US20170049472A1 (en) | 2017-02-23 |
JP2017516532A (ja) | 2017-06-22 |
US11337721B2 (en) | 2022-05-24 |
EP3409220A1 (en) | 2018-12-05 |
WO2015165474A1 (en) | 2015-11-05 |
CN106232039A (zh) | 2016-12-14 |
EP3409220B1 (en) | 2022-03-30 |
EP3136997B1 (en) | 2020-11-18 |
DE102014208168A1 (de) | 2015-11-19 |
US10335185B2 (en) | 2019-07-02 |
CN106232039B (zh) | 2019-04-16 |
US20190262026A1 (en) | 2019-08-29 |
EP3136997A1 (en) | 2017-03-08 |
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