JP2017502775A5 - - Google Patents

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JP2017502775A5
JP2017502775A5 JP2016546752A JP2016546752A JP2017502775A5 JP 2017502775 A5 JP2017502775 A5 JP 2017502775A5 JP 2016546752 A JP2016546752 A JP 2016546752A JP 2016546752 A JP2016546752 A JP 2016546752A JP 2017502775 A5 JP2017502775 A5 JP 2017502775A5
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shunt
implantable
shunt device
wall
subarachnoid space
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JP6637430B2 (ja
JP2017502775A (ja
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Priority claimed from PCT/US2015/011317 external-priority patent/WO2015108917A1/en
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Claims (21)

  1. 患者のくも膜下腔から脳脊髄液を排液するための、血管内に移植可能なシャントデバイスであって、
    対向する第1の端部及び第2の端部並びに一方向弁を有するシャントであって、前記第2の端部が、前記患者の硬膜静脈洞の壁を穿通するように構成された、シャントと
    脊髄液が前記第2の端部、第1の端部、及び前記弁を通り前硬膜静脈洞内に排液され得るように、前記第2の端部と前記第1の端部との間に延在する中空通路と、
    前記シャントに結合され、前記くも膜下腔の近傍の所望の位置で前記硬膜静脈洞の内壁に対して一定の外方への径方向力を印加し、前記シャントを固定するように構成された安定化機構と、
    前記シャントに結合され、前記くも膜下腔内に移植された前記シャントの一部分を周囲の脳実質組織から遮断するようにサイズ設定及び構成されたシールド機構と
    を備える、前記デバイス。
  2. S状静脈洞内から展開されるようにサイズ設定及び構成された、請求項1に記載の移植可能なシャントデバイス。
  3. 安定化機構が、患者の硬膜静脈洞への挿入用に構成されたステントデバイスを備える、請求項1又は2に記載の移植可能なシャントデバイス。
  4. ステントデバイスがらせん状コイルを備える、請求項3に記載の移植可能なシャントデバイス。
  5. ステントデバイスが自己拡張式である、請求項に記載の移植可能なシャントデバイス。
  6. ステントデバイスが円周メッシュを備える、請求項3に記載の移植可能なシャントデバイス。
  7. 安定化機構が、くも膜下腔内に配置されるように構成されたらせん状先端部を備える、請求項1〜のいずれかに記載の移植可能なシャントデバイス。
  8. 安定化機構が、三次元形状を有するコイル状カニューレを備え、前記コイル状カニューレが、くも膜下腔内に配置されるように構成される、請求項1〜のいずれかに記載の移植可能なシャントデバイス。
  9. コイル状カニューレが、くも膜下腔内に配置されると初期三次元形状へと復帰するように構成される、請求項に記載の移植可能なシャントデバイス。
  10. シールド機構が、くも膜下腔内に配置されるように構成された傘形状部材を備える、請求項1〜のいずれかに記載の移植可能なシャントデバイス。
  11. 傘形状部材がカバーを備える、請求項10に記載の移植可能なシャントデバイス。
  12. 傘形状部材が、くも膜下腔内に配置されると初期傘形状へと復帰するように構成される、請求項10又は11に記載の移植可能なシャントデバイス。
  13. シールド機構が、くも膜下腔内に配置されるように構成された球体形状部材を備える、請求項1〜のいずれかに記載の移植可能なシャントデバイス。
  14. 球体形状部材がカバーを備える、請求項13に記載の移植可能なシャントデバイス。
  15. 球体形状部材が、くも膜下腔内に配置されると初期球体形状へと復帰するように構成される、請求項13に記載の移植可能なシャントデバイス。
  16. 移植可能なシャントデバイスの少なくとも一部が、放射線不透過性材料を含む、請求項1〜15のいずれかに記載の移植可能なシャントデバイス。
  17. シャントに結合され、所望の位置に前記シャントを固定するように構成された安定化機構に加え、前記シャントが所望の位置に配設されたときに、硬膜静脈洞の壁に対接して静止するように配設されたプラットフォームをさらに備える、請求項1〜16のいずれかに記載の移植可能なシャントデバイス。
  18. 安定化機構が、くも膜下腔の近傍の所望の位置で内壁に対して第1の力を印加するように構成された第1の部分と、前記内壁の異なる位置で前記内壁に対して第2の力を印加するように構成された第2の部分を有する、請求項1〜17のいずれかに記載の移植可能なシャントデバイス。
  19. 請求項1〜18のいずれかに記載の脳脊髄液シャントデバイスを硬膜静脈洞の壁まで血管内で送達するためのカテーテル挿入装置
    を備え、前記カテーテル挿入装置が、
    前記血管内脳脊髄液シャントデバイスを収容するようにサイズ設定及び構成された中央管腔を有する送達カテーテルと、
    前記送達カテーテルの遠位端部に結合された膨張可能バルーンを備えるカテーテル安定化部材であって、前記膨張可能バルーンが、前記硬膜静脈洞が前記安定化部材により部分的に閉塞され、前記送達カテーテルの開口が、前記硬膜静脈洞の前記壁の内方表面に押し付けられる拡張状態を有する、膨張可能バルーンを備えるカテーテル安定化部材と
    を備える、脳脊髄液短絡システム。
  20. 安定化部材が、非対称形状を有する膨張可能バルーンを備える、請求項19に記載のシステム。
  21. 安定化部材が折り畳み可能ステントをさらに備える、請求項19に記載のシステム。
JP2016546752A 2014-01-15 2015-01-14 血管内脳脊髄液シャント Active JP6637430B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201461927558P 2014-01-15 2014-01-15
US61/927,558 2014-01-15
US201414259614A 2014-04-23 2014-04-23
US14/259,614 2014-04-23
PCT/US2015/011317 WO2015108917A1 (en) 2014-01-15 2015-01-14 Endovascular cerebrospinal fluid shunt

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JP2017502775A JP2017502775A (ja) 2017-01-26
JP2017502775A5 true JP2017502775A5 (ja) 2018-03-29
JP6637430B2 JP6637430B2 (ja) 2020-01-29

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EP (2) EP3998100A1 (ja)
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