JP2019171057A - 柔軟な非外傷性シース先端 - Google Patents
柔軟な非外傷性シース先端 Download PDFInfo
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- JP2019171057A JP2019171057A JP2019056519A JP2019056519A JP2019171057A JP 2019171057 A JP2019171057 A JP 2019171057A JP 2019056519 A JP2019056519 A JP 2019056519A JP 2019056519 A JP2019056519 A JP 2019056519A JP 2019171057 A JP2019171057 A JP 2019171057A
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- sheath
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Abstract
Description
101 ユーザインタフェース
103 シース
105 遠位端
114 器具制御システム/電源/発電機
116 器具制御システム/導電性流体源
118 挿入制御システム
119 挿入デバイス
120 制御/足踏み式ユニット
122 制御/ペダル
124 ペダル
130 導電体
131 出口
132 管
134 電気コネクタ
148 ポート
201 ヘッド
205 シース先端
207 管腔
246 光源
250 関連デバイス/超音波トランスデューサ
252 関連デバイス
254 カメラ
301 組織表面
303 軸
305 突出部
405 シース先端
407 遠位端
410 インサート
450 伸長器具
452 内部管腔
454 開放サンプリング端部
505 シース先端
507 遠位端
605 シース先端
607 遠位端
705 シース先端/シースインサート
711 ベース端部
713 接触端部
715 本体
750 表面
755 軸
805 シース先端
807 クランプルゾーン
811 ベース端部
813 接触端部
815 本体
905 シース先端
913 接触端部
915 シース先端
917 切れ目
919 セクション
955 軸
1005 シース先端
1010 ベース端部
1012 開口部
1013 接触端部
1014 非変形幅
1015 本体
1016 変形幅
1055 軸
1105 シース先端
1112 開口部
1155 軸
1205 シース先端
1212 開口部
1255 軸
1305 シース先端
1312 開口部
1314 伸長スロット
1316 放射状端点
1355 軸
1405 シース先端
1424 切れ目
1455 軸
1500 方法
Claims (20)
- 装置であって、
伸長器具を搬送するように構成された管腔を内部に画定するシースの遠位端に位置付けられるように構成された変形可能なシース先端を備え、前記シース先端が、前記シースの前記遠位端に使い捨て可能なベース端部と、接触端部とを有し、前記シース先端が、前記シースの第2のカラム強度よりも小さい、前記シース先端の軸に沿った第1のカラム強度を有し、前記シース先端が、前記シースの第2の変形度よりも大きい第1の変形度を有する、装置。 - 前記シース先端が、前記シースの一体型セクションであり、前記シース先端が、前記シースの前記遠位端に配設されている、請求項1に記載の装置。
- 前記シース先端が、前記シースの前記遠位端に取り付けられるように構成された別個の構造である、請求項1に記載の装置。
- 前記シース先端が、前記シースの前記管腔内に受容されるように構成されたシースインサートにおいて、前記シースの前記遠位端に物理的に連結されるように構成されている、請求項3に記載の装置。
- 前記シース先端が、前記シースの第2の厚さよりも小さい第1の厚さ及び前記シースの第2の剛性よりも小さい第1の剛性から選択される、少なくとも1つの特徴を有する、請求項1に記載の装置。
- 前記シース先端が、前記ベース端部と前記接触端部との間で、前記シース先端の円周の周囲に沿って少なくとも1つのクランプルゾーンを含み、前記クランプルゾーンが、前記接触端部に力を加えることに応答して座屈可能である、請求項1に記載の装置。
- 前記シース先端が、前記接触端部の辺縁の周囲で複数の長手方向の切れ目を内部に画定し、前記複数の長手方向の切れ目が、前記シース先端のセクションが、前記接触端部に力を加えることに応答して前記複数の長手方向の切れ目の周囲で崩壊することを可能にするように構成されている、請求項1に記載の装置。
- 前記シース先端が、前記ベース端部と前記接触端部との間で、前記シース先端の長さに沿って複数の空隙を画定する、請求項1に記載の装置。
- 前記複数の空隙の各々が、前記ベース端部と前記接触端部との中間に画定される、請求項8に記載の装置。
- 前記複数の空隙が、前記シース先端の長さに沿って少なくとも1つの斜めの開口部を含み、前記斜めの開口部が、前記シース先端の前記軸に対して画定されている、請求項8に記載の装置。
- 前記複数の斜めの開口部のうちの少なくとも1つが、前記シース先端を少なくとも一周する、請求項10に記載の装置。
- 前記複数の空隙の各々が、前記シース先端の前記軸に略垂直である、請求項8に記載の装置。
- 前記複数の空隙が、複数の伸長スロットを含む、請求項8に記載の装置。
- 前記複数の伸長スロットのうちの少なくとも1つが、円筒形端点及び円錐形端点から選択される少なくとも1つの終端で終了する、請求項13に記載の装置。
- 前記シース先端が、前記ベース端部と前記接触端部との間で異なる厚さを有する、請求項1に記載の装置。
- 前記シース先端が、前記シース先端の内側表面及び外側表面のうちの少なくとも1つの上で複数のアコーディオン形状の輪郭を含み、前記複数のアコーディオン形状の輪郭が、前記シース先端の前記軸に略垂直である、請求項1に記載の装置。
- システムであって、
管腔を内部に画定するシースと、
前記シース内の前記管腔を通して送達されるように構成された伸長医療器具と、
前記シースを体内の所望の位置に搬送するように構成された挿入制御システムと、
前記伸長医療器具が所望の位置に到達したときに、前記伸長医療器具の動作を方向付けるように構成された器具制御システムと、
伸長器具を搬送するように構成された管腔を内部に画定するシースの遠位端に位置付けられるように構成された変形可能なシース先端であって、前記シース先端が、前記シースの前記遠位端に使い捨て可能なベース端部と、接触端部とを有し、前記シース先端が、前記シースの第2のカラム強度よりも小さい、前記シース先端の軸に沿った第1のカラム強度を有し、前記シース先端が、前記シースの第2の変形度よりも大きい第1の変形度を有する、変形可能なシース先端と、を備える、システム。 - 前記挿入制御システムが、気管支鏡を含む、請求項17に記載のシステム。
- 前記伸長医療器具が、サンプリング針を含む、請求項17に記載のシステム。
- 方法であって、
シース内の管腔を通して体内に搬送されるための伸長器具を調整することであって、前記シースが、組織に向かって延長されるものであり、前記シースが、前記シースの遠位端におけるベース端部から接触端部に延在するように構成されたシース先端を含み、前記シース先端が、変形可能であるように構成され、前記シース先端が、前記シースの本体の第2のカラム強度よりも小さい、前記シース先端の軸に沿った第1のカラム強度を有する、調整することと、
前記体内に前記伸長器具を搬送する前記シースを挿入することであって、
それにより、前記シース先端が、前記組織との接触で生じ得るように、力が前記接触端部に加えられると前記シースの前記本体よりも容易に変形する、挿入することと、を含む、方法。
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