JP5704858B2 - 内視鏡用鉗子 - Google Patents
内視鏡用鉗子 Download PDFInfo
- Publication number
- JP5704858B2 JP5704858B2 JP2010186991A JP2010186991A JP5704858B2 JP 5704858 B2 JP5704858 B2 JP 5704858B2 JP 2010186991 A JP2010186991 A JP 2010186991A JP 2010186991 A JP2010186991 A JP 2010186991A JP 5704858 B2 JP5704858 B2 JP 5704858B2
- Authority
- JP
- Japan
- Prior art keywords
- forceps
- pin
- cam
- cam pin
- insertion hole
- 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.)
- Active
Links
- 238000001839 endoscopy Methods 0.000 title description 3
- 238000003780 insertion Methods 0.000 claims description 28
- 230000037431 insertion Effects 0.000 claims description 28
- 230000002265 prevention Effects 0.000 claims description 3
- 238000004381 surface treatment Methods 0.000 claims description 2
- 230000007257 malfunction Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000002674 endoscopic surgery Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- 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
- A61B18/1445—Probes having pivoting end effectors, e.g. forceps at the distal end of a shaft, e.g. forceps or scissors at the end of a rigid rod
-
- 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
- A61B2017/2901—Details of shaft
- A61B2017/2905—Details of shaft flexible
-
- 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
- A61B17/2909—Handles
- A61B2017/2911—Handles rings
-
- 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
- A61B2017/2927—Details of heads or jaws the angular position of the head being adjustable with respect to the shaft
- A61B2017/2929—Details of heads or jaws the angular position of the head being adjustable with respect to the shaft with a head rotatable about the longitudinal axis of the shaft
-
- 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
Description
10 操作部本体
11 スライド操作部材
12 回転保持環
13 可撓性シース
14 折れ止めチューブ
15 操作ワイヤ
16 補強パイプ
17 高周波電源コード接続端子
18 ツナギ部材
19 鉗子カップ
20 枠止め
21 枠本体
22 カシメピン
23 カムピン
Claims (6)
- 生体内に挿入される挿入管と、
前記挿入管の先端に連結した支持部材と、
前記支持部材に設けられた支軸ピンと、
前記支軸ピンに回動自在に軸支された鉗子部材と、
前記鉗子部材に形成されたカム溝と、
前記挿入管の基端に連結した操作部と、
前記操作部の操作に応じて前記挿入管内を軸線方向に進退する進退部材と、
前記進退部材に形成された挿入穴と、
前記挿入穴に挿入されると共に前記カム溝と係合するカムピンと、
を有し、
前記鉗子部材は、前記カムピンが前記進退部材の進退動作に伴い前記カム溝に沿って移動すると、該カムピンと該カム溝との係合に応じて前記支軸ピンを支点に回動し、
前記カムピンは、
前記挿入穴内に該挿入穴の軸周りに回転自在に支持され、
その端部において前記カム溝と係合し、
前記端部がR面取りされている、
内視鏡用鉗子。 - 前記カムピンは、摺動性を向上させる表面処理が施されていることを特徴とする、請求項1に記載の内視鏡用鉗子。
- 前記カムピンの軸方向の動きを規制して前記挿入穴からの脱落を防止する脱落防止部材を有することを特徴とする、請求項1又は請求項2に記載の内視鏡用鉗子。
- 前記脱落防止部材は、前記支持部材に形成された、前記支軸ピンを間に架設する一対のアーム部であることを特徴とする、請求項3に記載の内視鏡用鉗子。
- 前記鉗子部材は、前記挿入管に対して前記軸線周りに回転自在であることを特徴とする、請求項1から請求項4の何れか一項に記載の内視鏡用鉗子。
- 前記挿入管が可撓性を持つ軟性内視鏡用鉗子であることを特徴とする、請求項1から請求項5の何れか一項に記載の内視鏡用鉗子。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010186991A JP5704858B2 (ja) | 2010-08-24 | 2010-08-24 | 内視鏡用鉗子 |
US13/204,944 US20120053405A1 (en) | 2010-08-24 | 2011-08-08 | Forceps tool for endoscope |
DE102011052962A DE102011052962A1 (de) | 2010-08-24 | 2011-08-24 | Zangeninstrument für ein Endoskop |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010186991A JP5704858B2 (ja) | 2010-08-24 | 2010-08-24 | 内視鏡用鉗子 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012045031A JP2012045031A (ja) | 2012-03-08 |
JP5704858B2 true JP5704858B2 (ja) | 2015-04-22 |
Family
ID=45566339
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010186991A Active JP5704858B2 (ja) | 2010-08-24 | 2010-08-24 | 内視鏡用鉗子 |
Country Status (3)
Country | Link |
---|---|
US (1) | US20120053405A1 (ja) |
JP (1) | JP5704858B2 (ja) |
DE (1) | DE102011052962A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113331951A (zh) | 2013-03-18 | 2021-09-03 | 直观外科手术操作公司 | 手术器械驱动元件,以及相关的设备、系统和方法 |
EP3155991B1 (en) * | 2015-10-14 | 2020-01-15 | Karl Storz SE & Co. KG | Distal head assembly for a bipolar instrument, bipolar instrument and method of assembling a distal head assembly |
JP7420417B2 (ja) * | 2020-11-18 | 2024-01-23 | 野村ユニソン株式会社 | 手術具 |
CN114191069B (zh) * | 2021-12-06 | 2024-01-12 | 安瑞医疗器械(杭州)有限公司 | 止血钳夹及其夹头部件 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06311985A (ja) * | 1993-04-30 | 1994-11-08 | Olympus Optical Co Ltd | 鉗 子 |
JPH07265326A (ja) * | 1994-03-31 | 1995-10-17 | Olympus Optical Co Ltd | 医療用処置具 |
JPH0838495A (ja) * | 1994-07-29 | 1996-02-13 | Olympus Optical Co Ltd | 内視鏡用処置具 |
US5820009A (en) * | 1996-02-20 | 1998-10-13 | Richard-Allan Medical Industries, Inc. | Articulated surgical instrument with improved jaw closure mechanism |
JP3693821B2 (ja) * | 1998-07-24 | 2005-09-14 | オリンパス株式会社 | 内視鏡用鉗子 |
US6716226B2 (en) * | 2001-06-25 | 2004-04-06 | Inscope Development, Llc | Surgical clip |
EP2022417B1 (en) * | 2004-02-27 | 2010-04-07 | Applied Medical Resources Corporation | System for actuating a laparoscopic surgical instrument |
US8801752B2 (en) * | 2008-08-04 | 2014-08-12 | Covidien Lp | Articulating surgical device |
-
2010
- 2010-08-24 JP JP2010186991A patent/JP5704858B2/ja active Active
-
2011
- 2011-08-08 US US13/204,944 patent/US20120053405A1/en not_active Abandoned
- 2011-08-24 DE DE102011052962A patent/DE102011052962A1/de active Pending
Also Published As
Publication number | Publication date |
---|---|
US20120053405A1 (en) | 2012-03-01 |
DE102011052962A1 (de) | 2012-03-01 |
JP2012045031A (ja) | 2012-03-08 |
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