JP7096539B2 - 医学的状態の処置及び注射可能物質の送達のためのアクセス装置及び方法 - Google Patents
医学的状態の処置及び注射可能物質の送達のためのアクセス装置及び方法 Download PDFInfo
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Description
この特許出願は、2016年5月6日に出願され、「Access Device for Cardiac Ablation」と題する米国仮出願第62/332,941号の利益を主張し、その全体がこの参照により本明細書に組み込まれる。
Claims (13)
- 人体内の領域に器具をガイドするためのアクセス装置であって、前記アクセス装置は、
近位端及び遠位端を含むシャフトであって、前記近位端と前記遠位端との間で長手方向に延びるチャネルを含む内腔を画定し、前記チャネルは、器具チャネル、バルーン膨張チャネル、及びガイドワイヤチャネルを含む、前記シャフトと、
前記シャフトの前記遠位端に取り付けられたヘッドであって、最上表面と、前記最上表面と反対側の最下表面と、前記器具チャネルを通して延びた器具が前記人体の前記領域と相互に作用できるように構成されたポートとを含む前記ヘッドと、
前記ヘッドに取り付けられたカメラであって、前記シャフトを通して延びるカメラケーブルに可換に結合され、前記人体の前記領域の画像を取り込むように向けられた前記カメラと、
前記ヘッドの前記最上表面に取り付けられたバルーンであって、前記バルーン膨張チャネルと流体連絡し、前記ヘッドの前記最下表面に隣接して広がることなく、前記ヘッドの前記最上表面に隣接して広がるように構成され、前記ヘッドの前記最上表面の円周に沿って170度から190度の間に広がる、前記バルーンと、
前記ヘッドの前記最上表面に取り付けられたヒンジ留めシェルであって、前記ヘッドの前記最下表面に隣接して延びることなく、前記ヘッドの前記最上表面に隣接して上方に延びるように構成された前記ヒンジ留めシェルと、を含む、前記アクセス装置。 - 前記ヒンジ留めシェルからヒンジ留めシェル制御装置まで延びるプルワイヤをさらに含み、前記ヒンジ留めシェル制御装置は、前記プルワイヤを引いて前記ヒンジ留めシェルの遠位端を前記ヘッドから離れるように延ばすように構成されている、請求項1に記載のアクセス装置。
- 前記ヒンジ留めシェル制御装置は前記アクセス装置のハンドル部上の親指トグルである、請求項2に記載のアクセス装置。
- 前記ヒンジ留めシェルは指の爪形状を有する、請求項1に記載のアクセス装置。
- 前記ヒンジ留めシェルの先端は前記ヘッドの前記遠位端を越えて遠位に延びる、請求項1に記載のアクセス装置。
- 前記カメラは前記ヒンジ留めシェル上に取り付けられている、請求項1に記載のアクセス装置。
- 前記アクセス装置は、前記カメラに対する照明を与えるように構成された光ファイバケーブルを含む、請求項1に記載のアクセス装置。
- 前記光ファイバケーブルは、前記アクセス装置から軸方向に延びる照明を与え、一方で、前記カメラは、前記人体の前記領域の前記ヒンジ留めシェルから角度が付いた視野を与える、請求項7に記載のアクセス装置。
- 人体内の領域に器具をガイドするためのアクセス装置であって、前記アクセス装置は、
近位端及び遠位端を含むシャフトであって、前記近位端と前記遠位端との間で長手方向に延びるチャネルを含む内腔を画定し、前記チャネルは、器具チャネル、バルーン膨張チャネル、及びガイドワイヤチャネルを含む、前記シャフトと、
前記シャフトの前記遠位端に取り付けられたヘッドであって、最上表面と、前記最上表面と反対側の最下表面と、前記器具チャネルを通して延びた器具が前記人体の前記領域と相互に作用できるように構成されたポートとを含む前記ヘッドと、
前記ヘッドに取り付けられたカメラであって、前記シャフトを通して延びるカメラケーブルに可換に結合され、前記人体の前記領域の画像を取り込むように向けられた前記カメラと、
前記ヘッドの前記最上表面に取り付けられたバルーンであって、前記バルーン膨張チャネルと流体連絡し、前記ヘッドの前記最下表面に隣接して広がることなく、前記ヘッドの前記最上表面に隣接して広がるように構成され、前記ヘッドの前記最上表面の円周に沿って170度から190度の間に広がる、前記バルーンと、
前記ヘッドに配置された超音波トランスデューサであって、前記人体の前記領域における組織厚さまたは密度を決定するように構成された前記超音波トランスデューサと、を含む、前記アクセス装置。 - 前記超音波トランスデューサは、前記シャフトを通して診断プローブチャネルを通して挿入されるプローブを用いて位置付けられる、請求項9に記載のアクセス装置。
- 前記超音波トランスデューサは前記ヘッドに取り付けられ、前記シャフトを通して延びる診断ケーブルに可換に結合されている、請求項9に記載のアクセス装置。
- 前記アクセス装置はさらに、前記ヘッドに取り付けられてバルーン膨張チャネルと流体連絡するバルーンを含む、請求項9に記載のアクセス装置。
- 前記アクセス装置はさらに、前記ヘッドの前記最上表面に取り付けられたヒンジ留めシェルであって、前記ヘッドの前記最下表面に隣接して延びることなく、前記ヘッドの前記最上表面に隣接して上方に延びるように構成された前記ヒンジ留めシェルを含む、請求項9に記載のアクセス装置。
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