JP7431647B2 - ジョイントシール付き電気手術器具 - Google Patents
ジョイントシール付き電気手術器具 Download PDFInfo
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- JP7431647B2 JP7431647B2 JP2020068968A JP2020068968A JP7431647B2 JP 7431647 B2 JP7431647 B2 JP 7431647B2 JP 2020068968 A JP2020068968 A JP 2020068968A JP 2020068968 A JP2020068968 A JP 2020068968A JP 7431647 B2 JP7431647 B2 JP 7431647B2
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- A61B18/14—Probes or electrodes therefor
- A61B18/1442—Probes having pivoting end effectors, e.g. forceps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- A61B2018/1452—Probes having pivoting end effectors, e.g. forceps including means for cutting
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- 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
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- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/08—Accessories or related features not otherwise provided for
- A61B2090/0813—Accessories designed for easy sterilising, i.e. re-usable
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biomedical Technology (AREA)
- Veterinary Medicine (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Otolaryngology (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ophthalmology & Optometry (AREA)
- Surgical Instruments (AREA)
Description
11 第1分枝体
12 第2分枝体
13 ピボットジョイント
14 第1顎部
15 第2顎部
16 操作ユニット
17 第1生体組織接触面
18 第2生体組織接触面
19 第1操作部
20 第2操作部
24 メスガイド用空洞
25 メス
26 第1ガイド凹部
27 第2ガイド凹部
28 メス作動デバイス
29 電気接続デバイス
34 支持ピン
35 支持ピンの軸部
36 支持ピンのヘッド
37 支持穴
38 第1分枝体の外面
39 支持ピンの自由端
40 貫通孔
41 端部
45 シール
45a 第1シール
45b 第2シール
46 第1当接面
47 第2当接面
48 キャップ
49 第1空洞
50 キャップのリング
51 周縁端
52 ブッシング
53 中央部
54 第2空洞
55 第2分枝体の外面
56 周縁端
60 間隔部材
61 端面
62 摩擦ベアリング面
63 導線
64 リング空洞
65 ばねコンタクト
70 ジョイント
71 半径方向凸部
72 付勢部材
73 凹部
74 追加シール部材
76 フォーク部
77 第1アーム
78 第2アーム
A 軸方向
B 移動方向
d 軸方向厚さ
S ピボット軸
x 軸方向間隔
Claims (14)
- ピボットジョイント(13)によって互いにピボット軸(S)についてピボット配置された第1分枝体(11)と第2分枝体(12)とを有する電気手術器具(10)であって、
前記ピボットジョイント(13)は、支持ピン(34)と支持穴(37)とを備え、
前記ピボット軸(S)を中心とした円周方向で前記支持ピン(34)を完全に囲み、前記第1分枝体(11)と前記第2分枝体(12)とに密封当接するシール(45)を有し、
前記シール(45)は、前記ピボット軸(S)と平行な軸方向(A)に弾性変形する
電気手術器具。 - 前記第1分枝体(11)は、前記シール(45)用の第1当接面(46)を備え、
前記第2分枝体(12)は、前記シール(45)用の第2当接面(47)を備える
請求項1に記載の電気手術器具。 - 前記ピボット軸(S)と平行な軸方向Aに延在し、前記第1当接面(46)と前記第2当接面(47)との間の軸方向間隔(x)を決定する、少なくとも1つの間隔部材(60)が設けられる
請求項2に記載の電気手術器具。 - 前記少なくとも1つの間隔部材(60)は、前記第1分枝体(11)及び前記第2分枝体(12)のうち一方の分枝体にリジッド接続される
請求項3に記載の電気手術器具。 - 前記少なくとも1つの間隔部材(60)は、摩擦ベアリング面(62)となる自由端での端面(61)を備え、前記第1分枝体(11)または前記第2分枝体(12)に当接する
請求項3または4に記載の電気手術器具。 - 前記ピボット軸(S)を中心とした円周方向で互いに離れて配置された、少なくとも3つの前記間隔部材(60)が設けられる
請求項3~5のいずれか1項に記載の電気手術器具。 - 前記シール(45)の軸方向厚さ(d)は、前記シール(45)が変形していない初期状態において、前記軸方向間隔(x)よりも大きい
請求項3~6のいずれか1項に記載の電気手術器具。 - 前記シール(45)を受けるための凹部(73)は、前記第1分枝体(11)および/または前記第2分枝体(12)に設けられる
請求項1~7のいずれか1項に記載の電気手術器具。 - 前記シール(45)は、矩形断面を有する
請求項1~8のいずれか1項に記載の電気手術器具。 - メスガイド用空洞(24)は、前記第1分枝体(11)および/または前記第2分枝体(12)に設けられ、メス(25)を、ガイド手法で移動方向(B)に可動的に支持する
請求項1~9のいずれか1項に記載の電気手術器具。 - 前記支持ピン(34)は、前記メスガイド用空洞(24)からずれて配置される
請求項10に記載の電気手術器具。 - 前記第1分枝体(11)および前記第2分枝体(12)を前記ピボット軸(S)に平行な軸方向(A)で互いに近づけさせる付勢部材(72)が設けられる
請求項1~11のいずれか1項に記載の電気手術器具。 - 前記支持ピン(34)は、前記第1分枝体(11)または前記第2分枝体(12)にトルクに耐えられるように接続され、他方の前記第2分枝体(12)または前記第1分枝体(11)の支持穴(37)内で回転可能に支持される
請求項1~12のいずれか1項に記載の電気手術器具。 - 前記支持穴(37)と前記支持ピン(34)との間の領域は、追加シール部材(74)を用いてシールされる
請求項13に記載の電気手術器具。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP19169865.3A EP3725250B1 (de) | 2019-04-17 | 2019-04-17 | Elektrochirurgisches instrument mit gelenkabdichtung |
EP19169865 | 2019-04-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2020175188A JP2020175188A (ja) | 2020-10-29 |
JP7431647B2 true JP7431647B2 (ja) | 2024-02-15 |
Family
ID=66217956
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2020068968A Active JP7431647B2 (ja) | 2019-04-17 | 2020-04-07 | ジョイントシール付き電気手術器具 |
Country Status (6)
Country | Link |
---|---|
US (1) | US11684409B2 (ja) |
EP (1) | EP3725250B1 (ja) |
JP (1) | JP7431647B2 (ja) |
KR (1) | KR20200122235A (ja) |
CN (1) | CN111821013B (ja) |
PL (1) | PL3725250T3 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20220104868A1 (en) * | 2020-10-02 | 2022-04-07 | Covidien Lp | Fine dissection end effector assembly |
DE102021124786A1 (de) | 2021-09-24 | 2023-03-30 | Aesculap Ag | Medizinisches Instrument und medizinisches Instrumentarium |
Citations (8)
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JP2001522632A (ja) | 1997-11-12 | 2001-11-20 | シャーウッド サーヴィシス アクチェンゲゼルシャフト | 双極電気外科器具 |
JP2004524924A (ja) | 2001-04-06 | 2004-08-19 | シャーウッド・サービシーズ・アクチェンゲゼルシャフト | 双極機器のための成形絶縁ヒンジ |
US20060224182A1 (en) | 2005-03-31 | 2006-10-05 | Hubert Bruckler | Medical instrument with a contoured axle pin |
EP2366353A1 (de) | 2010-03-15 | 2011-09-21 | OOO "Novye Energetischeskie | Elektrochirurgische bipolare Schere für Koagulation und zum Sezieren |
JP2012236076A (ja) | 2012-08-16 | 2012-12-06 | Covidien Ag | 血管の封止装置 |
US20140214019A1 (en) | 2013-01-29 | 2014-07-31 | Ethicon Endo-Surgery, Inc. | Bipolar electrosurgical hand shears |
US20160157921A1 (en) | 2013-08-07 | 2016-06-09 | Covidien (China) Medical Devices Technology Co., Ltd. | Surgical forceps |
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US5440813A (en) * | 1993-06-04 | 1995-08-15 | Roskam; Scott H. | Rideless scissors with an adjustable load transverse to the pivot axis on a pivot joint |
US7628791B2 (en) * | 2005-08-19 | 2009-12-08 | Covidien Ag | Single action tissue sealer |
US9655672B2 (en) * | 2010-10-04 | 2017-05-23 | Covidien Lp | Vessel sealing instrument |
US8968360B2 (en) * | 2012-01-25 | 2015-03-03 | Covidien Lp | Surgical instrument with resilient driving member and related methods of use |
US11020200B2 (en) * | 2015-10-19 | 2021-06-01 | Ethicon Llc | Surgical instrument with dual mode end effector and compound lever with detents |
DE102016111892B4 (de) * | 2016-06-29 | 2022-05-05 | Aesculap Ag | Chirurgisches Instrument mit Linien- und/oder Punktkontakten in einem Koppelbereich |
CN205988311U (zh) * | 2016-07-11 | 2017-03-01 | 董小梅 | 一种单侧齿状组织剪刀 |
US10736648B2 (en) * | 2016-11-16 | 2020-08-11 | Ethicon Llc | Surgical instrument with removable portion to facilitate cleaning |
WO2019028647A1 (en) * | 2017-08-08 | 2019-02-14 | Covidien Lp | ELECTROSURGICAL APPARATUS WITH SAFETY INSULATION CHARACTERISTICS |
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2019
- 2019-04-17 EP EP19169865.3A patent/EP3725250B1/de active Active
- 2019-04-17 PL PL19169865T patent/PL3725250T3/pl unknown
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2020
- 2020-04-03 KR KR1020200040797A patent/KR20200122235A/ko unknown
- 2020-04-07 JP JP2020068968A patent/JP7431647B2/ja active Active
- 2020-04-15 US US16/849,481 patent/US11684409B2/en active Active
- 2020-04-17 CN CN202010304383.7A patent/CN111821013B/zh active Active
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JP2001522632A (ja) | 1997-11-12 | 2001-11-20 | シャーウッド サーヴィシス アクチェンゲゼルシャフト | 双極電気外科器具 |
JP2004524924A (ja) | 2001-04-06 | 2004-08-19 | シャーウッド・サービシーズ・アクチェンゲゼルシャフト | 双極機器のための成形絶縁ヒンジ |
US20060224182A1 (en) | 2005-03-31 | 2006-10-05 | Hubert Bruckler | Medical instrument with a contoured axle pin |
EP2366353A1 (de) | 2010-03-15 | 2011-09-21 | OOO "Novye Energetischeskie | Elektrochirurgische bipolare Schere für Koagulation und zum Sezieren |
JP2012236076A (ja) | 2012-08-16 | 2012-12-06 | Covidien Ag | 血管の封止装置 |
US20140214019A1 (en) | 2013-01-29 | 2014-07-31 | Ethicon Endo-Surgery, Inc. | Bipolar electrosurgical hand shears |
US20160157921A1 (en) | 2013-08-07 | 2016-06-09 | Covidien (China) Medical Devices Technology Co., Ltd. | Surgical forceps |
Also Published As
Publication number | Publication date |
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CN111821013B (zh) | 2024-08-23 |
KR20200122235A (ko) | 2020-10-27 |
PL3725250T3 (pl) | 2022-06-27 |
JP2020175188A (ja) | 2020-10-29 |
US11684409B2 (en) | 2023-06-27 |
CN111821013A (zh) | 2020-10-27 |
US20200330148A1 (en) | 2020-10-22 |
EP3725250A1 (de) | 2020-10-21 |
BR102020007005A2 (pt) | 2020-10-27 |
EP3725250B1 (de) | 2022-04-20 |
RU2020112452A (ru) | 2021-09-27 |
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