JP2013516218A5 - - Google Patents

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JP2013516218A5
JP2013516218A5 JP2012547066A JP2012547066A JP2013516218A5 JP 2013516218 A5 JP2013516218 A5 JP 2013516218A5 JP 2012547066 A JP2012547066 A JP 2012547066A JP 2012547066 A JP2012547066 A JP 2012547066A JP 2013516218 A5 JP2013516218 A5 JP 2013516218A5
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lumen
catheter
expansion member
inner diameter
electrode
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JP2013516218A (ja
JP6059535B2 (ja
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Claims (20)

  1. カテーテル本体と細長電極とを有するカテーテル用のルーメン拡張部材であって、
    前記ルーメン拡張部材が、前記カテーテル本体に連結され且つ前記細長電極内に位置決めされるチューブ状部材を含み、
    前記チューブ状部材が、側壁と、前記側壁を貫通して延在する少なくとも1つの開口とを含む、ルーメン拡張部材。
  2. 前記側壁が、前記ルーメン拡張部材の長手方向長さに沿って延在する実質的に一様な幾何学的形状を有する、請求項1に記載のルーメン拡張部材。
  3. 前記側壁が、第1の内径を有する近位部分と、前記第1の内径と異なる第2の内径を有する遠位部分とを含む、請求項1又は2に記載のルーメン拡張部材。
  4. 前記少なくとも1つの開口が、第1の構成を有する第1の開口と、前記第1の構成と異なる第2の構成を有する第2の開口とを含む、請求項1〜3のいずれかに記載のルーメン拡張部材。
  5. 前記少なくとも1つの開口が、前記ルーメン拡張部材の長手方向長さに沿って延在する第1の複数の開口と、前記ルーメン拡張部材の長手方向長さに沿って延在する第2の複数の開口とを含み、前記第1の複数の開口が前記第2の複数の開口と半径方向及び長手方向の少なくとも1つの方向に離間される、請求項1〜4のいずれかに記載のルーメン拡張部材。
  6. カテーテルであって、
    近位部分と遠位部分とを有するカテーテル本体と、
    前記遠位部分に位置決めされ、ルーメンを規定するルーメン拡張部材と、
    第1の直径を規定し前記ルーメンと流体連通する近位開口と、
    第2の直径を規定し前記ルーメンと流体連通する遠位開口と、
    を備え、
    前記近位開口部は、前記遠位開口部とは異なるサイズである、カテーテル。
  7. さらに、貫通して延在するチップルーメンを画定するチップアセンブリであって、前記カテーテル本体の前記遠位部分に連結されるチップアセンブリを備え、
    前記ルーメン拡張部材は前記チップルーメン内に位置決めされ、前記カテーテル本体の前記遠位部分に連結される、請求項6に記載のカテーテル。
  8. 前記ルーメン拡張部材が、第1の内径を有する近位部分と、前記第1の内径と異なる第2の内径を有する遠位部分と、を含む、請求項6又は7に記載のカテーテル。
  9. 前記ルーメン拡張部材が、貫通して延在する複数の開口を有する側壁を含み、前記複数の開口が前記ルーメン拡張部材の長手方向長さに沿って延在する、請求項6〜8のいずれかに記載のカテーテル。
  10. 遠位部分を有するカテーテル本体と、
    貫通して延在する電極ルーメンを画定する細長電極であって、前記カテーテル本体の前記遠位部分に連結される細長電極と、
    前記電極ルーメン内に位置決めされるルーメン拡張部材であって、前記カテーテル本体の前記遠位部分に連結されるルーメン拡張部材と、
    を含むアブレーションカテーテル。
  11. 前記カテーテル本体が、遠位端を有する内側チューブを含み、前記ルーメン拡張部材が、前記遠位端との連結及び前記遠位端との一体形成のうちの少なくとも一方が行われる近位端を有する、請求項10に記載のアブレーションカテーテル。
  12. 前記カテーテル本体が、第1の内径を有する内側チューブを含み、前記ルーメン拡張部材が前記第1の内径と実質的に同様の第2の内径を有する、請求項10又は11に記載のアブレーションカテーテル。
  13. 前記細長電極が第1の長さを有し、且つ可撓特性を有するように構成され、及び前記ルーメン拡張部材が前記第1の長さより短い第2の長さを有し、且つ前記細長電極の前記可撓特性を低下させないように構成される、請求項10〜12のいずれかに記載のアブレーションカテーテル。
  14. 前記電極ルーメン内で前記ルーメン拡張部材の周りに位置決めされた付勢要素であって、前記電極ルーメンに構造的完全性をもたらす付勢要素をさらに含む、請求項10〜13のいずれかに記載のアブレーションカテーテル。
  15. 前記細長電極が、画定される複数のチャネルを含む側壁を含むアブレーションカテーテルであって、前記複数のチャネルの少なくとも1つを含む前記側壁の一部分に渡るように延在する膜をさらに含む、請求項10〜14のいずれかに記載のアブレーションカテーテル。
  16. 前記細長電極が、画定される複数のチャネルを含む側壁を含み、前記細長電極側壁が、撓曲しかつ前記チャネルの開放サイズが変動するように構成される、請求項10〜15のいずれかに記載のアブレーションカテーテル。
  17. 前記ルーメン拡張部材が、前記ルーメン拡張部材の長手方向長さに沿って延在する実質的に一様な幾何学的形状を有する、請求項10〜16のいずれかに記載のアブレーションカテーテル。
  18. 前記カテーテル本体、前記細長電極及び前記ルーメン拡張部材が、各々、生体適合性材料、非磁性材料、非導電性材料、及び非高周波反応性材料のうちの少なくとも1つにより作製される、請求項10〜17のいずれかに記載のアブレーションカテーテル。
  19. 前記ルーメン拡張部材が、第1の内径を有する近位部分と、前記第1の内径と異なる第2の内径を有する遠位部分と、を含む、請求項10〜18のいずれかに記載のアブレーションカテーテル。
  20. 前記ルーメン拡張部材が、貫通して延在する複数の開口を有する側壁を含み、前記複数の開口が前記ルーメン拡張部材の長手方向長さに沿って延在する、請求項10〜19のいずれかに記載のアブレーションカテーテル。
JP2012547066A 2009-12-31 2010-09-22 拡張流体ルーメンを備える可撓性チップカテーテル Active JP6059535B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12/651,074 US8979837B2 (en) 2007-04-04 2009-12-31 Flexible tip catheter with extended fluid lumen
US12/651,074 2009-12-31
PCT/US2010/049836 WO2011081686A1 (en) 2009-12-31 2010-09-22 Flexible tip catheter with extended fluid lumen

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JP2013516218A JP2013516218A (ja) 2013-05-13
JP2013516218A5 true JP2013516218A5 (ja) 2013-11-07
JP6059535B2 JP6059535B2 (ja) 2017-01-11

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US (4) US8979837B2 (ja)
EP (1) EP2470101B1 (ja)
JP (1) JP6059535B2 (ja)
CN (1) CN102665586B (ja)
WO (1) WO2011081686A1 (ja)

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