JP2011251122A - 電気外科処置を行うための装置 - Google Patents
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Abstract
【解決手段】筐体であって、筐体は、そこから延びる少なくとも1つのシャフトを有する、筐体と、該少なくとも1つのシャフトの遠位端に動作可能に接続され、かつ、第1の顎部材と第2の顎部材との対を有するエンドエフェクタアセンブリであって、第1の顎部材と第2の顎部材とが、開いた位置から締め付け位置に互いに対して動くことができる、エンドエフェクタアセンブリと、第1の顎部材と第2の顎部材とのうちの少なくとも一方の中に動作可能に配置された顎インサートであって、顎インサートは、その中に画定された少なくとも1つのカムスロットと、顎インサートの中に画定された開口部とを含む、顎インサートとを備えている、鉗子。
【選択図】なし
Description
筐体であって、該筐体は、そこから延びる少なくとも1つのシャフトを有し、該少なくとも1つのシャフトは、該筐体を貫通して長手方向軸を画定する、筐体と、
該少なくとも1つのシャフトの遠位端に動作可能に接続され、かつ、第1の顎部材と第2の顎部材との対を有するエンドエフェクタアセンブリであって、該第1の顎部材と該第2の顎部材とが、互いに対して間隔を置いた関係で配置される開いた位置から、該第1の顎部材と該第2の顎部材とが、協働してそれらの間に組織を把持する締め付け位置に、該第1の顎部材と該第2の顎部材とは、互いに対して動くことができる、エンドエフェクタアセンブリと、
該第1の顎部材と該第2の顎部材とのうちの少なくとも一方の中に動作可能に配置された顎インサートであって、該顎インサートは、その中に画定された少なくとも1つのカムスロットと、該顎インサートの中に画定された開口部とを含み、該カムスロットは、カムピンを受け入れるように構成され、該カムピンが動く際、該カムピンは、該開いた位置から該締め付け位置まで該顎部材を回転させ、該開口部は、該第1の顎部材と該第2の顎部材とに旋回点を提供する旋回ピンを確実に収容するように構成されている、顎インサートと
を備え、
バネが、該顎インサートに動作可能に結合され、該バネは、カム力をカムスロットに提供し、そして、該第1の顎部材と該第2の顎部材が締め付け位置にあるときに、シーリング力の一部を該顎部材に提供するように構成されている、
鉗子。
上記バネの種類は、ねじりバネ、板バネ、コイルバネ、および片持ちバネからなる群から選択される、上記項目のうちのいずれか1項に記載の鉗子。
リミットバンドが、上記バネに動作可能に結合され、そして、バネの動きを制限するように構成されている、上記項目のうちのいずれか1項に記載の鉗子。
上記カムスロットが、上記長手方向軸に対してある角度で配置されている、上記項目のうちのいずれか1項に記載の鉗子。
上記カムスロットが、上記長手方向軸に対して平行に配置されている、上記項目のうちのいずれか1項に記載の鉗子。
上記バネは、1平方インチ当たり120ポンド未満の定格である、上記項目のうちのいずれか1項に記載の鉗子。
上記バネは、上記顎インサートと、上記第1の顎部材および上記第2の顎部材のうちの少なくとも一方とのそれぞれに動作可能に結合されている、上記項目のうちのいずれか1項に記載の鉗子。
上記開口部は、上記カムスロットに対して遠位に位置決めされている、上記項目のうちのいずれか1項に記載の鉗子。
筐体であって、該筐体は、そこから延びる少なくとも1つのシャフトを有し、該少なくとも1つのシャフトは、該筐体を貫通して長手方向軸を画定する、筐体と、
該少なくとも1つのシャフトの遠位端に動作可能に接続されているエンドエフェクタアセンブリであって、該エンドエフェクタアセンブリは、第1の顎部材と第2の顎部材との対を有し、該第1の顎部材と該第2の顎部材とが、互いに対して間隔を置いた関係で配置される開いた位置から、該第1の顎部材と該第2の顎部材とが、協働してそれらの間に組織を把持する締め付け位置に、該第1の顎部材と該第2の顎部材とは、互いに対して動くことができる、エンドエフェクタアセンブリと、
該第1の顎部材と該第2の顎部材とのうちの少なくとも一方の中に動作可能に配置された顎インサートであって、該顎インサートは、その中に画定された少なくとも1つのカムスロットと、該顎インサートの中に画定された開口部とを含み、該少なくとも1つのカムスロットは、カムピンを受け入れるように構成され、該カムピンが動く際、該カムピンは、該開いた位置から該締め付け位置まで該顎部材を回転させ、該開口部は、該第1の顎部材と該第2の顎部材とに旋回点を提供する旋回ピンを確実に収容するように構成されている、顎インサートと
を備え、
バネが、該顎インサートに動作可能に結合され、該バネは、カム力をカムスロットに提供し、そして、該第1の顎部材と該第2の顎部材が締め付け位置にあるときに、シーリング力を該顎部材に提供するように構成されている、
鉗子。
上記顎インサートは、上記第1の顎部材と上記第2の顎部材とを誘電分離するために絶縁媒体から製造され、そして、該第1の顎部材と該第2の顎部材とのうちの少なくとも一方にオーバーモールドされる、上記項目のうちのいずれか1項に記載の鉗子。
電気外科器具の製造方法であって、
ハンドルアセンブリと、少なくとも1つのシャフトとを含む筐体を作成することであって、該少なくとも1つのシャフトは、長手方向軸を画定する、ことと、
エンドエフェクタを作成することであって、該エンドエフェクタは、該少なくとも1つのシャフトの遠位端に動作可能に位置決め可能であり、該エンドエフェクタは、第1の顎部材と第2の顎部材との対を含み、該第1の顎部材と該第2の顎部材とのうちの少なくとも一方が、その中に画定された開口部を含む、ことと、
少なくとも1つのカムスロットと開口部とを含む顎インサートを作成することであって、該少なくとも1つのカムスロットは、該顎インサートの中に画定され、カムピンを収容するように構成されており、該カムピンが動く際、該カムピンは、該開いた位置から該締め付け位置に、該第1の顎部材と該第2の顎部材とを回転させ、該開口部は、該顎インサートの中に画定され、該第1の顎部材と該第2の顎部材とに旋回点を提供する旋回ピンを確実に収容するように構成されている、ことと、
該第1の顎部材と第2の顎部材とのうちの一方の開口部の中に該顎インサートを位置決めすることと
を包含する、方法。
上記顎インサートを作成するステップは、プラスチックとセラミックとのうちの一方から作られた顎インサートを含む、上記項目のうちのいずれか1項に記載の方法。
上記第1の顎部材と上記第2の顎部材とのうちの一方は、金属フレームを含み、該金属フレームは、上記顎インサートを受け入れ、そして収容するように構成された開口部を画定する、上記項目のうちのいずれか1項に記載の製造方法。
上記顎インサートは、該顎インサートに動作可能に結合されているバネを含み、該バネは、該バネは、カム力をカムスロットに提供し、そして、上記第1の顎部材と上記第2の顎部材とが、締め付け位置にあるとき、シーリング力の少なくとも一部を該第1の顎部材と該第2の顎部材とに提供するように構成されている、上記項目のうちのいずれか1項に記載の製造方法。
上記顎インサートを作成するステップは、バネを提供するステップを含み、該バネは、ねじりバネ、板バネ、コイルバネ、および片持ちバネからなる群から選択される、上記項目のうちのいずれか1項に記載の製造方法。
上記バネは、リミットバンドを含み、該リミットバンドは、該バネに動作可能に結合され、そして、該バネの動きを限定し、上記第1の顎部材と上記第2の顎部材とを相対的に固定された位置に維持するように構成されている、上記項目のうちのいずれか1項に記載の製造方法。
上記顎部材を作成するステップは、カムスロットを提供することを含み、該カムスロットは、上記長手方向軸に対してある角度で配置される、上記項目のうちのいずれか1項に記載の製造方法。
上記顎部材を作成するステップは、カムスロットを提供することを含み、該カムスロットは、上記長い手方向軸に対して平行に配置される、上記項目のうちのいずれか1項に記載の製造方法。
上記バネを提供するステップは、1平方インチ辺り120ポンド未満の定格であるバネを含む、上記項目のうちのいずれか1項に記載の製造方法。
上記顎インサートは、バネを含み、該バネは、該顎インサートと、上記第1の顎部材および上記第2の顎部材のうちの少なくとも一方とに動作可能に結合される、上記項目のうちのいずれか1項に記載の製造方法。
外科用器具が提供され、そして、外科用器具は、シャフトを有する筐体を含む。エンドエフェックタアセンブリは、シャフトに動作可能に接続され、第1の顎部材と第2の顎部材との対を有する。顎インサートは、第1の顎部材および第2の顎部材と動作可能に関連付けられる。顎インサートは、その中に画定された1つ以上のカムスロットと、顎インサートの中に画定された開口部とを含み、カムスロットは、カムピンを収容するように構成されている。カムピンが動く際、カムピンは、開いた位置から締め付け位置に第1の顎部材と第2の顎部材とを回転させ、開口部は、第1の顎部材と第2の顎部材とに旋回点を提供する旋回ピンを確実に収容するように構成されている。顎インサートは第1の顎部材と第2の顎部材とを誘電分離するために絶縁媒体から製造される。
12 シャフト
14 遠位端
16 近位端
20 筐体
30 ハンドルアセンブリ
40 可動ハンドル
50 固定ハンドル
70 トリガアセンブリ
80 回転アセンブリ
100 エンドエフェクタアセンブリ
110、120 顎部材
117、127 顎筐体
118、128 シールプレート
130 駆動アセンブリ
150 駆動ロッド
200 顎インサート
202 カムスロット
211 旋回ピン
Claims (10)
- 筐体であって、該筐体は、そこから延びる少なくとも1つのシャフトを有し、該少なくとも1つのシャフトは、該筐体を貫通して長手方向軸を画定する、筐体と、
該少なくとも1つのシャフトの遠位端に動作可能に接続され、かつ、第1の顎部材と第2の顎部材との対を有するエンドエフェクタアセンブリであって、該第1の顎部材と該第2の顎部材とが、互いに対して間隔を置いた関係で配置される開いた位置から、該第1の顎部材と該第2の顎部材とが、協働してそれらの間に組織を把持する締め付け位置に、該第1の顎部材と該第2の顎部材とは、互いに対して動くことができる、エンドエフェクタアセンブリと、
該第1の顎部材と該第2の顎部材とのうちの少なくとも一方の中に動作可能に配置された顎インサートであって、該顎インサートは、その中に画定された少なくとも1つのカムスロットと、該顎インサートの中に画定された開口部とを含み、該カムスロットは、カムピンを受け入れるように構成され、該カムピンが動く際、該カムピンは、該開いた位置から該締め付け位置まで該顎部材を回転させ、該開口部は、該第1の顎部材と該第2の顎部材とに旋回点を提供する旋回ピンを確実に収容するように構成されている、顎インサートと
を備え、
バネが、該顎インサートに動作可能に結合され、該バネは、カム力をカムスロットに提供し、そして、該第1の顎部材と該第2の顎部材が締め付け位置にあるときに、シーリング力の一部を該顎部材に提供するように構成されている、
鉗子。 - 前記バネの種類は、ねじりバネ、板バネ、コイルバネ、および片持ちバネからなる群から選択される、請求項1に記載の鉗子。
- リミットバンドが、前記バネに動作可能に結合され、そして、バネの動きを制限するように構成されている、請求項1に記載の鉗子。
- 前記カムスロットが、前記長手方向軸に対してある角度で配置されている、請求項1に記載の鉗子。
- 前記カムスロットが、前記長手方向軸に対して平行に配置されている、請求項1に記載の鉗子。
- 前記バネは、1平方インチ当たり120ポンド未満の定格である、請求項1に記載の鉗子。
- 前記バネは、前記顎インサートと、前記第1の顎部材および前記第2の顎部材のうちの少なくとも一方とのそれぞれに動作可能に結合されている、請求項1に記載の鉗子。
- 前記開口部は、前記カムスロットに対して遠位に位置決めされている、請求項1に記載の鉗子。
- 筐体であって、該筐体は、そこから延びる少なくとも1つのシャフトを有し、該少なくとも1つのシャフトは、該筐体を貫通して長手方向軸を画定する、筐体と、
該少なくとも1つのシャフトの遠位端に動作可能に接続されているエンドエフェクタアセンブリであって、該エンドエフェクタアセンブリは、第1の顎部材と第2の顎部材との対を有し、該第1の顎部材と該第2の顎部材とが、互いに対して間隔を置いた関係で配置される開いた位置から、該第1の顎部材と該第2の顎部材とが、協働してそれらの間に組織を把持する締め付け位置に、該第1の顎部材と該第2の顎部材とは、互いに対して動くことができる、エンドエフェクタアセンブリと、
該第1の顎部材と該第2の顎部材とのうちの少なくとも一方の中に動作可能に配置された顎インサートであって、該顎インサートは、その中に画定された少なくとも1つのカムスロットと、該顎インサートの中に画定された開口部とを含み、該少なくとも1つのカムスロットは、カムピンを受け入れるように構成され、該カムピンが動く際、該カムピンは、該開いた位置から該締め付け位置まで該顎部材を回転させ、該開口部は、該第1の顎部材と該第2の顎部材とに旋回点を提供する旋回ピンを確実に収容するように構成されている、顎インサートと
を備え、
バネが、該顎インサートに動作可能に結合され、該バネは、カム力をカムスロットに提供し、そして、該第1の顎部材と該第2の顎部材が締め付け位置にあるときに、シーリング力を該顎部材に提供するように構成されている、
鉗子。 - 前記顎インサートは、前記第1の顎部材と前記第2の顎部材とを誘電分離するために絶縁媒体から製造され、そして、該第1の顎部材と該第2の顎部材とのうちの少なくとも一方にオーバーモールドされる、請求項9に記載の鉗子。
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US12/792,001 | 2010-06-02 |
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EP2392271A1 (en) | 2011-12-07 |
US20210267667A1 (en) | 2021-09-02 |
AU2011202553A1 (en) | 2011-12-22 |
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