JP6614456B2 - 高周波鉗子 - Google Patents
高周波鉗子 Download PDFInfo
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- JP6614456B2 JP6614456B2 JP2016560149A JP2016560149A JP6614456B2 JP 6614456 B2 JP6614456 B2 JP 6614456B2 JP 2016560149 A JP2016560149 A JP 2016560149A JP 2016560149 A JP2016560149 A JP 2016560149A JP 6614456 B2 JP6614456 B2 JP 6614456B2
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- Prior art keywords
- forceps
- frequency
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- pieces
- incision
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
- A61B18/14—Probes or electrodes therefor
- A61B18/1442—Probes having pivoting end effectors, e.g. forceps
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/28—Surgical forceps
- A61B17/2812—Surgical forceps with a single pivotal connection
- A61B17/282—Jaws
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/28—Surgical forceps
- A61B17/29—Forceps for use in minimally invasive surgery
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/28—Surgical forceps
- A61B17/29—Forceps for use in minimally invasive surgery
- A61B17/295—Forceps for use in minimally invasive surgery combined with cutting implements
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- 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
- A61B2017/00238—Type of minimally invasive operation
- A61B2017/00269—Type of minimally invasive operation endoscopic mucosal resection EMR
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/28—Surgical forceps
- A61B17/29—Forceps for use in minimally invasive surgery
- A61B2017/2926—Details of heads or jaws
- A61B2017/2932—Transmission of forces to jaw members
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/28—Surgical forceps
- A61B17/29—Forceps for use in minimally invasive surgery
- A61B2017/2926—Details of heads or jaws
- A61B2017/2932—Transmission of forces to jaw members
- A61B2017/2933—Transmission of forces to jaw members camming or guiding means
- A61B2017/2936—Pins in guiding slots
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00053—Mechanical features of the instrument of device
- A61B2018/00059—Material properties
- A61B2018/00071—Electrical conductivity
- A61B2018/00083—Electrical conductivity low, i.e. electrically insulating
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00315—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for treatment of particular body parts
- A61B2018/00482—Digestive system
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00315—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for treatment of particular body parts
- A61B2018/00559—Female reproductive organs
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
- A61B2018/00601—Cutting
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
- A61B18/14—Probes or electrodes therefor
- A61B18/1442—Probes having pivoting end effectors, e.g. forceps
- A61B2018/1452—Probes having pivoting end effectors, e.g. forceps including means for cutting
Description
20 デバイス用ワイヤ,
30 鉗子,
31,31a 鉗子片,
32,32a 移動体,
33 ピン,
34 開閉ワイヤ,
34a 溝,
34b 係合ピン,
35,35a 鉗子基部,
36 切開部,
37 先端部,
38 当接部,
40 対象組織,
41,42 切り口,
50 疾患部位。
Claims (5)
- 生体組織に高周波電流を通電する切開部を備える一対の鉗子片を枢軸を介して開閉自在に構成した高周波鉗子であって、
前記切開部は、前記一対の鉗子片のそれぞれ対向する面に、前記枢軸側から先端側へ延びるように形成されると共に、前記一対の鉗子片を閉じた状態で前記切開部が互いに離間して形成され、
前記鉗子片は基端側に取り付けられると共に互いに交差した開閉ワイヤが取り付けられ、前記開閉ワイヤは、基端側に取り付けられたデバイス用ワイヤの押し引き動作に連動して移動する移動体に接続され、
前記移動体及び前記開閉ワイヤは鉗子基部に収納されていることを特徴とする高周波鉗子。 - 請求項1に記載の高周波鉗子において、
前記一対の鉗子片の先端部には、前記一対の鉗子片を閉じた状態で互いに当接する当接部を備えることを特徴とする高周波鉗子。 - 請求項2に記載の高周波鉗子において、
前記当接部は、互いに略点接触することを特徴とする高周波鉗子。 - 請求項1から3のいずれか1項に記載の高周波鉗子において、
前記切開部の前記一対の鉗子片の延設方向と直交する断面形状が、概略三角形状に形成されることを特徴とする高周波鉗子。 - 請求項4に記載の高周波鉗子において、
前記切開部は、前記三角形状の頂点以外の箇所は絶縁処理が施されることを特徴とする高周波鉗子。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014234368 | 2014-11-19 | ||
JP2014234368 | 2014-11-19 | ||
PCT/JP2015/081448 WO2016080223A1 (ja) | 2014-11-19 | 2015-11-09 | 高周波鉗子 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2016080223A1 JPWO2016080223A1 (ja) | 2017-08-31 |
JP6614456B2 true JP6614456B2 (ja) | 2019-12-04 |
Family
ID=56013768
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016560149A Active JP6614456B2 (ja) | 2014-11-19 | 2015-11-09 | 高周波鉗子 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20170325876A1 (ja) |
EP (1) | EP3222238A4 (ja) |
JP (1) | JP6614456B2 (ja) |
WO (1) | WO2016080223A1 (ja) |
Families Citing this family (110)
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US11317915B2 (en) | 2019-02-19 | 2022-05-03 | Cilag Gmbh International | Universal cartridge based key feature that unlocks multiple lockout arrangements in different surgical staplers |
US11291445B2 (en) | 2019-02-19 | 2022-04-05 | Cilag Gmbh International | Surgical staple cartridges with integral authentication keys |
USD964564S1 (en) | 2019-06-25 | 2022-09-20 | Cilag Gmbh International | Surgical staple cartridge retainer with a closure system authentication key |
USD952144S1 (en) | 2019-06-25 | 2022-05-17 | Cilag Gmbh International | Surgical staple cartridge retainer with firing system authentication key |
USD950728S1 (en) | 2019-06-25 | 2022-05-03 | Cilag Gmbh International | Surgical staple cartridge |
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US5603711A (en) * | 1995-01-20 | 1997-02-18 | Everest Medical Corp. | Endoscopic bipolar biopsy forceps |
JPH11155878A (ja) * | 1997-11-26 | 1999-06-15 | Nippon Zeon Co Ltd | 鉗子型電気処置器具 |
JP3384750B2 (ja) * | 1998-09-02 | 2003-03-10 | オリンパス光学工業株式会社 | 高周波処置具 |
JP3745234B2 (ja) * | 2000-06-13 | 2006-02-15 | オリンパス株式会社 | 内視鏡用処置具 |
JP4295925B2 (ja) * | 2001-03-01 | 2009-07-15 | Hoya株式会社 | 内視鏡用バイポーラ高周波処置具 |
JP4476229B2 (ja) * | 2006-03-02 | 2010-06-09 | Hoya株式会社 | 内視鏡用バイポーラ型嘴状高周波処置具 |
JP4555996B2 (ja) * | 2006-05-22 | 2010-10-06 | 有限会社リバー精工 | 内視鏡用高周波切開具 |
US20070282331A1 (en) * | 2006-05-30 | 2007-12-06 | Pentax Corporation | Bipolar high-frequency incision tool for an endoscope |
US8795274B2 (en) * | 2008-08-28 | 2014-08-05 | Covidien Lp | Tissue fusion jaw angle improvement |
EP2486876B1 (en) * | 2009-10-08 | 2020-04-15 | River Seiko Corporation | Scissors for endoscope |
JP5366763B2 (ja) * | 2009-11-06 | 2013-12-11 | Hoya株式会社 | 内視鏡用鋏型高周波処置具 |
US9084606B2 (en) * | 2012-06-01 | 2015-07-21 | Megadyne Medical Products, Inc. | Electrosurgical scissors |
RU2016121165A (ru) * | 2013-11-19 | 2017-12-25 | Этикон, Инк. | Торакоскопические способы лечения заболевания бронхов |
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WO2016080223A1 (ja) | 2016-05-26 |
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