JP2019528959A - 管腔内撮像用のフレキシブル撮像アセンブリ並びに関連のデバイス、システム及び方法 - Google Patents
管腔内撮像用のフレキシブル撮像アセンブリ並びに関連のデバイス、システム及び方法 Download PDFInfo
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Abstract
Description
Claims (20)
- 患者の血管内への挿入のために構成され、近位部及び遠位部を含むフレキシブル伸長部材と、
前記フレキシブル伸長部材の前記遠位部に、巻かれた構成で配置されるフレックス回路を含む撮像アセンブリと、
を含み、
前記フレックス回路は、スパイン部材及び前記スパイン部材から延在する複数のリブ部材を含む、管腔内撮像デバイス。 - 前記複数のリブ部材のうちの少なくとも1つは、複数の超音波トランスデューサを含み、
前記複数のリブ部材のうちの少なくとも1つは、複数のコントローラを含み、
前記スパイン部材は、前記複数の超音波トランスデューサと前記複数のコントローラとの間の通信を容易にする複数の導電性トレースを含む、請求項1に記載の管腔内撮像デバイス。 - 前記複数のリブ部材のうちの最近位リブ部材及び最遠位リブ部材が、複数の超音波トランスデューサを含む、請求項2に記載の管腔内撮像デバイス。
- 前記複数のリブ部材のうちの中央リブ部材が、複数の超音波トランスデューサを含む、請求項2に記載の管腔内撮像デバイス。
- 前記複数のリブ部材は、5つのリブ部材を含む、請求項2に記載の管腔内撮像デバイス。
- 前記フレックス回路の前記複数のリブ部材の異なるリブ部材が、異なるタイプの超音波トランスデューサを含む、請求項2に記載の管腔内撮像デバイス。
- 前記フレックス回路の前記スパイン部材は、前記撮像アセンブリの長手方向軸の長さに沿って延在する、請求項2に記載の管腔内撮像デバイス。
- 前記複数のリブ部材は、前記撮像アセンブリの前記長手方向軸を横切る方向に、前記スパイン部材から延在する、請求項7に記載の管腔内撮像デバイス。
- 前記複数のリブ部材は、前記撮像アセンブリの前記長手方向軸の周りに少なくとも部分的に延在する、請求項7に記載の管腔内撮像デバイス。
- 前記複数のリブ部材は、互いから長手方向に離間されている、請求項9に記載の管腔内撮像デバイス。
- フレキシブル伸長部材、及び、前記フレキシブル伸長部材の遠位部に配置され、長手方向軸を画定する撮像アセンブリを含む、管腔内撮像デバイスであって、前記撮像アセンブリは、前記長手方向軸の長さに沿って延在するスパイン部材、及び、前記長手方向軸の周りに少なくとも部分的に延在する複数のリブ部材を含むフレックス回路を含む、管腔内撮像デバイスと、
前記撮像アセンブリと連絡し、管腔内画像を得るように前記撮像アセンブリを制御するコンピュータと、
を含む、システム。 - 前記複数のリブ部材のうちの第1のリブ部材は、第1の複数の超音波トランスデューサを含み、
前記複数のリブ部材のうちの第2のリブ部材は、第2の複数の超音波トランスデューサを含み、
前記複数のリブ部材のうちの少なくとも1つは、複数のコントローラを含み、
前記スパイン部材は、前記第1の複数の超音波トランスデューサ及び前記第2の複数の超音波トランスデューサと、前記複数のコントローラとの間の通信を容易にする複数の導電性トレースを含む、請求項11に記載のシステム。 - 前記コンピュータは、超音波エネルギーを同時に放出し、また、放出した前記超音波エネルギーに関連付けられる超音波エコーを受信するように、前記第1の複数の超音波トランスデューサ及び前記第2の複数の超音波トランスデューサを制御するように動作可能である、請求項12に記載のシステム。
- 前記コンピュータは、超音波エネルギーを独立して放出し、また、放出した前記超音波エネルギーに関連付けられる超音波エコーを受信するように、前記第1の複数の超音波トランスデューサ及び前記第2の複数の超音波トランスデューサを制御するように動作可能である、請求項12に記載のシステム。
- 前記コンピュータは、超音波エネルギーを放出し、また、放出した前記超音波エネルギーに関連付けられる超音波エコーを受信するように、前記第1の複数の超音波トランスデューサ及び前記第2の複数の超音波トランスデューサそれぞれのうちの選択された超音波トランスデューサを独立して制御するように動作可能である、請求項12に記載のシステム。
- 前記第1の複数の超音波トランスデューサ及び前記第2の複数の超音波トランスデューサのうちの選択された超音波トランスデューサは、整列している、請求項15に記載のシステム。
- 患者の血管内に超音波エネルギーを放出するように、管腔内デバイスの撮像アセンブリの第1の複数の超音波トランスデューサを制御するステップと、
放出した前記超音波エネルギーに関連付けられる超音波エコーを受信するステップと、
受信した前記超音波エコーに基づいて、管腔内画像を生成するステップと、
を含み、
前記撮像アセンブリは、スパイン部材及び複数のリブ部材を含むフレックス回路を含み、前記第1の複数の超音波トランスデューサは、前記複数のリブ部材のうちの少なくとも1つに配置される、管腔内撮像方法。 - 前記第1の複数の超音波トランスデューサは、前記複数のリブ部材のうちの第1のリブ部材に配置され、第2の複数の超音波トランスデューサは、前記複数のリブ部材のうちの第2のリブ部材に配置され、
前記第1の複数の超音波トランスデューサとは独立して、前記血管内に超音波エネルギーを放出するように、前記撮像アセンブリの前記第2の複数の超音波トランデューサを制御するステップを更に含む、請求項17に記載の方法。 - 前記第1の複数の超音波トランスデューサは、前記複数のリブ部材のうちの第1のリブ部材に配置され、第2の複数の超音波トランスデューサは、前記複数のリブ部材のうちの第2のリブ部材に配置され、
前記第1の複数の超音波トランスデューサと同時に、前記血管内に超音波エネルギーを放出するように、前記撮像アセンブリの前記第2の複数の超音波トランスデューサを制御するステップを更に含む、請求項17に記載の方法。 - 前記第1の複数の超音波トランスデューサは、前記複数のリブ部材のうちの第1のリブ部材及び第2のリブ部材に配置され、前記第1の複数の超音波トランスデューサは、整列している、請求項17に記載の方法。
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