JPWO2020160434A5 - - Google Patents

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Publication number
JPWO2020160434A5
JPWO2020160434A5 JP2021544508A JP2021544508A JPWO2020160434A5 JP WO2020160434 A5 JPWO2020160434 A5 JP WO2020160434A5 JP 2021544508 A JP2021544508 A JP 2021544508A JP 2021544508 A JP2021544508 A JP 2021544508A JP WO2020160434 A5 JPWO2020160434 A5 JP WO2020160434A5
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Japan
Prior art keywords
tubes
proximal
suction pump
distal
central camshaft
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JP2021544508A
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JP7434340B2 (ja
JP2022519245A (ja
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Priority claimed from PCT/US2020/016155 external-priority patent/WO2020160434A1/en
Publication of JP2022519245A publication Critical patent/JP2022519245A/ja
Publication of JPWO2020160434A5 publication Critical patent/JPWO2020160434A5/ja
Priority to JP2024017223A priority Critical patent/JP2024056797A/ja
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Claims (15)

  1. 眼からレンズ材料を抽出する装置(1030)であって、
    近位の再使用可能な部分(1033)に、解放可能に結合可能な、遠位の使い捨て部分(1031)と、
    前記眼の外側に残るように構成された、前記近位の再使用可能な部分とを、備えており、
    前記遠位の使い捨て部分(1031)は、
    断チップと、内ルーメン(1110)とを含み、前記眼の前房を通ってカプセルバッグまで延びるように、サイズ化および構成された、切断管(1112)と、
    前記遠位の使い捨て部分内に収容され、前記切断管の前記内ルーメンに流体的に結合された、吸引ポンプ(1014)と、
    前記切断管を振動させるように構成された、切断管駆動機構とを、備えており、
    使用時に、前記装置が、前記内ルーメンに、材料を吸引するように構成されており、
    前記近位の再使用可能な部分は、
    前記吸引ポンプを駆動するように構成された、吸引ポンプモータ(1115)と、
    前記吸引ポンプモータを前記吸引ポンプに、解除操作可能に結合する、カプラとを、備え
    前記吸引ポンプは、
    対称的な二重チャンバのポンプマニホールド(420)を通って、長手方向に延びる中央カムシャフト(405)を含む、線形蠕動ポンプであり、
    前記中央カムシャフトは、
    前記遠位の使い捨て部分の長手方向の軸と、同軸に整列した、回転軸を有する、
    装置。
  2. 前記吸引ポンプモータは、
    前記中央カムシャフトを回転させる、
    請求項に記載の装置。
  3. 前記線形蠕動ポンプは、
    前記ポンプマニホールド(420)を通って延びる、2つの管(415)をさらに備え、
    前記2つの管の各々は、
    前記中央カムシャフトの回転軸と平行に配置された、長手方向の軸を備える、
    請求項に記載の装置。
  4. 前記2つの管の第1の管は、
    前記中央カムシャフトの一方側に配置され、
    前記2つの管の第2の管は、
    前記中央カムシャフトの反対側の第2の側に配置されている、
    請求項に記載の装置。
  5. 前記線形蠕動ポンプは、
    近位流路と遠位流路とを、さらに備えている、
    請求項に記載の装置。
  6. 前記近位流路は、
    前記ポンプマニホールド内の前記2つの管と近位端で接続された、2つの流路に分割される、
    請求項に記載の装置。
  7. 前記2つの管は、
    前記ポンマニホールドの遠位で結合し、前記遠位流路となる、
    請求項に記載の装置。
  8. 前記中央カムシャフトは、
    流体量を前記遠位流路に向かって押すため、前記2つの管の順次、段階的な圧縮を生成するため、複数のカムフォロア(410)を前記2つの管(415)、に向かって、または、から遠ざけるように駆動するように、時間的に動作する、複数のローブ状カム(425)を、さらに備えている、
    請求項に記載の装置。
  9. 前記複数のカムフォロアの動きは、
    前記中央カムシャフトの前記回転軸および前記2つの管の前記長手方向の軸に、垂直な平面内にある、
    請求項に記載の装置。
  10. 前記複数のカムフォロアは、
    前記2つの管を波状に順次圧縮する、
    請求項に記載の装置。
  11. 前記複数のカムフォロアは、
    前記2つの管の前記長手方向の軸の方向に力を加えず、前記2つの管にほとんどまたは全く摩擦を発生させない、
    請求項に記載の装置。
  12. 前記近位の再使用可能な部分は、
    前記吸引ポンプモータの速度を変化させる、スロットル機構を、さらに備え、
    前記スロットル機構は、
    アクチュエータ(1180)に動作可能に結合されている、
    請求項1に記載の装置。
  13. 洗浄流体の供給源に結合可能な洗浄ルーメンを、さらに備えている、
    請求項1に記載の装置。
  14. 前記洗浄ルーメンは、
    記切断管(1112)の少なくとも一部を取り囲む洗浄スリーブ(1113)によって形成された、環状の空間を含む、
    請求項13に記載の装置。
  15. 前記切断管は、硝子体切除用プローブまたは水晶体断片化作業チップを含む、請求項1に記載の装置。
JP2021544508A 2019-02-01 2020-01-31 統合吸引ポンプを有する眼科用切断器具 Active JP7434340B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2024017223A JP2024056797A (ja) 2019-02-01 2024-02-07 統合吸引ポンプを有する眼科用切断器具

Applications Claiming Priority (7)

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US201962800198P 2019-02-01 2019-02-01
US62/800,198 2019-02-01
US201962815673P 2019-03-08 2019-03-08
US62/815,673 2019-03-08
US201962868688P 2019-06-28 2019-06-28
US62/868,688 2019-06-28
PCT/US2020/016155 WO2020160434A1 (en) 2019-02-01 2020-01-31 Ophthalmic cutting instruments having integrated aspiration pump

Related Child Applications (1)

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JP2022519245A JP2022519245A (ja) 2022-03-22
JPWO2020160434A5 true JPWO2020160434A5 (ja) 2023-01-30
JP7434340B2 JP7434340B2 (ja) 2024-02-20

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JP2024017223A Pending JP2024056797A (ja) 2019-02-01 2024-02-07 統合吸引ポンプを有する眼科用切断器具

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US (2) US11241335B2 (ja)
EP (2) EP4279042A3 (ja)
JP (2) JP7434340B2 (ja)
KR (1) KR20210124298A (ja)
CN (1) CN113710209B (ja)
AU (1) AU2020216205A1 (ja)
CA (1) CA3128071A1 (ja)
WO (1) WO2020160434A1 (ja)

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