JP2006517832A5 - - Google Patents

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JP2006517832A5
JP2006517832A5 JP2006503244A JP2006503244A JP2006517832A5 JP 2006517832 A5 JP2006517832 A5 JP 2006517832A5 JP 2006503244 A JP2006503244 A JP 2006503244A JP 2006503244 A JP2006503244 A JP 2006503244A JP 2006517832 A5 JP2006517832 A5 JP 2006517832A5
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nozzle
jet
providing component
surgical instrument
liquid
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Pending
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JP2006503244A
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JP2006517832A (ja
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Priority claimed from US10/695,632 external-priority patent/US8162966B2/en
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Claims (20)

  1. 液体噴流を形成するように成形されたノズル提供部品を有するノズル組立体と、
    前記ノズル組立体に液体流を運ぶように構成且つ位置決めされる圧力管腔とを備える手術器具であって、
    前記ノズル組立体は、前記ノズル提供部品を保持及び位置決めするように構成されたホルダを備え、
    前記ノズル提供部品は直径を有する液体流通路を備え、前記直径は前記液体流通路を通る液体流路の少なくとも一部に沿って連続して減少する、手術器具。
  2. 液体噴流を形成するように成形されたノズル提供部品を有するノズル組立体と、
    前記ノズル組立体に液体流を運ぶように構成且つ位置決めされた圧力管腔とを備える手術器具であって、
    前記ノズル組立体は、ノズル提供部品を保持且つ位置決めするように構成されたホルダを備え、
    前記ホルダは、その表面に孔を備える着座表面を有する凹状ウェルを具備し、前記孔は前記圧力管腔と液体連通し、前記ノズル提供部品が前記ホルダの凹状ウェル内に含まれている場合に、前記孔は、前記ノズル提供部品の外径より小さい内径を有しており、また、前記ノズル提供部品が前記ホルダの前記凹状ウェル内に含まれている場合に、前記ホルダの前記凹状ウェルは、前記ノズル提供部品の外径と少なくとも同じくらい大きい内径を有する、手術器具。
  3. 液体噴流を形成するように成形されたノズル提供部品を有するノズル組立体と、
    前記ノズル組立体に液体流を運ぶように構成且つ位置決めされた圧力管腔とを備える手術器具であって、
    前記ノズル組立体は前記ノズル提供部品を保持及び位置決めするように構成されたホルダを備え、当該ホルダは、前記圧力管腔の遠位端内に形成された凹状ウェルを備える、手術器具。
  4. 液体噴流を形成するように成形されたノズル提供部品を有するノズル組立体と、
    前記ノズル組立体に液体流を運ぶように構成且つ位置決めされる圧力管腔とを備える手術器具であって、
    前記ノズル提供部品は環状体を備え、当該環状体は、0.254cm(0.1インチ)より大きくない外径と、前記環状体を通る液体流路を画定する孔の長手方向軸線に平行な方向で測った高さであって、前記外径より小さい高さとを有する、手術器具。
  5. 噴流を形成するように成形されたノズルと、
    前記ノズルに液体流を運ぶように構成且つ位置決めされた圧力管腔とを備える手術器具であって、
    前記ノズルは当該ノズルを通る液体流路を画定する孔を備え、当該孔は光学的に円滑な表面を有する、手術器具。
  6. 噴流を形成するように成形されたノズルと、
    前記ノズルに液体流を運ぶように構成且つ位置決めされる圧力管腔とを備える手術器具であって、
    前記ノズルの噴流形成オリフィスの最小内径に対して、前記ノズルを通る液体流路の長さの比は、4を超えず、
    動作時に前記器具によって形成される前記液体噴流は、10度を超えない円錐角を有する、手術器具。
  7. 液体流を運ぶように構成且つ位置決めされる圧力管腔であって、その遠位端又はその近くで、液体噴流を形成するように成形されるノズルを備える、圧力管腔と、
    排出管腔であって、前記ノズルと反対側に配置可能な噴流受け開口部を有し、器具の動作中に、前記噴流受け開口部は前記ノズルから噴射される前記液体噴流の少なくとも一部を受け、前記排出管腔は前記噴流受け開口部から離して液体流を運ぶように構成且つ位置決めされる、排出管腔と、
    前記器具の遠位端又はその近くに配置されたノズル位置合せ部品であって、前記圧力管腔及び前記排出管腔に連結するように構成且つ位置決めされ、前記圧力管腔及び前記排出管腔との連結に際し、前記排出管腔に対して前記ノズルを位置合せし、それによって、前記器具の動作中に、前記液体噴流は選択した軌跡に沿って前記噴流受け開口部に入る、ノズル位置合せ部品とを備える、手術器具。
  8. 前記ノズル提供部品は環状体を備え、当該環状体は、0.254cm(0.1インチ)より大きくない外径と、前記環状体を通る孔の長手方向軸線に平行な方向で測った高さであって、前記外径より小さい高さとを有する、請求項1乃至3の何れかに記載の手術器具。
  9. 前記ノズル提供部品は、光学的に円滑な表面を有する前記ノズル提供部品のノズルを通る液体流路を画定する孔を備える、請求項1乃至4の何れかに記載の手術器具。
  10. ノズルの噴流形成オリフィスの最小内径に対して、前記ノズル提供部品の前記ノズルを通る液体流路の長さの比は、4を超えず、
    動作時に前記器具によって形成される前記液体噴流は、10度を超えない円錐角を有する、請求項1乃至4の何れかに記載の手術器具。
  11. 前記ノズル提供部品は、前記液体流通路を通る前記液体流路の全体に本質的に沿って、連続的に小さくなる直径を有する液体流通路を備える、請求項1乃至4の何れかに記載の手術器具。
  12. 排出管腔であって、前記ノズル提供部品のノズルと反対側に配置可能な噴流受け開口部を備え、前記器具が動作しているときに、前記噴流受け開口部は前記ノズルから噴射される前記液体噴流の少なくとも一部を受け、前記噴流受け開口部から離して液体流を運ぶように構成且つ位置決めされる、排出管腔をさらに備える、請求項1乃至4の何れかに記載の手術器具。
  13. 前記圧力管腔は、少なくとも約1,000psigの圧力で、高圧液体を運ぶことを可能にするように構成された、請求項1乃至12の何れかに記載の手術器具。
  14. 前記圧力管腔は、少なくとも約10,000psigの圧力で、高圧液体を運ぶことを可能にするように構成された、請求項1乃至13の何れかに記載の手術器具。
  15. 噴流を形成するように成形されたノズル提供部品と、
    前記ノズル組立体内に前記ノズル提供部品を保持及び位置決めするように構成されたホルダとを備える、液体噴流を形成する手術器具のノズル組立体であって、
    前記ノズル提供部品は、液体流通路を通る液体流路の少なくとも一部に沿って、連続して小さくなる直径を有する、ノズル組立体。
  16. 噴流を形成するように成形されたノズル提供部品と、
    前記ノズル組立体内に前記ノズル提供部品を保持及び位置決めするように構成されたホルダとを備える、液体噴流を形成する手術器具のノズル組立体であって、
    前記ホルダは、孔を備えた着座表面を有する凹状ウェルを具備し、前記孔は加圧液体源と液体連通し、前記ノズル提供部品が前記ホルダの凹状ウェル内に含まれている場合に、前記孔は前記ノズル提供部品の外径より小さい内径を有しており、前記ノズル提供部品が前記ホルダの前記凹状ウェル内に含まれている場合に、前記ホルダの前記凹状ウェルは、前記ノズル提供部品の外径と少なくとも同じくらい大きい内径を有する、ノズル組立体。
  17. 噴流を形成するように成形されたノズルを備える、液体噴流を形成する手術器具のノズル組立体であって、
    前記ノズルは、前記ノズルを通る液体流路を画定する孔を備え、前記孔は光学的に円滑な表面を有する、ノズル組立体。
  18. 噴流を形成するように成形されたノズルを備える、液体噴流を形成する手術器具のノズル組立体であって、
    前記ノズルの噴流形成オリフィスの最小内径に対して、前記ノズルを通る液体流路の長さの比は、4を超えず、
    動作時に前記ノズル組立体によって形成される前記液体噴流は、10度を超えない円錐角を有する、ノズル組立体。
  19. 液体噴流を形成する手術器具のノズル組立体を製造する方法であって、
    環状体の形状でノズル提供部品を付着するステップであって、前記ノズル提供部品は外径と、前記ノズル提供部品を通る液体流通路とを有しており、前記液体流通路は、ホルダまで、又は前記ホルダの中で、前記液体流通路を通る液体流路の少なくとも一部に沿って連続して小さくなる直径を有し、前記ホルダは加圧液体源と流体連通可能であり、それによって、前記ノズル組立体を形成し、従って、前記ノズル組立体は、故障無く少なくとも1,000psigの液体内圧に耐えることが可能である、ステップを含む、方法。
  20. 液体噴流を形成する手術器具の少なくとも一部を組み立てる方法であって、
    少なくとも圧力管腔の遠位部と少なくとも排出管腔の遠位部とをノズル位置合せ部品に連結するステップであって、前記圧力管腔は、その遠位端で又は当該遠位端の近くで、液体噴流を形成するように成形されたノズルを備え、前記排出管腔は、前記ノズルの反対側に配置可能な噴流受け開口部を備え、前記ノズル位置合せ部品は前記器具の遠位端で又はその近くに配置される、連結させるステップを備え、それによって、さらなる位置合せステップを必要とすることなく、前記ノズル位置合せ部品に対して、前記圧力管腔及び前記排出管腔を連結する際に、前記ノズルは前記排出管腔に対して位置合せされ、従って、前記器具が動作しているときに、前記ノズルによって形成される液体噴流が、選択した軌跡に沿って前記噴流受け開口部に入る、方法。
JP2006503244A 2003-01-31 2004-02-02 液体噴流手術器具用のノズル組立体及びノズル組立体を使用する手術器具 Pending JP2006517832A (ja)

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US44434403P 2003-01-31 2003-01-31
US10/695,632 US8162966B2 (en) 2002-10-25 2003-10-27 Surgical devices incorporating liquid jet assisted tissue manipulation and methods for their use
PCT/US2004/002893 WO2004069064A2 (en) 2003-01-31 2004-02-02 Nozzle assemblies for liquid jet surgical instruments and surgical instruments employing the nozzle assemblies

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EP (1) EP1589884B1 (ja)
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AU (1) AU2004209990B2 (ja)
CA (1) CA2554930C (ja)
WO (1) WO2004069064A2 (ja)

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ES2290358T3 (es) 2001-11-21 2008-02-16 Hydrocision, Inc. Instrumentos quirurgicos con chorro de liquido, que incorporan aberturas del canal alineadas a lo largo del haz del chorro.
DE60334720D1 (de) 2002-10-25 2010-12-09 Hydrocision Inc Chirurgische einrichtung zur erzeugung eines flüssigkeitsstrahles für das entfernen von biologischem gewebe
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