JP2022540147A - 組織を締結するためのシステム、装置、及び関連する方法 - Google Patents
組織を締結するためのシステム、装置、及び関連する方法 Download PDFInfo
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Abstract
Description
Claims (15)
- 近位端から遠位端に延びるシャフトであって、前記近位端から前記遠位端に延びるルーメンを含む前記シャフトと、
前記遠位端に設けられて、1つ以上のステープルを含むように構成された第1のステープル留めヘッドであって、前記第1のステープル留めヘッド内に配置されて、前記第1のステープル留めヘッドに対して移動可能なブロックを有する、前記第1のステープル留めヘッドと、
前記遠位端に設けられた第2のステープル留めヘッドと、
前記ルーメンの中を通過して延びて、第1の姿勢から第2の姿勢に移動可能な押し出し要素であって、前記第1の姿勢から前記第2の姿勢への前記押し出し要素の移動は、前記ブロックを前記第2のステープル留めヘッドに向かって移動させて1つ以上のステープルを配備する、前記押し出し要素と、
を備える医療装置。 - 前記押し出し要素は、第3の姿勢および第4の姿勢も含み、前記押し出し要素が前記第1の姿勢から前記第2の姿勢に移動される前における、前記第3の姿勢から前記第4の姿勢への前記押し出し要素の移動は、前記第1のステープル留めヘッドを前記第2のステープル留めヘッドに向かって移動させる、請求項1に記載の医療装置。
- 前記シャフトは長手方向軸に沿って延びており、前記ブロックおよび前記第1のステープル留めヘッドはそれぞれ、前記長手方向軸に鉛直をなす軌道に沿って前記第2のステープル留めヘッドに向かって移動可能である、請求項2に記載の医療装置。
- 前記第2のステープル留めヘッドは、前記軌道に鉛直をなす平面内に延びる平担面を含んでおり、前記平担面は、前記1つ以上のステープルに接触したとき、前記1つ以上のステープルを組織の中に曲げるように構成されたアンビルである、請求項3に記載の医療装置。
- 前記医療装置は、前記第1のステープル留めヘッドから近位方向に延びる第1の延長部を含み、前記第1の延長部は、近位端に第1の傾斜部を有しており、前記押し出し要素の遠位端は、前記押し出し要素が第3の姿勢から第4の姿勢に移動されたとき、前記第1の傾斜部に対して摺動するように構成された第2の傾斜部を含む、請求項2~4のいずれか一項に記載の医療装置。
- 前記第1の傾斜部は、近位方向へと径方向内方に延びており、前記第2の傾斜部は、遠位方向に径方向外方に延びている、請求項5に記載の医療装置。
- 前記押し出し要素の外面は、前記ブロックに直接接触する突起を有する、請求項2~7のいずれか一項に記載の医療装置。
- 前記ブロックは第3の傾斜部を含んでおり、前記突起の遠位端は、前記押し出し要素が前記第1の姿勢から前記第2の姿勢に移動されたとき、前記第3の傾斜部に対して摺動するように構成された第4の傾斜部を含む、請求項7に記載の医療装置。
- 前記第3の傾斜部は、近位方向に径方向内方に延びており、前記第4の傾斜部は、遠位方向に径方向外方に延びている、請求項7に記載の医療装置。
- 前記医療装置は、前記第1のステープル留めヘッドから近位方向に延びる第1の延長部をさらに含んでおり、前記第1の延長部は、長手方向に延びる第1の窪みを含んでおり、前記押し出し要素の前記第4の姿勢から前記第1の姿勢への移動は、前記突起を前記第1の窪みを通って摺動させる、請求項7に記載の医療装置。
- 前記押し出し要素が前記第4の姿勢から前記第1の姿勢に移動する間、前記ブロックは、前記第1のステープル留めヘッドに対して静止して維持される、請求項10に記載の医療装置。
- 前記第1のステープル留めヘッドは、前記第1の窪みと同軸をなす第2の窪みを含んでおり、前記第1の姿勢から前記第2の姿勢への押し出し要素の移動により、前記突起の遠位端は前記第2の窪みを通って延びてブロックに接触する、請求項11に記載の医療装置。
- 前記ブロックは、1つ以上の弾性部材によって前記第1のステープル留めヘッドの内面に取り付けられている、請求項1~12のいずれか一項に記載の医療装置。
- 第1の形態から第2の形態に移動可能な第2のシャフトをさらに含み、前記第2のシャフトが前記第1の形態にあるとき、前記第1のステープル留めヘッドおよび前記第2のステープル留めヘッドは、第1の距離だけ互いに間隔をあけて配置されており、前記第2の形態において、前記第2のシャフトは前記第1の形態に対して遠位側にあり、且つ前記第1のステープル留めヘッドおよび前記第2のステープル留めヘッドを互いに第2の距離に配置しており、前記第2の距離は、前記第1の距離よりも小さい、請求項1に記載の医療装置。
- 前記第1のステープル留めヘッドから近位方向に延びる第1の延長部、および前記第2のステープル留めヘッドから近位方向に延びる第2の延長部をさらに含み、前記第1の延長部および前記第2の延長部は、連結部で互いに連結されており、前記第1、および前記第2の延長部は、前記第1のステープル留めヘッドおよび前記第2のステープル留めヘッドが第1の距離だけ互いに間隔をあけて配置された第1の形態と、前記第1のステープル留めヘッドおよび前記第2のステープル留めヘッドが第2の距離だけ互いに間隔をあけて配置された第2の形態との間で移動可能であり、前記第2の距離は前記第1の距離よりも小さい、請求項1に記載の医療装置。
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PCT/US2020/040907 WO2021007164A1 (en) | 2019-07-10 | 2020-07-06 | Systems, devices, and related methods for fastening tissue |
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US5040715B1 (en) * | 1989-05-26 | 1994-04-05 | United States Surgical Corp | Apparatus and method for placing staples in laparoscopic or endoscopic procedures |
EP0699418A1 (en) * | 1994-08-05 | 1996-03-06 | United States Surgical Corporation | Self-contained powered surgical apparatus |
CA2485107C (en) * | 2002-05-10 | 2011-07-12 | Tyco Healthcare Group Lp | Surgical stapling apparatus having a wound closure material applicator assembly |
US8800838B2 (en) * | 2005-08-31 | 2014-08-12 | Ethicon Endo-Surgery, Inc. | Robotically-controlled cable-based surgical end effectors |
US8205780B2 (en) * | 2007-03-22 | 2012-06-26 | Tyco Healthcare Group Lp | Apparatus for forming variable height surgical fasteners |
WO2012019063A2 (en) * | 2010-08-05 | 2012-02-09 | William Beaumont Hospital | Surgical stapling and cutting system |
US9597074B2 (en) * | 2013-08-15 | 2017-03-21 | Ethicon Endo-Surgery, Llc | Endoluminal stapler with rotating wheel cam for multi-staple firing |
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