JPWO2013073523A1 - 医療機器 - Google Patents
医療機器 Download PDFInfo
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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
- A61B17/068—Surgical staplers, e.g. containing multiple staples or clamps
- A61B17/072—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
- A61B17/07207—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously the staples being applied sequentially
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B34/00—Computer-aided surgery; Manipulators or robots specially adapted for use in surgery
- A61B34/70—Manipulators specially adapted for use in surgery
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B34/00—Computer-aided surgery; Manipulators or robots specially adapted for use in surgery
- A61B34/70—Manipulators specially adapted for use in surgery
- A61B34/71—Manipulators operated by drive cable mechanisms
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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
- A61B17/068—Surgical staplers, e.g. containing multiple staples or clamps
- A61B17/072—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
- A61B2017/07214—Stapler heads
- A61B2017/07257—Stapler heads characterised by its anvil
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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
- A61B17/068—Surgical staplers, e.g. containing multiple staples or clamps
- A61B17/072—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
- A61B2017/07214—Stapler heads
- A61B2017/07271—Stapler heads characterised by its cartridge
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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
- A61B2017/2939—Details of linkages or pivot points
-
- 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
- A61B2017/2939—Details of linkages or pivot points
- A61B2017/294—Connection of actuating rod to jaw, e.g. releasable
-
- 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
- A61B2017/2939—Details of linkages or pivot points
- A61B2017/2941—Toggle linkages
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Molecular Biology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Robotics (AREA)
- Surgical Instruments (AREA)
Abstract
Description
本願は、2011年11月16日に、米国に出願された仮出願第61/560,432号に基づき優先権を主張し、その内容をここに援用する。
以下、本発明の第一実施形態に係る医療機器について、図1から図11を参照して説明する。
図1は、本実施形態に係る医療機器1の全体構成を示す図である。医療機器1は、本実施形態に係るクランプ機構を備える。医療機器1は、先端に設けられ、対象組織に処置を行うための処置部10と、処置部10を操作するための第一操作部30と、処置部10と第一操作部30との間に設けられた挿入部40と、挿入部40に挿通された観察部50と、観察部50を操作するための第二操作部60とを備えている。処置部10は、開閉可能な一対のジョーとして、第一ジョー(第一把持部材)11および第二ジョー(第二把持部材)12を有する。処置部10は、ステイプル13Aが装填されたカートリッジ13を用いて組織を縫合、および切離する物である。その基本構造は、例えば、上述の特許文献1に記載のように公知である。本実施形態の処置部10における特徴箇所については、後に詳しく説明する。
本発明の第二実施形態に係る医療機器について、図12及び図13を参照して説明する。本実施形態では、処置部が一対のジョーを有する把持鉗子に形成されている点が、第一実施形態と異なる。なお、以降の説明において、既に説明したものと同様の構成については、同一の符号を付して重複する説明を省略する。
10 処置部
11 第一ジョー
12 第二ジョー
13 カートリッジ
13A ステイプル
14 アンビル部材
15 平行リンク
15A 連結点
16 平行リンク
17 プーリ
17A 回転軸
18 ワイヤ
19 開閉リンク
19A、19B 端部
20 連結軸
21 突起
22 カッター
23 クサビ
25 回動軸
30 第一操作部
31、32 ダイヤルノブ
33 レバー
40 挿入部
41 湾曲部
42 鉗子口
43 開口
50 観察部
51 照明部
52 撮像手段
53 湾曲部
60 第二操作部
61 ダイヤルノブ
62 ボタン
63 ユニバーサルケーブル
71 内視鏡用処置具
72 処置部
73 固定側ジョー
74 可動側ジョー
75 回動軸
81、82 ジョー
81A 縫合面
83、84 突起部
83A、84A 第一突起
83B、84B 第二突起
83C、83D、84C、84D 突起
83a、83b、83c、84a、84b、84c 斜面
86、88 突起
86a テーパー面
87 穴
89 長穴
91 第一ジョー
91A 面
92 第二ジョー
93 アンビル部材
94 付勢部材
95 カートリッジ
96、97 ジョー
96A、97A 縫合面
98、99 係止突起
100 内視鏡用処置具
101 鉗子部
上記の医療機器においては、可撓性を有して長手軸に沿って延び、前記第一把持部材および第二把持部材の基端部に接続された挿入部と、前記挿入部の基端部に設けられた操作部とをさらに備え、前記操作部材は、可撓性を有して前記挿入部内に配置され、前記回転体と前記操作部とに接続されてもよい。
上記の医療機器において、第一の端部が前記第一回動軸に回動可能に連結され、第二の端部が前記第一把持部材に設けられた第三回動軸に回動可能に連結された把持部材リンクをさらに備えてもよい。前記回転体を所定の方向に回転させると、前記第一回動軸の軸線と前記第二回動軸の軸線とを結ぶ仮想直線と前記第三回動軸の軸線と前記回転軸の軸線とを結ぶ仮想直線との交点と、前記回転軸の軸線と間の距離が減少しながら、前記第一把持部材と前記第二把持部材とが接近してもよい。
前記操作部材は、可撓性を有して前記挿入部内に配置され、前記回転体と前記操作部とに接続されてもよい。
上記の医療機器において、第一の端部が前記第一回動軸に回動可能に連結され、第二の端部が前記第一把持部材に設けられた第三回動軸に回動可能に連結された把持部材リンクをさらに備えてもよい。前記回転体を所定の方向に回転させると、前記第一回動軸の軸線と前記第二回動軸の軸線とを結ぶ仮想直線と前記第三回動軸の軸線と前記回転軸の軸線とを結ぶ仮想直線との交点と、前記回転軸の軸線と間の距離が減少しながら、前記第一把持部材と前記第二把持部材とが接近してもよい。
Claims (9)
- 互いに接近離間する第一把持部材および第二把持部材と、
前記第一把持部材に対して固定された回転軸に回転可能に取り付けられた回転体と、
第一の端部が前記第二把持部材に設けられた第一回動軸に回動可能に連結され、第二の端部が前記回転体に前記回転軸と離間して設けられた第二回動軸に回動可能に連結された開閉リンクと、
前記回転体を回転させる操作部材と、
を備え、
前記回転体を所定の方向に回転させると、前記回転軸と前記第一回動軸の軸線とを結ぶ仮想直線に前記第二回動軸が接近しながら、前記第一把持部材と前記第二把持部材とが接近する
医療機器。 - 請求項1に記載の医療機器であって、
第一の端部が前記第一回動軸に回動可能に連結され、第二の端部が前記第一把持部材に設けられた第三回動軸に回動可能に連結された把持部材リンクをさらに備え、
前記回転体を所定の方向に回転させると、前記第一回動軸の軸線と前記第二回動軸の軸線とを結ぶ仮想直線と前記第三回動軸の軸線と前記回転軸の軸線とを結ぶ仮想直線との交点と、前記回転軸の軸線と間の距離が減少しながら、前記第一把持部材と前記第二把持部材とが接近する
医療機器。 - 請求項2に記載の医療機器であって、
前記第一把持部材は、処置の対象組織に対して固定され、
前記第二把持部材は、前記第一把持部材の基端側に移動することにより前記第一把持部材に接近する
医療機器。 - 請求項1に記載の医療機器であって、
前記第一把持部材と前記第二把持部材とが接近したときに、前記第二把持部材の基端部を所定の位置に保持する保持部をさらに備える
医療機器。 - 請求項2に記載の医療機器であって、
前記第一把持部材と第二把持部材とが接近したときに、前記第一把持部材と第二把持部材とを所定の位置関係に位置決めする位置決め部をさらに備える
医療機器。 - 請求項5に記載の医療機器であって、
前記位置決め部は、
前記第一把持部材に設けられた第一当接面と、
前記第二把持部材に設けられ、前記第一把持部材と第二把持部材とが接近したときに前記第一当接面と接触する第二当接面とを有する
医療機器。 - 請求項1に記載の医療機器であって、
前記操作部材が接続され、前記回転体を回転させる操作が入力される操作部をさらに備える
医療機器。 - 請求項2に記載の医療機器であって、
前記第一把持部材には、ステイプルを収容したカートリッジが交換可能に取り付けられ、前記第一把持部材および前記第二把持部材がステイプラとして機能する
医療機器。 - 請求項5に記載の医療機器であって、
前記第一把持部材には、ステイプルを収容したカートリッジが交換可能に取り付けられ、前記第一把持部材および前記第二把持部材がステイプラとして機能する
医療機器。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201161560432P | 2011-11-16 | 2011-11-16 | |
US61/560,432 | 2011-11-16 | ||
PCT/JP2012/079368 WO2013073523A1 (ja) | 2011-11-16 | 2012-11-13 | 医療機器 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP5420802B2 JP5420802B2 (ja) | 2014-02-19 |
JPWO2013073523A1 true JPWO2013073523A1 (ja) | 2015-04-02 |
Family
ID=48429580
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013526254A Active JP5420802B2 (ja) | 2011-11-16 | 2012-11-13 | 医療機器 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8820608B2 (ja) |
EP (1) | EP2781195B1 (ja) |
JP (1) | JP5420802B2 (ja) |
CN (1) | CN103687553B (ja) |
WO (1) | WO2013073523A1 (ja) |
Families Citing this family (530)
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CN103687553A (zh) | 2014-03-26 |
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JP5420802B2 (ja) | 2014-02-19 |
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Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |